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Editing: django.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"), require("../htmlmixed/htmlmixed"), require("../../addon/mode/overlay")); else if (typeof define == "function" && define.amd) // AMD define(["../../lib/codemirror", "../htmlmixed/htmlmixed", "../../addon/mode/overlay"], mod); else // Plain browser env mod(CodeMirror); })(function(CodeMirror) { "use strict"; CodeMirror.defineMode("django:inner", function() { var keywords = ["block", "endblock", "for", "endfor", "true", "false", "filter", "endfilter", "loop", "none", "self", "super", "if", "elif", "endif", "as", "else", "import", "with", "endwith", "without", "context", "ifequal", "endifequal", "ifnotequal", "endifnotequal", "extends", "include", "load", "comment", "endcomment", "empty", "url", "static", "trans", "blocktrans", "endblocktrans", "now", "regroup", "lorem", "ifchanged", "endifchanged", "firstof", "debug", "cycle", "csrf_token", "autoescape", "endautoescape", "spaceless", "endspaceless", "ssi", "templatetag", "verbatim", "endverbatim", "widthratio"], filters = ["add", "addslashes", "capfirst", "center", "cut", "date", "default", "default_if_none", "dictsort", "dictsortreversed", "divisibleby", "escape", "escapejs", "filesizeformat", "first", "floatformat", "force_escape", "get_digit", "iriencode", "join", "last", "length", "length_is", "linebreaks", "linebreaksbr", "linenumbers", "ljust", "lower", "make_list", "phone2numeric", "pluralize", "pprint", "random", "removetags", "rjust", "safe", "safeseq", "slice", "slugify", "stringformat", "striptags", "time", "timesince", "timeuntil", "title", "truncatechars", "truncatechars_html", "truncatewords", "truncatewords_html", "unordered_list", "upper", "urlencode", "urlize", "urlizetrunc", "wordcount", "wordwrap", "yesno"], operators = ["==", "!=", "<", ">", "<=", ">="], wordOperators = ["in", "not", "or", "and"]; keywords = new RegExp("^\\b(" + keywords.join("|") + ")\\b"); filters = new RegExp("^\\b(" + filters.join("|") + ")\\b"); operators = new RegExp("^\\b(" + operators.join("|") + ")\\b"); wordOperators = new RegExp("^\\b(" + wordOperators.join("|") + ")\\b"); // We have to return "null" instead of null, in order to avoid string // styling as the default, when using Django templates inside HTML // element attributes function tokenBase (stream, state) { // Attempt to identify a variable, template or comment tag respectively if (stream.match("{{")) { state.tokenize = inVariable; return "tag"; } else if (stream.match("{%")) { state.tokenize = inTag; return "tag"; } else if (stream.match("{#")) { state.tokenize = inComment; return "comment"; } // Ignore completely any stream series that do not match the // Django template opening tags. while (stream.next() != null && !stream.match(/\{[{%#]/, false)) {} return null; } // A string can be included in either single or double quotes (this is // the delimiter). Mark everything as a string until the start delimiter // occurs again. function inString (delimiter, previousTokenizer) { return function (stream, state) { if (!state.escapeNext && stream.eat(delimiter)) { state.tokenize = previousTokenizer; } else { if (state.escapeNext) { state.escapeNext = false; } var ch = stream.next(); // Take into account the backslash for escaping characters, such as // the string delimiter. if (ch == "\\") { state.escapeNext = true; } } return "string"; }; } // Apply Django template variable syntax highlighting function inVariable (stream, state) { // Attempt to match a dot that precedes a property if (state.waitDot) { state.waitDot = false; if (stream.peek() != ".") { return "null"; } // Dot followed by a non-word character should be considered an error. if (stream.match(/\.\W+/)) { return "error"; } else if (stream.eat(".")) { state.waitProperty = true; return "null"; } else { throw Error ("Unexpected error while waiting for property."); } } // Attempt to match a pipe that precedes a filter if (state.waitPipe) { state.waitPipe = false; if (stream.peek() != "|") { return "null"; } // Pipe followed by a non-word character should be considered an error. if (stream.match(/\.\W+/)) { return "error"; } else if (stream.eat("|")) { state.waitFilter = true; return "null"; } else { throw Error ("Unexpected error while waiting for filter."); } } // Highlight properties if (state.waitProperty) { state.waitProperty = false; if (stream.match(/\b(\w+)\b/)) { state.waitDot = true; // A property can be followed by another property state.waitPipe = true; // A property can be followed by a filter return "property"; } } // Highlight filters if (state.waitFilter) { state.waitFilter = false; if (stream.match(filters)) { return "variable-2"; } } // Ignore all white spaces if (stream.eatSpace()) { state.waitProperty = false; return "null"; } // Identify numbers if (stream.match(/\b\d+(\.