Adds most of the toolsHEADmaster

211 files changed, 1352 insertions, 0 deletions

diff --git a/v_windows/v/old/vlib/v/parser/tests/README.md b/v_windows/v/old/vlib/v/parser/tests/README.md
new file mode 100644
index 0000000..7547a55
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/README.md
@@ -0,0 +1 @@
+Put here tests, ensuring that the v's parser errors for certain situations.
diff --git a/v_windows/v/old/vlib/v/parser/tests/anon_fn_return_type.out b/v_windows/v/old/vlib/v/parser/tests/anon_fn_return_type.out
new file mode 100644
index 0000000..fe42d51
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/anon_fn_return_type.out
@@ -0,0 +1,6 @@
+vlib/v/parser/tests/anon_fn_return_type.vv:7:22: error: expected return type, not string `hi` for anonymous function
+    5 | _ = fn (name string) flag.Flag
+    6 | _ = fn (name string) flag.Flag {return flag.Flag{}}
+    7 | _ = fn (name string) "hi" + name
+      |                      ~~~~
+    8 |
diff --git a/v_windows/v/old/vlib/v/parser/tests/anon_fn_return_type.vv b/v_windows/v/old/vlib/v/parser/tests/anon_fn_return_type.vv
new file mode 100644
index 0000000..fc50fa0
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/anon_fn_return_type.vv
@@ -0,0 +1,8 @@
+import flag
+
+_ = fn (name string)
+_ = fn (name string) {}
+_ = fn (name string) flag.Flag
+_ = fn (name string) flag.Flag {return flag.Flag{}}
+_ = fn (name string) "hi" + name
+
diff --git a/v_windows/v/old/vlib/v/parser/tests/anon_unused_param.out b/v_windows/v/old/vlib/v/parser/tests/anon_unused_param.out
new file mode 100644
index 0000000..a12769b
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/anon_unused_param.out
@@ -0,0 +1,4 @@
+vlib/v/parser/tests/anon_unused_param.vv:1:9: error: use `_` to name an unused parameter
+    1 | _ = fn (int){}
+      |         ~~~
+    2 |
diff --git a/v_windows/v/old/vlib/v/parser/tests/anon_unused_param.vv b/v_windows/v/old/vlib/v/parser/tests/anon_unused_param.vv
new file mode 100644
index 0000000..c285cea
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/anon_unused_param.vv
@@ -0,0 +1,2 @@
+_ = fn (int){}
+
diff --git a/v_windows/v/old/vlib/v/parser/tests/array_init.out b/v_windows/v/old/vlib/v/parser/tests/array_init.out
new file mode 100644
index 0000000..75bdbe3
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/array_init.out
@@ -0,0 +1,12 @@
+vlib/v/parser/tests/array_init.vv:2:7: warning: use `x := []Type{}` instead of `x := []Type`
+    1 | fn main() {
+    2 |     _ := []int
+      |          ~~~~~
+    3 |     _ := [1]int
+    4 | }
+vlib/v/parser/tests/array_init.vv:3:7: warning: use e.g. `x := [1]Type{}` instead of `x := [1]Type`
+    1 | fn main() {
+    2 |     _ := []int
+    3 |     _ := [1]int
+      |          ~~~~~~
+    4 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/array_init.vv b/v_windows/v/old/vlib/v/parser/tests/array_init.vv
new file mode 100644
index 0000000..4bbfb88
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/array_init.vv
@@ -0,0 +1,4 @@
+fn main() {
+	_ := []int
+	_ := [1]int
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/array_pos_err.out b/v_windows/v/old/vlib/v/parser/tests/array_pos_err.out
new file mode 100644
index 0000000..8593054
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/array_pos_err.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/array_pos_err.vv:2:2: error: expression evaluated but not used
+    1 | fn main() {
+    2 |     '' in []
+      |     ~~~~~~~~
+    3 | }
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/array_pos_err.vv b/v_windows/v/old/vlib/v/parser/tests/array_pos_err.vv
new file mode 100644
index 0000000..0988140
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/array_pos_err.vv
@@ -0,0 +1,3 @@
+fn main() {
+	'' in []
+}
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/c_struct_no_embed.out b/v_windows/v/old/vlib/v/parser/tests/c_struct_no_embed.out
new file mode 100644
index 0000000..89972cd
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/c_struct_no_embed.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/c_struct_no_embed.vv:7:1: error: expecting type declaration
+    5 | struct C.Unknown {
+    6 |     Foo
+    7 | }
+      | ^
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/c_struct_no_embed.vv b/v_windows/v/old/vlib/v/parser/tests/c_struct_no_embed.vv
new file mode 100644
index 0000000..020dce7
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/c_struct_no_embed.vv
@@ -0,0 +1,7 @@
+struct Foo {
+	x int
+}
+
+struct C.Unknown {
+	Foo
+}
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/const_index.out b/v_windows/v/old/vlib/v/parser/tests/const_index.out
new file mode 100644
index 0000000..8b13789
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/const_index.out
@@ -0,0 +1 @@
+
diff --git a/v_windows/v/old/vlib/v/parser/tests/const_index.vv b/v_windows/v/old/vlib/v/parser/tests/const_index.vv
new file mode 100644
index 0000000..c629502
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/const_index.vv
@@ -0,0 +1,22 @@
+// must not parse 4[deprecated] as index expression
+const x = 4
+[deprecated]
+fn g() {
+	a := [3]
+	// indexing is currently allowed on next line
+	_ = a
+	[0]
+}
+
+const y = 5
+[deprecated]
+fn h() {}
+
+const z = 6
+[typedef]
+struct C.Foo{}
+
+// test implicit main allows indexing on next line
+a := [3]
+_ := a
+[0]
diff --git a/v_windows/v/old/vlib/v/parser/tests/const_missing_rpar_a.out b/v_windows/v/old/vlib/v/parser/tests/const_missing_rpar_a.out
new file mode 100644
index 0000000..e3d0186
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/const_missing_rpar_a.out
@@ -0,0 +1,3 @@
+vlib/v/parser/tests/const_missing_rpar_a.vv:3:1: error: unexpected eof, expecting ´)´
+    1 | const (
+    2 |     a = 5
diff --git a/v_windows/v/old/vlib/v/parser/tests/const_missing_rpar_a.vv b/v_windows/v/old/vlib/v/parser/tests/const_missing_rpar_a.vv
new file mode 100644
index 0000000..38043f9
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/const_missing_rpar_a.vv
@@ -0,0 +1,2 @@
+const (
+	a = 5
diff --git a/v_windows/v/old/vlib/v/parser/tests/const_missing_rpar_b.out b/v_windows/v/old/vlib/v/parser/tests/const_missing_rpar_b.out
new file mode 100644
index 0000000..4bef87e
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/const_missing_rpar_b.out
@@ -0,0 +1,3 @@
+vlib/v/parser/tests/const_missing_rpar_b.vv:4:1: error: unexpected eof, expecting ´)´
+    2 |     a = 5
+    3 |     // foo
diff --git a/v_windows/v/old/vlib/v/parser/tests/const_missing_rpar_b.vv b/v_windows/v/old/vlib/v/parser/tests/const_missing_rpar_b.vv
new file mode 100644
index 0000000..dbb66af
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/const_missing_rpar_b.vv
@@ -0,0 +1,3 @@
+const (
+	a = 5
+	// foo
diff --git a/v_windows/v/old/vlib/v/parser/tests/const_only_keyword.out b/v_windows/v/old/vlib/v/parser/tests/const_only_keyword.out
new file mode 100644
index 0000000..1e3de05
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/const_only_keyword.out
@@ -0,0 +1,2 @@
+vlib/v/parser/tests/const_only_keyword.vv:2:1: error: unexpected eof, expecting name
+    1 | const
diff --git a/v_windows/v/old/vlib/v/parser/tests/const_only_keyword.vv b/v_windows/v/old/vlib/v/parser/tests/const_only_keyword.vv
new file mode 100644
index 0000000..aaae4e1
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/const_only_keyword.vv
@@ -0,0 +1 @@
+const
diff --git a/v_windows/v/old/vlib/v/parser/tests/const_unexpected_eof.out b/v_windows/v/old/vlib/v/parser/tests/const_unexpected_eof.out
new file mode 100644
index 0000000..8f90da6
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/const_unexpected_eof.out
@@ -0,0 +1,2 @@
+vlib/v/parser/tests/const_unexpected_eof.vv:2:1: error: unexpected eof, expecting an expression
+    1 | const a =
diff --git a/v_windows/v/old/vlib/v/parser/tests/const_unexpected_eof.vv b/v_windows/v/old/vlib/v/parser/tests/const_unexpected_eof.vv
new file mode 100644
index 0000000..6210a52
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/const_unexpected_eof.vv
@@ -0,0 +1 @@
+const a =
diff --git a/v_windows/v/old/vlib/v/parser/tests/dec_use_as_value.out b/v_windows/v/old/vlib/v/parser/tests/dec_use_as_value.out
new file mode 100644
index 0000000..91587e1
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/dec_use_as_value.out
@@ -0,0 +1,6 @@
+vlib/v/parser/tests/dec_use_as_value.vv:2:16: error: cannot use i-- as value
+    1 | fn main() {
+    2 |     for i := 100; i--; i > 0 {
+      |                   ^
+    3 |     }
+    4 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/dec_use_as_value.vv b/v_windows/v/old/vlib/v/parser/tests/dec_use_as_value.vv
new file mode 100644
index 0000000..4774070
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/dec_use_as_value.vv
@@ -0,0 +1,4 @@
+fn main() {
+	for i := 100; i--; i > 0 {
+	}
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/defer_propagate.out b/v_windows/v/old/vlib/v/parser/tests/defer_propagate.out
new file mode 100644
index 0000000..93dae37
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/defer_propagate.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/defer_propagate.vv:9:15: error: error propagation not allowed inside `defer` blocks
+    7 |     mut a := 0
+    8 |     defer {
+    9 |         a = test1() ?
+      |                     ^
+   10 |     }
+   11 |     return a
diff --git a/v_windows/v/old/vlib/v/parser/tests/defer_propagate.vv b/v_windows/v/old/vlib/v/parser/tests/defer_propagate.vv
new file mode 100644
index 0000000..ad92bb9
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/defer_propagate.vv
@@ -0,0 +1,16 @@
+fn test1() ?int {
+	a := 3
+	return a
+}
+
+fn test2() ?int {
+	mut a := 0
+	defer {
+		a = test1() ?
