From abcb13bb9cf95496efc3b29fc86aa4da5d66ae1e Mon Sep 17 00:00:00 2001
From: Omer Davutoglu <42009880+3mard@users.noreply.github.com>
Date: Mon, 21 Jan 2019 23:56:08 +0100
Subject: [PATCH] Remove unused code (#751)

---
 package-lock.json | 13 +++----------
 package.json      |  2 --
 src/index.ts      | 22 +---------------------
 3 files changed, 4 insertions(+), 33 deletions(-)

diff --git a/package-lock.json b/package-lock.json
index 73f73f28e..ddadc4a0a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -28,15 +28,6 @@
       "integrity": "sha1-aaI6OtKcrwCX8G7aWbNh7i8GOfY=",
       "dev": true
     },
-    "@types/mkdirp": {
-      "version": "0.5.2",
-      "resolved": "https://registry.npmjs.org/@types/mkdirp/-/mkdirp-0.5.2.tgz",
-      "integrity": "sha512-U5icWpv7YnZYGsN4/cmh3WD2onMY0aJIiTE6+51TwJCttdHvtCYmkBNOobHlXwrJRL0nkH9jH4kD+1FAdMN4Tg==",
-      "dev": true,
-      "requires": {
-        "@types/node": "*"
-      }
-    },
     "@types/mocha": {
       "version": "5.0.0",
       "resolved": "https://registry.npmjs.org/@types/mocha/-/mocha-5.0.0.tgz",
@@ -749,6 +740,7 @@
       "version": "0.5.1",
       "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
       "integrity": "sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=",
+      "dev": true,
       "requires": {
         "minimist": "0.0.8"
       },
@@ -756,7 +748,8 @@
         "minimist": {
           "version": "0.0.8",
           "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
-          "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0="
+          "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=",
+          "dev": true
         }
       }
     },
diff --git a/package.json b/package.json
index 9585ceca3..1170385e6 100644
--- a/package.json
+++ b/package.json
@@ -52,7 +52,6 @@
     "@types/chai": "^4.0.4",
     "@types/diff": "^3.2.1",
     "@types/minimist": "^1.2.0",
-    "@types/mkdirp": "^0.5.0",
     "@types/mocha": "^5.0.0",
     "@types/node": "^10.0.3",
     "@types/proxyquire": "^1.3.28",
@@ -79,7 +78,6 @@
     "diff": "^3.1.0",
     "make-error": "^1.1.1",
     "minimist": "^1.2.0",
-    "mkdirp": "^0.5.1",
     "source-map-support": "^0.5.6",
     "yn": "^2.0.0"
   }
diff --git a/src/index.ts b/src/index.ts
index b72e65321..90af40d9f 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,9 +1,6 @@
 import { relative, basename, extname, resolve, dirname, join } from 'path'
-import { readFileSync, writeFileSync } from 'fs'
-import { EOL, tmpdir, homedir } from 'os'
+import { EOL } from 'os'
 import sourceMapSupport = require('source-map-support')
-import mkdirp = require('mkdirp')
-import crypto = require('crypto')
 import yn = require('yn')
 import arrify = require('arrify')
 import { BaseError } from 'make-error'
@@ -150,15 +147,6 @@ export interface Register {
   getTypeInfo (code: string, fileName: string, position: number): TypeInfo
 }
 
-/**
- * Return a default temp directory based on home directory of user.
- */
-function getTmpDir (): string {
-  const hash = crypto.createHash('sha256').update(homedir(), 'utf8').digest('hex')
-
-  return join(tmpdir(), `ts-node-${hash}`)
-}
-
 /**
  * Register TypeScript compiler.
  */
@@ -193,7 +181,6 @@ export function register (opts: Options = {}): Register {
   // Require the TypeScript compiler and configuration.
   const cwd = process.cwd()
   const { compilerOptions, project, skipProject } = options
-  const compiler = options.compiler || 'typescript'
   const typeCheck = options.typeCheck === true || options.transpileOnly !== true
   const transformers = options.transformers || undefined
   const readFile = options.readFile || ts.sys.readFile
@@ -504,13 +491,6 @@ function updateSourceMap (sourceMapText: string, fileName: string) {
   return JSON.stringify(sourceMap)
 }
 
-/**
- * Create a hash of the current configuration.
- */
-function getCompilerDigest (obj: object) {
-  return crypto.createHash('sha256').update(JSON.stringify(obj), 'utf8').digest('hex')
-}
-
 /**
  * Filter diagnostics.
  */