TypeScript fs-extra.lstatSync函數代碼示例

export default async (foldername: string): Promise<void> => {
  if (!existsSync(resolveApp(foldername))) {
    console.log('No such file or directory.');
    return;
  }

  const isDirectory = lstatSync(resolveApp(foldername)).isDirectory();

  console.log('  - now uploading');
  //TODO: progress bar for uploads
  try {
    const projectId = await getProjectId();
    await initializeAndEnsureAuth(projectId);

    if (isDirectory) {
      getShallowFiles(resolveApp(foldername)).forEach(async file => {
        try {
          await uploadFile(projectId, file);
        } catch (error) {
          console.log(file, error);
        }
      });
    } else {
      await uploadFile(projectId, resolveApp(foldername));
    }
  } catch (error) {
    console.log(error);
  }
};

 files.forEach((file) => {
     stats = lstatSync(pathJoin(path, file));
     if (stats.isDirectory()) {
         list = list.concat(listdir(pathJoin(path, file)));
     } else {
         list.push(pathJoin(path, file));
     }
 });

 fs.readdirSync(folderpath).forEach((file: string, index: number) => {
     var curPath = path.join(folderpath, file);
     if (fs.lstatSync(curPath).isDirectory()) { // recurse
         this.deleteFolderRecursive(curPath);
     } else { // delete file
         fs.unlinkSync(curPath);
     }
 });

/**
 * Check if a given path is symlink.
 *
 * @export
 * @param {string} path File path.
 * @returns {boolean}
 */
export default function isSymlink(path: string): boolean {
	if (existsSync(path)) {
		let stats = lstatSync(path);
		return stats.isSymbolicLink();
	} else {
		return false;
	}
}

 fs.readdirSync(path).forEach(function (file: string, index: number) {
     var curPath = path + "/" + file;
     if (fs.lstatSync(curPath).isDirectory()) { // recurse
         deleteFolderRecursive(curPath);
     } else { // delete file
         fs.unlinkSync(curPath);
     }
 });

export function analyzeImportUrl (
  sourceFilePath: string,
  scriptFiles: Set<string>,
  source: t.StringLiteral,
  value: string
) {
  const valueExtname = path.extname(value)
  if (path.isAbsolute(value)) {
    printLog(processTypeEnum.ERROR, '引用文件', `文件 ${sourceFilePath} 中引用 ${value} 是絕對路徑！`)
    return
  }
  if (value.indexOf('.') === 0) {
    if (REG_SCRIPT.test(valueExtname) || REG_TYPESCRIPT.test(valueExtname)) {
      const vpath = path.resolve(sourceFilePath, '..', value)
      let fPath = value
      if (fs.existsSync(vpath)) {
        fPath = vpath
      } else {
        printLog(processTypeEnum.ERROR, '引用文件', `文件 ${sourceFilePath} 中引用 ${value} 不存在！`)
      }
      scriptFiles.add(fPath)
    } else {
      let vpath = resolveScriptPath(path.resolve(sourceFilePath, '..', value))
      if (vpath) {
        if (!fs.existsSync(vpath)) {
          printLog(processTypeEnum.ERROR, '引用文件', `文件 ${sourceFilePath} 中引用 ${value} 不存在！`)
        } else {
          if (fs.lstatSync(vpath).isDirectory()) {
            if (fs.existsSync(path.join(vpath, 'index.js'))) {
              vpath = path.join(vpath, 'index.js')
            } else {
              printLog(processTypeEnum.ERROR, '引用目錄', `文件 ${sourceFilePath} 中引用了目錄 ${value}！`)
              return
            }
          }
          let relativePath = path.relative(sourceFilePath, vpath)
          const relativePathExtname = path.extname(relativePath)
          scriptFiles.add(vpath)
          relativePath = promoteRelativePath(relativePath)
          if (/\.wxs/.test(relativePathExtname)) {
            relativePath += '.js'
          } else {
            relativePath = relativePath.replace(relativePathExtname, '.js')
          }
          source.value = relativePath
        }
      }
    }
  }
}

