1<lexer>
2 <config>
3 <name>WebAssembly Text Format</name>
4 <alias>wast</alias>
5 <alias>wat</alias>
6 <filename>*.wat</filename>
7 <filename>*.wast</filename>
8 </config>
9 <rules>
10 <state name="root">
11 <rule pattern="(module|import|func|funcref|start|param|local|type|result|export|memory|global|mut|data|table|elem|if|then|else|end|block|loop)(?=[^a-z_\.])">
12 <token type="Keyword"/>
13 </rule>
14 <rule pattern="(unreachable|nop|block|loop|if|else|end|br(?:_if|_table)?|return|call(?:_indirect)?|drop|select|local\.get|local\.set|local\.tee|global\.get|global\.set|i32\.load(?:(?:8|16)_(?:u|s))?|i64\.load(?:(?:8|16|32)_(?:u|s))?|f32\.load|f64\.load|i32\.store(?:8|16)?|i64\.store(:?8|16|32)?|f32\.store|f64\.store|memory\.size|memory\.grow|memory\.fill|memory\.copy|memory\.init|i32\.const|i64\.const|f32\.const|f64\.const|i32\.eqz|i32\.eq|i32\.ne|i32\.lt_s|i32\.lt_u|i32\.gt_s|i32\.gt_u|i32\.le_s|i32\.le_u|i32\.ge_s|i32\.ge_u|i64\.eqz|i64\.eq|i64\.ne|i64\.lt_s|i64\.lt_u|i64\.gt_s|i64\.gt_u|i64\.le_s|i64\.le_u|i64\.ge_s|i64\.ge_u|f32\.eq|f32\.neg?|f32\.lt|f32\.gt|f32\.le|f32\.ge|f64\.eq|f64\.neg?|f64\.lt|f64\.gt|f64\.le|f64\.ge|i32\.clz|i32\.ctz|i32\.popcnt|i32\.add|i32\.sub|i32\.mul|i32\.div_s|i32\.div_u|i32\.rem_s|i32\.rem_u|i32\.and|i32\.or|i32\.xor|i32\.shl|i32\.shr_s|i32\.shr_u|i32\.rotl|i32\.rotr|i64\.clz|i64\.ctz|i64\.popcnt|i64\.add|i64\.sub|i64\.mul|i64\.div_s|i64\.div_u|i64\.rem_s|i64\.rem_u|i64\.and|i64\.or|i64\.xor|i64\.shl|i64\.shr_s|i64\.shr_u|i64\.rotl|i64\.rotr|f32\.abs|f32\.ceil|f32\.floor|f32\.trunc|f32\.nearest|f32\.sqrt|f32\.add|f32\.sub|f32\.mul|f32\.div|f32\.min|f32\.max|f32\.copysign|f64\.abs|f64\.ceil|f64\.floor|f64\.trunc|f64\.nearest|f64\.sqrt|f64\.add|f64\.sub|f64\.mul|f64\.div|f64\.min|f64\.max|f64\.copysign|i32\.wrap_i64|i32\.trunc_f32_s|i32\.trunc_f32_u|i32\.trunc_f64_s|i32\.trunc_f64_u|i64\.extend(?:(?:8|16|32)_s|_i(?:32|64)_(?:u|s))|i32\.extend(?:8|16)_s|(?:i32|i64)\.trunc(?:_sat)?_f(?:32|64)_(?:s|u)|f32\.convert_i32_s|f32\.convert_i32_u|f32\.convert_i64_s|f32\.convert_i64_u|f32\.demote_f64|f64\.convert_i32_s|f64\.convert_i32_u|f64\.convert_i64_s|f64\.convert_i64_u|f64\.promote_f32|i32\.reinterpret_f32|i64\.reinterpret_f64|f32\.reinterpret_i32|f64\.reinterpret_i64)">
15 <token type="NameBuiltin"/>
16 <push state="arguments"/>
17 </rule>
18 <rule pattern="(i32|i64|f32|f64)">
19 <token type="KeywordType"/>
20 </rule>
21 <rule pattern="\$[A-Za-z0-9!#$%&\'*+./:<=>?@\\^_`|~-]+">
22 <token type="NameVariable"/>
23 </rule>
24 <rule pattern=";;.*?$">
25 <token type="CommentSingle"/>
26 </rule>
27 <rule pattern="\(;">
28 <token type="CommentMultiline"/>
29 <push state="nesting_comment"/>
30 </rule>
31 <rule pattern="[+-]?0x[\dA-Fa-f](_?[\dA-Fa-f])*(.([\dA-Fa-f](_?[\dA-Fa-f])*)?)?([pP][+-]?[\dA-Fa-f](_?[\dA-Fa-f])*)?">
32 <token type="LiteralNumberFloat"/>
33 </rule>
34 <rule pattern="[+-]?\d.\d(_?\d)*[eE][+-]?\d(_?\d)*">
35 <token type="LiteralNumberFloat"/>
