Remove unused |PEG.ArrayUtils.range| utility function

lib/compiler.js

@@ -37,20 +37,6 @@ PEG.GrammarError.prototype = Error.prototype;
 /* Array manipulation utility functions. */
 
 PEG.ArrayUtils = {
-  /* Like Python's |range|, but without |step|. */
-  range: function(start, stop) {
-    if (stop === undefined) {
-      stop = start;
-      start = 0;
-    }
-
-    var result = new Array(Math.max(0, stop - start));
-    for (var i = 0, j = start; j < stop; i++, j++) {
-      result[i] = j;
-    }
-    return result;
-  },
-
   /*
    * The code needs to be in sync with the code template in the compilation
    * function for "action" nodes.

test/compiler-test.js

@@ -61,21 +61,6 @@ global.doesNotParseWithPos = function(parser, input, line, column) {
 
 module("PEG.ArrayUtils");
 
-test("range", function() {
-  deepEqual(PEG.ArrayUtils.range(-1), []);
-  deepEqual(PEG.ArrayUtils.range(0), []);
-  deepEqual(PEG.ArrayUtils.range(1), [0]);
-  deepEqual(PEG.ArrayUtils.range(2), [0, 1]);
-  deepEqual(PEG.ArrayUtils.range(3), [0, 1, 2]);
-
-  deepEqual(PEG.ArrayUtils.range(0, -1), []);
-  deepEqual(PEG.ArrayUtils.range(0, 0), []);
-  deepEqual(PEG.ArrayUtils.range(0, 1), [0]);
-  deepEqual(PEG.ArrayUtils.range(0, 2), [0, 1]);
-  deepEqual(PEG.ArrayUtils.range(0, 3), [0, 1, 2]);
-  deepEqual(PEG.ArrayUtils.range(-3, 0), [-3, -2, -1]);
-});
-
 test("contains", function() {
   ok(!PEG.ArrayUtils.contains([], 42));