+	}
+	return a
+
+fn main() {
+	x := test2() or { -1 }
+	println(x)
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/defer_return.out b/v_windows/v/old/vlib/v/parser/tests/defer_return.out
new file mode 100644
index 0000000..2debd10
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/defer_return.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/defer_return.vv:3:3: error: `return` not allowed inside `defer` block
+    1 | fn main() {
+    2 |     defer {
+    3 |         return
+      |         ~~~~~~
+    4 |     }
+    5 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/defer_return.vv b/v_windows/v/old/vlib/v/parser/tests/defer_return.vv
new file mode 100644
index 0000000..0bcc740
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/defer_return.vv
@@ -0,0 +1,5 @@
+fn main() {
+	defer {
+		return
+	}
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/defer_return2.out b/v_windows/v/old/vlib/v/parser/tests/defer_return2.out
new file mode 100644
index 0000000..54628e4
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/defer_return2.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/defer_return2.vv:3:3: error: `return` not allowed inside `defer` block
+    1 | fn test1() int {
+    2 |     defer {
+    3 |         return 12
+      |         ~~~~~~
+    4 |     }
+    5 |     a := 3
diff --git a/v_windows/v/old/vlib/v/parser/tests/defer_return2.vv b/v_windows/v/old/vlib/v/parser/tests/defer_return2.vv
new file mode 100644
index 0000000..82f62aa
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/defer_return2.vv
@@ -0,0 +1,12 @@
+fn test1() int {
+	defer {
+		return 12
+	}
+	a := 3
+	return a
+}
+
+fn main() {
+	x := test1()
+	println(x)
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/duplicate_field_embed_err.out b/v_windows/v/old/vlib/v/parser/tests/duplicate_field_embed_err.out
new file mode 100644
index 0000000..7fc6311
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/duplicate_field_embed_err.out
@@ -0,0 +1,6 @@
+vlib/v/parser/tests/duplicate_field_embed_err.vv:8:2: error: duplicate field `ModFileAndFolder`
+    6 | struct Bar {
+    7 |     ModFileAndFolder
+    8 |     vmod.ModFileAndFolder
+      |     ~~~~~~~~~~~~~~~~~~~~~
+    9 | }
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/duplicate_field_embed_err.vv b/v_windows/v/old/vlib/v/parser/tests/duplicate_field_embed_err.vv
new file mode 100644
index 0000000..d71112f
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/duplicate_field_embed_err.vv
@@ -0,0 +1,9 @@
+import v.vmod
+
+struct ModFileAndFolder {
+	name int = 5
+}
+struct Bar {
+	ModFileAndFolder
+	vmod.ModFileAndFolder
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/duplicate_type_a.out b/v_windows/v/old/vlib/v/parser/tests/duplicate_type_a.out
new file mode 100644
index 0000000..a2324a4
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/duplicate_type_a.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/duplicate_type_a.vv:3:11: error: cannot register interface `Foo`, another type with this name exists
+    1 | struct Foo {}
+    2 |
+    3 | interface Foo {}
+      |           ~~~
diff --git a/v_windows/v/old/vlib/v/parser/tests/duplicate_type_a.vv b/v_windows/v/old/vlib/v/parser/tests/duplicate_type_a.vv
new file mode 100644
index 0000000..f47419b
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/duplicate_type_a.vv
@@ -0,0 +1,3 @@
+struct Foo {}
+
+interface Foo {}
diff --git a/v_windows/v/old/vlib/v/parser/tests/duplicate_type_b.out b/v_windows/v/old/vlib/v/parser/tests/duplicate_type_b.out
new file mode 100644
index 0000000..6831fda
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/duplicate_type_b.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/duplicate_type_b.vv:3:8: error: cannot register struct `Foo`, another type with this name exists
+    1 | interface Foo {}
+    2 |
+    3 | struct Foo {}
+      |        ~~~
diff --git a/v_windows/v/old/vlib/v/parser/tests/duplicate_type_b.vv b/v_windows/v/old/vlib/v/parser/tests/duplicate_type_b.vv
new file mode 100644
index 0000000..52aa104
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/duplicate_type_b.vv
@@ -0,0 +1,3 @@
+interface Foo {}
+
+struct Foo {}
diff --git a/v_windows/v/old/vlib/v/parser/tests/duplicated_generic_err.out b/v_windows/v/old/vlib/v/parser/tests/duplicated_generic_err.out
new file mode 100644
index 0000000..e151407
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/duplicated_generic_err.out
@@ -0,0 +1,3 @@
+vlib/v/parser/tests/duplicated_generic_err.vv:1:12: error: duplicated generic parameter `A`
+    1 | fn test<A, A>() {}
+      |            ^
diff --git a/v_windows/v/old/vlib/v/parser/tests/duplicated_generic_err.vv b/v_windows/v/old/vlib/v/parser/tests/duplicated_generic_err.vv
new file mode 100644
index 0000000..4b8e345
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/duplicated_generic_err.vv
@@ -0,0 +1 @@
+fn test<A, A>() {}
diff --git a/v_windows/v/old/vlib/v/parser/tests/empty_name_expr_err.out b/v_windows/v/old/vlib/v/parser/tests/empty_name_expr_err.out
new file mode 100644
index 0000000..07cfb9b
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/empty_name_expr_err.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/empty_name_expr_err.vv:2:9: error: unexpected name `n`
+    1 | fn main() {
+    2 |     return n ?(
+      |            ^
+    3 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/empty_name_expr_err.vv b/v_windows/v/old/vlib/v/parser/tests/empty_name_expr_err.vv
new file mode 100644
index 0000000..61d2740
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/empty_name_expr_err.vv
@@ -0,0 +1,3 @@
+fn main() {
+	return n ?(
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/expected_type_enum_err.out b/v_windows/v/old/vlib/v/parser/tests/expected_type_enum_err.out
new file mode 100644
index 0000000..e378cf7
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/expected_type_enum_err.out
@@ -0,0 +1,6 @@
+vlib/v/parser/tests/expected_type_enum_err.vv:6:12: error: expected type is not an enum (`rune`)
+    4 |
+    5 | fn main() {
+    6 |     if `c` == .bar {}
+      |               ~~~~
+    7 | }
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/expected_type_enum_err.vv b/v_windows/v/old/vlib/v/parser/tests/expected_type_enum_err.vv
new file mode 100644
index 0000000..7385f14
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/expected_type_enum_err.vv
@@ -0,0 +1,7 @@
+module main
+
+enum Test { bar }
+
+fn main() {
+	if `c` == .bar {}
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/expecting_assign_type_alias.out b/v_windows/v/old/vlib/v/parser/tests/expecting_assign_type_alias.out
new file mode 100644
index 0000000..d273ac5
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/expecting_assign_type_alias.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/expecting_assign_type_alias.vv:1:10: error: unexpected name `int`, expecting `=`
+    1 | type Ttt int
+      |          ~~~
+    2 |
+    3 | fn main() {}
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/expecting_assign_type_alias.vv b/v_windows/v/old/vlib/v/parser/tests/expecting_assign_type_alias.vv
new file mode 100644
index 0000000..441cc40
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/expecting_assign_type_alias.vv
@@ -0,0 +1,3 @@
+type Ttt int
+
+fn main() {}
diff --git a/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_a.out b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_a.out
new file mode 100644
index 0000000..e83390f
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_a.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/expr_evaluated_but_not_used_a.vv:2:2: error: expression evaluated but not used
+    1 | fn main() {
+    2 |     'hello'
+      |     ~~~~~~~
+    3 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_a.vv b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_a.vv
new file mode 100644
index 0000000..c4b6515
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_a.vv
@@ -0,0 +1,3 @@
+fn main() {
+	'hello'
+}
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_b.out b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_b.out
new file mode 100644
index 0000000..437f89a
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_b.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/expr_evaluated_but_not_used_b.vv:2:2: error: expression evaluated but not used
+    1 | fn main() {
+    2 |     22
+      |     ~~
+    3 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_b.vv b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_b.vv
new file mode 100644
index 0000000..cac3734
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_b.vv
@@ -0,0 +1,3 @@
+fn main() {
+	22
+}
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_c.out b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_c.out
new file mode 100644
index 0000000..f6dbc23
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_c.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/expr_evaluated_but_not_used_c.vv:3:5: error: expression evaluated but not used
+    1 | fn main() {
+    2 |     a := 10
+    3 |     `b`
+      |     ~~~
+    4 |     println(a)
+    5 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_c.vv b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_c.vv
new file mode 100644
index 0000000..863ce2f
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_c.vv
@@ -0,0 +1,5 @@
+fn main() {
+    a := 10
+    `b`
+    println(a)
+}
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_d.out b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_d.out
new file mode 100644
index 0000000..03639ea
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_d.out
@@ -0,0 +1,6 @@
+vlib/v/parser/tests/expr_evaluated_but_not_used_d.vv:4:19: error: expression evaluated but not used
+    2 |     a := 1
+    3 |     b := 2
+    4 |     println(a*b), a+b
+      |                   ~~~
+    5 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_d.vv b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_d.vv
new file mode 100644
index 0000000..6dbacb7
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_d.vv
@@ -0,0 +1,5 @@
+fn main() {
+    a := 1
+    b := 2
+    println(a*b), a+b
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_e.out b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_e.out
new file mode 100644
index 0000000..c312124
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_e.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/expr_evaluated_but_not_used_e.vv:3:14: error: expression evaluated but not used
+    1 | fn main() {
+    2 |     mut array := [1, 2, 3]
+    3 |     array << 4, 5
+      |                 ^
+    4 |     println(array)
+    5 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_e.vv b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_e.vv
new file mode 100644
index 0000000..763624a
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_e.vv
@@ -0,0 +1,5 @@
+fn main() {
+	mut array := [1, 2, 3]
+	array << 4, 5
+	println(array)
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_if.out b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_if.out
new file mode 100644
index 0000000..f35579a
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_if.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/expr_evaluated_but_not_used_if.vv:3:5: error: expression evaluated but not used
+    1 | fn main() {
+    2 |   if true {
+    3 |     1 + 1
+      |     ~~~~~
+    4 |     1 + 1
+    5 |   } else {
diff --git a/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_if.vv b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_if.vv
new file mode 100644
index 0000000..8cd5a96
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_if.vv
@@ -0,0 +1,8 @@
+fn main() {
+  if true {
+    1 + 1
+    1 + 1
+  } else {
+    1 + 1
+  }
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_or.out b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_or.out
new file mode 100644
index 0000000..70b3e7e
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_or.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/expr_evaluated_but_not_used_or.vv:3:5: error: expression evaluated but not used
