@stylable/core/cjs/memory-minimal-fs.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.createMinimalFS = void 0;
const path_1 = require("path");
const deindent = require('deindent');
function createMinimalFS({ files, trimWS }) {
    const creationDate = new Date();
    const filePaths = new Map(Object.entries(files).map(([filePath, { content, mtime = creationDate }]) => [
        filePath,
        { content, mtime },
    ]));
    const directoryPaths = new Set();
    for (const filePath of filePaths.keys()) {
        for (const directoryPath of getParentPaths(path_1.dirname(filePath))) {
            directoryPaths.add(directoryPath);
        }
    }
    const fs = {
        readFileSync(path) {
            if (!files[path]) {
                throw new Error('Cannot find file: ' + path);
            }
            if (trimWS) {
                return deindent(files[path].content).trim();
            }
            return files[path].content;
        },
        statSync(path) {
            const isDirectory = directoryPaths.has(path);
            const fileEntry = filePaths.get(path);
            if (!fileEntry && !isDirectory) {
                throw new Error(`ENOENT: no such file or directory, stat ${path}`);
            }
            return {
                isDirectory() {
                    return isDirectory;
                },
                isFile() {
                    return !!fileEntry;
                },
                mtime: fileEntry ? fileEntry.mtime : new Date(),
            };
        },
        readlinkSync() {
            throw new Error(`not implemented`);
        },
    };
    const requireModule = function require(id) {
        const _module = {
            id,
            exports: {},
        };
        try {
            if (!id.match(/\.js$/)) {
                id += '.js';
            }
            // eslint-disable-next-line @typescript-eslint/no-implied-eval
            const fn = new Function('module', 'exports', 'require', files[id].content);
            fn(_module, _module.exports, requireModule);
        }
        catch (e) {
            throw new Error('Cannot require file: ' + id);
        }
        return _module.exports;
    };
    function resolvePath(_ctx, path) {
        return path;
    }
    return {
        fs,
        requireModule,
        resolvePath,
    };
}
exports.createMinimalFS = createMinimalFS;
function getParentPaths(initialDirectoryPath) {
    const parentPaths = [];
    let currentPath = initialDirectoryPath;
    let lastPath;
    while (currentPath !== lastPath) {
        parentPaths.push(currentPath);
        lastPath = currentPath;
        currentPath = path_1.dirname(currentPath);
    }
    return parentPaths;
}
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