chris
b509508ee6
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Test action / Print hello world (push) Successful in 6m22s
69 lines
2.1 KiB
TypeScript
Executable file
69 lines
2.1 KiB
TypeScript
Executable file
import { Accessor, createEffect, createSignal, on } from "solid-js";
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export const splitAt = (
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subject: string,
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index: number,
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): readonly [string, string] => {
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if (index < 0) {
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return [subject, ""];
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}
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if (index > subject.length) {
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return [subject, ""];
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}
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return [subject.slice(0, index), subject.slice(index + 1)];
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};
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export const toSlug = (subject: string) =>
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subject.toLowerCase().replaceAll(" ", "-").replaceAll(/[^\w-]/gi, "");
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export const toHex = (subject: number) => subject.toString(16).padStart(2, "0");
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const encoder = new TextEncoder();
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export const hash = (
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algorithm: AlgorithmIdentifier,
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subject: Accessor<string | null | undefined>,
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) => {
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const [hash, setHash] = createSignal<string>();
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createEffect(
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on(subject, async (subject) => {
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if (subject === null || subject === undefined || subject.length === 0) {
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setHash(undefined);
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return;
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}
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const buffer = new Uint8Array(
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await crypto.subtle.digest(algorithm, encoder.encode(subject)),
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);
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setHash(Array.from(buffer).map(toHex).join(""));
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}),
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);
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return hash;
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};
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export const merge = (...objects: Record<string, any>[]): Record<string, any> => {
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if (objects.length === 0) {
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return {};
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}
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const target = objects[0];
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for (const key of new Set(objects.map(o => Object.keys(o)).flat())) {
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const values = objects.filter(o => Object.hasOwn(o, key)).map(o => o[key]);
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target[key] = values.every(v => v && typeof v === 'object' && !Array.isArray(v)) ? merge(...values) : values.at(-1);
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}
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return target;
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};
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type CamelCase<S extends string> = S extends `${infer First}${infer Rest}` ? `${Lowercase<First>}${Rest}` : Lowercase<S>;
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export type CamelCased<T extends Record<string, any>> = {
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[ K in keyof T as CamelCase<string&K>]: T[K];
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} & {};
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export const mapKeysToCamelCase = <T extends Record<string, any>>(subject: T): CamelCased<T> => Object.fromEntries(Object.entries(subject).map(([k, v]) => [`${k[0].toLowerCase()}${k.slice(1)}`, v])) as CamelCased<T>;
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