+    1 | fn main() {
+    2 |   f() or {
+    3 |     0
+      |     ^
+    4 |     1
+    5 |   }
diff --git a/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_or.vv b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_or.vv
new file mode 100644
index 0000000..4a3a82a
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/expr_evaluated_but_not_used_or.vv
@@ -0,0 +1,10 @@
+fn main() {
+  f() or {
+    0
+    1
+  }
+}
+
+fn f() ?int {
+  return none
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/fn_attributes_duplicate_multiple.out b/v_windows/v/old/vlib/v/parser/tests/fn_attributes_duplicate_multiple.out
new file mode 100644
index 0000000..c8015ca
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/fn_attributes_duplicate_multiple.out
@@ -0,0 +1,6 @@
+vlib/v/parser/tests/fn_attributes_duplicate_multiple.vv:2:2: error: duplicate attribute `inline`
+    1 | [inline]
+    2 | [inline]
+      |  ~~~~~~
+    3 | fn foo() {}
+    4 |
diff --git a/v_windows/v/old/vlib/v/parser/tests/fn_attributes_duplicate_multiple.vv b/v_windows/v/old/vlib/v/parser/tests/fn_attributes_duplicate_multiple.vv
new file mode 100644
index 0000000..2e1f223
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/fn_attributes_duplicate_multiple.vv
@@ -0,0 +1,7 @@
+[inline]
+[inline]
+fn foo() {}
+
+fn main() {
+    foo()
+}
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/fn_attributes_duplicate_single.out b/v_windows/v/old/vlib/v/parser/tests/fn_attributes_duplicate_single.out
new file mode 100644
index 0000000..34a90cd
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/fn_attributes_duplicate_single.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/fn_attributes_duplicate_single.vv:1:10: error: duplicate attribute `inline`
+    1 | [inline; inline]
+      |          ~~~~~~
+    2 | fn foo() {}
+    3 |
diff --git a/v_windows/v/old/vlib/v/parser/tests/fn_attributes_duplicate_single.vv b/v_windows/v/old/vlib/v/parser/tests/fn_attributes_duplicate_single.vv
new file mode 100644
index 0000000..27d6f55
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/fn_attributes_duplicate_single.vv
@@ -0,0 +1,6 @@
+[inline; inline]
+fn foo() {}
+
+fn main() {
+    foo()
+}
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/fn_attributes_empty_err.out b/v_windows/v/old/vlib/v/parser/tests/fn_attributes_empty_err.out
new file mode 100644
index 0000000..d021aee
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/fn_attributes_empty_err.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/fn_attributes_empty_err.vv:1:1: error: attributes cannot be empty
+    1 | [] fn tt() {
+      | ~~
+    2 |     println('text')
+    3 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/fn_attributes_empty_err.vv b/v_windows/v/old/vlib/v/parser/tests/fn_attributes_empty_err.vv
new file mode 100644
index 0000000..fd584c2
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/fn_attributes_empty_err.vv
@@ -0,0 +1,6 @@
+[] fn tt() {
+	println('text')
+}
+fn main() {
+	tt()
+}
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/fn_decl_unexpected_eof.out b/v_windows/v/old/vlib/v/parser/tests/fn_decl_unexpected_eof.out
new file mode 100644
index 0000000..aef33f6
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/fn_decl_unexpected_eof.out
@@ -0,0 +1,3 @@
+vlib/v/parser/tests/fn_decl_unexpected_eof.vv:1:12: error: unexpected eof, expecting `}`
+    1 | fn main() {
+      |            ^
diff --git a/v_windows/v/old/vlib/v/parser/tests/fn_decl_unexpected_eof.vv b/v_windows/v/old/vlib/v/parser/tests/fn_decl_unexpected_eof.vv
new file mode 100644
index 0000000..fd74173
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/fn_decl_unexpected_eof.vv
@@ -0,0 +1 @@
+fn main() {
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/fn_type_only_args_in_interfaces.out b/v_windows/v/old/vlib/v/parser/tests/fn_type_only_args_in_interfaces.out
new file mode 100644
index 0000000..acc1399
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/fn_type_only_args_in_interfaces.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/fn_type_only_args_in_interfaces.vv:22:1: error: `syntax_error` evaluated but not used 
+   20 | }
+   21 | 
+   22 | syntax_error
+      | ~~~~~~~~~~~~
diff --git a/v_windows/v/old/vlib/v/parser/tests/fn_type_only_args_in_interfaces.vv b/v_windows/v/old/vlib/v/parser/tests/fn_type_only_args_in_interfaces.vv
new file mode 100644
index 0000000..0a3e839
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/fn_type_only_args_in_interfaces.vv
@@ -0,0 +1,22 @@
+
+struct Type1 {}
+struct Type2 {}
+struct Type3 {}
+
+
+pub interface Widget1 {
+  init(Type1, Type2)
+}
+
+pub interface Widget2 {
+  init(Type1)
+  draw(Type2, Type3)
+}
+
+pub interface Widget3 {
+  fnoparams1()
+  fnoparams2()
+  draw(Type1, Type2)
+}
+
+syntax_error
diff --git a/v_windows/v/old/vlib/v/parser/tests/fn_type_only_args_no_body.out b/v_windows/v/old/vlib/v/parser/tests/fn_type_only_args_no_body.out
new file mode 100644
index 0000000..fad0819
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/fn_type_only_args_no_body.out
@@ -0,0 +1,6 @@
+vlib/v/parser/tests/fn_type_only_args_no_body.vv:2:1: error: functions with type only args can not have bodies 
+    1 | fn test(int) {
+    2 | }
+      | ^
+    3 | 
+    4 | fn main() {
diff --git a/v_windows/v/old/vlib/v/parser/tests/fn_type_only_args_no_body.vv b/v_windows/v/old/vlib/v/parser/tests/fn_type_only_args_no_body.vv
new file mode 100644
index 0000000..d661c15
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/fn_type_only_args_no_body.vv
@@ -0,0 +1,6 @@
+fn test(int) {
+}
+
+fn main() {
+	test(0)
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/fn_type_only_args_unknown_name.out b/v_windows/v/old/vlib/v/parser/tests/fn_type_only_args_unknown_name.out
new file mode 100644
index 0000000..1f94768
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/fn_type_only_args_unknown_name.out
@@ -0,0 +1,6 @@
+vlib/v/parser/tests/fn_type_only_args_unknown_name.vv:2:1: error: functions with type only args can not have bodies 
+    1 | fn test(param) {
+    2 | }
+      | ^
+    3 | 
+    4 | fn main() {
diff --git a/v_windows/v/old/vlib/v/parser/tests/fn_type_only_args_unknown_name.vv b/v_windows/v/old/vlib/v/parser/tests/fn_type_only_args_unknown_name.vv
new file mode 100644
index 0000000..7bb6b78
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/fn_type_only_args_unknown_name.vv
@@ -0,0 +1,6 @@
+fn test(param) {
+}
+
+fn main() {
+	test(0)
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/fn_use_builtin_err.out b/v_windows/v/old/vlib/v/parser/tests/fn_use_builtin_err.out
new file mode 100644
index 0000000..5e57fe2
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/fn_use_builtin_err.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/fn_use_builtin_err.vv:1:4: error: cannot redefine builtin function `print`
+    1 | fn print(strings ...string) {
+      |    ~~~~~
+    2 |     for s in strings {
+    3 |         println(s)
diff --git a/v_windows/v/old/vlib/v/parser/tests/fn_use_builtin_err.vv b/v_windows/v/old/vlib/v/parser/tests/fn_use_builtin_err.vv
new file mode 100644
index 0000000..1466e4c
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/fn_use_builtin_err.vv
@@ -0,0 +1,9 @@
+fn print(strings ...string) {
+	for s in strings {
+		println(s)
+	}
+}
+
+fn main() {
+	print('text')
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/for.out b/v_windows/v/old/vlib/v/parser/tests/for.out
new file mode 100644
index 0000000..acc089b
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/for.out
@@ -0,0 +1,4 @@
+vlib/v/parser/tests/for.vv:1:5: error: cannot declare index variable with range `for`
+    1 | for i, k in 0..5 {
+      |     ^
+    2 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/for.vv b/v_windows/v/old/vlib/v/parser/tests/for.vv
new file mode 100644
index 0000000..1a48f69
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/for.vv
@@ -0,0 +1,2 @@
+for i, k in 0..5 {
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/for_in_mut_index_of_array.out b/v_windows/v/old/vlib/v/parser/tests/for_in_mut_index_of_array.out
new file mode 100644
index 0000000..f8e5a51
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/for_in_mut_index_of_array.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/for_in_mut_index_of_array.vv:3:6: error: index of array or key of map cannot be mutated
+    1 | fn main() {
+    2 |     mut m := [1, 2, 3]
+    3 |     for mut i, _ in m {
+      |         ~~~
+    4 |         println(i)
+    5 |     }
diff --git a/v_windows/v/old/vlib/v/parser/tests/for_in_mut_index_of_array.vv b/v_windows/v/old/vlib/v/parser/tests/for_in_mut_index_of_array.vv
new file mode 100644
index 0000000..eb04d96
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/for_in_mut_index_of_array.vv
@@ -0,0 +1,6 @@
+fn main() {
+	mut m := [1, 2, 3]
+	for mut i, _ in m {
+		println(i)
+	}
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/for_in_mut_key_of_map.out b/v_windows/v/old/vlib/v/parser/tests/for_in_mut_key_of_map.out
new file mode 100644
index 0000000..6737a53
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/for_in_mut_key_of_map.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/for_in_mut_key_of_map.vv:3:6: error: index of array or key of map cannot be mutated
+    1 | fn main() {
+    2 |     mut m := map{'foo': 1, 'bar': 2}
+    3 |     for mut k, _ in m {
+      |         ~~~
+    4 |         println(k)
+    5 |     }
diff --git a/v_windows/v/old/vlib/v/parser/tests/for_in_mut_key_of_map.vv b/v_windows/v/old/vlib/v/parser/tests/for_in_mut_key_of_map.vv
new file mode 100644
index 0000000..c8a2296
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/for_in_mut_key_of_map.vv
@@ -0,0 +1,6 @@
+fn main() {
+	mut m := map{'foo': 1, 'bar': 2}
+	for mut k, _ in m {
+		println(k)
+	}
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/function_variadic_arg_non_final.out b/v_windows/v/old/vlib/v/parser/tests/function_variadic_arg_non_final.out
new file mode 100644
index 0000000..7c69a4b
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/function_variadic_arg_non_final.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/function_variadic_arg_non_final.vv:1:6: error: cannot use ...(variadic) with non-final parameter para1
+    1 | fn f(para1 ...int, para2 f32) int {
+      |      ~~~~~
+    2 |     return 22
+    3 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/function_variadic_arg_non_final.vv b/v_windows/v/old/vlib/v/parser/tests/function_variadic_arg_non_final.vv
new file mode 100644
index 0000000..f7ce72a
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/function_variadic_arg_non_final.vv
@@ -0,0 +1,7 @@
+fn f(para1 ...int, para2 f32) int {
+	return 22
+}
+
+fn main() {
+	a := f(11, 1.1)
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/generic_lowercase_err.out b/v_windows/v/old/vlib/v/parser/tests/generic_lowercase_err.out
new file mode 100644
index 0000000..3a02413
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/generic_lowercase_err.out
@@ -0,0 +1,3 @@
+vlib/v/parser/tests/generic_lowercase_err.vv:1:22: error: generic parameter needs to be uppercase
+    1 | fn lowercase_generic<a>() {}
+      |                      ^
diff --git a/v_windows/v/old/vlib/v/parser/tests/generic_lowercase_err.vv b/v_windows/v/old/vlib/v/parser/tests/generic_lowercase_err.vv
new file mode 100644
index 0000000..4d9bcad
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/generic_lowercase_err.vv
@@ -0,0 +1 @@
+fn lowercase_generic<a>() {}
diff --git a/v_windows/v/old/vlib/v/parser/tests/generic_type_alias_decl.out b/v_windows/v/old/vlib/v/parser/tests/generic_type_alias_decl.out
new file mode 100644
index 0000000..95c9e02
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/generic_type_alias_decl.out
@@ -0,0 +1,3 @@
+vlib/v/parser/tests/generic_type_alias_decl.vv:1:1: error: generic type aliases are not yet implemented
+    1 | type Pointer<T> = &T
+      | ~~~~~~~~~~~~~~~
diff --git a/v_windows/v/old/vlib/v/parser/tests/generic_type_alias_decl.vv b/v_windows/v/old/vlib/v/parser/tests/generic_type_alias_decl.vv
