mirror of https://github.com/jkjoy/sunpeiwen.git
85 lines
2.6 KiB
JavaScript
85 lines
2.6 KiB
JavaScript
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(function (Prism) {
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// https://cuelang.org/docs/references/spec/
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// eslint-disable-next-line regexp/strict
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var stringEscape = /\\(?:(?!\2)|\2(?:[^()\r\n]|\([^()]*\)))/.source;
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// eslint-disable-next-line regexp/strict
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var stringTypes = /"""(?:[^\\"]|"(?!""\2)|<esc>)*"""/.source +
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// eslint-disable-next-line regexp/strict
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'|' + /'''(?:[^\\']|'(?!''\2)|<esc>)*'''/.source +
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// eslint-disable-next-line regexp/strict
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'|' + /"(?:[^\\\r\n"]|"(?!\2)|<esc>)*"/.source +
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// eslint-disable-next-line regexp/strict
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'|' + /'(?:[^\\\r\n']|'(?!\2)|<esc>)*'/.source;
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var stringLiteral = '(?:' + stringTypes.replace(/<esc>/g, stringEscape) + ')';
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Prism.languages.cue = {
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'comment': {
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pattern: /\/\/.*/,
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greedy: true
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},
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'string-literal': {
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// eslint-disable-next-line regexp/strict
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pattern: RegExp(/(^|[^#"'\\])(#*)/.source + stringLiteral + /(?!["'])\2/.source),
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lookbehind: true,
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greedy: true,
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inside: {
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// I'm using dirty hack here. We have to know the number hashes at the start of the string somehow,
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// but we can't look back. So instead, we will use a lookahead, go to the end of the string, and
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// capture the hashes at the end of the string.
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'escape': {
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pattern: /(?=[\s\S]*["'](#*)$)\\\1(?:U[a-fA-F0-9]{1,8}|u[a-fA-F0-9]{1,4}|x[a-fA-F0-9]{1,2}|\d{2,3}|[^(])/,
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greedy: true,
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alias: 'string'
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},
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'interpolation': {
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pattern: /(?=[\s\S]*["'](#*)$)\\\1\([^()]*\)/,
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greedy: true,
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inside: {
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'punctuation': /^\\#*\(|\)$/,
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'expression': {
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pattern: /[\s\S]+/,
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inside: null
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}
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}
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},
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'string': /[\s\S]+/
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}
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},
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'keyword': {
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pattern: /(^|[^\w$])(?:for|if|import|in|let|null|package)(?![\w$])/,
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lookbehind: true
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},
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'boolean': {
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pattern: /(^|[^\w$])(?:false|true)(?![\w$])/,
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lookbehind: true
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},
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'builtin': {
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pattern: /(^|[^\w$])(?:bool|bytes|float|float(?:32|64)|u?int(?:8|16|32|64|128)?|number|rune|string)(?![\w$])/,
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lookbehind: true
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},
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'attribute': {
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pattern: /@[\w$]+(?=\s*\()/,
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alias: 'function'
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},
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'function': {
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pattern: /(^|[^\w$])[a-z_$][\w$]*(?=\s*\()/i,
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lookbehind: true
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},
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'number': {
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pattern: /(^|[^\w$.])(?:0b[01]+(?:_[01]+)*|0o[0-7]+(?:_[0-7]+)*|0[xX][0-9A-Fa-f]+(?:_[0-9A-Fa-f]+)*|(?:\d+(?:_\d+)*(?:\.(?:\d+(?:_\d+)*)?)?|\.\d+(?:_\d+)*)(?:[eE][+-]?\d+(?:_\d+)*)?(?:[KMGTP]i?)?)(?![\w$])/,
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lookbehind: true
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},
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'operator': /\.{3}|_\|_|&&?|\|\|?|[=!]~|[<>=!]=?|[+\-*/?]/,
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'punctuation': /[()[\]{},.:]/
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};
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Prism.languages.cue['string-literal'].inside.interpolation.inside.expression.inside = Prism.languages.cue;
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}(Prism));
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