CodeMirror.defineMode("vb", function(conf, parserConf) { var ERRORCLASS = 'error'; function wordRegexp(words) { return new RegExp("^((" + words.join(")|(") + "))\\b", "i"); } 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 openingKeywords = ['class','module', 'sub','enum','select','while','if','function', 'get','set','property']; var middleKeywords = ['else','elseif','case']; var endKeywords = ['next','loop']; var wordOperators = wordRegexp(['and', 'or', 'not', 'xor', 'in']); var commonkeywords = ['as', 'dim', 'break', 'continue','optional', 'then', 'until', 'goto', 'byval','byref','new','handles','property', 'return', 'const','private', 'protected', 'friend', 'public', 'shared', 'static', 'true','false']; var commontypes = ['integer','string','double','decimal','boolean','short','char', 'float','single']; var keywords = wordRegexp(commonkeywords); var types = wordRegexp(commontypes); var stringPrefixes = '"'; var opening = wordRegexp(openingKeywords); var middle = wordRegexp(middleKeywords); var closing = wordRegexp(endKeywords); var doubleClosing = wordRegexp(['end']); var doOpening = wordRegexp(['do']); var indentInfo = null; function indent(stream, state) { state.currentIndent++; } function dedent(stream, state) { state.currentIndent--; } // tokenizers function tokenBase(stream, state) { if (stream.eatSpace()) { return null; } var ch = stream.peek(); // Handle Comments if (ch === "'") { stream.skipToEnd(); return 'comment'; } // Handle Number Literals if (stream.match(/^((&H)|(&O))?[0-9\.a-f]/i, false)) { var floatLiteral = false; // Floats if (stream.match(/^\d*\.\d+F?/i)) { floatLiteral = true; } else if (stream.match(/^\d+\.\d*F?/)) { floatLiteral = true; } else if (stream.match(/^\.\d+F?/)) { floatLiteral = true; } if (floatLiteral) { // Float literals may be "imaginary" stream.eat(/J/i); return 'number'; } // Integers var intLiteral = false; // Hex if (stream.match(/^&H[0-9a-f]+/i)) { intLiteral = true; } // Octal else if (stream.match(/^&O[0-7]+/i)) { intLiteral = true; } // Decimal else if (stream.match(/^[1-9]\d*F?/)) { // Decimal literals may be "imaginary" stream.eat(/J/i); // TODO - Can you have imaginary longs? intLiteral = true; } // Zero by itself with no other piece of number. else if (stream.match(/^0(?![\dx])/i)) { intLiteral = true; } if (intLiteral) { // Integer literals may be "long" stream.eat(/L/i); 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; } if (stream.match(doubleOperators) || stream.match(singleOperators) || stream.match(wordOperators)) { return 'operator'; } if (stream.match(singleDelimiters)) { return null; } if (stream.match(doOpening)) { indent(stream,state); state.doInCurrentLine = true; return 'keyword'; } if (stream.match(opening)) { if (! state.doInCurrentLine) indent(stream,state); else state.doInCurrentLine = false; return 'keyword'; } if (stream.match(middle)) { return 'keyword'; } if (stream.match(doubleClosing)) { dedent(stream,state); dedent(stream,state); return 'keyword'; } if (stream.match(closing)) { dedent(stream,state); return 'keyword'; } if (stream.match(types)) { return 'keyword'; } if (stream.match(keywords)) { return 'keyword'; } if (stream.match(identifiers)) { return 'variable'; } // Handle non-detected items stream.next(); return ERRORCLASS; } function tokenStringFactory(delimiter) { var singleline = delimiter.length == 1; var OUTCLASS = 'string'; return function tokenString(stream, state) { while (!stream.eol()) { stream.eatWhile(/[^'"]/); if (stream.match(delimiter)) { state.tokenize = tokenBase; return OUTCLASS; } else { stream.eat(/['"]/); } } if (singleline) { if (parserConf.singleLineStringErrors) { return ERRORCLASS; } else { state.tokenize = tokenBase; } } return OUTCLASS; }; } function tokenLexer(stream, state) { var style = state.tokenize(stream, state); var current = stream.current(); // Handle '.' connected identifiers if (current === '.') { style = state.tokenize(stream, state); current = stream.current(); if (style === 'variable') { return 'variable'; } else { return ERRORCLASS; } } var delimiter_index = '[({'.indexOf(current); if (delimiter_index !== -1) { indent(stream, state ); } if (indentInfo === 'dedent') { if (dedent(stream, state)) { return ERRORCLASS; } } delimiter_index = '])}'.indexOf(current); if (delimiter_index !== -1) { if (dedent(stream, state)) { return ERRORCLASS; } } return style; } var external = { electricChars:"dDpPtTfFeE ", startState: function(basecolumn) { return { tokenize: tokenBase, lastToken: null, currentIndent: 0, nextLineIndent: 0, doInCurrentLine: false }; }, token: function(stream, state) { if (stream.sol()) { state.currentIndent += state.nextLineIndent; state.nextLineIndent = 0; state.doInCurrentLine = 0; } var style = tokenLexer(stream, state); state.lastToken = {style:style, content: stream.current()}; return style; }, indent: function(state, textAfter) { var trueText = textAfter.replace(/^\s+|\s+$/g, '') ; if (trueText.match(closing) || trueText.match(doubleClosing) || trueText.match(middle)) return conf.indentUnit*(state.currentIndent-1); if(state.currentIndent < 0) return 0; return state.currentIndent * conf.indentUnit; } }; return external; }); CodeMirror.defineMIME("text/x-vb", "vb");