[HASHES]: added

Author: pateash

package-lock.json

@@ -11,6 +11,7 @@
     "@oclif/command": "^1.5.19",
     "@oclif/config": "^1.13.3",
     "@oclif/plugin-help": "^2.2.1",
+    "jshashes": "^1.0.7",
     "tslib": "^1.10.0"
   },
   "devDependencies": {

package.json

@@ -0,0 +1,46 @@
+import {Command, flags} from '@oclif/command'
+// @ts-ignore
+import * as Hashes from 'jshashes'
+
+// TODO: all are Hexadecimal encoding for now, can also add b64
+
+export default class Hash extends Command {
+  static description = 'create hash for a string/file'
+
+  static flags = {
+    help: flags.help({char: 'h'}),
+    // -t , --type for hashing
+    type: flags.string({char: 't' , description: 'type of hash, default [SHA1]'}),
+    string: flags.string({char: 's' , description: 'string to be hashed'}),
+    file: flags.string({char: 'f' , description: 'file to be hashed'}),
+  }
+
+  static args = [{name: 'string'}]
+
+  async run() {
+    const {args, flags} = this.parse(Hash)
+
+    const type = flags.type || 'sha1' //by default let it be sha1
+
+    this.log('arg:' + args.string)
+
+    let hash: Hashes
+    switch (type.toUpperCase()) {
+    case 'SHA1':
+      hash = new Hashes.SHA1(); break
+    case 'SHA256':
+      hash = new Hashes.SHA256(); break
+    case 'SHA512':
+      hash = new Hashes.SHA512(); break
+    case 'MD5':
+      hash = new Hashes.MD5(); break
+    case 'RMD160':
+      hash = new Hashes.RMD160(); break
+    default:
+      hash = undefined
+    }
+
+    let hashed: string = hash.hex(args.string)
+    this.log(`[HASH]: ${hashed}`)
+  }
+}

src/commands/hash.ts

@@ -0,0 +1,17 @@
+import {expect, test} from '@oclif/test'
+
+describe('hash', () => {
+  test
+    .stdout()
+    .command(['hash'])
+    .it('runs hello', ctx => {
+      expect(ctx.stdout).to.contain('hello world')
+    })
+
+  test
+    .stdout()
+    .command(['hash', '--name', 'jeff'])
+    .it('runs hello --name jeff', ctx => {
+      expect(ctx.stdout).to.contain('hello jeff')
+    })
+})