78 lines
2.9 KiB
JavaScript
78 lines
2.9 KiB
JavaScript
import findUp from "next/dist/compiled/find-up";
|
|
import { readFile } from "fs/promises";
|
|
import JSON5 from "next/dist/compiled/json5";
|
|
import { pathToFileURL } from "url";
|
|
export function findConfigPath(dir, key) {
|
|
// If we didn't find the configuration in `package.json`, we should look for
|
|
// known filenames.
|
|
return findUp([
|
|
`.${key}rc.json`,
|
|
`${key}.config.json`,
|
|
`.${key}rc.js`,
|
|
`${key}.config.js`,
|
|
`${key}.config.mjs`,
|
|
`${key}.config.cjs`
|
|
], {
|
|
cwd: dir
|
|
});
|
|
}
|
|
// We'll allow configuration to be typed, but we force everything provided to
|
|
// become optional. We do not perform any schema validation. We should maybe
|
|
// force all the types to be `unknown` as well.
|
|
export async function findConfig(directory, key, _returnFile) {
|
|
// `package.json` configuration always wins. Let's check that first.
|
|
const packageJsonPath = await findUp("package.json", {
|
|
cwd: directory
|
|
});
|
|
let isESM = false;
|
|
if (packageJsonPath) {
|
|
try {
|
|
const packageJsonStr = await readFile(packageJsonPath, "utf8");
|
|
const packageJson = JSON.parse(packageJsonStr);
|
|
if (typeof packageJson !== "object") {
|
|
throw new Error() // Stop processing and continue
|
|
;
|
|
}
|
|
if (packageJson.type === "module") {
|
|
isESM = true;
|
|
}
|
|
if (packageJson[key] != null && typeof packageJson[key] === "object") {
|
|
return packageJson[key];
|
|
}
|
|
} catch {
|
|
// Ignore error and continue
|
|
}
|
|
}
|
|
const filePath = await findConfigPath(directory, key);
|
|
const esmImport = (path)=>{
|
|
// Skip mapping to absolute url with pathToFileURL on windows if it's jest
|
|
// https://github.com/nodejs/node/issues/31710#issuecomment-587345749
|
|
if (process.platform === "win32" && !process.env.JEST_WORKER_ID) {
|
|
// on windows import("C:\\path\\to\\file") is not valid, so we need to
|
|
// use file:// URLs
|
|
return import(pathToFileURL(path).toString());
|
|
} else {
|
|
return import(path);
|
|
}
|
|
};
|
|
if (filePath) {
|
|
if (filePath.endsWith(".js")) {
|
|
if (isESM) {
|
|
return (await esmImport(filePath)).default;
|
|
} else {
|
|
return require(filePath);
|
|
}
|
|
} else if (filePath.endsWith(".mjs")) {
|
|
return (await esmImport(filePath)).default;
|
|
} else if (filePath.endsWith(".cjs")) {
|
|
return require(filePath);
|
|
}
|
|
// We load JSON contents with JSON5 to allow users to comment in their
|
|
// configuration file. This pattern was popularized by TypeScript.
|
|
const fileContents = await readFile(filePath, "utf8");
|
|
return JSON5.parse(fileContents);
|
|
}
|
|
return null;
|
|
}
|
|
|
|
//# sourceMappingURL=find-config.js.map
|