TypeScript fs.readFile函数代码示例

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本文整理汇总了TypeScript中fs.readFile函数的典型用法代码示例。如果您正苦于以下问题：TypeScript readFile函数的具体用法？TypeScript readFile怎么用？TypeScript readFile使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了readFile函数的10个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的TypeScript代码示例。

示例1: function

        router.post('/submit', function(req, res) {
            // extract user id of creator/owner of comic from request header
            var authorID = req.cookies._id;
            var authorUsername = req.cookies.userName;
            var publicationDate;

            // get values of comic data fields
            var title = req.body.title;
            var description = req.body.description;
            var genre = req.body.genre;
            var toPublish;
            var votedPpl: [{ id: String, votetype: Number }] = [{ id: "", votetype: 0 }];
            var openToContribution;
            var openToCommenting;
            var thumbnailID = "";
            var upvotes: Number = 0;
            var fave: [String] = [""];
            var selectedImageID = req.body.selectedImageID;
            
            if (req.body.openToContribution == "on"){
                openToContribution = true;
            } else {
                openToContribution = false;
            }
            if (req.body.openToCommenting == "on"){
                openToCommenting = true;
            } else {
                openToCommenting = false;
            }
            //set the toPublish field relative to which submit button is pushed
            if (req.body.submit == "draft"){
                toPublish = false;
            } else if(req.body.submit == "publish"){
                toPublish = true;
            }
            var c = new Comic.Comic(req.mongoose);
            var cc = new ComicCell.ComicCell(req.mongoose);
            if(req.file){
                fs.readFile(req.file.path, function (err, img) {
                    c.insert(title, authorID, authorUsername, description, genre, toPublish, openToContribution, openToCommenting, thumbnailID, upvotes,votedPpl,fave, (comicID: String): void => {
    
                    // read the image file passed in the request and save it
                        cc.insert(comicID, authorID, authorID, toPublish, (imgName: String): void=> {
                            // If there's an error
                            if (!imgName) {
                                console.log("There was an error")
                                res.redirect("./create");
                                res.end();
                            } else {
                                //var newPath = "./uploads/fullsize/" + imgName;
                                c.update(comicID, title, authorID, authorUsername, publicationDate, description, genre, toPublish, openToContribution, openToCommenting, imgName, upvotes,votedPpl,fave, (): void => {});
                                var newPath = "./uploads/fullsize/" + imgName;
                                //var imageList = [(req.headers['host'] + "/webcomic/image/" + imgName)];
                        
                                // write image file to uploads/fullsize folder
                                fs.writeFile(newPath, img, function (err) {
                                    if (err)
                                        return console.error(err);
                                    //redirect to the newly created comic
                                    res.redirect('./id/' + comicID);
                                });
                                easyimg.rescrop({
                                    src: newPath, dst:'./uploads/thumbnails/' + imgName,
                                    width:128, height:128,
                                    //cropwidth:128, cropheight:128,
                                    x:0, y:0
                                    }).then(
                                    function(image) {
                                        console.log('Resized and cropped: ' + image.width + ' x ' + image.height);
                                    },
                                    function (err) {
                                        console.log(err);
                                    }
                                    );
                            }
                            
                            var db = req.db;
                            var contributors = db.get('contributors');
                            contributors.update({ guid: ObjectId(req.cookies._id) }, {
                                $addToSet: {
                                    comicIDs: [comicID]
                                }
                            });
                            
                        });
                    });        
                });
            }else{
                var db = req.db;
                var comicCells = db.get('comiccells');
                c.insert(   title, 
                            authorID, 
                            authorUsername, 
                            description, 
                            genre, 
                            toPublish, 
                            openToContribution, 
                            openToCommenting,
                            selectedImageID, 
                            upvotes,
//.........这里部分代码省略.........

