1// CodeMirror, copyright (c) by Marijn Haverbeke and others
  2// Distributed under an MIT license: https://codemirror.net/LICENSE
  3
  4(function(mod) {
  5  if (typeof exports == "object" && typeof module == "object") // CommonJS
  6    mod(require("../../lib/codemirror"));
  7  else if (typeof define == "function" && define.amd) // AMD
  8    define(["../../lib/codemirror"], mod);
  9  else // Plain browser env
 10    mod(CodeMirror);
 11})(function(CodeMirror) {
 12  "use strict";
 13
 14  CodeMirror.defineMode("jinja2", function() {
 15    var keywords = ["and", "as", "block", "endblock", "by", "cycle", "debug", "else", "elif",
 16      "extends", "filter", "endfilter", "firstof", "for",
 17      "endfor", "if", "endif", "ifchanged", "endifchanged",
 18      "ifequal", "endifequal", "ifnotequal",
 19      "endifnotequal", "in", "include", "load", "not", "now", "or",
 20      "parsed", "regroup", "reversed", "spaceless",
 21      "endspaceless", "ssi", "templatetag", "openblock",
 22      "closeblock", "openvariable", "closevariable",
 23      "openbrace", "closebrace", "opencomment",
 24      "closecomment", "widthratio", "url", "with", "endwith",
 25      "get_current_language", "trans", "endtrans", "noop", "blocktrans",
 26      "endblocktrans", "get_available_languages",
 27      "get_current_language_bidi", "plural"],
 28    operator = /^[+\-*&%=<>!?|~^]/,
 29    sign = /^[:\[\(\{]/,
 30    atom = ["true", "false"],
 31    number = /^(\d[+\-\*\/])?\d+(\.\d+)?/;
 32
 33    keywords = new RegExp("((" + keywords.join(")|(") + "))\\b");
 34    atom = new RegExp("((" + atom.join(")|(") + "))\\b");
 35
 36    function tokenBase (stream, state) {
 37      var ch = stream.peek();
 38
 39      //Comment
 40      if (state.incomment) {
 41        if(!stream.skipTo("#}")) {
 42          stream.skipToEnd();
 43        } else {
 44          stream.eatWhile(/\#|}/);
 45          state.incomment = false;
 46        }
 47        return "comment";
 48      //Tag
 49      } else if (state.intag) {
 50        //After operator
 51        if(state.operator) {
 52          state.operator = false;
 53          if(stream.match(atom)) {
 54            return "atom";
 55          }
 56          if(stream.match(number)) {
 57            return "number";
 58          }
 59        }
 60        //After sign
 61        if(state.sign) {
 62          state.sign = false;
 63          if(stream.match(atom)) {
 64            return "atom";
 65          }
 66          if(stream.match(number)) {
 67            return "number";
 68          }
 69        }
 70
 71        if(state.instring) {
 72          if(ch == state.instring) {
 73            state.instring = false;
 74          }
 75          stream.next();
 76          return "string";
 77        } else if(ch == "'" || ch == '"') {
 78          state.instring = ch;
 79          stream.next();
 80          return "string";
 81        } else if(stream.match(state.intag + "}") || stream.eat("-") && stream.match(state.intag + "}")) {
 82          state.intag = false;
 83          return "tag";
 84        } else if(stream.match(operator)) {
 85          state.operator = true;
 86          return "operator";
 87        } else if(stream.match(sign)) {
 88          state.sign = true;
 89        } else {
 90          if(stream.eat(" ") || stream.sol()) {
 91            if(stream.match(keywords)) {
 92              return "keyword";
 93            }
 94            if(stream.match(atom)) {
 95              return "atom";
 96            }
 97            if(stream.match(number)) {
 98              return "number";
 99            }
100            if(stream.sol()) {
101              stream.next();
102            }
103          } else {
104            stream.next();
105          }
106
107        }
108        return "variable";
109      } else if (stream.eat("{")) {
110        if (stream.eat("#")) {
111          state.incomment = true;
112          if(!stream.skipTo("#}")) {
113            stream.skipToEnd();
114          } else {
115            stream.eatWhile(/\#|}/);
116            state.incomment = false;
117          }
118          return "comment";
119        //Open tag
120        } else if (ch = stream.eat(/\{|%/)) {
121          //Cache close tag
122          state.intag = ch;
123          if(ch == "{") {
124            state.intag = "}";
125          }
126          stream.eat("-");
127          return "tag";
128        }
129      }
130      stream.next();
131    };
132
133    return {
134      startState: function () {
135        return {tokenize: tokenBase};
136      },
137      token: function (stream, state) {
138        return state.tokenize(stream, state);
139      },
140      blockCommentStart: "{#",
141      blockCommentEnd: "#}"
142    };
143  });
144
145  CodeMirror.defineMIME("text/jinja2", "jinja2");
146});