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ExplorerBase.js
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Sat, Dec 14, 03:18

ExplorerBase.js
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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.ExplorerBase = void 0;
exports.getExtensionDescription = getExtensionDescription;
var _path = _interopRequireDefault(require("path"));
var _loaders = require("./loaders");
var _getPropertyByPath = require("./getPropertyByPath");
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
class ExplorerBase {
constructor(options) {
if (options.cache === true) {
this.loadCache = new Map();
this.searchCache = new Map();
}
this.config = options;
this.validateConfig();
}
clearLoadCache() {
if (this.loadCache) {
this.loadCache.clear();
}
}
clearSearchCache() {
if (this.searchCache) {
this.searchCache.clear();
}
}
clearCaches() {
this.clearLoadCache();
this.clearSearchCache();
}
validateConfig() {
const config = this.config;
config.searchPlaces.forEach(place => {
const loaderKey = _path.default.extname(place) || 'noExt';
const loader = config.loaders[loaderKey];
if (!loader) {
throw new Error(`No loader specified for ${getExtensionDescription(place)}, so searchPlaces item "${place}" is invalid`);
}
if (typeof loader !== 'function') {
throw new Error(`loader for ${getExtensionDescription(place)} is not a function (type provided: "${typeof loader}"), so searchPlaces item "${place}" is invalid`);
}
});
}
shouldSearchStopWithResult(result) {
if (result === null) return false;
if (result.isEmpty && this.config.ignoreEmptySearchPlaces) return false;
return true;
}
nextDirectoryToSearch(currentDir, currentResult) {
if (this.shouldSearchStopWithResult(currentResult)) {
return null;
}
const nextDir = nextDirUp(currentDir);
if (nextDir === currentDir || currentDir === this.config.stopDir) {
return null;
}
return nextDir;
}
loadPackageProp(filepath, content) {
const parsedContent = _loaders.loaders.loadJson(filepath, content);
const packagePropValue = (0, _getPropertyByPath.getPropertyByPath)(parsedContent, this.config.packageProp);
return packagePropValue || null;
}
getLoaderEntryForFile(filepath) {
if (_path.default.basename(filepath) === 'package.json') {
const loader = this.loadPackageProp.bind(this);
return loader;
}
const loaderKey = _path.default.extname(filepath) || 'noExt';
const loader = this.config.loaders[loaderKey];
if (!loader) {
throw new Error(`No loader specified for ${getExtensionDescription(filepath)}`);
}
return loader;
}
loadedContentToCosmiconfigResult(filepath, loadedContent) {
if (loadedContent === null) {
return null;
}
if (loadedContent === undefined) {
return {
filepath,
config: undefined,
isEmpty: true
};
}
return {
config: loadedContent,
filepath
};
}
validateFilePath(filepath) {
if (!filepath) {
throw new Error('load must pass a non-empty string');
}
}
}
exports.ExplorerBase = ExplorerBase;
function nextDirUp(dir) {
return _path.default.dirname(dir);
}
function getExtensionDescription(filepath) {
const ext = _path.default.extname(filepath);
return ext ? `extension "${ext}"` : 'files without extensions';
}
//# sourceMappingURL=ExplorerBase.js.map

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