36 </rule>
37 <rule pattern="[+-]?\d.\d(_?\d)*">
38 <token type="LiteralNumberFloat"/>
39 </rule>
40 <rule pattern="[+-]?\d.[eE][+-]?\d(_?\d)*">
41 <token type="LiteralNumberFloat"/>
42 </rule>
43 <rule pattern="[+-]?(inf|nan:0x[\dA-Fa-f](_?[\dA-Fa-f])*|nan)">
44 <token type="LiteralNumberFloat"/>
45 </rule>
46 <rule pattern="[+-]?0x[\dA-Fa-f](_?[\dA-Fa-f])*">
47 <token type="LiteralNumberHex"/>
48 </rule>
49 <rule pattern="[+-]?\d(_?\d)*">
50 <token type="LiteralNumberInteger"/>
51 </rule>
52 <rule pattern="[\(\)]">
53 <token type="Punctuation"/>
54 </rule>
55 <rule pattern=""">
56 <token type="LiteralStringDouble"/>
57 <push state="string"/>
58 </rule>
59 <rule pattern="\s+">
60 <token type="Text"/>
61 </rule>
62 </state>
63 <state name="nesting_comment">
64 <rule pattern="\(;">
65 <token type="CommentMultiline"/>
66 <push/>
67 </rule>
68 <rule pattern=";\)">
69 <token type="CommentMultiline"/>
70 <pop depth="1"/>
71 </rule>
72 <rule pattern="[^;(]+">
73 <token type="CommentMultiline"/>
74 </rule>
75 <rule pattern="[;(]">
76 <token type="CommentMultiline"/>
77 </rule>
78 </state>
79 <state name="string">
80 <rule pattern="\\[\dA-Fa-f][\dA-Fa-f]">
81 <token type="LiteralStringEscape"/>
82 </rule>
83 <rule pattern="\\t">
84 <token type="LiteralStringEscape"/>
85 </rule>
86 <rule pattern="\\n">
87 <token type="LiteralStringEscape"/>
88 </rule>
89 <rule pattern="\\r">
90 <token type="LiteralStringEscape"/>
91 </rule>
92 <rule pattern="\\"">
93 <token type="LiteralStringEscape"/>
94 </rule>
95 <rule pattern="\\'">
96 <token type="LiteralStringEscape"/>
97 </rule>
98 <rule pattern="\\u\{[\dA-Fa-f](_?[\dA-Fa-f])*\}">
99 <token type="LiteralStringEscape"/>
100 </rule>
101 <rule pattern="\\\\">
102 <token type="LiteralStringEscape"/>
103 </rule>
104 <rule pattern=""">
105 <token type="LiteralStringDouble"/>
106 <pop depth="1"/>
107 </rule>
108 <rule pattern="[^"\\]+">
109 <token type="LiteralStringDouble"/>
110 </rule>
111 </state>
112 <state name="arguments">
113 <rule pattern="\s+">
114 <token type="Text"/>
115 </rule>
116 <rule pattern="(offset)(=)(0x[\dA-Fa-f](?:_?[\dA-Fa-f])*)">
117 <bygroups>
118 <token type="Keyword"/>
119 <token type="Operator"/>
120 <token type="LiteralNumberHex"/>
121 </bygroups>
122 </rule>
123 <rule pattern="(offset)(=)(\d(?:_?\d)*)">
124 <bygroups>
125 <token type="Keyword"/>
126 <token type="Operator"/>
127 <token type="LiteralNumberInteger"/>
128 </bygroups>
129 </rule>
130 <rule pattern="(align)(=)(0x[\dA-Fa-f](?:_?[\dA-Fa-f])*)">
131 <bygroups>
132 <token type="Keyword"/>
133 <token type="Operator"/>
134 <token type="LiteralNumberHex"/>
135 </bygroups>
136 </rule>
137 <rule pattern="(align)(=)(\d(?:_?\d)*)">
138 <bygroups>
139 <token type="Keyword"/>
140 <token type="Operator"/>
141 <token type="LiteralNumberInteger"/>
142 </bygroups>
143 </rule>
144 <rule>
145 <pop depth="1"/>
146 </rule>
147 </state>
148 </rules>
149</lexer>