23 lines
1.6 KiB
JavaScript
Executable file
23 lines
1.6 KiB
JavaScript
Executable file
Prism.languages.vhdl = {
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'comment': /--.+/,
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// support for all logic vectors
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'vhdl-vectors': {
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'pattern': /\b[oxb]"[\da-f_]+"|"[01uxzwlh-]+"/i,
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'alias': 'number'
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},
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// support for operator overloading included
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'quoted-function': {
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pattern: /"\S+?"(?=\()/,
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alias: 'function'
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},
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'string': /"(?:[^\\\r\n]|\\?(?:\r\n|[\s\S]))*?"/,
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'constant': /\b(?:use|library)\b/i,
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// support for predefined attributes included
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'keyword': /\b(?:'active|'ascending|'base|'delayed|'driving|'driving_value|'event|'high|'image|'instance_name|'last_active|'last_event|'last_value|'left|'leftof|'length|'low|'path_name|'pos|'pred|'quiet|'range|'reverse_range|'right|'rightof|'simple_name|'stable|'succ|'transaction|'val|'value|access|after|alias|all|architecture|array|assert|attribute|begin|block|body|buffer|bus|case|component|configuration|constant|disconnect|downto|else|elsif|end|entity|exit|file|for|function|generate|generic|group|guarded|if|impure|in|inertial|inout|is|label|library|linkage|literal|loop|map|new|next|null|of|on|open|others|out|package|port|postponed|procedure|process|pure|range|record|register|reject|report|return|select|severity|shared|signal|subtype|then|to|transport|type|unaffected|units|until|use|variable|wait|when|while|with)\b/i,
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'boolean': /\b(?:true|false)\b/i,
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'function': /[a-z0-9_]+(?=\()/i,
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// decimal, based, physical, and exponential numbers supported
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'number': /'[01uxzwlh-]'|\b(?:\d+#[\da-f_.]+#|\d[\d_.]*)(?:e[-+]?\d+)?/i,
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'operator': /[<>]=?|:=|[-+*/&=]|\b(?:abs|not|mod|rem|sll|srl|sla|sra|rol|ror|and|or|nand|xnor|xor|nor)\b/i,
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'punctuation': /[{}[\];(),.:]/
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};
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