216 lines
7.0 KiB
YAML
216 lines
7.0 KiB
YAML
%YAML 1.2
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---
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# http://www.sublimetext.com/docs/syntax.html
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name: WGSL
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file_extensions: [wgsl]
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scope: source.wgsl
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contexts:
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main:
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- include: line_comments
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- include: block_comments
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- include: constants
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- include: keywords
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- include: attributes
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- include: functions
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- include: function_calls
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- include: types
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- include: variables
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- include: punctuation
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attributes:
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# attribute declaration
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- match: '(@)([A-Za-z_]+)'
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scope: meta.attribute.wgsl
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captures:
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1: keyword.operator.attribute.at
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2: entity.name.attribute.wgsl
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block_comments:
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# empty block comments
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- match: /\*\*/
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scope: comment.block.wgsl
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# block documentation comments
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- match: /\*\*
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push:
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- meta_scope: comment.block.documentation.wgsl
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- match: \*/
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pop: true
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- include: block_comments
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# block comments
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- match: /\*(?!\*)
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push:
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- meta_scope: comment.block.wgsl
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- match: \*/
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pop: true
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- include: block_comments
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constants:
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# boolean constant
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- match: \b(true|false)\b
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scope: constant.language.boolean.wgsl
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# decimal float literal
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- match: '(\b(0|[1-9][0-9]*)[fh]\b|([0-9]*\.[0-9]+|[0-9]+\.[0-9]*)([eE][+-]?[0-9]+)?[fh]?|[0-9]+[eE][+-]?[0-9]+[fh]?)'
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scope: constant.numeric.float.wgsl
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# decimal int literal
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- match: '\b(0|[1-9][0-9]*)[iu]?\b'
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scope: constant.numeric.decimal.wgsl
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# hexadecimal int literal
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- match: '\b0[xX][0-9a-fA-F]+[iu]?\b'
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scope: constant.numeric.decimal.wgsl
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function_calls:
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# function/method calls
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- match: '([A-Za-z0-9_]+)(\()'
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captures:
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1: entity.name.function.wgsl
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2: punctuation.brackets.round.wgsl
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push:
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- meta_scope: meta.function.call.wgsl
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- match: \)
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captures:
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0: punctuation.brackets.round.wgsl
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pop: true
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- include: line_comments
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- include: block_comments
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- include: constants
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- include: keywords
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- include: attributes
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- include: function_calls
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- include: types
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- include: variables
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- include: punctuation
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functions:
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# function definition
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- match: '\b(fn)\s+([A-Za-z0-9_]+)((\()|(<))'
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captures:
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1: keyword.other.fn.wgsl
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2: entity.name.function.wgsl
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4: punctuation.brackets.round.wgsl
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push:
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- meta_scope: meta.function.definition.wgsl
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- match: '\{'
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captures:
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0: punctuation.brackets.curly.wgsl
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pop: true
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- include: line_comments
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- include: block_comments
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- include: constants
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- include: keywords
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- include: attributes
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- include: function_calls
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- include: types
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- include: variables
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- include: punctuation
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keywords:
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# other keywords
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- match: \b(bitcast|block|break|case|continue|continuing|default|discard|else|elseif|enable|fallthrough|for|function|if|loop|override|private|read|read_write|return|storage|switch|uniform|while|workgroup|write)\b
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scope: keyword.control.wgsl
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# reserved keywords
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- match: \b(asm|const|do|enum|handle|mat|premerge|regardless|typedef|unless|using|vec|void)\b
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scope: keyword.control.wgsl
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# storage keywords
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- match: \b(let|var)\b
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scope: keyword.other.wgsl storage.type.wgsl
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# type keyword
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- match: \b(type)\b
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scope: keyword.declaration.type.wgsl storage.type.wgsl
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# enum keyword
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- match: \b(enum)\b
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scope: keyword.declaration.enum.wgsl storage.type.wgsl
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# struct keyword
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- match: \b(struct)\b
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scope: keyword.declaration.struct.wgsl storage.type.wgsl
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# fn
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- match: \bfn\b
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scope: keyword.other.fn.wgsl
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# logical operators
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- match: (\^|\||\|\||&&|<<|>>|!)(?!=)
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scope: keyword.operator.logical.wgsl
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# logical AND, borrow references
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- match: '&(?![&=])'
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scope: keyword.operator.borrow.and.wgsl
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# assignment operators
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- match: (\+=|-=|\*=|/=|%=|\^=|&=|\|=|<<=|>>=)
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scope: keyword.operator.assignment.wgsl
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# single equal
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- match: '(?<![<>])=(?!=|>)'
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scope: keyword.operator.assignment.equal.wgsl
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# comparison operators
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- match: (=(=)?(?!>)|!=|<=|(?<!=)>=)
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scope: keyword.operator.comparison.wgsl
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# math operators
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- match: '(([+%]|(\*(?!\w)))(?!=))|(-(?!>))|(/(?!/))'
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scope: keyword.operator.math.wgsl
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# dot access
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- match: \.(?!\.)
