feat(plugin): ShikiCodeblocks (#267)

Co-authored-by: ArjixWasTaken <53124886+ArjixWasTaken@users.noreply.github.com>
Co-authored-by: Ven <vendicated@riseup.net>
This commit is contained in:
Justice Almanzar 2022-12-02 10:43:37 -05:00 committed by GitHub
parent 4760af7f0e
commit 41dddc9eee
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GPG key ID: 4AEE18F83AFDEB23
32 changed files with 1480 additions and 105 deletions

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@ -28,7 +28,12 @@ export function makeLazy<T>(factory: () => T): () => T {
return () => cache ?? (cache = factory());
}
type AwaiterRes<T> = [T, any, boolean, () => void];
type AwaiterRes<T> = [T, any, boolean];
interface AwaiterOpts<T> {
fallbackValue: T,
deps?: unknown[],
onError?(e: any): void,
}
/**
* Await a promise
* @param factory Factory
@ -36,26 +41,31 @@ type AwaiterRes<T> = [T, any, boolean, () => void];
* @returns [value, error, isPending]
*/
export function useAwaiter<T>(factory: () => Promise<T>): AwaiterRes<T | null>;
export function useAwaiter<T>(factory: () => Promise<T>, fallbackValue: T): AwaiterRes<T>;
export function useAwaiter<T>(factory: () => Promise<T>, fallbackValue: null, onError: (e: unknown) => unknown): AwaiterRes<T>;
export function useAwaiter<T>(factory: () => Promise<T>, fallbackValue: T | null = null, onError?: (e: unknown) => unknown): AwaiterRes<T | null> {
export function useAwaiter<T>(factory: () => Promise<T>, providedOpts: AwaiterOpts<T>): AwaiterRes<T>;
export function useAwaiter<T>(factory: () => Promise<T>, providedOpts?: AwaiterOpts<T | null>): AwaiterRes<T | null> {
const opts: Required<AwaiterOpts<T | null>> = Object.assign({
fallbackValue: null,
deps: [],
onError: null,
}, providedOpts);
const [state, setState] = React.useState({
value: fallbackValue,
value: opts.fallbackValue,
error: null,
pending: true
});
const [signal, setSignal] = React.useState(0);
React.useEffect(() => {
let isAlive = true;
if (!state.pending) setState({ ...state, pending: true });
factory()
.then(value => isAlive && setState({ value, error: null, pending: false }))
.catch(error => isAlive && (setState({ value: null, error, pending: false }), onError?.(error)));
.catch(error => isAlive && (setState({ value: null, error, pending: false }), opts.onError?.(error)));
return () => void (isAlive = false);
}, [signal]);
}, opts.deps);
return [state.value, state.error, state.pending, () => setSignal(signal + 1)];
return [state.value, state.error, state.pending];
}
/**
@ -197,3 +207,24 @@ export function copyWithToast(text: string, toastMessage = "Copied to clipboard!
export function isObject(obj: unknown): obj is object {
return typeof obj === "object" && obj !== null && !Array.isArray(obj);
}
/**
* Returns null if value is not a URL, otherwise return URL object.
* Avoids having to wrap url checks in a try/catch
*/
export function parseUrl(urlString: string): URL | null {
try {
return new URL(urlString);
} catch {
return null;
}
}
/**
* Checks whether an element is on screen
*/
export const checkIntersecting = (el: Element) => {
const elementBox = el.getBoundingClientRect();
const documentHeight = Math.max(document.documentElement.clientHeight, window.innerHeight);
return !(elementBox.bottom < 0 || elementBox.top - documentHeight >= 0);
};