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author | 2020-11-16 00:10:28 +0100 | |
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committer | 2020-11-16 00:10:28 +0100 | |
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diff --git a/node_modules/babel-plugin-transform-es2015-duplicate-keys/README.md b/node_modules/babel-plugin-transform-es2015-duplicate-keys/README.md new file mode 100644 index 0000000..aa502cc --- /dev/null +++ b/node_modules/babel-plugin-transform-es2015-duplicate-keys/README.md @@ -0,0 +1,61 @@ +# babel-plugin-transform-es2015-duplicate-keys + +> Compile objects with duplicate keys to valid strict ES5. + +This plugin actually converts duplicate keys in objects to be computed properties, which then must be handled by the [transform-es2015-computed-properties](http://babeljs.io/docs/plugins/transform-es2015-computed-properties) plugin. The final result won't contain any object literals with duplicate keys. + +## Example + +**In** + +```javascript +var x = { a: 5, a: 6 }; +var y = { + get a() {}, + set a(x) {}, + a: 3 +}; +``` + +**Out** + +```javascript +var x = { a: 5, ["a"]: 6 }; +var y = { + get a() {}, + set a(x) {}, + ["a"]: 3 +}; +``` + +## Installation + +```sh +npm install --save-dev babel-plugin-transform-es2015-duplicate-keys +``` + +## Usage + +### Via `.babelrc` (Recommended) + +**.babelrc** + +```json +{ + "plugins": ["transform-es2015-duplicate-keys"] +} +``` + +### Via CLI + +```sh +babel --plugins transform-es2015-duplicate-keys script.js +``` + +### Via Node API + +```javascript +require("babel-core").transform("code", { + plugins: ["transform-es2015-duplicate-keys"] +}); +``` |