From b1e2c8fd5cb5dfa46bc440a12eafaf56cd844b1c Mon Sep 17 00:00:00 2001 From: Philipp Tanlak Date: Mon, 24 Nov 2025 20:54:57 +0100 Subject: Docs --- node_modules/@jridgewell/set-array/README.md | 37 ++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 node_modules/@jridgewell/set-array/README.md (limited to 'node_modules/@jridgewell/set-array/README.md') diff --git a/node_modules/@jridgewell/set-array/README.md b/node_modules/@jridgewell/set-array/README.md new file mode 100644 index 0000000..2ed155f --- /dev/null +++ b/node_modules/@jridgewell/set-array/README.md @@ -0,0 +1,37 @@ +# @jridgewell/set-array + +> Like a Set, but provides the index of the `key` in the backing array + +This is designed to allow synchronizing a second array with the contents of the backing array, like +how in a sourcemap `sourcesContent[i]` is the source content associated with `source[i]`, and there +are never duplicates. + +## Installation + +```sh +npm install @jridgewell/set-array +``` + +## Usage + +```js +import { SetArray, get, put, pop } from '@jridgewell/set-array'; + +const sa = new SetArray(); + +let index = put(sa, 'first'); +assert.strictEqual(index, 0); + +index = put(sa, 'second'); +assert.strictEqual(index, 1); + +assert.deepEqual(sa.array, [ 'first', 'second' ]); + +index = get(sa, 'first'); +assert.strictEqual(index, 0); + +pop(sa); +index = get(sa, 'second'); +assert.strictEqual(index, undefined); +assert.deepEqual(sa.array, [ 'first' ]); +``` -- cgit v1.2.3