diff options
Diffstat (limited to 'help3/xhpeditor/cm/mode/octave/octave.js')
-rw-r--r-- | help3/xhpeditor/cm/mode/octave/octave.js | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/help3/xhpeditor/cm/mode/octave/octave.js b/help3/xhpeditor/cm/mode/octave/octave.js new file mode 100644 index 00000000..33a03368 --- /dev/null +++ b/help3/xhpeditor/cm/mode/octave/octave.js @@ -0,0 +1,139 @@ +// CodeMirror, copyright (c) by Marijn Haverbeke and others +// Distributed under an MIT license: https://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 + var m = stream.match(/^"(?:[^"]|"")*("|$)/) || stream.match(/^'(?:[^']|'')*('|$)/) + if (m) { return m[1] ? 'string' : "string error"; } + + // 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; + }, + + lineComment: '%', + + fold: 'indent' + }; +}); + +CodeMirror.defineMIME("text/x-octave", "octave"); + +}); |