summaryrefslogtreecommitdiff
path: root/deps/npm/node_modules/cli-table2/node_modules/lodash/array/indexOf.js
diff options
context:
space:
mode:
Diffstat (limited to 'deps/npm/node_modules/cli-table2/node_modules/lodash/array/indexOf.js')
-rw-r--r--deps/npm/node_modules/cli-table2/node_modules/lodash/array/indexOf.js53
1 files changed, 53 insertions, 0 deletions
diff --git a/deps/npm/node_modules/cli-table2/node_modules/lodash/array/indexOf.js b/deps/npm/node_modules/cli-table2/node_modules/lodash/array/indexOf.js
new file mode 100644
index 0000000000..4cfc682319
--- /dev/null
+++ b/deps/npm/node_modules/cli-table2/node_modules/lodash/array/indexOf.js
@@ -0,0 +1,53 @@
+var baseIndexOf = require('../internal/baseIndexOf'),
+ binaryIndex = require('../internal/binaryIndex');
+
+/* Native method references for those with the same name as other `lodash` methods. */
+var nativeMax = Math.max;
+
+/**
+ * Gets the index at which the first occurrence of `value` is found in `array`
+ * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
+ * for equality comparisons. If `fromIndex` is negative, it's used as the offset
+ * from the end of `array`. If `array` is sorted providing `true` for `fromIndex`
+ * performs a faster binary search.
+ *
+ * @static
+ * @memberOf _
+ * @category Array
+ * @param {Array} array The array to search.
+ * @param {*} value The value to search for.
+ * @param {boolean|number} [fromIndex=0] The index to search from or `true`
+ * to perform a binary search on a sorted array.
+ * @returns {number} Returns the index of the matched value, else `-1`.
+ * @example
+ *
+ * _.indexOf([1, 2, 1, 2], 2);
+ * // => 1
+ *
+ * // using `fromIndex`
+ * _.indexOf([1, 2, 1, 2], 2, 2);
+ * // => 3
+ *
+ * // performing a binary search
+ * _.indexOf([1, 1, 2, 2], 2, true);
+ * // => 2
+ */
+function indexOf(array, value, fromIndex) {
+ var length = array ? array.length : 0;
+ if (!length) {
+ return -1;
+ }
+ if (typeof fromIndex == 'number') {
+ fromIndex = fromIndex < 0 ? nativeMax(length + fromIndex, 0) : fromIndex;
+ } else if (fromIndex) {
+ var index = binaryIndex(array, value);
+ if (index < length &&
+ (value === value ? (value === array[index]) : (array[index] !== array[index]))) {
+ return index;
+ }
+ return -1;
+ }
+ return baseIndexOf(array, value, fromIndex || 0);
+}
+
+module.exports = indexOf;