codemirror3, thanks Roberto

applications/admin/static/codemirror/mode/python/python.js

@@ -1,16 +1,16 @@
 CodeMirror.defineMode("python", function(conf, parserConf) {
     var ERRORCLASS = 'error';
-    
+
     function wordRegexp(words) {
         return new RegExp("^((" + words.join(")|(") + "))\\b");
     }
-    
-    var singleOperators = new RegExp("^[\\+\\-\\*/%&|\\^~<>!]");
-    var singleDelimiters = new RegExp('^[\\(\\)\\[\\]\\{\\}@,:`=;\\.]');
-    var doubleOperators = new RegExp("^((==)|(!=)|(<=)|(>=)|(<>)|(<<)|(>>)|(//)|(\\*\\*))");
-    var doubleDelimiters = new RegExp("^((\\+=)|(\\-=)|(\\*=)|(%=)|(/=)|(&=)|(\\|=)|(\\^=))");
-    var tripleDelimiters = new RegExp("^((//=)|(>>=)|(<<=)|(\\*\\*=))");
-    var identifiers = new RegExp("^[_A-Za-z][_A-Za-z0-9]*");
+
+    var singleOperators = parserConf.singleOperators || new RegExp("^[\\+\\-\\*/%&|\\^~<>!]");
+    var singleDelimiters = parserConf.singleDelimiters || new RegExp('^[\\(\\)\\[\\]\\{\\}@,:`=;\\.]');
+    var doubleOperators = parserConf.doubleOperators || new RegExp("^((==)|(!=)|(<=)|(>=)|(<>)|(<<)|(>>)|(//)|(\\*\\*))");
+    var doubleDelimiters = parserConf.doubleDelimiters || new RegExp("^((\\+=)|(\\-=)|(\\*=)|(%=)|(/=)|(&=)|(\\|=)|(\\^=))");
+    var tripleDelimiters = parserConf.tripleDelimiters || new RegExp("^((//=)|(>>=)|(<<=)|(\\*\\*=))");
+    var identifiers = parserConf.identifiers|| new RegExp("^[_A-Za-z][_A-Za-z0-9]*");
 
     var wordOperators = wordRegexp(['and', 'or', 'not', 'is', 'in']);
     var commonkeywords = ['as', 'assert', 'break', 'class', 'continue',
@@ -72,15 +72,15 @@ CodeMirror.defineMode("python", function(conf, parserConf) {
         if (stream.eatSpace()) {
             return null;
         }
-        
+
         var ch = stream.peek();
-        
+
         // Handle Comments
         if (ch === '#') {
             stream.skipToEnd();
             return 'comment';
         }
-        
+
         // Handle Number Literals
         if (stream.match(/^[0-9\.]/, false)) {
             var floatLiteral = false;
@@ -116,13 +116,13 @@ CodeMirror.defineMode("python", function(conf, parserConf) {
                 return 'number';
             }
         }
-        
+
         // Handle Strings
         if (stream.match(stringPrefixes)) {
             state.tokenize = tokenStringFactory(stream.current());
             return state.tokenize(stream, state);
         }
-        
+
         // Handle operators and Delimiters
         if (stream.match(tripleDelimiters) || stream.match(doubleDelimiters)) {
             return null;
@@ -135,32 +135,32 @@ CodeMirror.defineMode("python", function(conf, parserConf) {
         if (stream.match(singleDelimiters)) {
             return null;
         }
-        
+
         if (stream.match(keywords)) {
             return 'keyword';
         }
-        
+
         if (stream.match(builtins)) {
             return 'builtin';
         }
-        
+
         if (stream.match(identifiers)) {
             return 'variable';
         }
-        
+
         // Handle non-detected items
         stream.next();
         return ERRORCLASS;
     }
-    
+
     function tokenStringFactory(delimiter) {
         while ('rub'.indexOf(delimiter.charAt(0).toLowerCase()) >= 0) {
             delimiter = delimiter.substr(1);
         }
         var singleline = delimiter.length == 1;
         var OUTCLASS = 'string';
-        
-        return function tokenString(stream, state) {
+
+        function tokenString(stream, state) {
             while (!stream.eol()) {
                 stream.eatWhile(/[^'"\\]/);
                 if (stream.eat('\\')) {
@@ -183,9 +183,11 @@ CodeMirror.defineMode("python", function(conf, parserConf) {
                 }
             }
             return OUTCLASS;
-        };
+        }
+        tokenString.isString = true;
+        return tokenString;
     }
-    
+
     function indent(stream, state, type) {
         type = type || 'py';
         var indentUnit = 0;
@@ -208,7 +210,7 @@ CodeMirror.defineMode("python", function(conf, parserConf) {
             type: type
         });
     }
-    
+
     function dedent(stream, state, type) {
         type = type || 'py';
         if (state.scopes.length == 1) return;
@@ -257,7 +259,7 @@ CodeMirror.defineMode("python", function(conf, parserConf) {
             }
             return style;
         }
-        
+
         // Handle decorators
         if (current === '@') {
             return stream.match(identifiers, false) ? 'meta' : ERRORCLASS;
@@ -267,7 +269,7 @@ CodeMirror.defineMode("python", function(conf, parserConf) {
             && state.lastToken === 'meta') {
             style = 'meta';
         }
-        
+
         // Handle scope changes.
         if (current === 'pass' || current === 'return') {
             state.dedent += 1;
@@ -296,7 +298,7 @@ CodeMirror.defineMode("python", function(conf, parserConf) {
             if (state.scopes.length > 1) state.scopes.shift();
             state.dedent -= 1;
         }
-        
+
         return style;
     }
 
@@ -310,27 +312,28 @@ CodeMirror.defineMode("python", function(conf, parserConf) {
               dedent: 0
           };
         },
-        
+
         token: function(stream, state) {
             var style = tokenLexer(stream, state);
-            
+
             state.lastToken = style;
-            
+
             if (stream.eol() && stream.lambda) {
                 state.lambda = false;
             }
-            
+
             return style;
         },
-        
-        indent: function(state, textAfter) {
+
+        indent: function(state) {
             if (state.tokenize != tokenBase) {
-                return 0;
+                return state.tokenize.isString ? CodeMirror.Pass : 0;
             }
-            
+
             return state.scopes[0].offset;
-        }
-        
+        },
+
+        lineComment: "#"
     };
     return external;
 });