new file mode 100644
index 0000000..b2a177a
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/generic_type_alias_decl.vv
@@ -0,0 +1 @@
+type Pointer<T> = &T
diff --git a/v_windows/v/old/vlib/v/parser/tests/if_guard_redefinition.out b/v_windows/v/old/vlib/v/parser/tests/if_guard_redefinition.out
new file mode 100644
index 0000000..7f2a5b2
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/if_guard_redefinition.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/if_guard_redefinition.vv:7:8: error: redefinition of `x`
+    5 | fn main() {
+    6 |     x := 1
+    7 |     if x := opt_fn() {
+      |        ^
+    8 |         println(x)
+    9 |     }
diff --git a/v_windows/v/old/vlib/v/parser/tests/if_guard_redefinition.vv b/v_windows/v/old/vlib/v/parser/tests/if_guard_redefinition.vv
new file mode 100644
index 0000000..b54ee90
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/if_guard_redefinition.vv
@@ -0,0 +1,10 @@
+fn opt_fn() ?int {
+    return 2
+}
+
+fn main() {
+    x := 1
+    if x := opt_fn() {
+        println(x)
+    }
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/inc_use_as_value.out b/v_windows/v/old/vlib/v/parser/tests/inc_use_as_value.out
new file mode 100644
index 0000000..11888f8
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/inc_use_as_value.out
@@ -0,0 +1,6 @@
+vlib/v/parser/tests/inc_use_as_value.vv:2:14: error: cannot use i++ as value
+    1 | fn main() {
+    2 |     for i := 0; i++; i < 100 {
+      |                 ^
+    3 |     }
+    4 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/inc_use_as_value.vv b/v_windows/v/old/vlib/v/parser/tests/inc_use_as_value.vv
new file mode 100644
index 0000000..885f6b7
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/inc_use_as_value.vv
@@ -0,0 +1,4 @@
+fn main() {
+	for i := 0; i++; i < 100 {
+	}
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/interface_duplicate_interface_method.out b/v_windows/v/old/vlib/v/parser/tests/interface_duplicate_interface_method.out
new file mode 100644
index 0000000..eaee38e
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/interface_duplicate_interface_method.out
@@ -0,0 +1,6 @@
+vlib/v/parser/tests/interface_duplicate_interface_method.vv:4:2: error: duplicate method `fun`
+    2 | interface Abc {
+    3 |     fun()
+    4 |     fun()
+      |     ~~~
+    5 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/interface_duplicate_interface_method.vv b/v_windows/v/old/vlib/v/parser/tests/interface_duplicate_interface_method.vv
new file mode 100644
index 0000000..4d29383
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/interface_duplicate_interface_method.vv
@@ -0,0 +1,5 @@
+// duplicate interface methods in decleration
+interface Abc {
+	fun()
+	fun()
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/interface_duplicate_method.out b/v_windows/v/old/vlib/v/parser/tests/interface_duplicate_method.out
new file mode 100644
index 0000000..f83ad2a
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/interface_duplicate_method.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/interface_duplicate_method.vv:5:12: error: duplicate method `foo`
+    3 | // duplicate normal method definitions on interface
+    4 | fn (a Abc) foo() {}
+    5 | fn (a Abc) foo() {}
+      |            ~~~
diff --git a/v_windows/v/old/vlib/v/parser/tests/interface_duplicate_method.vv b/v_windows/v/old/vlib/v/parser/tests/interface_duplicate_method.vv
new file mode 100644
index 0000000..ab22330
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/interface_duplicate_method.vv
@@ -0,0 +1,5 @@
+interface Abc {}
+
+// duplicate normal method definitions on interface
+fn (a Abc) foo() {}
+fn (a Abc) foo() {}
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_a.out b/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_a.out
new file mode 100644
index 0000000..7ae507c
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_a.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/invalid_attribute_a.vv:1:9: error: unexpected token `]`, an argument is expected after `:`
+    1 | [foobar:]
+      |         ^
+    2 | fn my_fn_with_invalid_attr() {
+    3 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_a.vv b/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_a.vv
new file mode 100644
index 0000000..971dc28
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_a.vv
@@ -0,0 +1,3 @@
+[foobar:]
+fn my_fn_with_invalid_attr() {
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_b.out b/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_b.out
new file mode 100644
index 0000000..763de97
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_b.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/invalid_attribute_b.vv:1:6: error: unexpected token `:`, an argument is expected after `:`
+    1 | [foo::]
+      |      ^
+    2 | fn my_fn_with_invalid_attr() {
+    3 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_b.vv b/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_b.vv
new file mode 100644
index 0000000..d6af445
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_b.vv
@@ -0,0 +1,3 @@
+[foo::]
+fn my_fn_with_invalid_attr() {
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_c.out b/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_c.out
new file mode 100644
index 0000000..a30cb42
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_c.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/invalid_attribute_c.vv:1:6: error: unexpected token `[`, an argument is expected after `:`
+    1 | [bar:[]
+      |      ^
+    2 | fn my_fn_with_invalid_attr() {
+    3 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_c.vv b/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_c.vv
new file mode 100644
index 0000000..527076d
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_c.vv
@@ -0,0 +1,3 @@
+[bar:[]
+fn my_fn_with_invalid_attr() {
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_d.out b/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_d.out
new file mode 100644
index 0000000..3d05dc2
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_d.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/invalid_attribute_d.vv:1:9: error: unexpected token `}`, an argument is expected after `:`
+    1 | [foobar:}
+      |         ^
+    2 | fn my_fn_with_invalid_attr() {
+    3 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_d.vv b/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_d.vv
new file mode 100644
index 0000000..0b7d2e2
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/invalid_attribute_d.vv
@@ -0,0 +1,3 @@
+[foobar:}
+fn my_fn_with_invalid_attr() {
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/invalid_fn_decl_script_err.out b/v_windows/v/old/vlib/v/parser/tests/invalid_fn_decl_script_err.out
new file mode 100644
index 0000000..aead2d0
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/invalid_fn_decl_script_err.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/invalid_fn_decl_script_err.vv:3:4: error: function declarations in script mode should be before all script statements
+    1 | mynum := 10
+    2 |
+    3 | fn main() {
+      |    ~~~~
+    4 |     println(mynum)
+    5 | }
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/invalid_fn_decl_script_err.vv b/v_windows/v/old/vlib/v/parser/tests/invalid_fn_decl_script_err.vv
new file mode 100644
index 0000000..196895a
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/invalid_fn_decl_script_err.vv
@@ -0,0 +1,5 @@
+mynum := 10
+
+fn main() {
+	println(mynum)
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/invalid_recursive_struct1_err.out b/v_windows/v/old/vlib/v/parser/tests/invalid_recursive_struct1_err.out
new file mode 100644
index 0000000..8cac758
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/invalid_recursive_struct1_err.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/invalid_recursive_struct1_err.vv:1:8: error: invalid recursive struct `Human`
+    1 | struct Human {
+      |        ~~~~~
+    2 |     child Human
+    3 | }
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/invalid_recursive_struct1_err.vv b/v_windows/v/old/vlib/v/parser/tests/invalid_recursive_struct1_err.vv
new file mode 100644
index 0000000..649ca81
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/invalid_recursive_struct1_err.vv
@@ -0,0 +1,3 @@
+struct Human {
+	child Human
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/invalid_recursive_struct2_err.out b/v_windows/v/old/vlib/v/parser/tests/invalid_recursive_struct2_err.out
new file mode 100644
index 0000000..d784e50
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/invalid_recursive_struct2_err.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/invalid_recursive_struct2_err.vv:5:8: error: invalid recursive struct `Human`
+    3 | }
+    4 |
+    5 | struct Human {
+      |        ~~~~~
+    6 |     child Child
+    7 | }
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/invalid_recursive_struct2_err.vv b/v_windows/v/old/vlib/v/parser/tests/invalid_recursive_struct2_err.vv
new file mode 100644
index 0000000..0088c8e
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/invalid_recursive_struct2_err.vv
@@ -0,0 +1,7 @@
+struct Child {
+	be Human
+}
+
+struct Human {
+	child Child
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/long_generic_err.out b/v_windows/v/old/vlib/v/parser/tests/long_generic_err.out
new file mode 100644
index 0000000..d27f9f0
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/long_generic_err.out
@@ -0,0 +1,3 @@
+vlib/v/parser/tests/long_generic_err.vv:1:17: error: generic parameter name needs to be exactly one char
+    1 | fn long_generic<Abc>() {}
+      |                 ~~~
diff --git a/v_windows/v/old/vlib/v/parser/tests/long_generic_err.vv b/v_windows/v/old/vlib/v/parser/tests/long_generic_err.vv
new file mode 100644
index 0000000..ae3e538
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/long_generic_err.vv
@@ -0,0 +1 @@
+fn long_generic<Abc>() {}
diff --git a/v_windows/v/old/vlib/v/parser/tests/map_init.out b/v_windows/v/old/vlib/v/parser/tests/map_init.out
new file mode 100644
index 0000000..7185266
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/map_init.out
@@ -0,0 +1,6 @@
+vlib/v/parser/tests/map_init.vv:3:22: error: `}` expected; explicit `map` initialization does not support parameters
+    1 | fn main() {
+    2 |     a := map[string]int{}
+    3 |     b := map[string]f64{cap: 10}
+      |                         ~~~
+    4 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/map_init.vv b/v_windows/v/old/vlib/v/parser/tests/map_init.vv
new file mode 100644
index 0000000..2ab972d
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/map_init.vv
@@ -0,0 +1,4 @@
+fn main() {
+	a := map[string]int{}
+	b := map[string]f64{cap: 10}
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/map_init_void.out b/v_windows/v/old/vlib/v/parser/tests/map_init_void.out
new file mode 100644
index 0000000..fd76d7e
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/map_init_void.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/map_init_void.vv:2:18: error: map value type cannot be void
+    1 | fn main() {
+    2 |     m := map[string]{}
+      |                     ^
+    3 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/map_init_void.vv b/v_windows/v/old/vlib/v/parser/tests/map_init_void.vv
new file mode 100644
index 0000000..5ad2727
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/map_init_void.vv
@@ -0,0 +1,3 @@
+fn main() {
+	m := map[string]{}
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/map_init_void2.out b/v_windows/v/old/vlib/v/parser/tests/map_init_void2.out
new file mode 100644
index 0000000..81031dc
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/map_init_void2.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/map_init_void2.vv:1:19: error: expecting type declaration
+    1 | fn f(m map[string]) {
+      |                   ^
+    2 |     println('illegal function')
+    3 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/map_init_void2.vv b/v_windows/v/old/vlib/v/parser/tests/map_init_void2.vv