开发者ID:TylerWardle，项目名称:MATA_Clone，代码行数:101，代码来源:webcomic.ts

示例2: Promise

 return new Promise((resolve, reject) => {
     fs.readFile(file, (err, res) => {
         if (err) return reject(err);
         return resolve(res)
     })
 })

开发者ID:flauc，项目名称:ui-gen，代码行数:6，代码来源:filer.ts

示例3: constructor

fs.writeFile("Harry Potter",
    "\"You be wizzing, Harry,\" jived Dumbledore.",
    {
        encoding: "ascii"
    },
    assert.ifError);

var content: string,
    buffer: Buffer;

content = fs.readFileSync('testfile', 'utf8');
content = fs.readFileSync('testfile', {encoding : 'utf8'});
buffer = fs.readFileSync('testfile');
buffer = fs.readFileSync('testfile', {flag : 'r'});
fs.readFile('testfile', 'utf8', (err, data) => content = data);
fs.readFile('testfile', {encoding : 'utf8'}, (err, data) => content = data);
fs.readFile('testfile', (err, data) => buffer = data);
fs.readFile('testfile', {flag : 'r'}, (err, data) => buffer = data);

class Networker extends events.EventEmitter {
    constructor() {
        super();

        this.emit("mingling");
    }
}

var errno: string;
fs.readFile('testfile', (err, data) => {
    if (err && err.errno) {

开发者ID:JasonKleban，项目名称:DefinitelyTyped，代码行数:30，代码来源:node-tests.ts

示例4: readImageFile

  static readImageFile(file: string, callback: any, thisArg?: any) {
    const fileNameWithoutExt = getFileNameWithoutExtension(file);
    const testFileNameForJavaScriptIdentifier = /^[(\d+)`~\| !@#\$%\^&\*\(\)\-=\+\?\.,<>]+|[`~\|!@#\$%\^&\*\(\)\-=\+\? \.,<>]/g;

    if (testFileNameForJavaScriptIdentifier.test(fileNameWithoutExt)) {
      callback.call(
        thisArg,
        new Error(
          'Incorrect file name ' + fileNameWithoutExt + ' (file: ' + file + ')',
        ),
        null,
      );
    }

    if (!ImageHelper.isImageFileSupported(file)) {
      callback.call(
        thisArg,
        new Error(
          'Supported files: *.' +
            supportedImageExtensions.join(', *.') +
            '. File ' +
            file +
            ' is not supported.',
        ),
        null,
      );
    }

    switch (getExtension(file).toUpperCase()) {
      case 'JPEG':
      case 'JPG':
        fs.readFile(file, function(error: any, data: any) {
          if (error) {
            callback.call(
              thisArg,
              new Error("FS: Can't read file " + file + ', error: ' + error),
              null,
            );
            return;
          }

          // read jpeg
          let textureJpeg;
          try {
            textureJpeg = jpegEngine.decode(data);
          } catch (e) {
            callback.call(
              thisArg,
              new Error("JPG: Can't decode file " + file + ', error: ' + e),
              null,
            );
            return;
          }

          // create png
          const texturePng = new pngEngine({
            filterType: 0,
            width: textureJpeg.width,
            height: textureJpeg.height,
          });

          // convert data from jpg_plugin (rgb) to png_plugin (rgb)
          for (let i = 0; i < textureJpeg.data.length; i += 4) {
            texturePng.data[i] = textureJpeg.data[i];
            texturePng.data[i + 1] = textureJpeg.data[i + 1];
            texturePng.data[i + 2] = textureJpeg.data[i + 2];
            texturePng.data[i + 3] = textureJpeg.data[i + 3];
          }
          callback.call(thisArg, null, texturePng);
        });
        break;

      case 'PNG':
        fs.createReadStream(file)
          .pipe(
            new pngEngine({
              filterType: 0,
            }),
          )
          .on('parsed', function(this: any) {
            callback.call(thisArg, null, this);
          })
          .on('error', function(error: any) {
            callback.call(
              thisArg,
              new Error("PNG: Can't decode file " + file + ', error: ' + error),
              null,
            );
          });
        break;

      case 'BMP':
        fs.readFile(file, function(error: any, data: any) {
          if (error) {
            callback.call(
              thisArg,
              new Error(
                "File system error: Can't read file " +
                  file +
                  ', error: ' +
//.........这里部分代码省略.........

