unbag/dist/esm/utils/fs.mjs

一个专门用来开发npm工具的包

import path from "./path.mjs";
import fs from "node:fs/promises";
import fsExtra from "fs-extra/esm";
const useFs = () => {
  const {
    readFile,
    readdir,
    stat
  } = fs;
  const {
    emptyDir,
    ensureDir,
    copy,
    outputFile,
    pathExists
  } = fsExtra;
  const readJson = async path2 => {
    let jsonObj = void 0;
    const content = await readFile(path2, "utf-8");
    jsonObj = JSON.parse(content || "");
    return jsonObj;
  };
  const tryReadJson = async path2 => {
    let jsonObj = void 0;
    try {
      jsonObj = await readJson(path2);
    } catch (error) {
      console.log("tryReadJson error:", path2);
    }
    return jsonObj;
  };
  const modifyJson = async (path2, modify) => {
    let oldContent = void 0;
    let oldJson = void 0;
    try {
      oldContent = await readFile(path2, "utf-8");
      oldJson = JSON.parse(oldContent || "");
    } catch (error) {}
    const newJson = (await modify(oldJson)) || "";
    const detectIndent = await import("detect-indent");
    const detectNewline = await import("detect-newline");
    const DEFAULT_INDENT = 2;
    const CRLF = "\r\n";
    const LF = "\n";
    const indent = detectIndent.default(oldContent || "").indent || DEFAULT_INDENT;
    const newline = detectNewline.detectNewline(oldContent || "");
    let newContent = JSON.stringify(newJson, null, indent);
    if (newline === CRLF) {
      newContent = newContent.replace(/\n/g, CRLF) + CRLF;
    }
    newContent = newContent + LF;
    await outputFile(path2, newContent, "utf-8");
  };
  const listFiles = async dir => {
    const files = [];
    dir = dir || "/";
    const getFiles = async currentDir => {
      const fileList = await readdir(currentDir);
      for (const file of fileList) {
        const name = path.join(currentDir, file);
        if ((await stat(name)).isDirectory()) {
          await getFiles(name);
        } else {
          files.push(name);
        }
      }
    };
    await getFiles(dir);
    return files;
  };
  const isFile = async path2 => {
    try {
      const _stat = await stat(path2);
      return _stat.isFile();
    } catch {
      return false;
    }
  };
  const isDirectory = async path2 => {
    try {
      const _stat = await stat(path2);
      return _stat.isDirectory();
    } catch {
      return false;
    }
  };
  return {
    ...fs,
    outputFile,
    emptyDir,
    ensureDir,
    copy,
    pathExists,
    readJson,
    modifyJson,
    tryReadJson,
    listFiles,
    isFile,
    isDirectory
  };
};
export { useFs };