Zachary Crumbo Assignment 3

.eslintrc

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+{
+  "rules": {
+    "no-console": "off",
+    "indent": [ "error", 2 ],
+    "quotes": [ "error", "single" ],
+    "semi": ["error", "always"],
+    "linebreak-style": [ "error", "unix" ]
+  },
+  "env": {
+    "es6": true,
+    "node": true,
+    "mocha": true,
+    "jasmine": true
+  },
+  "ecmaFeatures": {
+    "modules": true,
+    "experimentalObjectRestSpread": true,
+    "impliedStrict": true
+  },
+  "extends": "eslint:recommended"
+}

.gitignore

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+
+# Created by https://www.gitignore.io/api/node,osx,windows,linux
+
+### Linux ###
+*~
+
+# temporary files which can be created if a process still has a handle open of a deleted file
+.fuse_hidden*
+
+# KDE directory preferences
+.directory
+
+# Linux trash folder which might appear on any partition or disk
+.Trash-*
+
+# .nfs files are created when an open file is removed but is still being accessed
+.nfs*
+
+### Node ###
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (http://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules/
+jspm_packages/
+
+# Typescript v1 declaration files
+typings/
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+# dotenv environment variables file
+.env
+
+
+### OSX ###
+*.DS_Store
+.AppleDouble
+.LSOverride
+
+# Icon must end with two \r
+Icon
+
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+.com.apple.timemachine.donotpresent
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
+
+### Windows ###
+# Windows thumbnail cache files
+Thumbs.db
+ehthumbs.db
+ehthumbs_vista.db
+
+# Folder config file
+Desktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Windows Installer files
+*.cab
+*.msi
+*.msm
+*.msp
+
+# Windows shortcuts
+*.lnk
+
+# End of https://www.gitignore.io/api/node,osx,windows,linux

data/one.txt

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+1 this is the contents of text

data/three.txt

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+this is the contents of text 3

data/two.txt

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+2 contents are right here

gulpfile.js

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+'use strict';
+
+const gulp=require('gulp');
+const eslint = require('gulp-eslint');
+const mocha  = require('gulp-mocha');
+
+gulp.task('test', function(){
+  gulp.src('*/*-test.js', {read:false})
+  .pipe(mocha({reporter: 'spec'}));
+});
+
+gulp.task('lint', function(){
+  return gulp.src(['**/*.js', '!node_modules'])
+  .pipe(eslint())
+  .pipe(eslint.format())
+  .pipe(eslint.failAfterError());
+});
+
+gulp.task('dev', function(){
+  gulp.watch(['**/*.js', '!node_modules/**'], ['lint', 'test']);
+});
+
+gulp.task('default', ['dev']);

index.js

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+'use strict';
+
+const fileReader = require('./lib/read-file.js');
+
+fileReader('one.txt', 'two.txt', 'three.txt', waitForIt);
+
+function waitForIt(err, data){
+  if(err) throw err;
+  data.forEach(logArrayElements);
+  function logArrayElements(element, i) {
+    console.log(`file ${i} ${element}`);
+  }
+}
+
+
+

lib/read-file.js

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+'use strict';
+
+const fs = require('fs');
+const resultsArray = [];
+
+
+
+module.exports = function(file1, file2, file3, callback){
+
+  fs.readFile(`${__dirname}/../data/${file1}`, function(err,data){
+    if (err) return callback(err);
+
+    var first = data.toString('hex').substring(0,8);
+    resultsArray.push(first);
+    fs.readFile(`${__dirname}/../data/${file2}`, function(err,data){
+      if (err) return callback(err);
+      var second = data.toString('hex').substring(0,8);
+      resultsArray.push(second);
+      fs.readFile(`${__dirname}/../data/${file3}`, function(err,data){
+        if (err) return callback(err);
+        var third = data.toString('hex').substring(0,8);
+        resultsArray.push(third);
+        return callback(null, resultsArray);
+      });
+    });
+  });
+};

package.json

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+{
+  "name": "03-parallel_file_processing",
+  "version": "1.0.0",
+  "description": "![CF](https://camo.githubusercontent.com/70edab54bba80edb7493cad3135e9606781cbb6b/687474703a2f2f692e696d6775722e636f6d2f377635415363382e706e67) Lab 03: Parallel File Processing ===",
+  "main": "index.js",
+  "directories": {
+    "test": "test"
+  },
+  "dependencies": {
+    "chai": "^3.5.0",
+    "gulp-cli": "^1.2.2",
+    "gulp": "^3.9.1",
+    "gulp-eslint": "^3.0.1",
+    "gulp-mocha": "^3.0.1"
+  },
+  "devDependencies": {
+    "mocha": "^3.2.0"
+  },
+  "scripts": {
+    "test": "mocha"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/zcrumbo/03-parallel_file_processing.git"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "bugs": {
+    "url": "https://github.com/zcrumbo/03-parallel_file_processing/issues"
+  },
+  "homepage": "https://github.com/zcrumbo/03-parallel_file_processing#readme"
+}

test/fs-test.js

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+'use strict';
+
+const expect = require('chai').expect;
+const fileReader = require('../lib/read-file.js');
+
+describe('FS Module', function(){
+  describe('with an improper file path', function(){
+    it('should return file path error', function(done){
+      fileReader('fake.txt', 'file.txt', 'paths.txt', function(err){
+        expect(err).to.be.an('error');
+        done();
+      });
+    });
+  });
+  describe('with an out of order data return', function(){
+    it('should flag it as out of order', function(done){
+      fileReader('one.txt', 'two.txt', 'three.txt', dataReturn);
+      function dataReturn(err ,data){
+        var testData = new Array('31207468', '3220636f', '74686973');
+        expect(data[0]).to.equal(testData[0]);
+        expect(data[1]).to.equal(testData[1]);
+        expect(data[2]).to.equal(testData[2]);
+        done();
+      }
+    });
+  });
+});
+
+