开发者ID:igor-bezkrovny，项目名称:texturer，代码行数:101，代码来源:imageHelper.ts

示例5:

 .reply(201, (uri: string, requestBody: string, cb: nock.ReplyCallback) => {
   fs.readFile('cat-poems.txt' , cb); // Error-first callback
 });

开发者ID:hourliert，项目名称:DefinitelyTyped，代码行数:3，代码来源:nock-tests.ts

示例6: fail

 return new Promise<string>((ok, fail) => {
     fs.readFile(filePath, (err, data) => err ? fail(err) : ok(data.toString()));
 });

开发者ID:waltercassiano，项目名称:typeorm，代码行数:3，代码来源:CommandUtils.ts

示例7: init

    init(context: any, callback: any) {
        if (!this.path) {
            throw new Error('"path" is required');
        }

        this.path = this.resolvePath(this.path);
        callback();
    },

    read(context: any, callback: any) {
        const path = this.path;

        fs.readFile(path, {encoding: 'utf8'}, (err, src) => {
            if (err) {
                return callback(err);
            }

            // myCompiler.compile(src, callback);
        });
    },

    getSourceFile() {
        return this.path;
    }
});

// $ExpectType void
dependencies.registerStyleSheetType('my-custom-type', {});

// $ExpectType void
dependencies.registerPackageType('dir', {

开发者ID:AlexGalays，项目名称:DefinitelyTyped，代码行数:31，代码来源:lasso-tests.ts

示例8: require

var xml_manipulate =
	require ("/var/www/data_base/common/typescript_common/xml_manipulate");

// ------------------------------------------------------------------
console.log	("*** 開始 ***");

var file_xml:string = process.argv[2];
var id_in:string = process.argv[3];
var population_in:number = process.argv[4];

console.log (id_in + "\t" + population_in);

var parser = new xml2js.Parser();

fs.readFile(file_xml, function(err, data) {
	console.log	("*** start reading ***");
	parser.parseString(data);
});

parser.on('end', function(result) {

	var dict_aa = text_manipulate.dict_update_proc
			(result,id_in,population_in);

	var out_str = xml_manipulate.dict_to_xml_proc (dict_aa);

	fs.writeFile(file_xml,out_str);

	console.log	("*** 終了 ***");
});

// ------------------------------------------------------------------

开发者ID:ekzemplaro，项目名称:data_base_language，代码行数:32，代码来源:xml_update.ts

示例9:

        var stringEncoding: string | null = 'utf8';

        content = fs.readFileSync('testfile', 'utf8');
        content = fs.readFileSync('testfile', { encoding: 'utf8' });
        stringOrBuffer = fs.readFileSync('testfile', stringEncoding);
        stringOrBuffer = fs.readFileSync('testfile', { encoding: stringEncoding });

        buffer = fs.readFileSync('testfile');
        buffer = fs.readFileSync('testfile', null);
        buffer = fs.readFileSync('testfile', { encoding: null });
        stringOrBuffer = fs.readFileSync('testfile', nullEncoding);
        stringOrBuffer = fs.readFileSync('testfile', { encoding: nullEncoding });

        buffer = fs.readFileSync('testfile', { flag: 'r' });

        fs.readFile('testfile', 'utf8', (err, data) => content = data);
        fs.readFile('testfile', { encoding: 'utf8' }, (err, data) => content = data);
        fs.readFile('testfile', stringEncoding, (err, data) => stringOrBuffer = data);
        fs.readFile('testfile', { encoding: stringEncoding }, (err, data) => stringOrBuffer = data);

        fs.readFile('testfile', (err, data) => buffer = data);
        fs.readFile('testfile', null, (err, data) => buffer = data);
        fs.readFile('testfile', { encoding: null }, (err, data) => buffer = data);
        fs.readFile('testfile', nullEncoding, (err, data) => stringOrBuffer = data);
        fs.readFile('testfile', { encoding: nullEncoding }, (err, data) => stringOrBuffer = data);

        fs.readFile('testfile', { flag: 'r' }, (err, data) => buffer = data);
    }

    {
        var errno: number;

开发者ID:Q-Man，项目名称:DefinitelyTyped，代码行数:31，代码来源:node-tests.ts

示例10:

/// <reference path="../../typings/node/node.d.ts" />
import * as fs from 'fs';

const filename = '../public/target.txt';

fs.readFile(filename, (err, data) => {
  if(err) { throw err; }
  console.log(data.toString());
});

开发者ID:dam，项目名称:explore_web_frameworks，代码行数:9，代码来源:read-simple.ts

注：本文中的fs.readFile函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。