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authorSam Wilkins <samwilkins333@gmail.com>2020-05-15 00:03:41 -0700
committerSam Wilkins <samwilkins333@gmail.com>2020-05-15 00:03:41 -0700
commit2b79008596351f6948d8de80c7887446d97b068c (patch)
tree7f393199bf780936cee1427c07c64bd2745fa3f9 /src/new_fields/Types.ts
parentb9440e34d89b28acacdd6eed2cda39cd2a1d8c46 (diff)
renamed new_fields to fields
Diffstat (limited to 'src/new_fields/Types.ts')
-rw-r--r--src/new_fields/Types.ts108
1 files changed, 0 insertions, 108 deletions
diff --git a/src/new_fields/Types.ts b/src/new_fields/Types.ts
deleted file mode 100644
index 3d784448d..000000000
--- a/src/new_fields/Types.ts
+++ /dev/null
@@ -1,108 +0,0 @@
-import { Field, Opt, FieldResult, Doc } from "./Doc";
-import { List } from "./List";
-import { RefField } from "./RefField";
-import { DateField } from "./DateField";
-import { ScriptField } from "./ScriptField";
-
-export type ToType<T extends InterfaceValue> =
- T extends "string" ? string :
- T extends "number" ? number :
- T extends "boolean" ? boolean :
- T extends ListSpec<infer U> ? List<U> :
- // T extends { new(...args: any[]): infer R } ? (R | Promise<R>) : never;
- T extends DefaultFieldConstructor<infer _U> ? never :
- T extends { new(...args: any[]): List<Field> } ? never :
- T extends { new(...args: any[]): infer R } ? R :
- T extends (doc?: Doc) => infer R ? R : never;
-
-export type ToConstructor<T extends Field> =
- T extends string ? "string" :
- T extends number ? "number" :
- T extends boolean ? "boolean" :
- T extends List<infer U> ? ListSpec<U> :
- new (...args: any[]) => T;
-
-export type ToInterface<T extends Interface> = {
- [P in Exclude<keyof T, "proto">]: T[P] extends DefaultFieldConstructor<infer F> ? Exclude<FieldResult<F>, undefined> : FieldResult<ToType<T[P]>>;
-};
-
-// type ListSpec<T extends Field[]> = { List: ToContructor<Head<T>> | ListSpec<Tail<T>> };
-export type ListSpec<T extends Field> = { List: ToConstructor<T> };
-
-export type DefaultFieldConstructor<T extends Field> = {
- type: ToConstructor<T>,
- defaultVal: T
-};
-
-// type ListType<U extends Field[]> = { 0: List<ListType<Tail<U>>>, 1: ToType<Head<U>> }[HasTail<U> extends true ? 0 : 1];
-
-export type Head<T extends any[]> = T extends [any, ...any[]] ? T[0] : never;
-export type Tail<T extends any[]> =
- ((...t: T) => any) extends ((_: any, ...tail: infer TT) => any) ? TT : [];
-export type HasTail<T extends any[]> = T extends ([] | [any]) ? false : true;
-
-export type InterfaceValue = ToConstructor<Field> | ListSpec<Field> | DefaultFieldConstructor<Field> | ((doc?: Doc) => any);
-//TODO Allow you to optionally specify default values for schemas, which should then make that field not be partial
-export interface Interface {
- [key: string]: InterfaceValue;
- // [key: string]: ToConstructor<Field> | ListSpec<Field[]>;
-}
-export type WithoutRefField<T extends Field> = T extends RefField ? never : T;
-
-export type CastCtor = ToConstructor<Field> | ListSpec<Field>;
-
-export function Cast<T extends CastCtor>(field: FieldResult, ctor: T): FieldResult<ToType<T>>;
-export function Cast<T extends CastCtor>(field: FieldResult, ctor: T, defaultVal: WithoutList<WithoutRefField<ToType<T>>> | null): WithoutList<ToType<T>>;
-export function Cast<T extends CastCtor>(field: FieldResult, ctor: T, defaultVal?: ToType<T> | null): FieldResult<ToType<T>> | undefined {
- if (field instanceof Promise) {
- return defaultVal === undefined ? field.then(f => Cast(f, ctor) as any) as any : defaultVal === null ? undefined : defaultVal;
- }
- if (field !== undefined && !(field instanceof Promise)) {
- if (typeof ctor === "string") {
- if (typeof field === ctor) {
- return field as ToType<T>;
- }
- } else if (typeof ctor === "object") {
- if (field instanceof List) {
- return field as any;
- }
- } else if (field instanceof (ctor as any)) {
- return field as ToType<T>;
- }
- }
- return defaultVal === null ? undefined : defaultVal;
-}
-
-export function NumCast(field: FieldResult, defaultVal: number | null = 0) {
- return Cast(field, "number", defaultVal);
-}
-
-export function StrCast(field: FieldResult, defaultVal: string | null = "") {
- return Cast(field, "string", defaultVal);
-}
-
-export function BoolCast(field: FieldResult, defaultVal: boolean | null = false) {
- return Cast(field, "boolean", defaultVal);
-}
-export function DateCast(field: FieldResult) {
- return Cast(field, DateField, null);
-}
-
-export function ScriptCast(field: FieldResult, defaultVal: ScriptField | null = null) {
- return Cast(field, ScriptField, defaultVal);
-}
-
-type WithoutList<T extends Field> = T extends List<infer R> ? (R extends RefField ? (R | Promise<R>)[] : R[]) : T;
-
-export function FieldValue<T extends Field, U extends WithoutList<T>>(field: FieldResult<T>, defaultValue: U): WithoutList<T>;
-export function FieldValue<T extends Field>(field: FieldResult<T>): Opt<T>;
-export function FieldValue<T extends Field>(field: FieldResult<T>, defaultValue?: T): Opt<T> {
- return (field instanceof Promise || field === undefined) ? defaultValue : field;
-}
-
-export interface PromiseLike<T> {
- then(callback: (field: Opt<T>) => void): void;
-}
-export function PromiseValue<T extends Field>(field: FieldResult<T>): PromiseLike<Opt<T>> {
- return field instanceof Promise ? field : { then(cb: ((field: Opt<T>) => void)) { return cb(field); } };
-} \ No newline at end of file