react-native-unistyles
Version:
Level up your React Native StyleSheet
29 lines • 2.22 kB
TypeScript
import type { ColorValue, OpaqueColorValue } from 'react-native';
import type { UnistylesTheme } from '../types';
import type { BreakpointsOrMediaQueries, ToDeepUnistyles } from './stylesheet';
import type { TransformStyles } from './core';
import type { UnistylesMiniRuntime } from '../core';
type ExtractTransformArray<T> = T extends object ? {
[K in keyof T]: ExtractBreakpoints<T[K]>;
} : never;
type ExtractBreakpoints<T> = T extends object ? keyof T extends BreakpointsOrMediaQueries ? T[keyof T] : T extends Array<ToDeepUnistyles<TransformStyles>> ? Array<ExtractTransformArray<T[number]>> : {
[K in keyof T]: ExtractBreakpoints<T[K]>;
} : T;
type ParseNestedObject<T, ShouldFlatten> = T extends (...args: infer A) => infer R ? (...args: A) => ParseNestedObject<R, false> : T extends object ? T extends {
variants: infer R;
} ? (ParseVariants<FlattenVariants<R, false>> & ParseNestedObject<Omit<T, 'variants'>, false>) extends never ? ParseVariants<FlattenVariants<R, true>> & ParseNestedObject<Omit<T, 'variants'>, false> : ParseVariants<FlattenVariants<R, false>> & ParseNestedObject<Omit<T, 'variants'>, false> : {
[K in keyof T]: T[K] extends object ? T[K] extends OpaqueColorValue ? ColorValue : ExtractBreakpoints<T[K]> : T[K] extends string ? ShouldFlatten extends true ? string : T[K] : T[K];
} : T;
type FlattenVariants<T, ShouldFlatten> = T extends object ? {
[K in keyof T]: T[K] extends object ? {
[key in keyof T[K]]: T[K][key] extends object ? ParseNestedObject<T[K][key], ShouldFlatten> : never;
} : never;
} : never;
type ParseVariants<T> = T extends object ? T[keyof T] extends object ? UnionToIntersection<ParseVariants<T[keyof T]>> extends never ? ParseVariants<T[keyof T]> : UnionToIntersection<ParseVariants<T[keyof T]>> : T : T;
type UnionToIntersection<U> = (U extends any ? (k: U) => void : never) extends ((k: infer I) => void) ? I : never;
type ParseStyleKeys<T> = T extends object ? {
[K in keyof T]: ParseNestedObject<T[K], false>;
} : never;
export type ReactNativeStyleSheet<T> = T extends (theme: UnistylesTheme, runtime: UnistylesMiniRuntime) => infer R ? ParseStyleKeys<R> : ParseStyleKeys<T>;
export {};
//# sourceMappingURL=breakpoints.d.ts.map