 constructor(
   importPath: string,
   types: string,
   client: Client,
   out: Output,
   config: Config,
 ) {
   if (!fs.pathExistsSync(importPath)) {
     throw new Error(`Import path ${importPath} does not exist`)
   }
   this.config = config
   this.importPath = importPath
   this.isDir = fs.lstatSync(importPath).isDirectory()
   this.importDir = this.isDir ? importPath : path.join(config.cwd, '.import/')
   this.client = client
   this.types = types
   this.out = out
   this.statePath = path.join(this.importDir, 'state.json')
 }

 fs.readdirSync(dirPath).forEach(file => {
   const curPath = path.join(dirPath, file)
   if (fs.lstatSync(curPath).isDirectory()) {
     let removed = false
     let i = 0 // retry counter
     do {
       try {
         if (!opts.excludes.length || !opts.excludes.some(item => curPath.indexOf(item) >= 0)) {
           emptyDirectory(curPath)
           fs.rmdirSync(curPath)
         }
         removed = true
       } catch (e) {
       } finally {
         if (++i < retries) {
           continue
         }
       }
     } while (!removed)
   } else {
     fs.unlinkSync(curPath)
   }
 })

async function upload(config, subscription) {

    // create the necessary storage client
    let smClient = get_client(config[optionsKey][authFileKey], subscription, "storage");
    let rmClient = get_client(config[optionsKey][authFileKey], subscription, "resource");

    // Perform some checks to ensure that all necessary resources exist
    // - resource group
    let rgExists = await rmClient.resourceGroups.checkExistence(config[storageAccountKey][groupNameKey]);
    // - storage account
    let saExists = await checkStorageAccountExists(smClient, config[storageAccountKey][storageAccountNameKey]);
    // - container
    let containerExists = await checkContainerExists(smClient, config[storageAccountKey][groupNameKey], config[storageAccountKey][storageAccountNameKey], config[storageAccountKey][containerNameKey]);

    // determine if the credentials file can be located
    if (rgExists && saExists && containerExists) {

        // create blob service so that files can be uploaded
        let sakeys = await smClient.storageAccounts.listKeys(config[storageAccountKey][groupNameKey], config[storageAccountKey][storageAccountNameKey], {});
        let blobService = createBlobService(config[storageAccountKey][storageAccountNameKey], sakeys.keys[0].value);

        // get all the files in the specified directory to be uploaded
        let items = listdir(config[dirsKey][workingKey]);

        // iterate around all the files
        let stats;
        let name;
        for (let item of items) {

            // continue onto the next item if this is is a directory
            stats = lstatSync(item);
            if (stats.isDirectory()) {
                continue;
            }

            // the item is a file
            name = item.replace(/\\/g, "/");

            // create the correct name for the blob
            let stringToCheck = config[dirsKey][workingKey].replace(/\\/g, "/");
            if (stringToCheck.endsWith("/") === false) {
                stringToCheck += "/";
            }
            name = name.replace(stringToCheck, "");

            // upload the item
            blobService.createBlockBlobFromLocalFile(config[storageAccountKey][containerNameKey], name, item, {}, (error, result) => {
                if (error) {
                    console.log("FAILED to upload: %s", getError(error));
                } else {
                    console.log("SUCCESS upload file: %s", item);
                }
            });
        }

    } else {
        console.error("Resource Group \"%s\" exists: %s", config[storageAccountKey][groupNameKey], rgExists);
        console.error("Storage Account \"%s\" exists: %s", config[storageAccountKey][storageAccountNameKey], saExists);
        console.error("Container \"%s\" exists: %s", config[storageAccountKey][containerNameKey], containerExists);
        console.error("Errors have occurred, please ensure that all the above resources exist");
        process.exit(4);
    }
}

