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| author | littleblack111 <littleblack11111@gmail.com> | 2024-05-14 14:05:49 +0800 |
|---|---|---|
| committer | littleblack111 <littleblack11111@gmail.com> | 2024-05-14 14:05:49 +0800 |
| commit | 06823fbf1c2e763a5bf76c3990ca98fbbcd98691 (patch) | |
| tree | 4280bece3888d12a022093bf1a9cd1b049393602 /node_modules/@jridgewell/set-array/dist/set-array.mjs | |
| parent | 1368909b3cd552dbb0d12d5863c597f5be46177d (diff) | |
updated node_modules
Diffstat (limited to 'node_modules/@jridgewell/set-array/dist/set-array.mjs')
| -rw-r--r-- | node_modules/@jridgewell/set-array/dist/set-array.mjs | 85 |
1 files changed, 53 insertions, 32 deletions
diff --git a/node_modules/@jridgewell/set-array/dist/set-array.mjs b/node_modules/@jridgewell/set-array/dist/set-array.mjs index b7f1a9cc..8a2d60b8 100644 --- a/node_modules/@jridgewell/set-array/dist/set-array.mjs +++ b/node_modules/@jridgewell/set-array/dist/set-array.mjs @@ -1,17 +1,4 @@ /** - * Gets the index associated with `key` in the backing array, if it is already present. - */ -let get; -/** - * Puts `key` into the backing array, if it is not already present. Returns - * the index of the `key` in the backing array. - */ -let put; -/** - * Pops the last added item out of the SetArray. - */ -let pop; -/** * SetArray acts like a `Set` (allowing only one occurrence of a string `key`), but provides the * index of the `key` in the backing array. * @@ -25,24 +12,58 @@ class SetArray { this.array = []; } } -(() => { - get = (strarr, key) => strarr._indexes[key]; - put = (strarr, key) => { - // The key may or may not be present. If it is present, it's a number. - const index = get(strarr, key); - if (index !== undefined) - return index; - const { array, _indexes: indexes } = strarr; - return (indexes[key] = array.push(key) - 1); - }; - pop = (strarr) => { - const { array, _indexes: indexes } = strarr; - if (array.length === 0) - return; - const last = array.pop(); - indexes[last] = undefined; - }; -})(); +/** + * Typescript doesn't allow friend access to private fields, so this just casts the set into a type + * with public access modifiers. + */ +function cast(set) { + return set; +} +/** + * Gets the index associated with `key` in the backing array, if it is already present. + */ +function get(setarr, key) { + return cast(setarr)._indexes[key]; +} +/** + * Puts `key` into the backing array, if it is not already present. Returns + * the index of the `key` in the backing array. + */ +function put(setarr, key) { + // The key may or may not be present. If it is present, it's a number. + const index = get(setarr, key); + if (index !== undefined) + return index; + const { array, _indexes: indexes } = cast(setarr); + const length = array.push(key); + return (indexes[key] = length - 1); +} +/** + * Pops the last added item out of the SetArray. + */ +function pop(setarr) { + const { array, _indexes: indexes } = cast(setarr); + if (array.length === 0) + return; + const last = array.pop(); + indexes[last] = undefined; +} +/** + * Removes the key, if it exists in the set. + */ +function remove(setarr, key) { + const index = get(setarr, key); + if (index === undefined) + return; + const { array, _indexes: indexes } = cast(setarr); + for (let i = index + 1; i < array.length; i++) { + const k = array[i]; + array[i - 1] = k; + indexes[k]--; + } + indexes[key] = undefined; + array.pop(); +} -export { SetArray, get, pop, put }; +export { SetArray, get, pop, put, remove }; //# sourceMappingURL=set-array.mjs.map |
