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Diffstat (limited to 'client/node_modules/type-fest/source/readonly-deep.d.ts')
-rw-r--r-- | client/node_modules/type-fest/source/readonly-deep.d.ts | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/client/node_modules/type-fest/source/readonly-deep.d.ts b/client/node_modules/type-fest/source/readonly-deep.d.ts deleted file mode 100644 index b8c04de..0000000 --- a/client/node_modules/type-fest/source/readonly-deep.d.ts +++ /dev/null @@ -1,59 +0,0 @@ -import {Primitive} from './basic'; - -/** -Convert `object`s, `Map`s, `Set`s, and `Array`s and all of their keys/elements into immutable structures recursively. - -This is useful when a deeply nested structure needs to be exposed as completely immutable, for example, an imported JSON module or when receiving an API response that is passed around. - -Please upvote [this issue](https://github.com/microsoft/TypeScript/issues/13923) if you want to have this type as a built-in in TypeScript. - -@example -``` -// data.json -{ - "foo": ["bar"] -} - -// main.ts -import {ReadonlyDeep} from 'type-fest'; -import dataJson = require('./data.json'); - -const data: ReadonlyDeep<typeof dataJson> = dataJson; - -export default data; - -// test.ts -import data from './main'; - -data.foo.push('bar'); -//=> error TS2339: Property 'push' does not exist on type 'readonly string[]' -``` -*/ -export type ReadonlyDeep<T> = T extends Primitive | ((...arguments: any[]) => unknown) - ? T - : T extends ReadonlyMap<infer KeyType, infer ValueType> - ? ReadonlyMapDeep<KeyType, ValueType> - : T extends ReadonlySet<infer ItemType> - ? ReadonlySetDeep<ItemType> - : T extends object - ? ReadonlyObjectDeep<T> - : unknown; - -/** -Same as `ReadonlyDeep`, but accepts only `ReadonlyMap`s as inputs. Internal helper for `ReadonlyDeep`. -*/ -interface ReadonlyMapDeep<KeyType, ValueType> - extends ReadonlyMap<ReadonlyDeep<KeyType>, ReadonlyDeep<ValueType>> {} - -/** -Same as `ReadonlyDeep`, but accepts only `ReadonlySet`s as inputs. Internal helper for `ReadonlyDeep`. -*/ -interface ReadonlySetDeep<ItemType> - extends ReadonlySet<ReadonlyDeep<ItemType>> {} - -/** -Same as `ReadonlyDeep`, but accepts only `object`s as inputs. Internal helper for `ReadonlyDeep`. -*/ -type ReadonlyObjectDeep<ObjectType extends object> = { - readonly [KeyType in keyof ObjectType]: ReadonlyDeep<ObjectType[KeyType]> -}; |