'use strict'

module.exports = haxe
haxe.displayName = 'haxe'
haxe.aliases = []
function haxe(Prism) {
  Prism.languages.haxe = Prism.languages.extend('clike', {
    string: {
      // Strings can be multi-line
      pattern: /"(?:[^"\\]|\\[\s\S])*"/,
      greedy: true
    },
    'class-name': [
      {
        pattern:
          /(\b(?:abstract|class|enum|extends|implements|interface|new|typedef)\s+)[A-Z_]\w*/,
        lookbehind: true
      }, // based on naming convention
      /\b[A-Z]\w*/
    ],
    // The final look-ahead prevents highlighting of keywords if expressions such as "haxe.macro.Expr"
    keyword:
      /\bthis\b|\b(?:abstract|as|break|case|cast|catch|class|continue|default|do|dynamic|else|enum|extends|extern|final|for|from|function|if|implements|import|in|inline|interface|macro|new|null|operator|overload|override|package|private|public|return|static|super|switch|throw|to|try|typedef|untyped|using|var|while)(?!\.)\b/,
    function: {
      pattern: /\b[a-z_]\w*(?=\s*(?:<[^<>]*>\s*)?\()/i,
      greedy: true
    },
    operator: /\.{3}|\+\+|--|&&|\|\||->|=>|(?:<<?|>{1,3}|[-+*/%!=&|^])=?|[?:~]/
  })
  Prism.languages.insertBefore('haxe', 'string', {
    'string-interpolation': {
      pattern: /'(?:[^'\\]|\\[\s\S])*'/,
      greedy: true,
      inside: {
        interpolation: {
          pattern: /(^|[^\\])\$(?:\w+|\{[^{}]+\})/,
          lookbehind: true,
          inside: {
            'interpolation-punctuation': {
              pattern: /^\$\{?|\}$/,
              alias: 'punctuation'
            },
            expression: {
              pattern: /[\s\S]+/,
              inside: Prism.languages.haxe
            }
          }
        },
        string: /[\s\S]+/
      }
    }
  })
  Prism.languages.insertBefore('haxe', 'class-name', {
    regex: {
      pattern: /~\/(?:[^\/\\\r\n]|\\.)+\/[a-z]*/,
      greedy: true,
      inside: {
        'regex-flags': /\b[a-z]+$/,
        'regex-source': {
          pattern: /^(~\/)[\s\S]+(?=\/$)/,
          lookbehind: true,
          alias: 'language-regex',
          inside: Prism.languages.regex
        },
        'regex-delimiter': /^~\/|\/$/
      }
    }
  })
  Prism.languages.insertBefore('haxe', 'keyword', {
    preprocessor: {
      pattern: /#(?:else|elseif|end|if)\b.*/,
      alias: 'property'
    },
    metadata: {
      pattern: /@:?[\w.]+/,
      alias: 'symbol'
    },
    reification: {
      pattern: /\$(?:\w+|(?=\{))/,
      alias: 'important'
    }
  })
}