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9 | export type ReactComponentLike =
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10 | | string
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11 | | ((props: any, context?: any) => any)
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12 | | (new (props: any, context?: any) => any);
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13 |
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14 | export interface ReactElementLike {
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15 | type: ReactComponentLike;
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16 | props: any;
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17 | key: string | number | null;
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18 | }
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19 |
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20 | export interface ReactNodeArray extends Array<ReactNodeLike> {}
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21 |
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22 | export type ReactNodeLike =
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23 | | {}
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24 | | ReactElementLike
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25 | | ReactNodeArray
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26 | | string
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27 | | number
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28 | | boolean
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29 | | null
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30 | | undefined;
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31 |
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32 | export const nominalTypeHack: unique symbol;
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33 |
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34 | export type IsOptional<T> = undefined extends T ? true : false;
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35 |
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36 | export type RequiredKeys<V> = { [K in keyof V]-?: Exclude<V[K], undefined> extends Validator<infer T> ? IsOptional<T> extends true ? never : K : never }[keyof V];
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37 | export type OptionalKeys<V> = Exclude<keyof V, RequiredKeys<V>>;
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38 | export type InferPropsInner<V> = { [K in keyof V]-?: InferType<V[K]>; };
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39 |
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40 | export interface Validator<T> {
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41 | (props: { [key: string]: any }, propName: string, componentName: string, location: string, propFullName: string): Error | null;
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42 | [nominalTypeHack]?: {
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43 | type: T;
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44 | };
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45 | }
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46 |
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47 | export interface Requireable<T> extends Validator<T | undefined | null> {
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48 | isRequired: Validator<NonNullable<T>>;
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49 | }
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50 |
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51 | export type ValidationMap<T> = { [K in keyof T]?: Validator<T[K]> };
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52 |
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53 | export type InferType<V> = V extends Validator<infer T> ? T : any;
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54 | export type InferProps<V> =
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55 | & InferPropsInner<Pick<V, RequiredKeys<V>>>
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56 | & Partial<InferPropsInner<Pick<V, OptionalKeys<V>>>>;
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57 |
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58 | export const any: Requireable<any>;
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59 | export const array: Requireable<any[]>;
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60 | export const bool: Requireable<boolean>;
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61 | export const func: Requireable<(...args: any[]) => any>;
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62 | export const number: Requireable<number>;
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63 | export const object: Requireable<object>;
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64 | export const string: Requireable<string>;
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65 | export const node: Requireable<ReactNodeLike>;
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66 | export const element: Requireable<ReactElementLike>;
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67 | export const symbol: Requireable<symbol>;
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68 | export const elementType: Requireable<ReactComponentLike>;
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69 | export function instanceOf<T>(expectedClass: new (...args: any[]) => T): Requireable<T>;
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70 | export function oneOf<T>(types: ReadonlyArray<T>): Requireable<T>;
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71 | export function oneOfType<T extends Validator<any>>(types: T[]): Requireable<NonNullable<InferType<T>>>;
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72 | export function arrayOf<T>(type: Validator<T>): Requireable<T[]>;
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73 | export function objectOf<T>(type: Validator<T>): Requireable<{ [K in keyof any]: T; }>;
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74 | export function shape<P extends ValidationMap<any>>(type: P): Requireable<InferProps<P>>;
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75 | export function exact<P extends ValidationMap<any>>(type: P): Requireable<Required<InferProps<P>>>;
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86 |
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87 | export function checkPropTypes(typeSpecs: any, values: any, location: string, componentName: string, getStack?: () => any): void;
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88 |
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91 |
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92 | export function resetWarningCache(): void;
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