\d+)?\b/)) { return "number"; } // Identify strings if (stream.match("'")) { state.tokenize = inString("'", state.tokenize); return "string"; } else if (stream.match('"')) { state.tokenize = inString('"', state.tokenize); return "string"; } // Attempt to find the variable if (stream.match(/\b(\w+)\b/) && !state.foundVariable) { state.waitDot = true; state.waitPipe = true; // A property can be followed by a filter return "variable"; } // If found closing tag reset if (stream.match("}}")) { state.waitProperty = null; state.waitFilter = null; state.waitDot = null; state.waitPipe = null; state.tokenize = tokenBase; return "tag"; } // If nothing was found, advance to the next character stream.next(); return "null"; } function inTag (stream, state) { // Attempt to match a dot that precedes a property if (state.waitDot) { state.waitDot = false; if (stream.peek() != ".") { return "null"; } // Dot followed by a non-word character should be considered an error. if (stream.match(/\.\W+/)) { return "error"; } else if (stream.eat(".")) { state.waitProperty = true; return "null"; } else { throw Error ("Unexpected error while waiting for property."); } } // Attempt to match a pipe that precedes a filter if (state.waitPipe) { state.waitPipe = false; if (stream.peek() != "|") { return "null"; } // Pipe followed by a non-word character should be considered an error. if (stream.match(/\.\W+/)) { return "error"; } else if (stream.eat("|")) { state.waitFilter = true; return "null"; } else { throw Error ("Unexpected error while waiting for filter."); } } // Highlight properties if (state.waitProperty) { state.waitProperty = false; if (stream.match(/\b(\w+)\b/)) { state.waitDot = true; // A property can be followed by another property state.waitPipe = true; // A property can be followed by a filter return "property"; } } // Highlight filters if (state.waitFilter) { state.waitFilter = false; if (stream.match(filters)) { return "variable-2"; } } // Ignore all white spaces if (stream.eatSpace()) { state.waitProperty = false; return "null"; } // Identify numbers if (stream.match(/\b\d+(\.\d+)?\b/)) { return "number"; } // Identify strings if (stream.match("'")) { state.tokenize = inString("'", state.tokenize); return "string"; } else if (stream.match('"')) { state.tokenize = inString('"', state.tokenize); return "string"; } // Attempt to match an operator if (stream.match(operators)) { return "operator"; } // Attempt to match a word operator if (stream.match(wordOperators)) { return "keyword"; } // Attempt to match a keyword var keywordMatch = stream.match(keywords); if (keywordMatch) { if (keywordMatch[0] == "comment") { state.blockCommentTag = true; } return "keyword"; } // Attempt to match a variable if (stream.match(/\b(\w+)\b/)) { state.waitDot = true; state.waitPipe = true; // A property can be followed by a filter return "variable"; } // If found closing tag reset if (stream.match("%}")) { state.waitProperty = null; state.waitFilter = null; state.waitDot = null; state.waitPipe = null; // If the tag that closes is a block comment tag, we want to mark the // following code as comment, until the tag closes. if (state.blockCommentTag) { state.blockCommentTag = false; // Release the "lock" state.tokenize = inBlockComment; } else { state.tokenize = tokenBase; } return "tag"; } // If nothing was found, advance to the next character stream.next(); return "null"; } // Mark everything as comment inside the tag and the tag itself. function inComment (stream, state) { if (stream.match(/^.*?#\}/)) state.tokenize = tokenBase else stream.skipToEnd() return "comment"; } // Mark everything as a comment until the `blockcomment` tag closes. function inBlockComment (stream, state) { if (stream.match(/\{%\s*endcomment\s*%\}/, false)) { state.tokenize = inTag; stream.match("{%"); return "tag"; } else { stream.next(); return "comment"; } } return { startState: function () { return {tokenize: tokenBase}; }, token: function (stream, state) { return state.tokenize(stream, state); }, blockCommentStart: "{% comment %}", blockCommentEnd: "{% endcomment %}" }; }); CodeMirror.defineMode("django", function(config) { var htmlBase = CodeMirror.getMode(config, "text/html"); var djangoInner = CodeMirror.getMode(config, "django:inner"); return CodeMirror.overlayMode(htmlBase, djangoInner); }); CodeMirror.defineMIME("text/x-django", "django"); });
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