new file mode 100644
index 0000000..0b9a8e4
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/map_init_void2.vv
@@ -0,0 +1,7 @@
+fn f(m map[string]) {
+	println('illegal function')
+}
+
+fn main() {
+	println('Hello world')
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/match_range_dotdot_err.out b/v_windows/v/old/vlib/v/parser/tests/match_range_dotdot_err.out
new file mode 100644
index 0000000..bc815ed
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/match_range_dotdot_err.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/match_range_dotdot_err.vv:3:4: error: match only supports inclusive (`...`) ranges, not exclusive (`..`) 
+    1 | fn test_match() {
+    2 |     match 5 {
+    3 |         0..10 { '0-9' }
+      |          ~~
+    4 |         else { 'other' }
+    5 |     }
diff --git a/v_windows/v/old/vlib/v/parser/tests/match_range_dotdot_err.vv b/v_windows/v/old/vlib/v/parser/tests/match_range_dotdot_err.vv
new file mode 100644
index 0000000..0c7f112
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/match_range_dotdot_err.vv
@@ -0,0 +1,6 @@
+fn test_match() {
+	match 5 {
+		0..10 { '0-9' }
+		else { 'other' }
+	}
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/method_decl_on_non_local_array.out b/v_windows/v/old/vlib/v/parser/tests/method_decl_on_non_local_array.out
new file mode 100644
index 0000000..f01fc00
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/method_decl_on_non_local_array.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/method_decl_on_non_local_array.vv:1:7: error: cannot define new methods on non-local type []int
+    1 | fn (a []int) get_number() int { 
+      |       ~~~~~
+    2 |     return 1
+    3 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/method_decl_on_non_local_array.vv b/v_windows/v/old/vlib/v/parser/tests/method_decl_on_non_local_array.vv
new file mode 100644
index 0000000..9822ce5
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/method_decl_on_non_local_array.vv
@@ -0,0 +1,3 @@
+fn (a []int) get_number() int { 
+	return 1
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/method_decl_on_non_local_map.out b/v_windows/v/old/vlib/v/parser/tests/method_decl_on_non_local_map.out
new file mode 100644
index 0000000..d8459da
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/method_decl_on_non_local_map.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/method_decl_on_non_local_map.vv:1:7: error: cannot define new methods on non-local type map[string]string
+    1 | fn (a map[string]string) get_number() int { 
+      |       ~~~~~~~~~~~~~~~~~
+    2 |     return 1
+    3 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/method_decl_on_non_local_map.vv b/v_windows/v/old/vlib/v/parser/tests/method_decl_on_non_local_map.vv
new file mode 100644
index 0000000..f95e719
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/method_decl_on_non_local_map.vv
@@ -0,0 +1,3 @@
+fn (a map[string]string) get_number() int { 
+	return 1
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/method_decl_on_non_local_type.out b/v_windows/v/old/vlib/v/parser/tests/method_decl_on_non_local_type.out
new file mode 100644
index 0000000..1b57bbd
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/method_decl_on_non_local_type.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/method_decl_on_non_local_type.vv:1:7: error: cannot define new methods on non-local type int
+    1 | fn (a int) get_number() int { 
+      |       ~~~
+    2 |     return 1
+    3 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/method_decl_on_non_local_type.vv b/v_windows/v/old/vlib/v/parser/tests/method_decl_on_non_local_type.vv
new file mode 100644
index 0000000..f75565b
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/method_decl_on_non_local_type.vv
@@ -0,0 +1,3 @@
+fn (a int) get_number() int { 
+	return 1
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/module_multiple_names_err.out b/v_windows/v/old/vlib/v/parser/tests/module_multiple_names_err.out
new file mode 100644
index 0000000..6ae53a8
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/module_multiple_names_err.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/module_multiple_names_err.vv:1:13: error: `module main`, you can only declare one module, unexpected `os`
+    1 | module main os
+      |             ~~
+    2 | fn main() {
+    3 |     println('hello, world')
diff --git a/v_windows/v/old/vlib/v/parser/tests/module_multiple_names_err.vv b/v_windows/v/old/vlib/v/parser/tests/module_multiple_names_err.vv
new file mode 100644
index 0000000..96158af
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/module_multiple_names_err.vv
@@ -0,0 +1,4 @@
+module main os
+fn main() {
+	println('hello, world')
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/module_syntax_err.out b/v_windows/v/old/vlib/v/parser/tests/module_syntax_err.out
new file mode 100644
index 0000000..38a1905
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/module_syntax_err.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/module_syntax_err.vv:1:12: error: `module main`, unexpected `.` after module name
+    1 | module main.os
+      |            ^
+    2 | fn main() {
+    3 |     println('hello, world')
diff --git a/v_windows/v/old/vlib/v/parser/tests/module_syntax_err.vv b/v_windows/v/old/vlib/v/parser/tests/module_syntax_err.vv
new file mode 100644
index 0000000..8f8c91f
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/module_syntax_err.vv
@@ -0,0 +1,4 @@
+module main.os
+fn main() {
+	println('hello, world')
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/multi_argumented_assign_err.out b/v_windows/v/old/vlib/v/parser/tests/multi_argumented_assign_err.out
new file mode 100644
index 0000000..4e1a64c
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/multi_argumented_assign_err.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/multi_argumented_assign_err.vv:3:10: error: unexpected +=, expecting := or = or comma
+    1 | fn main() {
+    2 |     mut a, mut b, mut c := 0,1, 2 
+    3 |     a, b, c += 1, 2, 4
+      |             ~~
+    4 |     println('$a $b $c')
+    5 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/multi_argumented_assign_err.vv b/v_windows/v/old/vlib/v/parser/tests/multi_argumented_assign_err.vv
new file mode 100644
index 0000000..26257b8
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/multi_argumented_assign_err.vv
@@ -0,0 +1,5 @@
+fn main() {
+	mut a, mut b, mut c := 0,1, 2 
+	a, b, c += 1, 2, 4
+	println('$a $b $c')
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/nested_defer.out b/v_windows/v/old/vlib/v/parser/tests/nested_defer.out
new file mode 100644
index 0000000..c5da8dc
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/nested_defer.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/nested_defer.vv:5:3: error: `defer` blocks cannot be nested
+    3 |     defer {
+    4 |         a = 12
+    5 |         defer {
+      |         ~~~~~
+    6 |             a = 13
+    7 |         }
diff --git a/v_windows/v/old/vlib/v/parser/tests/nested_defer.vv b/v_windows/v/old/vlib/v/parser/tests/nested_defer.vv
new file mode 100644
index 0000000..7abc2d3
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/nested_defer.vv
@@ -0,0 +1,14 @@
+fn test1() int {
+	mut a := 0
+	defer {
+		a = 12
+		defer {
+			a = 13
+		}
+	}
+	return a
+
+fn main() {
+	x := test1()
+	println(x)
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/nested_unsafe_expr.out b/v_windows/v/old/vlib/v/parser/tests/nested_unsafe_expr.out
new file mode 100644
index 0000000..1d815ed
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/nested_unsafe_expr.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/nested_unsafe_expr.vv:4:8: error: already inside `unsafe` block
+    2 |     a := 0
+    3 |     unsafe {
+    4 |         a += unsafe{2}
+      |              ~~~~~~
+    5 |     }
+    6 |     println(a)
diff --git a/v_windows/v/old/vlib/v/parser/tests/nested_unsafe_expr.vv b/v_windows/v/old/vlib/v/parser/tests/nested_unsafe_expr.vv
new file mode 100644
index 0000000..1ab098c
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/nested_unsafe_expr.vv
@@ -0,0 +1,7 @@
+fn main() {
+	a := 0
+	unsafe {
+		a += unsafe{2}
+	}
+	println(a)
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/nested_unsafe_stmt.out b/v_windows/v/old/vlib/v/parser/tests/nested_unsafe_stmt.out
new file mode 100644
index 0000000..b76a6e5
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/nested_unsafe_stmt.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/nested_unsafe_stmt.vv:4:3: error: already inside `unsafe` block
+    2 |     a := 0
+    3 |     unsafe {
+    4 |         unsafe {
+      |         ~~~~~~
+    5 |             a++
+    6 |         }
diff --git a/v_windows/v/old/vlib/v/parser/tests/nested_unsafe_stmt.vv b/v_windows/v/old/vlib/v/parser/tests/nested_unsafe_stmt.vv
new file mode 100644
index 0000000..283e76d
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/nested_unsafe_stmt.vv
@@ -0,0 +1,9 @@
+fn main() {
+	a := 0
+	unsafe {
+		unsafe {
+			a++
+		}
+	}
+	println(a)
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/operator_normal_fn.out b/v_windows/v/old/vlib/v/parser/tests/operator_normal_fn.out
new file mode 100644
index 0000000..9313c0a
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/operator_normal_fn.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/operator_normal_fn.vv:1:4: error: cannot use operator overloading with normal functions
+    1 | fn +(x int) int {
+      |    ^
+    2 |     return 5 + x
+    3 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/operator_normal_fn.vv b/v_windows/v/old/vlib/v/parser/tests/operator_normal_fn.vv
new file mode 100644
index 0000000..5a82b31
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/operator_normal_fn.vv
@@ -0,0 +1,3 @@
+fn +(x int) int {
+	return 5 + x
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/or_default_missing.out b/v_windows/v/old/vlib/v/parser/tests/or_default_missing.out
new file mode 100644
index 0000000..82cfa59
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/or_default_missing.out
@@ -0,0 +1,14 @@
+vlib/v/parser/tests/or_default_missing.vv:4:3: error: `or` block must provide a default value of type `int`, or return/continue/break or call a [noreturn] function like panic(err) or exit(1)
+    2 |     m := [3, 4, 5]
+    3 |     el := m[4] or {
+    4 |         println('error')
+      |         ~~~~~~~~~~~~~~~~
+    5 |     }
+    6 |     println(el)
+vlib/v/parser/tests/or_default_missing.vv:16:16: error: last statement in the `or {}` block should be an expression of type `int` or exit parent scope
+   14 |     }
+   15 |     mut testvar := 0
+   16 |     el := m['pp'] or {
+      |                   ~~~~
+   17 |         testvar = 12
+   18 |     }
diff --git a/v_windows/v/old/vlib/v/parser/tests/or_default_missing.vv b/v_windows/v/old/vlib/v/parser/tests/or_default_missing.vv
new file mode 100644
index 0000000..ad9fa62
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/or_default_missing.vv
@@ -0,0 +1,20 @@
+fn test_array_or() {
+	m := [3, 4, 5]
+	el := m[4] or {
+		println('error')
+	}
+	println(el)
+}
+
+fn test_map_or() {
+	m := map{
+		'as': 3
+		'qw': 4
+		'kl': 5
+	}
+	mut testvar := 0
+	el := m['pp'] or {
+		testvar = 12
+	}
+	println('$el $testvar')
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/postfix_err.out b/v_windows/v/old/vlib/v/parser/tests/postfix_err.out
new file mode 100644
index 0000000..d83ccfa
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/postfix_err.out
@@ -0,0 +1,21 @@
+vlib/v/parser/tests/postfix_err.vv:5:10: warning: `++` operator can only be used as a statement
+    3 | fn test_postfix() {
+    4 |     mut x := 1
+    5 |     _ = (x++)
+      |             ^
+    6 |     x--, x-- // OK
+    7 |     f(x++)
+vlib/v/parser/tests/postfix_err.vv:7:7: warning: `++` operator can only be used as a statement
+    5 |     _ = (x++)
+    6 |     x--, x-- // OK
+    7 |     f(x++)
+      |          ^
+    8 |     a := [x]
+    9 |     _ = a[x--]
