270 lines
8.1 KiB
XML
270 lines
8.1 KiB
XML
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<lexer>
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<config>
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<name>Metal</name>
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<alias>metal</alias>
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<filename>*.metal</filename>
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<mime_type>text/x-metal</mime_type>
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<ensure_nl>true</ensure_nl>
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</config>
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<rules>
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<state name="function">
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<rule>
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<include state="whitespace"/>
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</rule>
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<rule>
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<include state="statements"/>
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</rule>
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<rule pattern=";">
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<token type="Punctuation"/>
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</rule>
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<rule pattern="\{">
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<token type="Punctuation"/>
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<push/>
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</rule>
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<rule pattern="\}">
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<token type="Punctuation"/>
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<pop depth="1"/>
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</rule>
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</state>
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<state name="macro">
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<rule pattern="(include)(\s*(?:/[*].*?[*]/\s*)?)([^\n]+)">
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<bygroups>
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<token type="CommentPreproc"/>
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<token type="Text"/>
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<token type="CommentPreprocFile"/>
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</bygroups>
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</rule>
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<rule pattern="[^/\n]+">
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<token type="CommentPreproc"/>
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</rule>
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<rule pattern="/[*](.|\n)*?[*]/">
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<token type="CommentMultiline"/>
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</rule>
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<rule pattern="//.*?\n">
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<token type="CommentSingle"/>
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<pop depth="1"/>
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</rule>
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<rule pattern="/">
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<token type="CommentPreproc"/>
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</rule>
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<rule pattern="(?<=\\)\n">
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<token type="CommentPreproc"/>
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</rule>
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<rule pattern="\n">
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<token type="CommentPreproc"/>
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<pop depth="1"/>
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</rule>
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</state>
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<state name="if0">
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<rule pattern="^\s*#if.*?(?<!\\)\n">
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<token type="CommentPreproc"/>
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<push/>
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</rule>
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<rule pattern="^\s*#el(?:se|if).*\n">
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<token type="CommentPreproc"/>
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<pop depth="1"/>
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</rule>
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<rule pattern="^\s*#endif.*?(?<!\\)\n">
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<token type="CommentPreproc"/>
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<pop depth="1"/>
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</rule>
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<rule pattern=".*?\n">
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<token type="Comment"/>
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</rule>
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</state>
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<state name="statements">
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<rule pattern="(namespace|constexpr|operator|template|using|this)\b">
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<token type="Keyword"/>
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</rule>
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<rule pattern="(enum)\b(\s+)(class)\b(\s*)">
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<bygroups>
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<token type="Keyword"/>
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<token type="Text"/>
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<token type="Keyword"/>
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<token type="Text"/>
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</bygroups>
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<push state="classname"/>
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</rule>
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<rule pattern="(class|struct|enum|union)\b(\s*)">
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<bygroups>
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<token type="Keyword"/>
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<token type="Text"/>
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</bygroups>
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<push state="classname"/>
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</rule>
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<rule pattern="\[\[.+\]\]">
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<token type="NameAttribute"/>
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</rule>
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<rule pattern="(\d+\.\d*|\.\d+|\d+)[eE][+-]?\d+[LlUu]*">
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<token type="LiteralNumberFloat"/>
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</rule>
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<rule pattern="(\d+\.\d*|\.\d+|\d+[fF])[fF]?">
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<token type="LiteralNumberFloat"/>
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</rule>
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<rule pattern="0[xX]([0-9A-Fa-f]('?[0-9A-Fa-f]+)*)[LlUu]*">
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<token type="LiteralNumberHex"/>
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</rule>
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<rule pattern="0('?[0-7]+)+[LlUu]*">
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<token type="LiteralNumberOct"/>
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</rule>
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<rule pattern="0[Bb][01]('?[01]+)*[LlUu]*">
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<token type="LiteralNumberBin"/>
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</rule>
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<rule pattern="[0-9]('?[0-9]+)*[LlUu]*">
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<token type="LiteralNumberInteger"/>
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</rule>
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<rule pattern="\*/">
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<token type="Error"/>
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</rule>
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<rule pattern="[~!%^&*+=|?:<>/-]">
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<token type="Operator"/>
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</rule>
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<rule pattern="[()\[\],.]">
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<token type="Punctuation"/>
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</rule>
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<rule pattern="(continue|typedef|sizeof|extern|static|switch|struct|return|union|const|break|while|enum|else|case|for|do|if)\b">
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<token type="Keyword"/>
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</rule>
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<rule pattern="(bool|float|half|long|ptrdiff_t|size_t|unsigned|u?char|u?int((8|16|32|64)_t)?|u?short)\b">
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<token type="KeywordType"/>
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</rule>
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<rule pattern="(bool|float|half|u?(char|int|long|short))(2|3|4)\b">
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<token type="KeywordType"/>
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</rule>
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<rule pattern="packed_(float|half|long|u?(char|int|short))(2|3|4)\b">
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<token type="KeywordType"/>
