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haxe.js	17.15 KB
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Edit: haxe.js

// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE

(function(mod) {
  if (typeof exports == "object" && typeof module == "object") // CommonJS
    mod(require("../../lib/codemirror"));
  else if (typeof define == "function" && define.amd) // AMD
    define(["../../lib/codemirror"], mod);
  else // Plain browser env
    mod(CodeMirror);
})(function(CodeMirror) {
"use strict";

CodeMirror.defineMode("haxe", function(config, parserConfig) {
  var indentUnit = config.indentUnit;

// Tokenizer

var isOperatorChar = /[+\-*&%=<>!?|]/;

function chain(stream, state, f) {
    state.tokenize = f;
    return f(stream, state);
  }

function toUnescaped(stream, end) {
    var escaped = false, next;
    while ((next = stream.next()) != null) {
      if (next == end && !escaped)
        return true;
      escaped = !escaped && next == "\\";
    }
  }

// Used as scratch variables to communicate multiple values without
  // consing up tons of objects.
  var type, content;
  function ret(tp, style, cont) {
    type = tp; content = cont;
    return style;
  }

function haxeTokenString(quote) {
    return function(stream, state) {
      if (toUnescaped(stream, quote))
        state.tokenize = haxeTokenBase;
      return ret("string", "string");
    };
  }

// Parser

var atomicTypes = {"atom": true, "number": true, "variable": true, "string": true, "regexp": true};

function HaxeLexical(indented, column, type, align, prev, info) {
    this.indented = indented;
    this.column = column;
    this.type = type;
    this.prev = prev;
    this.info = info;
    if (align != null) this.align = align;
  }

function inScope(state, varname) {
    for (var v = state.localVars; v; v = v.next)
      if (v.name == varname) return true;
  }

function parseHaxe(state, style, type, content, stream) {
    var cc = state.cc;
    // Communicate our context to the combinators.
    // (Less wasteful than consing up a hundred closures on every call.)
    cx.state = state; cx.stream = stream; cx.marked = null, cx.cc = cc;

if (!state.lexical.hasOwnProperty("align"))
      state.lexical.align = true;

while(true) {
      var combinator = cc.length ? cc.pop() : statement;
      if (combinator(type, content)) {
        while(cc.length && cc[cc.length - 1].lex)
          cc.pop()();
        if (cx.marked) return cx.marked;
        if (type == "variable" && inScope(state, content)) return "variable-2";
        if (type == "variable" && imported(state, content)) return "variable-3";
        return style;
      }
    }
  }

function imported(state, typename) {
    if (/[a-z]/.test(typename.charAt(0)))
      return false;
    var len = state.importedtypes.length;
    for (var i = 0; i<len; i++)
      if(state.importedtypes[i]==typename) return true;
  }

function registerimport(importname) {
    var state = cx.state;
    for (var t = state.importedtypes; t; t = t.next)
      if(t.name == importname) return;
    state.importedtypes = { name: importname, next: state.importedtypes };
  }
  // Combinator utils

// Combinators

function expect(wanted) {
    function f(type) {
      if (type == wanted) return cont();
      else if (wanted == ";") return pass();
      else return cont(f);
    }
    return f;
  }

function maybeoperator(type, value) {
    if (type == "operator" && /\+\+|--/.test(value)) return cont(maybeoperator);
    if (type == "operator" || type == ":") return cont(expression);
    if (type == ";") return;
    if (type == "(") return cont(pushlex(")"), commasep(expression, ")"), poplex, maybeoperator);
    if (type == ".") return cont(property, maybeoperator);
    if (type == "[") return cont(pushlex("]"), expression, expect("]"), poplex, maybeoperator);
  }

function maybeattribute(type) {
    if (type == "attribute") return cont(maybeattribute);
    if (type == "function") return cont(functiondef);
    if (type == "var") return cont(vardef1);
  }

function metadef(type) {
    if(type == ":") return cont(metadef);
    if(type == "variable") return cont(metadef);
    if(type == "(") return cont(pushlex(")"), commasep(metaargs, ")"), poplex, statement);
  }
  function metaargs(type) {
    if(type == "variable") return cont();
  }

function importdef (type, value) {
    if(type == "variable" && /[A-Z]/.test(value.charAt(0))) { registerimport(value); return cont(); }
    else if(type == "variable" || type == "property" || type == "." || value == "*") return cont(importdef);
  }

