refractor/lang/groovy.js

Lightweight, robust, elegant virtual syntax highlighting using Prism

// @ts-nocheck
/**
 * @import {Refractor} from '../lib/core.js'
 */
import refractorClike from './clike.js'
groovy.displayName = 'groovy'
groovy.aliases = []

/** @param {Refractor} Prism */
export default function groovy(Prism) {
  Prism.register(refractorClike)
  ;(function (Prism) {
    var interpolation = {
      pattern: /((?:^|[^\\$])(?:\\{2})*)\$(?:\w+|\{[^{}]*\})/,
      lookbehind: true,
      inside: {
        'interpolation-punctuation': {
          pattern: /^\$\{?|\}$/,
          alias: 'punctuation'
        },
        expression: {
          pattern: /[\s\S]+/,
          inside: null // see below
        }
      }
    }
    Prism.languages.groovy = Prism.languages.extend('clike', {
      string: {
        // https://groovy-lang.org/syntax.html#_dollar_slashy_string
        pattern: /'''(?:[^\\]|\\[\s\S])*?'''|'(?:\\.|[^\\'\r\n])*'/,
        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: /\.+|[{}[\];(),:$]/
    })
    Prism.languages.insertBefore('groovy', 'string', {
      shebang: {
        pattern: /#!.+/,
        alias: 'comment',
        greedy: true
      },
      'interpolation-string': {
        // TODO: Slash strings (e.g. /foo/) can contain line breaks but this will cause a lot of trouble with
        // simple division (see JS regex), so find a fix maybe?
        pattern:
          /"""(?:[^\\]|\\[\s\S])*?"""|(["/])(?:\\.|(?!\1)[^\\\r\n])*\1|\$\/(?:[^/$]|\$(?:[/$]|(?![/$]))|\/(?!\$))*\/\$/,
        greedy: true,
        inside: {
          interpolation: interpolation,
          string: /[\s\S]+/
        }
      }
    })
    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'
      }
    })
    interpolation.inside.expression.inside = Prism.languages.groovy
  })(Prism)
}