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Prism.languages.groovy = Prism.languages.extend('clike', {
string: [
{
// https://groovy-lang.org/syntax.html#_dollar_slashy_string
pattern:
/("""|''')(?:[^\\]|\\[\s\S])*?\1|\$\/(?:[^/$]|\$(?:[/$]|(?![/$]))|\/(?!\$))*\/\$/,
greedy: true,
},
{
// TODO: Slash strings (e.g. /foo/) can contain line breaks but this will cause a lot of trouble with
// simple division (see JS regex), so find a fix maybe?
pattern: /(["'/])(?:\\.|(?!\1)[^\\\r\n])*\1/,
greedy: true,
},
],
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/,
number:
/\b(?:0b[01_]+|0x[\da-f_]+(?:\.[\da-f_p\-]+)?|[\d_]+(?:\.[\d_]+)?(?:e[+-]?\d+)?)[glidf]?\b/i,
operator: {
pattern:
/(^|[^.])(?:~|==?~?|\?[.:]?|\*(?:[.=]|\*=?)?|\.[@&]|\.\.<|\.\.(?!\.)|-[-=>]?|\+[+=]?|!=?|<(?:<=?|=>?)?|>(?:>>?=?|=)?|&[&=]?|\|[|=]?|\/=?|\^=?|%=?)/,
lookbehind: true,
},
punctuation: /\.+|[{}[\];(),:$]/,
});
Prism.languages.insertBefore('groovy', 'string', {
shebang: {
pattern: /#!.+/,
alias: 'comment',
},
});
Prism.languages.insertBefore('groovy', 'punctuation', {
'spock-block': /\b(?:and|cleanup|expect|given|setup|then|when|where):/,
});
Prism.languages.insertBefore('groovy', 'function', {
annotation: {
pattern: /(^|[^.])@\w+/,
lookbehind: true,
alias: 'punctuation',
},
});
// Handle string interpolation
Prism.hooks.add('wrap', function (env) {
if (env.language === 'groovy' && env.type === 'string') {
var delimiter = env.content[0];
if (delimiter != "'") {
var pattern = /([^\\])(?:\$(?:\{.*?\}|[\w.]+))/;
if (delimiter === '$') {
pattern = /([^\$])(?:\$(?:\{.*?\}|[\w.]+))/;
}
// To prevent double HTML-encoding we have to decode env.content first
env.content = env.content.replace(/</g, '<').replace(/&/g, '&');
env.content = Prism.highlight(env.content, {
expression: {
pattern: pattern,
lookbehind: true,
inside: Prism.languages.groovy,
},
});
env.classes.push(delimiter === '/' ? 'regex' : 'gstring');
}
}
});
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