superpowers-game-ftext-plugin/codemirror-linters/jade-lint.js

Generic text asset for the Superpowers Game system of Superpowers, the extensible HTML5 2D+3D game engine.

// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE

// Depends on csonparser https://github.com/groupon/cson-parser

// declare global: csonparser

(function(mod) {
  if (typeof exports == "object" && typeof module == "object") // CommonJS
    mod(require("codemirror"));
  else if (typeof define == "function" && define.amd) // AMD
    define(["codemirror"], mod);
  else // Plain browser env
    mod(CodeMirror);
})(function(CodeMirror) {
"use strict";

CodeMirror.registerHelper("lint", "jade", function(text) {
  var found = [];
  jade.Lexer.prototype.textFail = function () {
    var tok;
    if (tok = this.scan(/^([^\.\n][^\n]+)/, 'text')) {
      console.warn('Warning: missing space before text for line ' + this.lineno +
          ' of jade file "' + this.filename + '"');
      found.push({from: CodeMirror.Pos(this.lineno-1, -1),
                to: CodeMirror.Pos(this.lineno-1, 999),
                severity: 'warning',
                message: "missing space before text"});
      return tok;
    }
  };

  try {
    jade.compile(text, {compileDebug: true})();
  } catch(e) {
    var msg = e.message;
    // get line
    var result = /Jade:([0-9]+)/.exec(msg);
    var line = -1;
    if (result != null)
      line = parseInt(result[1])-1;
    var lines = msg.split("\n");
    if (lines.length >= 2)
      msg = lines[lines.length-1]; 
    found.push({from: CodeMirror.Pos(line, -1),
                to: CodeMirror.Pos(line, 999),
                severity: 'error',
                message: msg});
  }
  return found;
});

});