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scope: keyword.operator.access.dot.wgsl
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# dashrocket, skinny arrow
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- match: '->'
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scope: keyword.operator.arrow.skinny.wgsl
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line_comments:
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# single line comment
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- match: \s*//.*
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scope: comment.line.double-slash.wgsl
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punctuation:
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# comma
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- match: ','
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scope: punctuation.comma.wgsl
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# curly braces
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- match: '[{}]'
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scope: punctuation.brackets.curly.wgsl
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# parentheses, round brackets
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- match: '[()]'
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scope: punctuation.brackets.round.wgsl
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# semicolon
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- match: ;
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scope: punctuation.semi.wgsl
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# square brackets
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- match: '[\[\]]'
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scope: punctuation.brackets.square.wgsl
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# angle brackets
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- match: '(?<![=-])[<>]'
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scope: punctuation.brackets.angle.wgsl
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types:
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# scalar types
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- match: \b(bool|i32|u32|f16|f32)\b
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scope: storage.type.wgsl
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# reserved scalar types
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- match: \b(i64|u64|f64)\b
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scope: storage.type.wgsl
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# vector type aliasses
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- match: \b(vec2i|vec3i|vec4i|vec2u|vec3u|vec4u|vec2f|vec3f|vec4f|vec2h|vec3h|vec4h)\b
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scope: storage.type.wgsl
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# matrix type aliasses
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- match: \b(mat2x2f|mat2x3f|mat2x4f|mat3x2f|mat3x3f|mat3x4f|mat4x2f|mat4x3f|mat4x4f|mat2x2h|mat2x3h|mat2x4h|mat3x2h|mat3x3h|mat3x4h|mat4x2h|mat4x3h|mat4x4h)\b
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scope: storage.type.wgsl
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# vector/matrix types
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- match: '\b(vec[2-4]|mat[2-4]x[2-4])\b'
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scope: storage.type.wgsl
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# atomic types
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- match: \b(atomic)\b
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scope: storage.type.wgsl
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# array types
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- match: \b(array)\b
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scope: storage.type.wgsl
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# sampled texture types
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- match: \b(texture_1d|texture_2d|texture_2d_array|texture_3d|texture_cube|texture_cube_array)\b
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scope: storage.type.wgsl
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# multisampled texture types
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- match: \b(texture_multisampled_2d|texture_depth_multisampled_2d)\b
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scope: storage.type.wgsl
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# external sampled texture types
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- match: \b(texture_external)\b
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scope: storage.type.wgsl
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# storage texture types
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- match: \b(texture_storage_1d|texture_storage_2d|texture_storage_2d_array|texture_storage_3d)\b
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scope: storage.type.wgsl
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# depth texture types
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- match: \b(texture_depth_2d|texture_depth_2d_array|texture_depth_cube|texture_depth_cube_array)\b
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scope: storage.type.wgsl
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# sampler type
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- match: \b(sampler|sampler_comparison)\b
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scope: storage.type.wgsl
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# custom type
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- match: '\b([A-Z][A-Za-z0-9]*)\b'
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scope: entity.name.type.wgsl
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variables:
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# variables
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- match: '\b(?<!(?<!\.)\.)(?:r#(?!(crate|[Ss]elf|super)))?[a-z0-9_]+\b'
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scope: variable.other.wgsl
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