summaryrefslogtreecommitdiff
path: root/school/node_modules/lodash/_shortOut.js
diff options
context:
space:
mode:
authorMinteck <contact@minteck.org>2023-01-10 14:54:04 +0100
committerMinteck <contact@minteck.org>2023-01-10 14:54:04 +0100
commit99c1d9af689e5325f3cf535c4007b3aeb8325229 (patch)
treee663b3c2ebdbd67c818ac0c5147f0ce1d2463cda /school/node_modules/lodash/_shortOut.js
parent9871b03912fc28ad38b4037ebf26a78aa937baba (diff)
downloadpluralconnect-99c1d9af689e5325f3cf535c4007b3aeb8325229.tar.gz
pluralconnect-99c1d9af689e5325f3cf535c4007b3aeb8325229.tar.bz2
pluralconnect-99c1d9af689e5325f3cf535c4007b3aeb8325229.zip
Update - This is an automated commit
Diffstat (limited to 'school/node_modules/lodash/_shortOut.js')
-rw-r--r--school/node_modules/lodash/_shortOut.js37
1 files changed, 37 insertions, 0 deletions
diff --git a/school/node_modules/lodash/_shortOut.js b/school/node_modules/lodash/_shortOut.js
new file mode 100644
index 0000000..3300a07
--- /dev/null
+++ b/school/node_modules/lodash/_shortOut.js
@@ -0,0 +1,37 @@
+/** Used to detect hot functions by number of calls within a span of milliseconds. */
+var HOT_COUNT = 800,
+ HOT_SPAN = 16;
+
+/* Built-in method references for those with the same name as other `lodash` methods. */
+var nativeNow = Date.now;
+
+/**
+ * Creates a function that'll short out and invoke `identity` instead
+ * of `func` when it's called `HOT_COUNT` or more times in `HOT_SPAN`
+ * milliseconds.
+ *
+ * @private
+ * @param {Function} func The function to restrict.
+ * @returns {Function} Returns the new shortable function.
+ */
+function shortOut(func) {
+ var count = 0,
+ lastCalled = 0;
+
+ return function() {
+ var stamp = nativeNow(),
+ remaining = HOT_SPAN - (stamp - lastCalled);
+
+ lastCalled = stamp;
+ if (remaining > 0) {
+ if (++count >= HOT_COUNT) {
+ return arguments[0];
+ }
+ } else {
+ count = 0;
+ }
+ return func.apply(undefined, arguments);
+ };
+}
+
+module.exports = shortOut;