fix: disable stdin for programatic usage

.travis.yml

@@ -1,4 +1,7 @@
 language: node_js
+before_install:
+  - sudo apt-get -qq update
+  - sudo apt-get install -y g++-multilib
 node_js:
 - '6'
 script: npm run asset-compile

README.md

@@ -11,7 +11,7 @@
 <p align="center">Nexe is a command-line utility that compiles your Node.js application into a single executable file.</p>
 
 <p align="center">
-  <img src="https://cloud.githubusercontent.com/assets/5818726/26533446/ce19ee5a-43de-11e7-9540-caf7ebd93370.gif"/>
+  <img src="https://user-images.githubusercontent.com/5818726/30999006-df7e0ae0-a497-11e7-96db-9ce87ae67b34.gif"/>
 </p>
 
 ## Motivation and Features

package.json

@@ -2,7 +2,7 @@
   "name": "nexe",
   "description": "Create a single executable out of your Node.js application",
   "license": "MIT",
-  "version": "2.0.0-rc.9",
+  "version": "2.0.0-rc.10",
   "contributors": [
     "Craig Condon <craig.j.condon@gmail.com> (http://crcn.io)",
     "Jared Allard <jaredallard@outlook.com>",

src/options.ts

@@ -34,6 +34,7 @@ export interface NexeOptions {
   native: any
   empty: boolean
   sourceUrl?: string
+  enableStdIn?: boolean
   python?: string
   loglevel: 'info' | 'silent' | 'verbose'
   silent?: boolean
@@ -82,7 +83,7 @@ const alias = {
   l: 'loglevel',
   'fake-argv': 'fakeArgv'
 }
-const argv = parseArgv(process.argv, { alias, default: defaults })
+const argv = parseArgv(process.argv, { alias, default: { ...defaults, enableStdIn: true } })
 const g = c.gray
 let help = `
 ${c.bold('nexe <entry-file> [options]')}

src/steps/cli.ts

@@ -5,15 +5,18 @@ import { readFileAsync, dequote, isWindows } from '../util'
 import { NexeCompiler } from '../compiler'
 import { NexeTarget } from '../target'
 
-function readStreamAsync(stream: NodeJS.ReadableStream): PromiseLike<string> {
+function getStdIn(stdin: NodeJS.ReadStream): Promise<string> {
   return new Promise(resolve => {
-    let input = ''
-    stream.setEncoding('utf-8')
-    stream.on('data', (x: string) => {
-      input += x
-    })
-    stream.once('end', () => resolve(dequote(input)))
-    stream.resume && stream.resume()
+    let out = ''
+    stdin
+      .setEncoding('utf8')
+      .on('readable', () => {
+        let current
+        while ((current = stdin.read())) {
+          out += current
+        }
+      })
+      .on('end', () => resolve(out))
   })
 }
 
@@ -34,9 +37,9 @@ function readStreamAsync(stream: NodeJS.ReadableStream): PromiseLike<string> {
 export default async function cli(compiler: NexeCompiler, next: () => Promise<void>) {
   const { log } = compiler
   let stdInUsed = false
-  if (!process.stdin.isTTY) {
+  if (!process.stdin.isTTY && compiler.options.enableStdIn) {
     stdInUsed = true
-    compiler.input = await readStreamAsync(process.stdin)
+    compiler.input = await getStdIn(process.stdin)
   }
 
   await next()
@@ -53,10 +56,10 @@ export default async function cli(compiler: NexeCompiler, next: () => Promise<vo
         if (e) {
           reject(e)
         } else if (compiler.output) {
-          chmodSync(compiler.output, '755')
+          chmodSync(compiler.output, '755') //todo fix erroneous rw mode change
           step.log(
             `Entry: '${stdInUsed
-              ? '[stdin]'
+              ? compiler.options.empty ? '[empty]' : '[stdin]'
               : compiler.options.input}' written to: ${compiler.output}`
           )
           resolve(compiler.quit())

tasks/asset-compile.ts

@@ -66,13 +66,12 @@ async function build () {
     
     const stop = keepalive()
     if (target.platform === 'alpine') {
-      await runAlpineBuild(target, nexe.version.split('.')[0])
+      await runAlpineBuild(target)
     } else {
       await nexe.compile(options)      
     }
     stop()
     
-    
     if (await pathExistsAsync(output)) {
       await assertNexeBinary(output)
       const gitRelease = await getLatestGitRelease({ headers })

tasks/docker.ts

@@ -5,7 +5,7 @@ import got = require('got')
 import execa = require('execa')
 import { appendFileSync } from 'fs'
 
-function alpine (target: NexeTarget, nexeVersion: string) {  
+function alpine (target: NexeTarget) {  
   return `
 FROM ${target.arch === 'x64' ? '' : 'i386/'}alpine:3.4
 RUN apk add --no-cache curl make gcc g++ binutils-gold python linux-headers paxctl libgcc libstdc++ git vim tar gzip wget
@@ -26,8 +26,8 @@ RUN rm /nexe_temp/\${NODE_VERSION}/out/Release/node && \
 `.trim()
 }
 
-export async function runAlpineBuild (target: NexeTarget, nexeVersion: string) {
-  await writeFileAsync('Dockerfile', alpine(target, nexeVersion))
+export async function runAlpineBuild (target: NexeTarget) {
+  await writeFileAsync('Dockerfile', alpine(target))
   const outFilename = 'nexe-alpine-build-log.txt'
   await writeFileAsync(outFilename, '')
   let output: any = []