coffee-coverage/lib/utils/codeUtils.js

Istanbul and JSCoverage-style instrumentation for CoffeeScript files.

// Generated by CoffeeScript 2.3.2
(function() {
  // Takes the contents of a file and returns an array of lines.
  // `source` is a string containing an entire file.
  exports.fileToLines = function(source) {
    var dataWithFixedLfs;
    dataWithFixedLfs = source.replace(/\r\n/g, '\n').replace(/\r/g, '\n');
    return dataWithFixedLfs.split("\n");
  };

  // Where `a` and `b` are `{line, column}` objects, return -1 if a < b, 0 if a == b, 1 is a > b.
  exports.compareLocations = function(a, b) {
    if (a.line < b.line) {
      return -1;
    } else if (a.line > b.line) {
      return 1;
    } else if (a.column < b.column) {
      return -1;
    } else if (a.column > b.column) {
      return 1;
    } else {
      return 0;
    }
  };

  // Given an array of `{line, column}` objects, returns the one that occurs earliest in the document.
  exports.minLocation = function(locations) {
    var min;
    if (!locations || locations.length === 0) {
      return null;
    }
    min = locations[0];
    locations.forEach(function(loc) {
      if (exports.compareLocations(loc, min) < 0) {
        return min = loc;
      }
    });
    return min;
  };

}).call(this);