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</rule>
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<rule pattern="(float|half)(2|3|4)x(2|3|4)\b">
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<token type="KeywordType"/>
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</rule>
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<rule pattern="atomic_u?int\b">
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<token type="KeywordType"/>
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</rule>
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<rule pattern="(rg?(8|16)(u|s)norm|rgba(8|16)(u|s)norm|srgba8unorm|rgb10a2|rg11b10f|rgb9e5)\b">
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<token type="KeywordType"/>
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</rule>
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<rule pattern="(array|depth(2d|cube)(_array)?|depth2d_ms(_array)?|sampler|texture_buffer|texture(1|2)d(_array)?|texture2d_ms(_array)?|texture3d|texturecube(_array)?|uniform|visible_function_table)\b">
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<token type="KeywordType"/>
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</rule>
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<rule pattern="(true|false|NULL)\b">
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<token type="NameBuiltin"/>
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</rule>
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<rule pattern="(threadgroup_imageblock|threadgroup|constant|ray_data|device|thread)\b">
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<token type="Keyword"/>
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</rule>
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<rule pattern="([a-zA-Z_]\w*)(\s*)(:)(?!:)">
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<bygroups>
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<token type="NameLabel"/>
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<token type="Text"/>
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<token type="Punctuation"/>
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</bygroups>
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</rule>
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<rule pattern="[a-zA-Z_]\w*">
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<token type="Name"/>
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</rule>
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</state>
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<state name="root">
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<rule>
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<include state="whitespace"/>
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</rule>
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<rule pattern="(fragment|kernel|vertex)?((?:[\w*\s])+?(?:\s|[*]))([a-zA-Z_]\w*)(\s*\([^;]*?\))([^;{]*)(\{)">
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<bygroups>
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<token type="Keyword"/>
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<usingself state="root"/>
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<token type="NameFunction"/>
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<usingself state="root"/>
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<usingself state="root"/>
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<token type="Punctuation"/>
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</bygroups>
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<push state="function"/>
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</rule>
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<rule pattern="(fragment|kernel|vertex)?((?:[\w*\s])+?(?:\s|[*]))([a-zA-Z_]\w*)(\s*\([^;]*?\))([^;]*)(;)">
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<bygroups>
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<token type="Keyword"/>
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<usingself state="root"/>
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<token type="NameFunction"/>
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<usingself state="root"/>
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<usingself state="root"/>
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<token type="Punctuation"/>
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</bygroups>
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</rule>
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<rule>
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<push state="statement"/>
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</rule>
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</state>
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<state name="classname">
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<rule pattern="(\[\[.+\]\])(\s*)">
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<bygroups>
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<token type="NameAttribute"/>
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<token type="Text"/>
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</bygroups>
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</rule>
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<rule pattern="[a-zA-Z_]\w*">
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<token type="NameClass"/>
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<pop depth="1"/>
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</rule>
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<rule pattern="\s*(?=[>{])">
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<token type="Text"/>
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<pop depth="1"/>
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</rule>
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</state>
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<state name="whitespace">
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<rule pattern="^#if\s+0">
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<token type="CommentPreproc"/>
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<push state="if0"/>
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</rule>
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<rule pattern="^#">
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<token type="CommentPreproc"/>
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<push state="macro"/>
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</rule>
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<rule pattern="^(\s*(?:/[*].*?[*]/\s*)?)(#if\s+0)">
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<bygroups>
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<usingself state="root"/>
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<token type="CommentPreproc"/>
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</bygroups>
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<push state="if0"/>
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</rule>
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<rule pattern="^(\s*(?:/[*].*?[*]/\s*)?)(#)">
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<bygroups>
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<usingself state="root"/>
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<token type="CommentPreproc"/>
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</bygroups>
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<push state="macro"/>
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</rule>
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<rule pattern="\n">
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<token type="Text"/>
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</rule>
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<rule pattern="\s+">
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<token type="Text"/>
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</rule>
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<rule pattern="\\\n">
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<token type="Text"/>
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</rule>
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<rule pattern="//(\n|[\w\W]*?[^\\]\n)">
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<token type="CommentSingle"/>
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</rule>
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<rule pattern="/(\\\n)?[*][\w\W]*?[*](\\\n)?/">
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<token type="CommentMultiline"/>
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</rule>
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<rule pattern="/(\\\n)?[*][\w\W]*">
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<token type="CommentMultiline"/>
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</rule>
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</state>
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<state name="statement">
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<rule>
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<include state="whitespace"/>
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</rule>
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<rule>
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<include state="statements"/>
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</rule>
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<rule pattern="[{]">
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<token type="Punctuation"/>
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<push state="root"/>
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</rule>
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<rule pattern="[;}]">
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<token type="Punctuation"/>
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<pop depth="1"/>
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</rule>
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</state>
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</rules>
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</lexer>
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