+vlib/v/parser/tests/postfix_err.vv:9:11: warning: `--` operator can only be used as a statement
+    7 |     f(x++)
+    8 |     a := [x]
+    9 |     _ = a[x--]
+      |              ^
+   10 | }
+   11 |
diff --git a/v_windows/v/old/vlib/v/parser/tests/postfix_err.vv b/v_windows/v/old/vlib/v/parser/tests/postfix_err.vv
new file mode 100644
index 0000000..a1ba568
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/postfix_err.vv
@@ -0,0 +1,11 @@
+fn f(i int) {}
+
+fn test_postfix() {
+	mut x := 1
+	_ = (x++)
+	x--, x-- // OK
+	f(x++)
+	a := [x]
+	_ = a[x--]
+}
+
diff --git a/v_windows/v/old/vlib/v/parser/tests/postfix_inc.out b/v_windows/v/old/vlib/v/parser/tests/postfix_inc.out
new file mode 100644
index 0000000..189a413
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/postfix_inc.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/postfix_inc.vv:3:1: error: token `++` must be on the same line as the previous token
+    1 | mut v := 4
+    2 | _ = v
+    3 | ++v
+      | ~~
diff --git a/v_windows/v/old/vlib/v/parser/tests/postfix_inc.vv b/v_windows/v/old/vlib/v/parser/tests/postfix_inc.vv
new file mode 100644
index 0000000..3f2fd06
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/postfix_inc.vv
@@ -0,0 +1,3 @@
+mut v := 4
+_ = v
+++v
diff --git a/v_windows/v/old/vlib/v/parser/tests/prefix_first.out b/v_windows/v/old/vlib/v/parser/tests/prefix_first.out
new file mode 100644
index 0000000..3a4adc6
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/prefix_first.out
@@ -0,0 +1,28 @@
+vlib/v/parser/tests/prefix_first.vv:15:3: warning: move infix `-` operator before new line (if infix intended) or use brackets for a prefix expression
+   13 |     _ = if true {
+   14 |         v = 1
+   15 |         -1
+      |         ^
+   16 |     } else {1}
+   17 |     _ = p
+vlib/v/parser/tests/prefix_first.vv:27:3: warning: move infix `&` operator before new line (if infix intended) or use brackets for a prefix expression
+   25 |     _ = opt() or {
+   26 |         _ = 1
+   27 |         &v
+      |         ^
+   28 |     }
+   29 | }
+vlib/v/parser/tests/prefix_first.vv:13:6: error: `if` expression requires an expression as the last statement of every branch
+   11 | 
+   12 |     // later this should compile correctly
+   13 |     _ = if true {
+      |         ~~~~~~~
+   14 |         v = 1
+   15 |         -1
+vlib/v/parser/tests/prefix_first.vv:25:12: error: last statement in the `or {}` block should be an expression of type `&int` or exit parent scope
+   23 |     // later this should compile correctly
+   24 |     v := 3
+   25 |     _ = opt() or {
+      |               ~~~~
+   26 |         _ = 1
+   27 |         &v
diff --git a/v_windows/v/old/vlib/v/parser/tests/prefix_first.vv b/v_windows/v/old/vlib/v/parser/tests/prefix_first.vv
new file mode 100644
index 0000000..83e180c
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/prefix_first.vv
@@ -0,0 +1,29 @@
+// a prefix op can be parsed as an infix op if there's an expression on the line before
+// https://github.com/vlang/v/pull/6491
+fn test_prefix() {
+	mut v := 1
+	mut p := &v
+	// OK, special workaround
+	unsafe {
+		v = 1
+		*p = 2
+	}
+
+	// later this should compile correctly
+	_ = if true {
+		v = 1
+		-1
+	} else {1}
+	_ = p
+}
+
+fn opt() ?&int {return none}
+
+fn test_prefix_or() {
+	// later this should compile correctly
+	v := 3
+	_ = opt() or {
+		_ = 1
+		&v
+	}
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/prohibit_redeclaration_of_builtin_types.out b/v_windows/v/old/vlib/v/parser/tests/prohibit_redeclaration_of_builtin_types.out
new file mode 100644
index 0000000..e292e0a
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/prohibit_redeclaration_of_builtin_types.out
@@ -0,0 +1,3 @@
+vlib/v/parser/tests/prohibit_redeclaration_of_builtin_types.vv:1:8: error: cannot register struct `Option`, another type with this name exists
+    1 | struct Option {}
+      |        ~~~~~~
diff --git a/v_windows/v/old/vlib/v/parser/tests/prohibit_redeclaration_of_builtin_types.vv b/v_windows/v/old/vlib/v/parser/tests/prohibit_redeclaration_of_builtin_types.vv
new file mode 100644
index 0000000..26669cc
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/prohibit_redeclaration_of_builtin_types.vv
@@ -0,0 +1 @@
+struct Option {}
diff --git a/v_windows/v/old/vlib/v/parser/tests/redeclaration_of_imported_fn.out b/v_windows/v/old/vlib/v/parser/tests/redeclaration_of_imported_fn.out
new file mode 100644
index 0000000..1c02758
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/redeclaration_of_imported_fn.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/redeclaration_of_imported_fn.vv:3:4: error: cannot redefine imported function `input`
+    1 | import os { input }
+    2 | 
+    3 | fn input() {}
+      |    ~~~~~
+    4 | 
+    5 | input()
diff --git a/v_windows/v/old/vlib/v/parser/tests/redeclaration_of_imported_fn.vv b/v_windows/v/old/vlib/v/parser/tests/redeclaration_of_imported_fn.vv
new file mode 100644
index 0000000..45a3b5a
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/redeclaration_of_imported_fn.vv
@@ -0,0 +1,5 @@
+import os { input }
+
+fn input() {}
+
+input()
diff --git a/v_windows/v/old/vlib/v/parser/tests/register_imported_alias.out b/v_windows/v/old/vlib/v/parser/tests/register_imported_alias.out
new file mode 100644
index 0000000..3cc0365
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/register_imported_alias.out
@@ -0,0 +1,4 @@
+vlib/v/parser/tests/register_imported_alias.vv:2:6: error: cannot register alias `Duration`, this type was already imported
+    1 | import time { Duration }
+    2 | type Duration = bool
+      |      ~~~~~~~~
diff --git a/v_windows/v/old/vlib/v/parser/tests/register_imported_alias.vv b/v_windows/v/old/vlib/v/parser/tests/register_imported_alias.vv
new file mode 100644
index 0000000..0200e5d
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/register_imported_alias.vv
@@ -0,0 +1,2 @@
+import time { Duration }
+type Duration = bool
diff --git a/v_windows/v/old/vlib/v/parser/tests/register_imported_enum.out b/v_windows/v/old/vlib/v/parser/tests/register_imported_enum.out
new file mode 100644
index 0000000..89f888b
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/register_imported_enum.out
@@ -0,0 +1,4 @@
+vlib/v/parser/tests/register_imported_enum.vv:2:6: error: cannot register enum `Method`, this type was already imported
+    1 | import net.http { Method }
+    2 | enum Method { foo bar }
+      |      ~~~~~~
diff --git a/v_windows/v/old/vlib/v/parser/tests/register_imported_enum.vv b/v_windows/v/old/vlib/v/parser/tests/register_imported_enum.vv
new file mode 100644
index 0000000..bb1bb6e
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/register_imported_enum.vv
@@ -0,0 +1,2 @@
+import net.http { Method }
+enum Method { foo bar }
diff --git a/v_windows/v/old/vlib/v/parser/tests/register_imported_interface.out b/v_windows/v/old/vlib/v/parser/tests/register_imported_interface.out
new file mode 100644
index 0000000..58b2029
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/register_imported_interface.out
@@ -0,0 +1,4 @@
+vlib/v/parser/tests/register_imported_interface.vv:2:11: error: cannot register interface `Reader`, this type was already imported
+    1 | import io { Reader }
+    2 | interface Reader {}
+      |           ~~~~~~
diff --git a/v_windows/v/old/vlib/v/parser/tests/register_imported_interface.vv b/v_windows/v/old/vlib/v/parser/tests/register_imported_interface.vv
new file mode 100644
index 0000000..c659327
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/register_imported_interface.vv
@@ -0,0 +1,2 @@
+import io { Reader }
+interface Reader {}
diff --git a/v_windows/v/old/vlib/v/parser/tests/register_imported_struct.out b/v_windows/v/old/vlib/v/parser/tests/register_imported_struct.out
new file mode 100644
index 0000000..259b831
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/register_imported_struct.out
@@ -0,0 +1,4 @@
+vlib/v/parser/tests/register_imported_struct.vv:2:8: error: cannot register struct `File`, this type was already imported
+    1 | import os { File }
+    2 | struct File {}
+      |        ~~~~
diff --git a/v_windows/v/old/vlib/v/parser/tests/register_imported_struct.vv b/v_windows/v/old/vlib/v/parser/tests/register_imported_struct.vv
new file mode 100644
index 0000000..a9c54db
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/register_imported_struct.vv
@@ -0,0 +1,2 @@
+import os { File }
+struct File {}
diff --git a/v_windows/v/old/vlib/v/parser/tests/select_bad_key_1.out b/v_windows/v/old/vlib/v/parser/tests/select_bad_key_1.out
new file mode 100644
index 0000000..a9f946c
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/select_bad_key_1.out
@@ -0,0 +1,14 @@
+vlib/v/parser/tests/select_bad_key_1.vv:19:3: notice: `>` is deprecated and will soon be forbidden - just state the timeout in nanoseconds
+   17 |             a++
+   18 |         }
+   19 |         > 50 * time.millisecond {
+      |         ^
+   20 |             println('timeout')
+   21 |         }
+vlib/v/parser/tests/select_bad_key_1.vv:39:8: error: select key: receive expression expected
+   37 | fn f3_bad(ch1 chan St) {
+   38 |     select {
+   39 |         b := 17 {
+      |              ~~
+   40 |             println(b)
+   41 |         }
diff --git a/v_windows/v/old/vlib/v/parser/tests/select_bad_key_1.vv b/v_windows/v/old/vlib/v/parser/tests/select_bad_key_1.vv
new file mode 100644
index 0000000..3e9da5d
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/select_bad_key_1.vv
@@ -0,0 +1,47 @@
+import time
+
+struct St {
+	a int
+}
+
+fn f1_good(ch1 chan St, ch2 chan int, ch3 chan int) {
+	mut a := 5
+	select {
+		a = <- ch3 {
+			println(a)
+		}
+		b := <- ch1 {
+			println(b.a)
+		}
+		ch1 <- a {
+			a++
+		}
+		> 50 * time.millisecond {
+			println('timeout')
+		}
+	}
+	println('done')
+}
+
+fn f2_good(ch1 chan St) {
+	select {
+		b := <- ch1 {
+			println(b)
+		}
+		else {
+			println('no channel ready')
+		}
+	}
+}
+
+fn f3_bad(ch1 chan St) {
+	select {
+		b := 17 {
+			println(b)
+		}
+	}
+}
+
+fn main() {}
+
+			
diff --git a/v_windows/v/old/vlib/v/parser/tests/select_bad_key_2.out b/v_windows/v/old/vlib/v/parser/tests/select_bad_key_2.out
new file mode 100644
index 0000000..a7a6109
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/select_bad_key_2.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/select_bad_key_2.vv:7:3: error: invalid type `f64` for timeout - expected integer number of nanoseconds aka `time.Duration`
+    5 |             println(b)
+    6 |         }
+    7 |         a + 7 {
+      |         ~~~~~
+    8 |             println("shouldn't get here")
+    9 |         }
diff --git a/v_windows/v/old/vlib/v/parser/tests/select_bad_key_2.vv b/v_windows/v/old/vlib/v/parser/tests/select_bad_key_2.vv
new file mode 100644
index 0000000..a3fcda8
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/select_bad_key_2.vv
@@ -0,0 +1,13 @@
+fn f3_bad(ch1 chan int) {
+	a := 3.75
+	select {
+		b := <-ch1 {
+			println(b)
+		}
+		a + 7 {
+			println("shouldn't get here")
+		}
+	}
+}
+
+fn main() {}
diff --git a/v_windows/v/old/vlib/v/parser/tests/select_bad_key_3.out b/v_windows/v/old/vlib/v/parser/tests/select_bad_key_3.out
new file mode 100644
index 0000000..029add6
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/select_bad_key_3.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/select_bad_key_3.vv:6:3: error: invalid type `void` for timeout - expected integer number of nanoseconds aka `time.Duration`
+    4 |             println(b)
+    5 |         }
+    6 |         println(7) {
+      |         ~~~~~~~~~~
+    7 |             println("shouldn't get here")
+    8 |         }
diff --git a/v_windows/v/old/vlib/v/parser/tests/select_bad_key_3.vv b/v_windows/v/old/vlib/v/parser/tests/select_bad_key_3.vv
new file mode 100644
index 0000000..c7bf3a6
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/select_bad_key_3.vv
@@ -0,0 +1,12 @@
+fn f3_bad(ch1 chan int) {
+	select {
+		b := <-ch1 {
+			println(b)
+		}
+		println(7) {
+			println("shouldn't get here")
+		}
