...
1<lexer>
2 <config>
3 <name>Metal</name>
4 <alias>metal</alias>
5 <filename>*.metal</filename>
6 <mime_type>text/x-metal</mime_type>
7 <ensure_nl>true</ensure_nl>
8 </config>
9 <rules>
10 <state name="function">
11 <rule>
12 <include state="whitespace"/>
13 </rule>
14 <rule>
15 <include state="statements"/>
16 </rule>
17 <rule pattern=";">
18 <token type="Punctuation"/>
19 </rule>
20 <rule pattern="\{">
21 <token type="Punctuation"/>
22 <push/>
23 </rule>
24 <rule pattern="\}">
25 <token type="Punctuation"/>
26 <pop depth="1"/>
27 </rule>
28 </state>
29 <state name="macro">
30 <rule pattern="(include)(\s*(?:/[*].*?[*]/\s*)?)([^\n]+)">
31 <bygroups>
32 <token type="CommentPreproc"/>
33 <token type="Text"/>
34 <token type="CommentPreprocFile"/>
35 </bygroups>
36 </rule>
37 <rule pattern="[^/\n]+">
38 <token type="CommentPreproc"/>
39 </rule>
40 <rule pattern="/[*](.|\n)*?[*]/">
41 <token type="CommentMultiline"/>
42 </rule>
43 <rule pattern="//.*?\n">
44 <token type="CommentSingle"/>
45 <pop depth="1"/>
46 </rule>
47 <rule pattern="/">
48 <token type="CommentPreproc"/>
49 </rule>
50 <rule pattern="(?<=\\)\n">
51 <token type="CommentPreproc"/>
52 </rule>
53 <rule pattern="\n">
54 <token type="CommentPreproc"/>
55 <pop depth="1"/>
56 </rule>
57 </state>
58 <state name="if0">
59 <rule pattern="^\s*#if.*?(?<!\\)\n">
60 <token type="CommentPreproc"/>
61 <push/>
62 </rule>
63 <rule pattern="^\s*#el(?:se|if).*\n">
64 <token type="CommentPreproc"/>
65 <pop depth="1"/>
66 </rule>
67 <rule pattern="^\s*#endif.*?(?<!\\)\n">
68 <token type="CommentPreproc"/>
69 <pop depth="1"/>
70 </rule>
71 <rule pattern=".*?\n">
72 <token type="Comment"/>
73 </rule>
74 </state>
75 <state name="statements">
76 <rule pattern="(namespace|constexpr|operator|template|using|this)\b">
77 <token type="Keyword"/>
78 </rule>
79 <rule pattern="(enum)\b(\s+)(class)\b(\s*)">
80 <bygroups>
81 <token type="Keyword"/>
82 <token type="Text"/>
83 <token type="Keyword"/>
84 <token type="Text"/>
85 </bygroups>
86 <push state="classname"/>
87 </rule>
88 <rule pattern="(class|struct|enum|union)\b(\s*)">
89 <bygroups>
90 <token type="Keyword"/>
91 <token type="Text"/>
92 </bygroups>
93 <push state="classname"/>
94 </rule>
95 <rule pattern="\[\[.+\]\]">
96 <token type="NameAttribute"/>
97 </rule>
98 <rule pattern="(\d+\.\d*|\.\d+|\d+)[eE][+-]?\d+[LlUu]*">
99 <token type="LiteralNumberFloat"/>
100 </rule>
101 <rule pattern="(\d+\.\d*|\.\d+|\d+[fF])[fF]?">
102 <token type="LiteralNumberFloat"/>
103 </rule>
104 <rule pattern="0[xX]([0-9A-Fa-f]('?[0-9A-Fa-f]+)*)[LlUu]*">
105 <token type="LiteralNumberHex"/>
106 </rule>
107 <rule pattern="0('?[0-7]+)+[LlUu]*">
108 <token type="LiteralNumberOct"/>
109 </rule>
110 <rule pattern="0[Bb][01]('?[01]+)*[LlUu]*">
111 <token type="LiteralNumberBin"/>
112 </rule>
113 <rule pattern="[0-9]('?[0-9]+)*[LlUu]*">
114 <token type="LiteralNumberInteger"/>
115 </rule>
116 <rule pattern="\*/">
117 <token type="Error"/>
118 </rule>
119 <rule pattern="[~!%^&*+=|?:<>/-]">
120 <token type="Operator"/>
121 </rule>
122 <rule pattern="[()\[\],.]">
123 <token type="Punctuation"/>
124 </rule>
125 <rule pattern="(continue|typedef|sizeof|extern|static|switch|struct|return|union|const|break|while|enum|else|case|for|do|if)\b">
126 <token type="Keyword"/>
127 </rule>
128 <rule pattern="(bool|float|half|long|ptrdiff_t|size_t|unsigned|u?char|u?int((8|16|32|64)_t)?|u?short)\b">
129 <token type="KeywordType"/>
130 </rule>
131 <rule pattern="(bool|float|half|u?(char|int|long|short))(2|3|4)\b">
132 <token type="KeywordType"/>
133 </rule>
134 <rule pattern="packed_(float|half|long|u?(char|int|short))(2|3|4)\b">
