48 lines
2.1 KiB
JavaScript
48 lines
2.1 KiB
JavaScript
// A scratch tree per test: a copy of this package's src/ under
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// <root>/packages/plugins, plus fixture modules. The loader finds modules
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// from its own location, so each tree's copy loads only that tree's modules.
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import { cpSync, mkdirSync, mkdtempSync, rmSync, writeFileSync } from "node:fs";
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import { tmpdir } from "node:os";
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import { dirname, join, resolve } from "node:path";
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import { fileURLToPath, pathToFileURL } from "node:url";
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export const SRC = resolve(dirname(fileURLToPath(import.meta.url)), "..", "src");
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export const USAGE = name => `export const interfaceVersion = 1;
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export function readTurn() { return ${JSON.stringify(name)}; }
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`;
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export const LIMIT = name => `export const interfaceVersion = 2;
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export function mayLaunch() { return ${JSON.stringify(name)}; }
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export function mustStop() { return false; }
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export function report() { return []; }
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`;
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// A version 1 limit check (before row 125): the loader refuses it.
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export const LIMIT_V1 = name => `export const interfaceVersion = 1;
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export function mayLaunch() { return ${JSON.stringify(name)}; }
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export function mustStop() { return false; }
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`;
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export function tree(t) {
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const root = mkdtempSync(join(tmpdir(), "mosaic-plugins-"));
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t.after(() => rmSync(root, { recursive: true, force: true }));
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const pkg = join(root, "packages", "plugins");
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cpSync(SRC, join(pkg, "src"), { recursive: true });
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const org = join(root,"packages","organization","src");
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mkdirSync(org,{recursive:true});
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for (const file of ["composition.mjs","vocabulary.mjs","errors.mjs","util.mjs"]) cpSync(join(SRC,"..","..","organization","src",file),join(org,file));
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const write = (kind, name, body) => {
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const dir = join(pkg, kind, name);
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mkdirSync(dir, { recursive: true });
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writeFileSync(join(dir, "index.mjs"), body);
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return dir;
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};
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const loaderUrl = pathToFileURL(join(pkg, "src", "loader.mjs")).href;
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async function loader(options = {}) {
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const { createLoader } = await import(loaderUrl);
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const logged = [];
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const instance = createLoader({ log: entry => logged.push(entry), ...options });
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return { ...instance, logged };
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}
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return { root, pkg, write, loader, loaderUrl };
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}
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