diff options
| author | Florian Dold <florian.dold@gmail.com> | 2017-05-03 15:35:00 +0200 |
|---|---|---|
| committer | Florian Dold <florian.dold@gmail.com> | 2017-05-03 15:35:00 +0200 |
| commit | de98e0b232509d5f40c135d540a70e415272ff85 (patch) | |
| tree | a79222a5b58484ab3b80d18efcaaa7ccc4769b33 /node_modules/webpack/lib/OptionsDefaulter.js | |
| parent | e0c9d480a73fa629c1e4a47d3e721f1d2d345406 (diff) | |
node_modules
Diffstat (limited to 'node_modules/webpack/lib/OptionsDefaulter.js')
| -rw-r--r-- | node_modules/webpack/lib/OptionsDefaulter.js | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/node_modules/webpack/lib/OptionsDefaulter.js b/node_modules/webpack/lib/OptionsDefaulter.js new file mode 100644 index 000000000..f9bd0c00b --- /dev/null +++ b/node_modules/webpack/lib/OptionsDefaulter.js @@ -0,0 +1,71 @@ +/*
+ MIT License http://www.opensource.org/licenses/mit-license.php
+ Author Tobias Koppers @sokra
+*/
+"use strict";
+
+function getProperty(obj, name) {
+ name = name.split(".");
+ for(var i = 0; i < name.length - 1; i++) {
+ obj = obj[name[i]];
+ if(typeof obj !== "object" || !obj) return;
+ }
+ return obj[name.pop()];
+}
+
+function setProperty(obj, name, value) {
+ name = name.split(".");
+ for(var i = 0; i < name.length - 1; i++) {
+ if(typeof obj[name[i]] !== "object" && typeof obj[name[i]] !== "undefined") return;
+ if(!obj[name[i]]) obj[name[i]] = {};
+ obj = obj[name[i]];
+ }
+ obj[name.pop()] = value;
+}
+
+class OptionsDefaulter {
+ constructor() {
+ this.defaults = {};
+ this.config = {};
+ }
+
+ process(options) {
+ for(let name in this.defaults) {
+ switch(this.config[name]) {
+ case undefined:
+ if(getProperty(options, name) === undefined)
+ setProperty(options, name, this.defaults[name]);
+ break;
+ case "call":
+ setProperty(options, name, this.defaults[name].call(this, getProperty(options, name), options), options);
+ break;
+ case "make":
+ if(getProperty(options, name) === undefined)
+ setProperty(options, name, this.defaults[name].call(this, options), options);
+ break;
+ case "append":
+ {
+ let oldValue = getProperty(options, name);
+ if(!Array.isArray(oldValue)) oldValue = [];
+ oldValue.push.apply(oldValue, this.defaults[name]);
+ setProperty(options, name, oldValue);
+ break;
+ }
+ default:
+ throw new Error("OptionsDefaulter cannot process " + this.config[name]);
+ }
+ }
+ }
+
+ set(name, config, def) {
+ if(arguments.length === 3) {
+ this.defaults[name] = def;
+ this.config[name] = config;
+ } else {
+ this.defaults[name] = config;
+ delete this.config[name];
+ }
+ }
+}
+
+module.exports = OptionsDefaulter;
|