+	}
+}
+
+fn main() {}
diff --git a/v_windows/v/old/vlib/v/parser/tests/select_bad_key_4.out b/v_windows/v/old/vlib/v/parser/tests/select_bad_key_4.out
new file mode 100644
index 0000000..3fac7dd
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/select_bad_key_4.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/select_bad_key_4.vv:7:8: error: select key: `<-` operator expected
+    5 |             println(b)
+    6 |         }
+    7 |         c := -a {
+      |              ^
+    8 |             println("shouldn't get here")
+    9 |         }
diff --git a/v_windows/v/old/vlib/v/parser/tests/select_bad_key_4.vv b/v_windows/v/old/vlib/v/parser/tests/select_bad_key_4.vv
new file mode 100644
index 0000000..bee7402
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/select_bad_key_4.vv
@@ -0,0 +1,13 @@
+fn f3_bad(ch1 chan int) {
+	mut a := 5
+	select {
+		a = <-ch1 {
+			println(b)
+		}
+		c := -a {
+			println("shouldn't get here")
+		}
+	}
+}
+
+fn main() {}
diff --git a/v_windows/v/old/vlib/v/parser/tests/select_else_1.out b/v_windows/v/old/vlib/v/parser/tests/select_else_1.out
new file mode 100644
index 0000000..9704fbb
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/select_else_1.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/select_else_1.vv:12:3: error: `else` and timeout value are mutually exclusive `select` keys
+   10 |             println("shouldn't get here")
+   11 |         }
+   12 |         30 * time.millisecond {
+      |         ~~~~~~~~~~~~~~~~~~~~~
+   13 |             println('bad')
+   14 |         }
diff --git a/v_windows/v/old/vlib/v/parser/tests/select_else_1.vv b/v_windows/v/old/vlib/v/parser/tests/select_else_1.vv
new file mode 100644
index 0000000..78077f4
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/select_else_1.vv
@@ -0,0 +1,18 @@
+import time
+
+fn f3_bad(ch1 chan int) {
+	a := 5
+	select {
+		b := <-ch1 {
+			println(b)
+		}
+		else {
+			println("shouldn't get here")
+		}
+		30 * time.millisecond {
+			println('bad')
+		}
+	}
+}
+
+fn main() {}
diff --git a/v_windows/v/old/vlib/v/parser/tests/select_else_2.out b/v_windows/v/old/vlib/v/parser/tests/select_else_2.out
new file mode 100644
index 0000000..f927031
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/select_else_2.out
@@ -0,0 +1,14 @@
+vlib/v/parser/tests/select_else_2.vv:9:3: notice: `>` is deprecated and will soon be forbidden - just state the timeout in nanoseconds
+    7 |             println(b)
+    8 |         }
+    9 |         > 30 * time.millisecond {
+      |         ^
+   10 |             println('bad')
+   11 |         }
+vlib/v/parser/tests/select_else_2.vv:12:3: error: timeout `> t` and `else` are mutually exclusive `select` keys
+   10 |             println('bad')
+   11 |         }
+   12 |         else {
+      |         ~~~~
+   13 |             println("shouldn't get here")
+   14 |         }
diff --git a/v_windows/v/old/vlib/v/parser/tests/select_else_2.vv b/v_windows/v/old/vlib/v/parser/tests/select_else_2.vv
new file mode 100644
index 0000000..2666dbc
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/select_else_2.vv
@@ -0,0 +1,18 @@
+import time
+
+fn f3_bad(ch1 chan int) {
+	a := 5
+	select {
+		b := <-ch1 {
+			println(b)
+		}
+		> 30 * time.millisecond {
+			println('bad')
+		}
+		else {
+			println("shouldn't get here")
+		}
+	}
+}
+
+fn main() {}
diff --git a/v_windows/v/old/vlib/v/parser/tests/sql_no_db_expr_a.out b/v_windows/v/old/vlib/v/parser/tests/sql_no_db_expr_a.out
new file mode 100644
index 0000000..41417ae
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/sql_no_db_expr_a.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/sql_no_db_expr_a.vv:4:1: error: invalid expression: unexpected token `}`
+    2 |     // SqlStmt
+    3 |     sql :=
+    4 | }
+      | ^
diff --git a/v_windows/v/old/vlib/v/parser/tests/sql_no_db_expr_a.vv b/v_windows/v/old/vlib/v/parser/tests/sql_no_db_expr_a.vv
new file mode 100644
index 0000000..5181f2d
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/sql_no_db_expr_a.vv
@@ -0,0 +1,4 @@
+fn x() {
+	// SqlStmt
+	sql :=
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/sql_no_db_expr_b.out b/v_windows/v/old/vlib/v/parser/tests/sql_no_db_expr_b.out
new file mode 100644
index 0000000..da86e9c
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/sql_no_db_expr_b.out
@@ -0,0 +1,6 @@
+vlib/v/parser/tests/sql_no_db_expr_b.vv:3:11: error: invalid expression: unexpected token `:=`
+    1 | fn x() {
+    2 |     // SqlExpr
+    3 |     x := sql :=
+      |              ~~
+    4 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/sql_no_db_expr_b.vv b/v_windows/v/old/vlib/v/parser/tests/sql_no_db_expr_b.vv
new file mode 100644
index 0000000..fa36435
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/sql_no_db_expr_b.vv
@@ -0,0 +1,4 @@
+fn x() {
+	// SqlExpr
+	x := sql :=
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/string_invalid_prefix_err.out b/v_windows/v/old/vlib/v/parser/tests/string_invalid_prefix_err.out
new file mode 100644
index 0000000..416d415
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/string_invalid_prefix_err.out
@@ -0,0 +1,6 @@
+vlib/v/parser/tests/string_invalid_prefix_err.vv:2:12: error: only `c`, `r`, `js` are recognized string prefixes, but you tried to use `w`
+    1 | fn main() {
+    2 |     why := w'why'
+      |            ^
+    3 |     println(why)
+    4 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/string_invalid_prefix_err.vv b/v_windows/v/old/vlib/v/parser/tests/string_invalid_prefix_err.vv
new file mode 100644
index 0000000..6c8630c
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/string_invalid_prefix_err.vv
@@ -0,0 +1,4 @@
+fn main() {
+    why := w'why'
+    println(why)
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_embed_duplicate.out b/v_windows/v/old/vlib/v/parser/tests/struct_embed_duplicate.out
new file mode 100644
index 0000000..752ed81
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_embed_duplicate.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/struct_embed_duplicate.vv:7:2: error: cannot embed `Abc` more than once
+    5 | struct Xyz {
+    6 |     Abc
+    7 |     Abc
+      |     ~~~
+    8 |     bar int
+    9 | }
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_embed_duplicate.vv b/v_windows/v/old/vlib/v/parser/tests/struct_embed_duplicate.vv
new file mode 100644
index 0000000..46563a4
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_embed_duplicate.vv
@@ -0,0 +1,9 @@
+struct Abc {
+	foo int = 5
+}
+
+struct Xyz {
+	Abc
+	Abc
+	bar int
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_embed_unknown_module.out b/v_windows/v/old/vlib/v/parser/tests/struct_embed_unknown_module.out
new file mode 100644
index 0000000..5d4542c
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_embed_unknown_module.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/struct_embed_unknown_module.vv:2:2: error: unknown module `custom`
+    1 | struct WithEmbed {
+    2 |     custom.Foo
+      |     ~~~~~~
+    3 | }
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_embed_unknown_module.vv b/v_windows/v/old/vlib/v/parser/tests/struct_embed_unknown_module.vv
new file mode 100644
index 0000000..1e084a8
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_embed_unknown_module.vv
@@ -0,0 +1,3 @@
+struct WithEmbed {
+	custom.Foo
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_embed_wrong_pos_long_err.out b/v_windows/v/old/vlib/v/parser/tests/struct_embed_wrong_pos_long_err.out
new file mode 100644
index 0000000..a4bc579
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_embed_wrong_pos_long_err.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/struct_embed_wrong_pos_long_err.vv:4:2: error: struct embedding must be declared at the beginning of the struct body
+    2 | struct Foo2 {
+    3 | mut:
+    4 |     cli.Command
+      |     ~~~~~~~~~~~
+    5 | }
+    6 | fn main() {}
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_embed_wrong_pos_long_err.vv b/v_windows/v/old/vlib/v/parser/tests/struct_embed_wrong_pos_long_err.vv
new file mode 100644
index 0000000..8dcc62e
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_embed_wrong_pos_long_err.vv
@@ -0,0 +1,6 @@
+import cli
+struct Foo2 {
+mut:
+	cli.Command
+}
+fn main() {}
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_embed_wrong_pos_short_err.out b/v_windows/v/old/vlib/v/parser/tests/struct_embed_wrong_pos_short_err.out
new file mode 100644
index 0000000..04240f8
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_embed_wrong_pos_short_err.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/struct_embed_wrong_pos_short_err.vv:6:2: error: struct embedding must be declared at the beginning of the struct body
+    4 | struct Foo2 {
+    5 | mut:
+    6 |     Foo
+      |     ~~~
+    7 | }
+    8 | fn main() {}
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_embed_wrong_pos_short_err.vv b/v_windows/v/old/vlib/v/parser/tests/struct_embed_wrong_pos_short_err.vv
new file mode 100644
index 0000000..cc270fa
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_embed_wrong_pos_short_err.vv
@@ -0,0 +1,8 @@
+struct Foo {
+	foo string
+}
+struct Foo2 {
+mut:
+	Foo
+}
+fn main() {}
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_field_expected.out b/v_windows/v/old/vlib/v/parser/tests/struct_field_expected.out
new file mode 100644
index 0000000..9fa06a2
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_field_expected.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/struct_field_expected.vv:6:2: error: unexpected token `.`, expecting struct field name
+    4 | 
+    5 | x = {
+    6 |     .a : 'Alpha'
+      |     ^
+    7 |     .b : 'Beta'
+    8 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_field_expected.vv b/v_windows/v/old/vlib/v/parser/tests/struct_field_expected.vv
new file mode 100644
index 0000000..bf4929c
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_field_expected.vv
@@ -0,0 +1,9 @@
+enum TestEnum {
+	a b
+}
+
+x = {
+	.a : 'Alpha'
+	.b : 'Beta'
+}
+
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_field_unknown_module_a.out b/v_windows/v/old/vlib/v/parser/tests/struct_field_unknown_module_a.out
new file mode 100644
index 0000000..81ac9db
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_field_unknown_module_a.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/struct_field_unknown_module_a.vv:2:7: error: unknown module `ui`
+    1 | struct Inter {
+    2 |     code ui.KeyCode
+      |          ~~
+    3 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_field_unknown_module_a.vv b/v_windows/v/old/vlib/v/parser/tests/struct_field_unknown_module_a.vv
new file mode 100644
index 0000000..31058d5
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_field_unknown_module_a.vv
@@ -0,0 +1,3 @@
+struct Inter {
+	code ui.KeyCode
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_field_unknown_module_b.out b/v_windows/v/old/vlib/v/parser/tests/struct_field_unknown_module_b.out
new file mode 100644
index 0000000..e467979
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_field_unknown_module_b.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/struct_field_unknown_module_b.vv:2:7: error: unknown module `term.unknownmod`
+    1 | struct Inter {
+    2 |     code term.unknownmod.KeyCode
+      |          ~~~~~~~~~~~~~~~
+    3 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_field_unknown_module_b.vv b/v_windows/v/old/vlib/v/parser/tests/struct_field_unknown_module_b.vv
new file mode 100644
index 0000000..3193a7c
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_field_unknown_module_b.vv
@@ -0,0 +1,3 @@
+struct Inter {
+	code term.unknownmod.KeyCode
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_field_unknown_module_c.out b/v_windows/v/old/vlib/v/parser/tests/struct_field_unknown_module_c.out
new file mode 100644
index 0000000..84bd41e
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_field_unknown_module_c.out
@@ -0,0 +1,6 @@
+vlib/v/parser/tests/struct_field_unknown_module_c.vv:4:7: error: unknown module `term.ui`; did you mean `ui`?
