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1Prism.languages.groovy = Prism.languages.extend('clike', {
2 'string': [
3 {
4 // https://groovy-lang.org/syntax.html#_dollar_slashy_string
5 pattern: /("""|''')(?:[^\\]|\\[\s\S])*?\1|\$\/(?:[^/$]|\$(?:[/$]|(?![/$]))|\/(?!\$))*\/\$/,
6 greedy: true
7 },
8 {
9 // TODO: Slash strings (e.g. /foo/) can contain line breaks but this will cause a lot of trouble with
10 // simple division (see JS regex), so find a fix maybe?
11 pattern: /(["'/])(?:\\.|(?!\1)[^\\\r\n])*\1/,
12 greedy: true
13 }
14 ],
15 'keyword': /\b(?:abstract|as|assert|boolean|break|byte|case|catch|char|class|const|continue|def|default|do|double|else|enum|extends|final|finally|float|for|goto|if|implements|import|in|instanceof|int|interface|long|native|new|package|private|protected|public|return|short|static|strictfp|super|switch|synchronized|this|throw|throws|trait|transient|try|void|volatile|while)\b/,
16 'number': /\b(?:0b[01_]+|0x[\da-f_]+(?:\.[\da-f_p\-]+)?|[\d_]+(?:\.[\d_]+)?(?:e[+-]?\d+)?)[glidf]?\b/i,
17 'operator': {
18 pattern: /(^|[^.])(?:~|==?~?|\?[.:]?|\*(?:[.=]|\*=?)?|\.[@&]|\.\.<|\.\.(?!\.)|-[-=>]?|\+[+=]?|!=?|<(?:<=?|=>?)?|>(?:>>?=?|=)?|&[&=]?|\|[|=]?|\/=?|\^=?|%=?)/,
19 lookbehind: true
20 },
21 'punctuation': /\.+|[{}[\];(),:$]/
22});
23
24Prism.languages.insertBefore('groovy', 'string', {
25 'shebang': {
26 pattern: /#!.+/,
27 alias: 'comment'
28 }
29});
30
31Prism.languages.insertBefore('groovy', 'punctuation', {
32 'spock-block': /\b(?:and|cleanup|expect|given|setup|then|when|where):/
33});
34
35Prism.languages.insertBefore('groovy', 'function', {
36 'annotation': {
37 pattern: /(^|[^.])@\w+/,
38 lookbehind: true,
39 alias: 'punctuation'
40 }
41});
42
43// Handle string interpolation
44Prism.hooks.add('wrap', function (env) {
45 if (env.language === 'groovy' && env.type === 'string') {
46 var delimiter = env.content[0];
47
48 if (delimiter != "'") {
49 var pattern = /([^\\])(?:\$(?:\{.*?\}|[\w.]+))/;
50 if (delimiter === '$') {
51 pattern = /([^\$])(?:\$(?:\{.*?\}|[\w.]+))/;
52 }
53
54 // To prevent double HTML-encoding we have to decode env.content first
55 env.content = env.content.replace(/&lt;/g, '<').replace(/&amp;/g, '&');
56
57 env.content = Prism.highlight(env.content, {
58 'expression': {
59 pattern: pattern,
60 lookbehind: true,
61 inside: Prism.languages.groovy
62 }
63 });
64
65 env.classes.push(delimiter === '/' ? 'regex' : 'gstring');
66 }
67 }
68});