diff --git a/index.js b/index.js index fda337d..fee0a0f 100644 --- a/index.js +++ b/index.js @@ -1,6 +1,13 @@ module.exports = function (ary, item) { - var i = -1, indexes = [] - while((i = ary.indexOf(item, i + 1)) !== -1) - indexes.push(i) - return indexes + if (ary.length === 0) { + return []; + } + + var i = -1, indexes = []; + + while ((i = ary.indexOf(item, i + 1)) !== -1) { + indexes.push(i); + } + + return indexes; } diff --git a/test.js b/test.js index 340e135..05e28c5 100644 --- a/test.js +++ b/test.js @@ -23,6 +23,13 @@ tape('indexes of - empty', function (t) { }) +tape('indexes of - empty array', function (t) { + var x = indexes([], 24) + t.deepEqual(x, []) + t.end() +}) + + tape('indexes of - all matches', function (t) { var x = indexes([8,8,8,8,8,8,8], 8) t.deepEqual(x, [0,1,2,3,4,5,6])