aboutsummaryrefslogtreecommitdiff
path: root/node_modules/get-value/index.js
diff options
context:
space:
mode:
Diffstat (limited to 'node_modules/get-value/index.js')
-rw-r--r--node_modules/get-value/index.js50
1 files changed, 50 insertions, 0 deletions
diff --git a/node_modules/get-value/index.js b/node_modules/get-value/index.js
new file mode 100644
index 0000000..5879a88
--- /dev/null
+++ b/node_modules/get-value/index.js
@@ -0,0 +1,50 @@
+/*!
+ * get-value <https://github.com/jonschlinkert/get-value>
+ *
+ * Copyright (c) 2014-2015, Jon Schlinkert.
+ * Licensed under the MIT License.
+ */
+
+module.exports = function(obj, prop, a, b, c) {
+ if (!isObject(obj) || !prop) {
+ return obj;
+ }
+
+ prop = toString(prop);
+
+ // allowing for multiple properties to be passed as
+ // a string or array, but much faster (3-4x) than doing
+ // `[].slice.call(arguments)`
+ if (a) prop += '.' + toString(a);
+ if (b) prop += '.' + toString(b);
+ if (c) prop += '.' + toString(c);
+
+ if (prop in obj) {
+ return obj[prop];
+ }
+
+ var segs = prop.split('.');
+ var len = segs.length;
+ var i = -1;
+
+ while (obj && (++i < len)) {
+ var key = segs[i];
+ while (key[key.length - 1] === '\\') {
+ key = key.slice(0, -1) + '.' + segs[++i];
+ }
+ obj = obj[key];
+ }
+ return obj;
+};
+
+function isObject(val) {
+ return val !== null && (typeof val === 'object' || typeof val === 'function');
+}
+
+function toString(val) {
+ if (!val) return '';
+ if (Array.isArray(val)) {
+ return val.join('.');
+ }
+ return val;
+}