+    2 |
+    3 | struct Inter {
+    4 |     code term.ui.KeyCode
+      |          ~~~~~~~
+    5 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_field_unknown_module_c.vv b/v_windows/v/old/vlib/v/parser/tests/struct_field_unknown_module_c.vv
new file mode 100644
index 0000000..cce4940
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_field_unknown_module_c.vv
@@ -0,0 +1,5 @@
+import term.ui
+
+struct Inter {
+	code term.ui.KeyCode
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_module_section.out b/v_windows/v/old/vlib/v/parser/tests/struct_module_section.out
new file mode 100644
index 0000000..3bc03f7
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_module_section.out
@@ -0,0 +1,12 @@
+vlib/v/parser/tests/struct_module_section.vv:16:3: error: field `i` of struct `S1` is immutable
+   14 | 
+   15 | mut s := S1{}
+   16 | s.i++
+      |   ^
+   17 | mut s2 := S2{}
+   18 | s2.j++
+vlib/v/parser/tests/struct_module_section.vv:18:4: error: field `j` of struct `S2` is immutable
+   16 | s.i++
+   17 | mut s2 := S2{}
+   18 | s2.j++
+      |    ^
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_module_section.vv b/v_windows/v/old/vlib/v/parser/tests/struct_module_section.vv
new file mode 100644
index 0000000..d15a49c
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_module_section.vv
@@ -0,0 +1,18 @@
+struct S1 {
+pub mut:
+	v byte
+module:
+	i int
+}
+
+struct S2 {
+module:
+	j int
+mut:
+	v byte
+}
+
+mut s := S1{}
+s.i++
+mut s2 := S2{}
+s2.j++
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_update_err.out b/v_windows/v/old/vlib/v/parser/tests/struct_update_err.out
new file mode 100644
index 0000000..ee72f49
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_update_err.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/struct_update_err.vv:15:3: error: unexpected token `...`, expecting name
+   13 |     f2 := Foo{
+   14 |         name: 'f2'
+   15 |         ...f
+      |         ~~~
+   16 |     }
+   17 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/struct_update_err.vv b/v_windows/v/old/vlib/v/parser/tests/struct_update_err.vv
new file mode 100644
index 0000000..46aa523
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/struct_update_err.vv
@@ -0,0 +1,17 @@
+struct Foo {
+	name string
+	age  int
+}
+
+struct Foo2 {}
+
+fn main() {
+	f := Foo{
+		name: 'test'
+		age: 18
+	}
+	f2 := Foo{
+		name: 'f2'
+		...f
+	}
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/too_many_generics_err.out b/v_windows/v/old/vlib/v/parser/tests/too_many_generics_err.out
new file mode 100644
index 0000000..82cb5fb
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/too_many_generics_err.out
@@ -0,0 +1,3 @@
+vlib/v/parser/tests/too_many_generics_err.vv:1:40: error: cannot have more than 9 generic parameters
+    1 | fn too_many<A, B, D, E, F, G, H, I, J, K>() {}
+      |                                        ^
diff --git a/v_windows/v/old/vlib/v/parser/tests/too_many_generics_err.vv b/v_windows/v/old/vlib/v/parser/tests/too_many_generics_err.vv
new file mode 100644
index 0000000..a42f2c1
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/too_many_generics_err.vv
@@ -0,0 +1 @@
+fn too_many<A, B, D, E, F, G, H, I, J, K>() {}
diff --git a/v_windows/v/old/vlib/v/parser/tests/type_alias_existing_type_err.out b/v_windows/v/old/vlib/v/parser/tests/type_alias_existing_type_err.out
new file mode 100644
index 0000000..6ea695f
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/type_alias_existing_type_err.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/type_alias_existing_type_err.vv:3:1: error: cannot register alias `Foo`, another type with this name exists
+    1 | struct Foo{}
+    2 |
+    3 | type Foo = Foo
+      | ~~~~~~~~~~~~~~
+    4 |
+    5 | fn main() {
diff --git a/v_windows/v/old/vlib/v/parser/tests/type_alias_existing_type_err.vv b/v_windows/v/old/vlib/v/parser/tests/type_alias_existing_type_err.vv
new file mode 100644
index 0000000..c1aeeed
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/type_alias_existing_type_err.vv
@@ -0,0 +1,7 @@
+struct Foo{}
+
+type Foo = Foo
+
+fn main() {
+    
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/type_alias_same_type_err.out b/v_windows/v/old/vlib/v/parser/tests/type_alias_same_type_err.out
new file mode 100644
index 0000000..c5b3797
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/type_alias_same_type_err.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/type_alias_same_type_err.vv:1:1: error: a type alias can not refer to itself: Foo
+    1 | type Foo = Foo
+      | ~~~~~~~~~~~~~~
+    2 |
+    3 | fn main() {
diff --git a/v_windows/v/old/vlib/v/parser/tests/type_alias_same_type_err.vv b/v_windows/v/old/vlib/v/parser/tests/type_alias_same_type_err.vv
new file mode 100644
index 0000000..4cf7265
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/type_alias_same_type_err.vv
@@ -0,0 +1,5 @@
+type Foo = Foo
+
+fn main() {
+    
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/uncomplete_module_call_err.out b/v_windows/v/old/vlib/v/parser/tests/uncomplete_module_call_err.out
new file mode 100644
index 0000000..8acb09d
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/uncomplete_module_call_err.out
@@ -0,0 +1,5 @@
+vlib/v/parser/tests/uncomplete_module_call_err.vv:7:1: error: unexpected token `}`, expecting name
+    5 | fn main() {
+    6 |     os.
+    7 | }
+      | ^
diff --git a/v_windows/v/old/vlib/v/parser/tests/uncomplete_module_call_err.vv b/v_windows/v/old/vlib/v/parser/tests/uncomplete_module_call_err.vv
new file mode 100644
index 0000000..7a3cb06
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/uncomplete_module_call_err.vv
@@ -0,0 +1,7 @@
+module main
+
+import os
+
+fn main() {
+	os.
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/unexpected_expr.out b/v_windows/v/old/vlib/v/parser/tests/unexpected_expr.out
new file mode 100644
index 0000000..46c1610
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/unexpected_expr.out
@@ -0,0 +1,3 @@
+vlib/v/parser/tests/unexpected_expr.vv:1:5: error: invalid expression: unexpected keyword `break`
+    1 | _ = break
+      |     ~~~~~
diff --git a/v_windows/v/old/vlib/v/parser/tests/unexpected_expr.vv b/v_windows/v/old/vlib/v/parser/tests/unexpected_expr.vv
new file mode 100644
index 0000000..25b0690
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/unexpected_expr.vv
@@ -0,0 +1 @@
+_ = break
diff --git a/v_windows/v/old/vlib/v/parser/tests/unexpected_keyword.out b/v_windows/v/old/vlib/v/parser/tests/unexpected_keyword.out
new file mode 100644
index 0000000..08adaf7
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/unexpected_keyword.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/unexpected_keyword.vv:5:12: error: expecting method name
+    3 | }
+    4 |
+    5 | fn (s Abc) import(name string) {
+      |            ~~~~~~
+    6 |     println(name)
+    7 | }
diff --git a/v_windows/v/old/vlib/v/parser/tests/unexpected_keyword.vv b/v_windows/v/old/vlib/v/parser/tests/unexpected_keyword.vv
new file mode 100644
index 0000000..4d60303
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/unexpected_keyword.vv
@@ -0,0 +1,12 @@
+struct Abc {
+	x int
+}
+
+fn (s Abc) import(name string) {
+	println(name)
+}
+
+fn main() {
+	s := Abc{}
+	s.import('lib')
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/unnecessary_mut.out b/v_windows/v/old/vlib/v/parser/tests/unnecessary_mut.out
new file mode 100644
index 0000000..4399c9f
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/unnecessary_mut.out
@@ -0,0 +1,7 @@
+vlib/v/parser/tests/unnecessary_mut.vv:3:5: error: remove unnecessary `mut`
+    1 | fn main() {
+    2 |     mut x := 0
+    3 |     if mut x == 0 {
+      |        ~~~
+    4 |         println(true)
+    5 |     }
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/unnecessary_mut.vv b/v_windows/v/old/vlib/v/parser/tests/unnecessary_mut.vv
new file mode 100644
index 0000000..6c7a470
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/unnecessary_mut.vv
@@ -0,0 +1,7 @@
+fn main() {
+	mut x := 0
+	if mut x == 0 {
+		println(true)
+	}
+	_ = x
+}
diff --git a/v_windows/v/old/vlib/v/parser/tests/unnecessary_mut_2.out b/v_windows/v/old/vlib/v/parser/tests/unnecessary_mut_2.out
new file mode 100644
index 0000000..5f7dfee
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/unnecessary_mut_2.out
@@ -0,0 +1,6 @@
+vlib/v/parser/tests/unnecessary_mut_2.vv:2:9: error: unexpected token `true`
+    1 | fn main() {
+    2 |     if mut true {
+      |            ~~~~
+    3 |         println(true)
+    4 |     }
\ No newline at end of file
diff --git a/v_windows/v/old/vlib/v/parser/tests/unnecessary_mut_2.vv b/v_windows/v/old/vlib/v/parser/tests/unnecessary_mut_2.vv
new file mode 100644
index 0000000..0df3f80
--- /dev/null
+++ b/v_windows/v/old/vlib/v/parser/tests/unnecessary_mut_2.vv
@@ -0,0 +1,5 @@
+fn main() {
+	if mut true {
+		println(true)
+	}
+}