Enable configuration of the cache directory

README.md

@@ -84,6 +84,7 @@ ts-node --compiler ntypescript --project src --ignoreWarnings 2304 hello-world.t
 * **--fast, -F** Use TypeScript's `transpileModule` mode (no type checking, but faster compilation) (also `process.env.TS_NODE_FAST`)
 * **--lazy, -L** Lazily defer TypeScript initialization until first `.ts` file
 * **--no-cache** Skip hitting the compiled JavaScript cache
+* **--cache-directory** Configure the TypeScript cache directory
 
 ### Programmatic Usage
 

src/_bin.ts

@@ -1,6 +1,8 @@
 import { join, resolve } from 'path'
 import { start } from 'repl'
 import { inspect } from 'util'
+import arrify = require('arrify')
+import extend = require('xtend')
 import Module = require('module')
 import minimist = require('minimist')
 import chalk = require('chalk')
@@ -14,6 +16,7 @@ interface Argv {
   fast?: boolean
   lazy?: boolean
   cache?: boolean
+  cacheDirectory?: string
   version?: boolean
   help?: boolean
   compiler?: string
@@ -24,7 +27,7 @@ interface Argv {
   _: string[]
 }
 
-const strings = ['eval', 'print', 'compiler', 'project', 'ignoreWarnings']
+const strings = ['eval', 'print', 'compiler', 'project', 'ignoreWarnings', 'cacheDirectory']
 const booleans = ['help', 'fast', 'lazy', 'version', 'disableWarnings', 'cache']
 
 const aliases: { [key: string]: string[] } = {
@@ -36,6 +39,7 @@ const aliases: { [key: string]: string[] } = {
   print: ['p'],
   project: ['P'],
   compiler: ['C'],
+  cacheDirectory: ['cache-directory'],
   ignoreWarnings: ['I', 'ignore-warnings'],
   disableWarnings: ['D', 'disable-warnings'],
   compilerOptions: ['O', 'compiler-options']
@@ -116,13 +120,14 @@ Options:
   -e, --eval [code]             Evaluate code
   -p, --print [code]            Evaluate code and print result
   -C, --compiler [name]         Specify a custom TypeScript compiler
-  -I, --ignoreWarnings [codes]  Ignore TypeScript warnings by diagnostic code
+  -I, --ignoreWarnings [code]   Ignore TypeScript warnings by diagnostic code
   -D, --disableWarnings         Ignore every TypeScript warning
   -P, --project [path]          Path to TypeScript project (or \`false\`)
   -O, --compilerOptions [opts]  JSON compiler options to merge with compilation
   -L, --lazy                    Lazily load TypeScript compilation
   -F, --fast                    Run TypeScript compilation in transpile mode
   --no-cache                    Disable the TypeScript cache
+  --cache-directory             Configure the TypeScript cache directory
 `)
 
   process.exit(0)
@@ -149,19 +154,12 @@ const isEval = isEvalScript || stop === process.argv.length
 const isPrinted = argv.print != null
 
 // Register the TypeScript compiler instance.
-const service = register({
+const service = register(extend(argv, {
   getFile: isEval ? getFileEval : getFile,
   getVersion: isEval ? getVersionEval : getVersion,
   fileExists: isEval ? fileExistsEval : fileExists,
-  fast: argv.fast,
-  lazy: argv.lazy,
-  cache: argv.cache,
-  compiler: argv.compiler,
-  ignoreWarnings: list(argv.ignoreWarnings),
-  project: argv.project,
-  disableWarnings: argv.disableWarnings,
-  compilerOptions: argv.compilerOptions
-})
+  ignoreWarnings: arrify(argv.ignoreWarnings)
+}))
 
 // TypeScript files must always end with `.ts`.
 const EVAL_FILENAME = '[eval].ts'
@@ -356,13 +354,6 @@ function replEval (code: string, context: any, filename: string, callback: (err?
   callback(err, result)
 }
 
-/**
- * Split a string of values into an array.
- */
-function list (value: string | string[]) {
-  return String(value).split(/ *, */)
-}
-
 /**
  * Get the file text, checking for eval first.
  */

src/index.ts

@@ -9,8 +9,6 @@ import crypto = require('crypto')
 import { BaseError } from 'make-error'
 import * as TS from 'typescript'
 
-const TMP_DIR = join(tmpdir(), 'ts-node')
-
 const pkg = require('../package.json')
 const oldHandlers: { [key: string]: any } = {}
 
@@ -62,6 +60,7 @@ export interface Options {
   fast?: boolean
   lazy?: boolean
   cache?: boolean
+  cacheDirectory?: string
   compiler?: string
   project?: string
   ignoreWarnings?: Array<number | string>
@@ -98,6 +97,7 @@ const DEFAULT_OPTIONS: Options = {
   getVersion,
   fileExists,
   cache: process.env.TS_NODE_CACHE,
+  cacheDirectory: process.env.TS_NODE_CACHE_DIRECTORY || join(tmpdir(), 'ts-node'),
   disableWarnings: process.env.TS_NODE_DISABLE_WARNINGS,
   compiler: process.env.TS_NODE_COMPILER,
   project: process.env.TS_NODE_PROJECT,
@@ -148,7 +148,7 @@ export function register (opts?: Options): () => Register {
     const ts: typeof TS = require(options.compiler)
     const config = readConfig(options, cwd, ts)
     const configDiagnostics = formatDiagnostics(config.errors, options, cwd, ts)
-    const cachedir = join(TMP_DIR, getCompilerDigest(ts, options, config))
+    const cachedir = join(resolve(cwd, options.cacheDirectory), getCompilerDigest(ts, options, config))
 
     // Make sure the temp cache directory exists.
     mkdirp.sync(cachedir)