wehub-resource-sync
65 lines
1.5 KiB
JavaScript
65 lines
1.5 KiB
JavaScript
// @ts-check
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import { appendFileSync } from "fs";
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import os from "os";
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/**
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* Return a GitHub Actions input, returning `null` if it was not set.
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*
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* @param {string} name
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* @returns {string | null}
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*/
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export function getInput(name) {
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return process.env[`INPUT_${name.replace(/ /g, "_").toUpperCase()}`] ?? null;
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}
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/**
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* Return a GitHub Actions input, throwing an error if it was not set.
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*
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* @param {string} name
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* @returns {string}
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*/
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export function getRequiredInput(name) {
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const input = getInput(name);
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if (!input) {
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throw new Error(`missing required input \`${name}\``);
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}
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return input;
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}
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/**
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* Set a GitHub Actions output for other workflows steps to read.
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* @param {string} key
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* @param {string} value
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*/
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export function setOutput(key, value) {
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const s = `${key}=${value}${os.EOL}`;
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if (process.env["MANUAL_RUN"]) {
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console.log(s);
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return;
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}
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const outputFile = /** @type {string} */ (process.env["GITHUB_OUTPUT"]);
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appendFileSync(outputFile, s);
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}
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/**
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* Assert that `value` is truthy, throwing an error if it is not.
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*
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* @param {any} value
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* @param {string | (() => string)} [message]
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* @returns {asserts value}
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*/
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export function assert(value, message) {
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if (!value) {
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let error;
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if (typeof message === "string") {
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error = `assertion failed: ${message}`;
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} else if (typeof message === "function") {
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error = `assertion failed: ${message()}`;
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} else {
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error = `assertion failed`;
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}
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throw new Error(error);
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}
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}
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