135 <token type="KeywordType"/>
136 </rule>
137 <rule pattern="(float|half)(2|3|4)x(2|3|4)\b">
138 <token type="KeywordType"/>
139 </rule>
140 <rule pattern="atomic_u?int\b">
141 <token type="KeywordType"/>
142 </rule>
143 <rule pattern="(rg?(8|16)(u|s)norm|rgba(8|16)(u|s)norm|srgba8unorm|rgb10a2|rg11b10f|rgb9e5)\b">
144 <token type="KeywordType"/>
145 </rule>
146 <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">
147 <token type="KeywordType"/>
148 </rule>
149 <rule pattern="(true|false|NULL)\b">
150 <token type="NameBuiltin"/>
151 </rule>
152 <rule pattern="(threadgroup_imageblock|threadgroup|constant|ray_data|device|thread)\b">
153 <token type="Keyword"/>
154 </rule>
155 <rule pattern="([a-zA-Z_]\w*)(\s*)(:)(?!:)">
156 <bygroups>
157 <token type="NameLabel"/>
158 <token type="Text"/>
159 <token type="Punctuation"/>
160 </bygroups>
161 </rule>
162 <rule pattern="[a-zA-Z_]\w*">
163 <token type="Name"/>
164 </rule>
165 </state>
166 <state name="root">
167 <rule>
168 <include state="whitespace"/>
169 </rule>
170 <rule pattern="(fragment|kernel|vertex)?((?:[\w*\s])+?(?:\s|[*]))([a-zA-Z_]\w*)(\s*\([^;]*?\))([^;{]*)(\{)">
171 <bygroups>
172 <token type="Keyword"/>
173 <usingself state="root"/>
174 <token type="NameFunction"/>
175 <usingself state="root"/>
176 <usingself state="root"/>
177 <token type="Punctuation"/>
178 </bygroups>
179 <push state="function"/>
180 </rule>
181 <rule pattern="(fragment|kernel|vertex)?((?:[\w*\s])+?(?:\s|[*]))([a-zA-Z_]\w*)(\s*\([^;]*?\))([^;]*)(;)">
182 <bygroups>
183 <token type="Keyword"/>
184 <usingself state="root"/>
185 <token type="NameFunction"/>
186 <usingself state="root"/>
187 <usingself state="root"/>
188 <token type="Punctuation"/>
189 </bygroups>
190 </rule>
191 <rule>
192 <push state="statement"/>
193 </rule>
194 </state>
195 <state name="classname">
196 <rule pattern="(\[\[.+\]\])(\s*)">
197 <bygroups>
198 <token type="NameAttribute"/>
199 <token type="Text"/>
200 </bygroups>
201 </rule>
202 <rule pattern="[a-zA-Z_]\w*">
203 <token type="NameClass"/>
204 <pop depth="1"/>
205 </rule>
206 <rule pattern="\s*(?=[>{])">
207 <token type="Text"/>
208 <pop depth="1"/>
209 </rule>
210 </state>
211 <state name="whitespace">
212 <rule pattern="^#if\s+0">
213 <token type="CommentPreproc"/>
214 <push state="if0"/>
215 </rule>
216 <rule pattern="^#">
217 <token type="CommentPreproc"/>
218 <push state="macro"/>
219 </rule>
220 <rule pattern="^(\s*(?:/[*].*?[*]/\s*)?)(#if\s+0)">
221 <bygroups>
222 <usingself state="root"/>
223 <token type="CommentPreproc"/>
224 </bygroups>
225 <push state="if0"/>
226 </rule>
227 <rule pattern="^(\s*(?:/[*].*?[*]/\s*)?)(#)">
228 <bygroups>
229 <usingself state="root"/>
230 <token type="CommentPreproc"/>
231 </bygroups>
232 <push state="macro"/>
233 </rule>
234 <rule pattern="\n">
235 <token type="Text"/>
236 </rule>
237 <rule pattern="\s+">
238 <token type="Text"/>
239 </rule>
240 <rule pattern="\\\n">
241 <token type="Text"/>
242 </rule>
243 <rule pattern="//(\n|[\w\W]*?[^\\]\n)">
244 <token type="CommentSingle"/>
245 </rule>
246 <rule pattern="/(\\\n)?[*][\w\W]*?[*](\\\n)?/">
247 <token type="CommentMultiline"/>
248 </rule>
249 <rule pattern="/(\\\n)?[*][\w\W]*">
250 <token type="CommentMultiline"/>
251 </rule>
252 </state>
253 <state name="statement">
254 <rule>
255 <include state="whitespace"/>
256 </rule>
257 <rule>
258 <include state="statements"/>
259 </rule>
260 <rule pattern="[{]">
261 <token type="Punctuation"/>
262 <push state="root"/>
263 </rule>
264 <rule pattern="[;}]">
265 <token type="Punctuation"/>
266 <pop depth="1"/>
267 </rule>
268 </state>
269 </rules>
270</lexer>
View as plain text