jashkenas--coffeescript/lib/coffee-script/error.js

// Generated by CoffeeScript 1.6.1
(function() {
  var CompilerError, repeat,
    __hasProp = {}.hasOwnProperty,
    __extends = function(child, parent) { for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; };

  repeat = require('./helpers').repeat;

  exports.CompilerError = CompilerError = (function(_super) {

    __extends(CompilerError, _super);

    CompilerError.prototype.name = 'CompilerError';

    function CompilerError(message, startLine, startColumn, endLine, endColumn) {
      this.message = message;
      this.startLine = startLine;
      this.startColumn = startColumn;
      this.endLine = endLine != null ? endLine : this.startLine;
      this.endColumn = endColumn != null ? endColumn : this.startColumn;
      if (typeof Error.captureStackTrace === "function") {
        Error.captureStackTrace(this, CompilerError);
      }
    }

    CompilerError.fromLocationData = function(message, _arg) {
      var first_column, first_line, last_column, last_line;
      first_line = _arg.first_line, first_column = _arg.first_column, last_line = _arg.last_line, last_column = _arg.last_column;
      return new CompilerError(message, first_line, first_column, last_line, last_column);
    };

    CompilerError.prototype.prettyMessage = function(fileName, code, useColors) {
      var colorize, end, errorLine, marker, message, start;
      errorLine = code.split('\n')[this.startLine];
      start = this.startColumn;
      end = this.startLine === this.endLine ? this.endColumn + 1 : errorLine.length;
      marker = repeat(' ', start) + repeat('^', end - start);
      if (useColors) {
        colorize = function(str) {
          return "\x1B[1;31m" + str + "\x1B[0m";
        };
        errorLine = errorLine.slice(0, start) + colorize(errorLine.slice(start, end)) + errorLine.slice(end);
        marker = colorize(marker);
      }
      message = "" + fileName + ":" + (this.startLine + 1) + ":" + (this.startColumn + 1) + ": error: " + this.message + "\n" + errorLine + "\n" + marker;
      return message;
    };

    return CompilerError;

  })(Error);

}).call(this);