//.........這裏部分代碼省略.........
        const vpath = path.resolve(sourceFilePath, '..', value)
        let fPath = value
        if (fs.existsSync(vpath) && vpath !== sourceFilePath) {
          fPath = vpath
        }
        if (scriptFiles.indexOf(fPath) < 0) {
          scriptFiles.push(fPath)
        }
      } else if (REG_JSON.test(valueExtname)) {
        const vpath = path.resolve(sourceFilePath, '..', value)
        if (jsonFiles.indexOf(vpath) < 0) {
          jsonFiles.push(vpath)
        }
        if (fs.existsSync(vpath)) {
          const obj = JSON.parse(fs.readFileSync(vpath).toString())
          const specifiers = node.specifiers
          let defaultSpecifier = null
          specifiers.forEach(item => {
            if (item.type === 'ImportDefaultSpecifier') {
              defaultSpecifier = item.local.name
            }
          })
          if (defaultSpecifier) {
            let objArr: t.NullLiteral | t.Expression = t.nullLiteral()
            if (Array.isArray(obj)) {
              objArr = t.arrayExpression(convertArrayToAstExpression(obj))
            } else {
              objArr = t.objectExpression(convertObjectToAstExpression(obj))
            }
            astPath.replaceWith(t.variableDeclaration('const', [t.variableDeclarator(t.identifier(defaultSpecifier), objArr)]))
          }
        }
      } else if (REG_FONT.test(valueExtname) || REG_IMAGE.test(valueExtname) || REG_MEDIA.test(valueExtname)) {
        const vpath = path.resolve(sourceFilePath, '..', value)
        if (!fs.existsSync(vpath)) {
          printLog(processTypeEnum.ERROR, '引用文件', `文件 ${sourceFilePath} 中引用 ${value} 不存在！`)
          return
        }
        if (mediaFiles.indexOf(vpath) < 0) {
          mediaFiles.push(vpath)
        }
        const specifiers = node.specifiers
        let defaultSpecifier = null
        specifiers.forEach(item => {
          if (item.type === 'ImportDefaultSpecifier') {
            defaultSpecifier = item.local.name
          }
        })
        let showPath
        if (NODE_MODULES_REG.test(vpath)) {
          showPath = vpath.replace(nodeModulesPath, `/${npmConfig.name}`)
        } else {
          showPath = vpath.replace(sourceDir, '')
        }

        if (defaultSpecifier) {
          astPath.replaceWith(t.variableDeclaration('const', [t.variableDeclarator(t.identifier(defaultSpecifier), t.stringLiteral(showPath.replace(/\\/g, '/')))]))
        } else {
          astPath.remove()
        }
      } else if (REG_STYLE.test(valueExtname)) {
        const stylePath = path.resolve(path.dirname(sourceFilePath), value)
        if (styleFiles.indexOf(stylePath) < 0) {
          styleFiles.push(stylePath)
        }
        astPath.remove()
      } else {
        let vpath = resolveScriptPath(path.resolve(sourceFilePath, '..', value))
        let outputVpath
        if (NODE_MODULES_REG.test(vpath)) {
          outputVpath = vpath.replace(nodeModulesPath, npmOutputDir)
        } else {
          outputVpath = vpath.replace(sourceDir, outputDir)
        }
        let relativePath = path.relative(filePath, outputVpath)
        if (vpath && vpath !== sourceFilePath) {
          if (!fs.existsSync(vpath)) {
            printLog(processTypeEnum.ERROR, '引用文件', `文件 ${sourceFilePath} 中引用 ${value} 不存在！`)
          } else {
            if (fs.lstatSync(vpath).isDirectory()) {
              if (fs.existsSync(path.join(vpath, 'index.js'))) {
                vpath = path.join(vpath, 'index.js')
                relativePath = path.join(relativePath, 'index.js')
              } else {
                printLog(processTypeEnum.ERROR, '引用目錄', `文件 ${sourceFilePath} 中引用了目錄 ${value}！`)
                return
              }
            }
            if (scriptFiles.indexOf(vpath) < 0) {
              scriptFiles.push(vpath)
            }
            relativePath = promoteRelativePath(relativePath)
            relativePath = relativePath.replace(path.extname(relativePath), '.js')
            node.source.value = relativePath
          }
        }
      }
    }
  }
}