summaryrefslogtreecommitdiffstats
path: root/dist/js/lib/mergedeep.js
diff options
context:
space:
mode:
authorsijanec <sijanecantonluka@gmail.com>2020-05-17 00:13:40 +0200
committersijanec <sijanecantonluka@gmail.com>2020-05-17 00:13:40 +0200
commitfc66b376cb3a2c73843cc882d500cfd743c0790e (patch)
treec94ab426742180e88100629102fa7c21eb820a58 /dist/js/lib/mergedeep.js
parentHandlers moved from HTML to JS (diff)
downloadbeziapp-fc66b376cb3a2c73843cc882d500cfd743c0790e.tar
beziapp-fc66b376cb3a2c73843cc882d500cfd743c0790e.tar.gz
beziapp-fc66b376cb3a2c73843cc882d500cfd743c0790e.tar.bz2
beziapp-fc66b376cb3a2c73843cc882d500cfd743c0790e.tar.lz
beziapp-fc66b376cb3a2c73843cc882d500cfd743c0790e.tar.xz
beziapp-fc66b376cb3a2c73843cc882d500cfd743c0790e.tar.zst
beziapp-fc66b376cb3a2c73843cc882d500cfd743c0790e.zip
Diffstat (limited to '')
-rw-r--r--dist/js/lib/mergedeep.js31
1 files changed, 31 insertions, 0 deletions
diff --git a/dist/js/lib/mergedeep.js b/dist/js/lib/mergedeep.js
new file mode 100644
index 0000000..a56aa1d
--- /dev/null
+++ b/dist/js/lib/mergedeep.js
@@ -0,0 +1,31 @@
+// https://stackoverflow.com/questions/27936772/how-to-deep-merge-instead-of-shallow-merge
+/**
+ * Simple object check.
+ * @param item
+ * @returns {boolean}
+ */
+function isObject(item) {
+ return (item && typeof item === 'object' && !Array.isArray(item));
+}
+
+/**
+ * Deep merge two objects.
+ * @param target
+ * @param ...sources
+ */
+function mergeDeep(target, ...sources) {
+ if (!sources.length) return target;
+ const source = sources.shift();
+
+ if (isObject(target) && isObject(source)) {
+ for (const key in source) {
+ if (isObject(source[key])) {
+ if (!target[key]) Object.assign(target, { [key]: {} });
+ mergeDeep(target[key], source[key]);
+ } else {
+ Object.assign(target, { [key]: source[key] });
+ }
+ }
+ }
+ return mergeDeep(target, ...sources);
+}