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Diffstat (limited to 'helix-22.03-x86_64-windows/runtime/queries/rust/highlights.scm')
-rw-r--r-- | helix-22.03-x86_64-windows/runtime/queries/rust/highlights.scm | 356 |
1 files changed, 356 insertions, 0 deletions
diff --git a/helix-22.03-x86_64-windows/runtime/queries/rust/highlights.scm b/helix-22.03-x86_64-windows/runtime/queries/rust/highlights.scm new file mode 100644 index 0000000..26496c6 --- /dev/null +++ b/helix-22.03-x86_64-windows/runtime/queries/rust/highlights.scm @@ -0,0 +1,356 @@ +; ------- +; Tree-Sitter doesn't allow overrides in regards to captures, +; though it is possible to affect the child node of a captured +; node. Thus, the approach here is to flip the order so that +; overrides are unnecessary. +; ------- + + + +; ------- +; Types +; ------- + +; --- +; Primitives +; --- + +(escape_sequence) @constant.character.escape +(primitive_type) @type.builtin +(boolean_literal) @constant.builtin.boolean +(integer_literal) @constant.numeric.integer +(float_literal) @constant.numeric.float +(char_literal) @constant.character +[ + (string_literal) + (raw_string_literal) +] @string +[ + (line_comment) + (block_comment) +] @comment + +; --- +; Extraneous +; --- + +(self) @variable.builtin +(enum_variant (identifier) @type.enum.variant) + +(field_initializer + (field_identifier) @variable.other.member) +(shorthand_field_initializer + (identifier) @variable.other.member) +(shorthand_field_identifier) @variable.other.member + +(lifetime + "'" @label + (identifier) @label) +(loop_label + (identifier) @type) + +; --- +; Punctuation +; --- + +[ + "::" + "." + ";" +] @punctuation.delimiter + +[ + "(" + ")" + "[" + "]" + "{" + "}" +] @punctuation.bracket +(type_arguments + [ + "<" + ">" + ] @punctuation.bracket) +(type_parameters + [ + "<" + ">" + ] @punctuation.bracket) + +; --- +; Variables +; --- + +(let_declaration + pattern: [ + ((identifier) @variable) + ((tuple_pattern + (identifier) @variable)) + ]) + +; It needs to be anonymous to not conflict with `call_expression` further below. +(_ + value: (field_expression + value: (identifier)? @variable + field: (field_identifier) @variable.other.member)) + +(arguments + (identifier) @variable.parameter) +(parameter + pattern: (identifier) @variable.parameter) +(closure_parameters + (identifier) @variable.parameter) + + + +; ------- +; Keywords +; ------- + +(for_expression + "for" @keyword.control) +((identifier) @keyword.control + (#match? @keyword.control "^yield$")) +[ + "while" + "loop" + "in" + "break" + "continue" + + "match" + "if" + "else" + "return" + + "await" +] @keyword.control + +"use" @keyword.control.import +(mod_item "mod" @keyword.control.import !body) +(use_as_clause "as" @keyword.control.import) + +(type_cast_expression "as" @keyword.operator) + +[ + (crate) + (super) + "as" + "pub" + "mod" + "extern" + + "fn" + "struct" + "enum" + "impl" + "where" + "trait" + "for" + + "type" + "union" + "unsafe" + "default" + "macro_rules!" + + "let" + "ref" + "move" + + "dyn" + "static" + "const" + "async" +] @keyword + +(mutable_specifier) @keyword.mut + +; TODO: variable.mut to highlight mutable identifiers via locals.scm + +; ------- +; Guess Other Types +; ------- + +((identifier) @constant + (#match? @constant "^[A-Z][A-Z\\d_]+$")) + +; --- +; PascalCase identifiers in call_expressions (e.g. `Ok()`) +; are assumed to be enum constructors. +; --- + +(call_expression + function: [ + ((identifier) @type.variant + (#match? @type.variant "^[A-Z]")) + (scoped_identifier + name: ((identifier) @type.variant + (#match? @type.variant "^[A-Z]"))) + ]) + +; --- +; Assume that types in match arms are enums and not +; tuple structs. Same for `if let` expressions. +; --- + +(match_pattern + (scoped_identifier + name: (identifier) @constructor)) +(tuple_struct_pattern + type: [ + ((identifier) @constructor) + (scoped_identifier + name: (identifier) @constructor) + ]) +(struct_pattern + type: [ + ((type_identifier) @constructor) + (scoped_type_identifier + name: (type_identifier) @constructor) + ]) + +; --- +; Other PascalCase identifiers are assumed to be structs. +; --- + +((identifier) @type + (#match? @type "^[A-Z]")) + + + +; ------- +; Functions +; ------- + +(call_expression + function: [ + ((identifier) @function) + (scoped_identifier + name: (identifier) @function) + (field_expression + field: (field_identifier) @function) + ]) +(generic_function + function: [ + ((identifier) @function) + (scoped_identifier + name: (identifier) @function) + (field_expression + field: (field_identifier) @function.method) + ]) + +(function_item + name: (identifier) @function) + +; --- +; Macros +; --- +(meta_item + (identifier) @function.macro) + +(inner_attribute_item) @attribute + +(macro_definition + name: (identifier) @function.macro) +(macro_invocation + macro: [ + ((identifier) @function.macro) + (scoped_identifier + name: (identifier) @function.macro) + ] + "!" @function.macro) + +(metavariable) @variable.parameter +(fragment_specifier) @type + + + +; ------- +; Operators +; ------- + +[ + "*" + "'" + "->" + "=>" + "<=" + "=" + "==" + "!" + "!=" + "%" + "%=" + "&" + "&=" + "&&" + "|" + "|=" + "||" + "^" + "^=" + "*" + "*=" + "-" + "-=" + "+" + "+=" + "/" + "/=" + ">" + "<" + ">=" + ">>" + "<<" + ">>=" + "@" + ".." + "..=" + "'" +] @operator + + + +; ------- +; Paths +; ------- + +(use_declaration + argument: (identifier) @namespace) +(use_wildcard + (identifier) @namespace) +(extern_crate_declaration + name: (identifier) @namespace) +(mod_item + name: (identifier) @namespace) +(scoped_use_list + path: (identifier)? @namespace) +(use_list + (identifier) @namespace) +(use_as_clause + path: (identifier)? @namespace + alias: (identifier) @namespace) + +; --- +; Remaining Paths +; --- + +(scoped_identifier + path: (identifier)? @namespace + name: (identifier) @namespace) +(scoped_type_identifier + path: (identifier) @namespace) + + + +; ------- +; Remaining Identifiers +; ------- + +"?" @special + +(type_identifier) @type +(identifier) @variable +(field_identifier) @variable.other.member |