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Prism.languages.wgsl = {
comment: {
pattern: /\/\/.*|\/\*[\s\S]*?(?:\*\/|$)/,
greedy: true,
},
'builtin-attribute': {
pattern: /(@)builtin\(.*?\)/,
lookbehind: true,
inside: {
attribute: {
pattern: /^builtin/,
alias: 'attr-name',
},
punctuation: /[(),]/,
'built-in-values': {
pattern:
/\b(?:frag_depth|front_facing|global_invocation_id|instance_index|local_invocation_id|local_invocation_index|num_workgroups|position|sample_index|sample_mask|vertex_index|workgroup_id)\b/,
alias: 'attr-value',
},
},
},
attributes: {
pattern:
/(@)(?:align|binding|compute|const|fragment|group|id|interpolate|invariant|location|size|vertex|workgroup_size)/i,
lookbehind: true,
alias: 'attr-name',
},
functions: {
pattern: /\b(fn\s+)[_a-zA-Z]\w*(?=[(<])/,
lookbehind: true,
alias: 'function',
},
keyword:
/\b(?:bitcast|break|case|const|continue|continuing|default|discard|else|enable|fallthrough|fn|for|function|if|let|loop|private|return|storage|struct|switch|type|uniform|var|while|workgroup)\b/,
builtin:
/\b(?:abs|acos|acosh|all|any|array|asin|asinh|atan|atan2|atanh|atomic|atomicAdd|atomicAnd|atomicCompareExchangeWeak|atomicExchange|atomicLoad|atomicMax|atomicMin|atomicOr|atomicStore|atomicSub|atomicXor|bool|ceil|clamp|cos|cosh|countLeadingZeros|countOneBits|countTrailingZeros|cross|degrees|determinant|distance|dot|dpdx|dpdxCoarse|dpdxFine|dpdy|dpdyCoarse|dpdyFine|exp|exp2|extractBits|f32|f64|faceForward|firstLeadingBit|floor|fma|fract|frexp|fwidth|fwidthCoarse|fwidthFine|i32|i64|insertBits|inverseSqrt|ldexp|length|log|log2|mat[2-4]x[2-4]|max|min|mix|modf|normalize|override|pack2x16float|pack2x16snorm|pack2x16unorm|pack4x8snorm|pack4x8unorm|pow|ptr|quantizeToF16|radians|reflect|refract|reverseBits|round|sampler|sampler_comparison|select|shiftLeft|shiftRight|sign|sin|sinh|smoothstep|sqrt|staticAssert|step|storageBarrier|tan|tanh|textureDimensions|textureGather|textureGatherCompare|textureLoad|textureNumLayers|textureNumLevels|textureNumSamples|textureSample|textureSampleBias|textureSampleCompare|textureSampleCompareLevel|textureSampleGrad|textureSampleLevel|textureStore|texture_1d|texture_2d|texture_2d_array|texture_3d|texture_cube|texture_cube_array|texture_depth_2d|texture_depth_2d_array|texture_depth_cube|texture_depth_cube_array|texture_depth_multisampled_2d|texture_multisampled_2d|texture_storage_1d|texture_storage_2d|texture_storage_2d_array|texture_storage_3d|transpose|trunc|u32|u64|unpack2x16float|unpack2x16snorm|unpack2x16unorm|unpack4x8snorm|unpack4x8unorm|vec[2-4]|workgroupBarrier)\b/,
'function-calls': {
pattern: /\b[_a-z]\w*(?=\()/i,
alias: 'function',
},
'class-name': /\b(?:[A-Z][A-Za-z0-9]*)\b/,
'bool-literal': {
pattern: /\b(?:false|true)\b/,
alias: 'boolean',
},
'hex-int-literal': {
pattern: /\b0[xX][0-9a-fA-F]+[iu]?\b(?![.pP])/,
alias: 'number',
},
'hex-float-literal': {
pattern: /\b0[xX][0-9a-fA-F]*(?:\.[0-9a-fA-F]*)?(?:[pP][+-]?\d+[fh]?)?/,
alias: 'number',
},
'decimal-float-literal': [
{ pattern: /\d*\.\d+(?:[eE](?:\+|-)?\d+)?[fh]?/, alias: 'number' },
{ pattern: /\d+\.\d*(?:[eE](?:\+|-)?\d+)?[fh]?/, alias: 'number' },
{ pattern: /\d+[eE](?:\+|-)?\d+[fh]?/, alias: 'number' },
{ pattern: /\b\d+[fh]\b/, alias: 'number' },
],
'int-literal': {
pattern: /\b\d+[iu]?\b/,
alias: 'number',
},
operator: [
{ pattern: /(?:\^|~|\|(?!\|)|\|\||&&|<<|>>|!)(?!=)/ },
{ pattern: /&(?![&=])/ },
{ pattern: /(?:\+=|-=|\*=|\/=|%=|\^=|&=|\|=|<<=|>>=)/ },
{ pattern: /(^|[^<>=!])=(?![=>])/, lookbehind: true },
{ pattern: /(?:==|!=|<=|\+\+|--|(^|[^=])>=)/, lookbehind: true },
{ pattern: /(?:(?:[+%]|(?:\*(?!\w)))(?!=))|(?:-(?!>))|(?:\/(?!\/))/ },
{ pattern: /->/ },
],
punctuation: /[@(){}[\],;<>:.]/,
};
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