biofriction-wp-theme/node_modules/highlight.js/lib/languages/vhdl.js

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2021-10-26 14:18:09 +02:00
module.exports = function(hljs) {
// Regular expression for VHDL numeric literals.
// Decimal literal:
var INTEGER_RE = '\\d(_|\\d)*';
var EXPONENT_RE = '[eE][-+]?' + INTEGER_RE;
var DECIMAL_LITERAL_RE = INTEGER_RE + '(\\.' + INTEGER_RE + ')?' + '(' + EXPONENT_RE + ')?';
// Based literal:
var BASED_INTEGER_RE = '\\w+';
var BASED_LITERAL_RE = INTEGER_RE + '#' + BASED_INTEGER_RE + '(\\.' + BASED_INTEGER_RE + ')?' + '#' + '(' + EXPONENT_RE + ')?';
var NUMBER_RE = '\\b(' + BASED_LITERAL_RE + '|' + DECIMAL_LITERAL_RE + ')';
return {
case_insensitive: true,
keywords: {
keyword:
'abs access after alias all and architecture array assert attribute begin block ' +
'body buffer bus case component configuration constant context cover disconnect ' +
'downto default else elsif end entity exit fairness file for force function generate ' +
'generic group guarded if impure in inertial inout is label library linkage literal ' +
'loop map mod nand new next nor not null of on open or others out package port ' +
'postponed procedure process property protected pure range record register reject ' +
'release rem report restrict restrict_guarantee return rol ror select sequence ' +
'severity shared signal sla sll sra srl strong subtype then to transport type ' +
'unaffected units until use variable vmode vprop vunit wait when while with xnor xor',
typename:
'boolean bit character severity_level integer time delay_length natural positive ' +
'string bit_vector file_open_kind file_open_status std_ulogic std_ulogic_vector ' +
'std_logic std_logic_vector unsigned signed boolean_vector integer_vector ' +
'real_vector time_vector'
},
illegal: '{',
contains: [
hljs.C_BLOCK_COMMENT_MODE, // VHDL-2008 block commenting.
hljs.COMMENT('--', '$'),
hljs.QUOTE_STRING_MODE,
{
className: 'number',
begin: NUMBER_RE,
relevance: 0
},
{
className: 'literal',
begin: '\'(U|X|0|1|Z|W|L|H|-)\'',
contains: [hljs.BACKSLASH_ESCAPE]
},
{
className: 'attribute',
begin: '\'[A-Za-z](_?[A-Za-z0-9])*',
contains: [hljs.BACKSLASH_ESCAPE]
}
]
};
};