summaryrefslogtreecommitdiff
path: root/tools/eslint/node_modules/js-yaml/node_modules/argparse/node_modules/lodash/function/negate.js
diff options
context:
space:
mode:
Diffstat (limited to 'tools/eslint/node_modules/js-yaml/node_modules/argparse/node_modules/lodash/function/negate.js')
-rw-r--r--tools/eslint/node_modules/js-yaml/node_modules/argparse/node_modules/lodash/function/negate.js32
1 files changed, 32 insertions, 0 deletions
diff --git a/tools/eslint/node_modules/js-yaml/node_modules/argparse/node_modules/lodash/function/negate.js b/tools/eslint/node_modules/js-yaml/node_modules/argparse/node_modules/lodash/function/negate.js
new file mode 100644
index 0000000000..82479390ad
--- /dev/null
+++ b/tools/eslint/node_modules/js-yaml/node_modules/argparse/node_modules/lodash/function/negate.js
@@ -0,0 +1,32 @@
+/** Used as the `TypeError` message for "Functions" methods. */
+var FUNC_ERROR_TEXT = 'Expected a function';
+
+/**
+ * Creates a function that negates the result of the predicate `func`. The
+ * `func` predicate is invoked with the `this` binding and arguments of the
+ * created function.
+ *
+ * @static
+ * @memberOf _
+ * @category Function
+ * @param {Function} predicate The predicate to negate.
+ * @returns {Function} Returns the new function.
+ * @example
+ *
+ * function isEven(n) {
+ * return n % 2 == 0;
+ * }
+ *
+ * _.filter([1, 2, 3, 4, 5, 6], _.negate(isEven));
+ * // => [1, 3, 5]
+ */
+function negate(predicate) {
+ if (typeof predicate != 'function') {
+ throw new TypeError(FUNC_ERROR_TEXT);
+ }
+ return function() {
+ return !predicate.apply(this, arguments);
+ };
+}
+
+module.exports = negate;