// Interface
  return {
    startState: function(basecolumn) {
      var defaulttypes = ["Int", "Float", "String", "Void", "Std", "Bool", "Dynamic", "Array"];
      var state = {
        tokenize: haxeTokenBase,
        reAllowed: true,
        kwAllowed: true,
        cc: [],
        lexical: new HaxeLexical((basecolumn || 0) - indentUnit, 0, "block", false),
        localVars: parserConfig.localVars,
        importedtypes: defaulttypes,
        context: parserConfig.localVars && {vars: parserConfig.localVars},
        indented: 0
      };
      if (parserConfig.globalVars && typeof parserConfig.globalVars == "object")
        state.globalVars = parserConfig.globalVars;
      return state;
    },

token: function(stream, state) {
      if (stream.sol()) {
        if (!state.lexical.hasOwnProperty("align"))
          state.lexical.align = false;
        state.indented = stream.indentation();
      }
      if (stream.eatSpace()) return null;
      var style = state.tokenize(stream, state);
      if (type == "comment") return style;
      state.reAllowed = !!(type == "operator" || type == "keyword c" || type.match(/^[\[{}\(,;:]$/));
      state.kwAllowed = type != '.';
      return parseHaxe(state, style, type, content, stream);
    },

indent: function(state, textAfter) {
      if (state.tokenize != haxeTokenBase) return 0;
      var firstChar = textAfter && textAfter.charAt(0), lexical = state.lexical;
      if (lexical.type == "stat" && firstChar == "}") lexical = lexical.prev;
      var type = lexical.type, closing = firstChar == type;
      if (type == "vardef") return lexical.indented + 4;
      else if (type == "form" && firstChar == "{") return lexical.indented;
      else if (type == "stat" || type == "form") return lexical.indented + indentUnit;
      else if (lexical.info == "switch" && !closing)
        return lexical.indented + (/^(?:case|default)\b/.test(textAfter) ? indentUnit : 2 * indentUnit);
      else if (lexical.align) return lexical.column + (closing ? 0 : 1);
      else return lexical.indented + (closing ? 0 : indentUnit);
    },

electricChars: "{}",
    blockCommentStart: "/*",
    blockCommentEnd: "*/",
    lineComment: "//"
  };
});

CodeMirror.defineMIME("text/x-haxe", "haxe");

CodeMirror.defineMode("hxml", function () {

return {
    startState: function () {
      return {
        define: false,
        inString: false
      };
    },
    token: function (stream, state) {
      var ch = stream.peek();
      var sol = stream.sol();

///* comments */
      if (ch == "#") {
        stream.skipToEnd();
        return "comment";
      }
      if (sol && ch == "-") {
        var style = "variable-2";

stream.eat(/-/);

if (stream.peek() == "-") {
          stream.eat(/-/);
          style = "keyword a";
        }

if (stream.peek() == "D") {
          stream.eat(/[D]/);
          style = "keyword c";
          state.define = true;
        }

stream.eatWhile(/[A-Z]/i);
        return style;
      }

var ch = stream.peek();

if (state.inString == false && ch == "'") {
        state.inString = true;
        stream.next();
      }

if (state.inString == true) {
        if (stream.skipTo("'")) {

} else {
          stream.skipToEnd();
        }

if (stream.peek() == "'") {
          stream.next();
          state.inString = false;
        }

return "string";
      }

stream.next();
      return null;
    },
    lineComment: "#"
  };
});

CodeMirror.defineMIME("text/x-hxml", "hxml");

});