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lib/Farabi/files/public/assets/codemirror/mode/octave/octave.js  view on Meta::CPAN

    '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");

});