File modules/editor/codemirror/mode/octave/octave.js

Last commit: Sun Dec 17 01:14:09 2017 +0100	Jan Dankert	Integration eines weiteren Code-Editors: Codemirror. Demnächst müssen wir hier mal aufräumen und andere Editoren rauswerfen.


     1 // CodeMirror, copyright (c) by Marijn Haverbeke and others
     2 // Distributed under an MIT license: http://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("octave", function() {
    15   function wordRegexp(words) {
    16     return new RegExp("^((" + words.join(")|(") + "))\\b");
    17   }
    18 
    19   var singleOperators = new RegExp("^[\\+\\-\\*/&|\\^~<>!@'\\\\]");
    20   var singleDelimiters = new RegExp('^[\\(\\[\\{\\},:=;]');
    21   var doubleOperators = new RegExp("^((==)|(~=)|(<=)|(>=)|(<<)|(>>)|(\\.[\\+\\-\\*/\\^\\\\]))");
    22   var doubleDelimiters = new RegExp("^((!=)|(\\+=)|(\\-=)|(\\*=)|(/=)|(&=)|(\\|=)|(\\^=))");
    23   var tripleDelimiters = new RegExp("^((>>=)|(<<=))");
    24   var expressionEnd = new RegExp("^[\\]\\)]");
    25   var identifiers = new RegExp("^[_A-Za-z\xa1-\uffff][_A-Za-z0-9\xa1-\uffff]*");
    26 
    27   var builtins = wordRegexp([
    28     'error', 'eval', 'function', 'abs', 'acos', 'atan', 'asin', 'cos',
    29     'cosh', 'exp', 'log', 'prod', 'sum', 'log10', 'max', 'min', 'sign', 'sin', 'sinh',
    30     'sqrt', 'tan', 'reshape', 'break', 'zeros', 'default', 'margin', 'round', 'ones',
    31     'rand', 'syn', 'ceil', 'floor', 'size', 'clear', 'zeros', 'eye', 'mean', 'std', 'cov',
    32     'det', 'eig', 'inv', 'norm', 'rank', 'trace', 'expm', 'logm', 'sqrtm', 'linspace', 'plot',
    33     'title', 'xlabel', 'ylabel', 'legend', 'text', 'grid', 'meshgrid', 'mesh', 'num2str',
    34     'fft', 'ifft', 'arrayfun', 'cellfun', 'input', 'fliplr', 'flipud', 'ismember'
    35   ]);
    36 
    37   var keywords = wordRegexp([
    38     'return', 'case', 'switch', 'else', 'elseif', 'end', 'endif', 'endfunction',
    39     'if', 'otherwise', 'do', 'for', 'while', 'try', 'catch', 'classdef', 'properties', 'events',
    40     'methods', 'global', 'persistent', 'endfor', 'endwhile', 'printf', 'sprintf', 'disp', 'until',
    41     'continue', 'pkg'
    42   ]);
    43 
    44 
    45   // tokenizers
    46   function tokenTranspose(stream, state) {
    47     if (!stream.sol() && stream.peek() === '\'') {
    48       stream.next();
    49       state.tokenize = tokenBase;
    50       return 'operator';
    51     }
    52     state.tokenize = tokenBase;
    53     return tokenBase(stream, state);
    54   }
    55 
    56 
    57   function tokenComment(stream, state) {
    58     if (stream.match(/^.*%}/)) {
    59       state.tokenize = tokenBase;
    60       return 'comment';
    61     };
    62     stream.skipToEnd();
    63     return 'comment';
    64   }
    65 
    66   function tokenBase(stream, state) {
    67     // whitespaces
    68     if (stream.eatSpace()) return null;
    69 
    70     // Handle one line Comments
    71     if (stream.match('%{')){
    72       state.tokenize = tokenComment;
    73       stream.skipToEnd();
    74       return 'comment';
    75     }
    76 
    77     if (stream.match(/^[%#]/)){
    78       stream.skipToEnd();
    79       return 'comment';
    80     }
    81 
    82     // Handle Number Literals
    83     if (stream.match(/^[0-9\.+-]/, false)) {
    84       if (stream.match(/^[+-]?0x[0-9a-fA-F]+[ij]?/)) {
    85         stream.tokenize = tokenBase;
    86         return 'number'; };
    87       if (stream.match(/^[+-]?\d*\.\d+([EeDd][+-]?\d+)?[ij]?/)) { return 'number'; };
    88       if (stream.match(/^[+-]?\d+([EeDd][+-]?\d+)?[ij]?/)) { return 'number'; };
    89     }
    90     if (stream.match(wordRegexp(['nan','NaN','inf','Inf']))) { return 'number'; };
    91 
    92     // Handle Strings
    93     var m = stream.match(/^"(?:[^"]|"")*("|$)/) || stream.match(/^'(?:[^']|'')*('|$)/)
    94     if (m) { return m[1] ? 'string' : "string error"; }
    95 
    96     // Handle words
    97     if (stream.match(keywords)) { return 'keyword'; } ;
    98     if (stream.match(builtins)) { return 'builtin'; } ;
    99     if (stream.match(identifiers)) { return 'variable'; } ;
   100 
   101     if (stream.match(singleOperators) || stream.match(doubleOperators)) { return 'operator'; };
   102     if (stream.match(singleDelimiters) || stream.match(doubleDelimiters) || stream.match(tripleDelimiters)) { return null; };
   103 
   104     if (stream.match(expressionEnd)) {
   105       state.tokenize = tokenTranspose;
   106       return null;
   107     };
   108 
   109 
   110     // Handle non-detected items
   111     stream.next();
   112     return 'error';
   113   };
   114 
   115 
   116   return {
   117     startState: function() {
   118       return {
   119         tokenize: tokenBase
   120       };
   121     },
   122 
   123     token: function(stream, state) {
   124       var style = state.tokenize(stream, state);
   125       if (style === 'number' || style === 'variable'){
   126         state.tokenize = tokenTranspose;
   127       }
   128       return style;
   129     },
   130 
   131     lineComment: '%',
   132 
   133     fold: 'indent'
   134   };
   135 });
   136 
   137 CodeMirror.defineMIME("text/x-octave", "octave");
   138 
   139 });



Download modules/editor/codemirror/mode/octave/octave.js


History
Sun, 17 Dec 2017 01:14:09 +0100	Jan Dankert	Integration eines weiteren Code-Editors: Codemirror. Demnächst müssen wir hier mal aufräumen und andere Editoren rauswerfen.