CasperSecurity
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.lilconfigSync = exports.lilconfig = exports.defaultLoaders = void 0;
const path = require("path");
const fs = require("fs");
const os = require("os");
const fsReadFileAsync = fs.promises.readFile;
function getDefaultSearchPlaces(name) {
return [
'package.json',
`.${name}rc.json`,
`.${name}rc.js`,
`${name}.config.js`,
`.${name}rc.cjs`,
`${name}.config.cjs`,
];
}
function getSearchPaths(startDir, stopDir) {
return startDir
.split(path.sep)
.reduceRight((acc, _, ind, arr) => {
const currentPath = arr.slice(0, ind + 1).join(path.sep);
if (!acc.passedStopDir)
acc.searchPlaces.push(currentPath || path.sep);
if (currentPath === stopDir)
acc.passedStopDir = true;
return acc;
}, { searchPlaces: [], passedStopDir: false }).searchPlaces;
}
exports.defaultLoaders = Object.freeze({
'.js': require,
'.json': require,
'.cjs': require,
noExt(_, content) {
return JSON.parse(content);
},
});
function getExtDesc(ext) {
return ext === 'noExt' ? 'files without extensions' : `extension "${ext}"`;
}
function getOptions(name, options = {}) {
const conf = {
stopDir: os.homedir(),
searchPlaces: getDefaultSearchPlaces(name),
ignoreEmptySearchPlaces: true,
transform: (x) => x,
packageProp: [name],
...options,
loaders: { ...exports.defaultLoaders, ...options.loaders },
};
conf.searchPlaces.forEach(place => {
const key = path.extname(place) || 'noExt';
const loader = conf.loaders[key];
if (!loader) {
throw new Error(`No loader specified for ${getExtDesc(key)}, so searchPlaces item "${place}" is invalid`);
}
if (typeof loader !== 'function') {
throw new Error(`loader for ${getExtDesc(key)} is not a function (type provided: "${typeof loader}"), so searchPlaces item "${place}" is invalid`);
}
});
return conf;
}
function getPackageProp(props, obj) {
if (typeof props === 'string' && props in obj)
return obj[props];
return ((Array.isArray(props) ? props : props.split('.')).reduce((acc, prop) => (acc === undefined ? acc : acc[prop]), obj) || null);
}
function getSearchItems(searchPlaces, searchPaths) {
return searchPaths.reduce((acc, searchPath) => {
searchPlaces.forEach(fileName => acc.push({
fileName,
filepath: path.join(searchPath, fileName),
loaderKey: path.extname(fileName) || 'noExt',
}));
return acc;
}, []);
}
function validateFilePath(filepath) {
if (!filepath)
throw new Error('load must pass a non-empty string');
}
function validateLoader(loader, ext) {
if (!loader)
throw new Error(`No loader specified for extension "${ext}"`);
if (typeof loader !== 'function')
throw new Error('loader is not a function');
}
function lilconfig(name, options) {
const { ignoreEmptySearchPlaces, loaders, packageProp, searchPlaces, stopDir, transform, } = getOptions(name, options);
return {
async search(searchFrom = process.cwd()) {
const searchPaths = getSearchPaths(searchFrom, stopDir);
const result = {
config: null,
filepath: '',
};
const searchItems = getSearchItems(searchPlaces, searchPaths);
for (const { fileName, filepath, loaderKey } of searchItems) {
try {
await fs.promises.access(filepath);
}
catch (_a) {
continue;
}
const content = String(await fsReadFileAsync(filepath));
const loader = loaders[loaderKey];
if (fileName === 'package.json') {
const pkg = loader(filepath, content);
const maybeConfig = getPackageProp(packageProp, pkg);
if (maybeConfig != null) {
result.config = maybeConfig;
result.filepath = filepath;
break;
}
continue;
}
const isEmpty = content.trim() === '';
if (isEmpty && ignoreEmptySearchPlaces)
continue;
if (isEmpty) {
result.isEmpty = true;
result.config = undefined;
}
else {
validateLoader(loader, loaderKey);
result.config = loader(filepath, content);
}
result.filepath = filepath;
break;
}
if (result.filepath === '' && result.config === null)
return transform(null);
return transform(result);
},
async load(filepath) {
validateFilePath(filepath);
const absPath = path.resolve(process.cwd(), filepath);
const { base, ext } = path.parse(absPath);
const loaderKey = ext || 'noExt';
const loader = loaders[loaderKey];
validateLoader(loader, loaderKey);
const content = String(await fsReadFileAsync(absPath));
if (base === 'package.json') {
const pkg = await loader(absPath, content);
return transform({
config: getPackageProp(packageProp, pkg),
filepath: absPath,
});
}
const result = {
config: null,
filepath: absPath,
};
const isEmpty = content.trim() === '';
if (isEmpty && ignoreEmptySearchPlaces)
return transform({
config: undefined,
filepath: absPath,
isEmpty: true,
});
result.config = isEmpty
? undefined
: await loader(absPath, content);
return transform(isEmpty ? { ...result, isEmpty, config: undefined } : result);
},
};
}
exports.lilconfig = lilconfig;
function lilconfigSync(name, options) {
const { ignoreEmptySearchPlaces, loaders, packageProp, searchPlaces, stopDir, transform, } = getOptions(name, options);
return {
search(searchFrom = process.cwd()) {
const searchPaths = getSearchPaths(searchFrom, stopDir);
const result = {
config: null,
filepath: '',
};
const searchItems = getSearchItems(searchPlaces, searchPaths);
for (const { fileName, filepath, loaderKey } of searchItems) {
try {
fs.accessSync(filepath);
}
catch (_a) {
continue;
}
const loader = loaders[loaderKey];
const content = String(fs.readFileSync(filepath));
if (fileName === 'package.json') {
const pkg = loader(filepath, content);
const maybeConfig = getPackageProp(packageProp, pkg);
if (maybeConfig != null) {
result.config = maybeConfig;
result.filepath = filepath;
break;
}
continue;
}
const isEmpty = content.trim() === '';
if (isEmpty && ignoreEmptySearchPlaces)
continue;
if (isEmpty) {
result.isEmpty = true;
result.config = undefined;
}
else {
validateLoader(loader, loaderKey);
result.config = loader(filepath, content);
}
result.filepath = filepath;
break;
}
if (result.filepath === '' && result.config === null)
return transform(null);
return transform(result);
},
load(filepath) {
validateFilePath(filepath);
const absPath = path.resolve(process.cwd(), filepath);
const { base, ext } = path.parse(absPath);
const loaderKey = ext || 'noExt';
const loader = loaders[loaderKey];
validateLoader(loader, loaderKey);
const content = String(fs.readFileSync(absPath));
if (base === 'package.json') {
const pkg = loader(absPath, content);
return transform({
config: getPackageProp(packageProp, pkg),
filepath: absPath,
});
}
const result = {
config: null,
filepath: absPath,
};
const isEmpty = content.trim() === '';
if (isEmpty && ignoreEmptySearchPlaces)
return transform({
filepath: absPath,
config: undefined,
isEmpty: true,
});
result.config = isEmpty ? undefined : loader(absPath, content);
return transform(isEmpty ? { ...result, isEmpty, config: undefined } : result);
},
};
}
exports.lilconfigSync = lilconfigSync;