d1f8bd40
 Alexey Boroda
first commit
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// 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"));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
CodeMirror.defineMode("octave", function() {
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 expressionEnd = new RegExp("^[\\]\\)]");
var identifiers = new RegExp("^[_A-Za-z\xa1-\uffff][_A-Za-z0-9\xa1-\uffff]*");
var builtins = wordRegexp([
'error', 'eval', 'function', 'abs', 'acos', 'atan', 'asin', 'cos',
'cosh', 'exp', 'log', 'prod', 'sum', 'log10', 'max', 'min', 'sign', 'sin', 'sinh',
'sqrt', 'tan', 'reshape', 'break', 'zeros', 'default', 'margin', 'round', 'ones',
'rand', 'syn', 'ceil', 'floor', 'size', 'clear', 'zeros', 'eye', 'mean', 'std', 'cov',
'det', 'eig', 'inv', 'norm', 'rank', 'trace', 'expm', 'logm', 'sqrtm', 'linspace', 'plot',
'title', 'xlabel', 'ylabel', 'legend', 'text', 'grid', 'meshgrid', 'mesh', 'num2str',
'fft', 'ifft', 'arrayfun', 'cellfun', 'input', 'fliplr', 'flipud', 'ismember'
]);
var keywords = wordRegexp([
'return', 'case', 'switch', 'else', 'elseif', 'end', 'endif', 'endfunction',
'if', 'otherwise', 'do', 'for', 'while', 'try', 'catch', 'classdef', 'properties', 'events',
'methods', 'global', 'persistent', 'endfor', 'endwhile', 'printf', 'sprintf', 'disp', 'until',
'continue', 'pkg'
]);
// tokenizers
function tokenTranspose(stream, state) {
if (!stream.sol() && stream.peek() === '\'') {
stream.next();
state.tokenize = tokenBase;
return 'operator';
}
state.tokenize = tokenBase;
return tokenBase(stream, state);
}
function tokenComment(stream, state) {
if (stream.match(/^.*%}/)) {
state.tokenize = tokenBase;
return 'comment';
};
stream.skipToEnd();
return 'comment';
}
function tokenBase(stream, state) {
// whitespaces
if (stream.eatSpace()) return null;
// Handle one line Comments
if (stream.match('%{')){
state.tokenize = tokenComment;
stream.skipToEnd();
return 'comment';
}
if (stream.match(/^[%#]/)){
stream.skipToEnd();
return 'comment';
}
// Handle Number Literals
if (stream.match(/^[0-9\.+-]/, false)) {
if (stream.match(/^[+-]?0x[0-9a-fA-F]+[ij]?/)) {
stream.tokenize = tokenBase;
return 'number'; };
if (stream.match(/^[+-]?\d*\.\d+([EeDd][+-]?\d+)?[ij]?/)) { return 'number'; };
if (stream.match(/^[+-]?\d+([EeDd][+-]?\d+)?[ij]?/)) { return 'number'; };
}
if (stream.match(wordRegexp(['nan','NaN','inf','Inf']))) { return 'number'; };
// Handle Strings
if (stream.match(/^"([^"]|(""))*"/)) { return 'string'; } ;
if (stream.match(/^'([^']|(''))*'/)) { return 'string'; } ;
// Handle words
if (stream.match(keywords)) { return 'keyword'; } ;
if (stream.match(builtins)) { return 'builtin'; } ;
if (stream.match(identifiers)) { return 'variable'; } ;
if (stream.match(singleOperators) || stream.match(doubleOperators)) { return 'operator'; };
if (stream.match(singleDelimiters) || stream.match(doubleDelimiters) || stream.match(tripleDelimiters)) { return null; };
if (stream.match(expressionEnd)) {
state.tokenize = tokenTranspose;
return null;
};
// Handle non-detected items
stream.next();
return 'error';
};
return {
startState: function() {
return {
tokenize: tokenBase
};
},
token: function(stream, state) {
var style = state.tokenize(stream, state);
if (style === 'number' || style === 'variable'){
state.tokenize = tokenTranspose;
}
return style;
}
};
});
CodeMirror.defineMIME("text/x-octave", "octave");
});
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