resolves #196 wait for all output to be written to stdout (#197)

Author: ggrossetie

lib/invoker.js

@@ -1,5 +1,7 @@
+/* global Opal */
 const fs = require('fs')
 const ospath = require('path')
+const { once } = require('events')
 const asciidoctor = require('@asciidoctor/core')()
 const pkg = require('../package.json')
 const stdin = require('./stdin')
@@ -24,10 +26,10 @@ class Invoker {
     const failureLevel = options.failure_level
     if (this.options.stdin) {
       await Invoker.convertFromStdin(options, args)
-      Invoker.exit(failureLevel)
+      await Invoker.exit(failureLevel, options)
     } else if (files && files.length > 0) {
       Invoker.processFiles(files, verbose, args.timings, options)
-      Invoker.exit(failureLevel)
+      await Invoker.exit(failureLevel, options)
     } else {
       this.showHelp()
       process.exit(0)
@@ -99,7 +101,7 @@ CLI version ${pkg.version}`
   }
 
   static processFiles (files, verbose, timings, options) {
-    files.forEach((file) => {
+    for (const file of files) {
       if (verbose) {
         console.log(`converting file ${file}`)
       }
@@ -111,7 +113,7 @@ CLI version ${pkg.version}`
       } else {
         Invoker.convertFile(file, options)
       }
-    })
+    }
   }
 
   static requireLibrary (requirePath, cwd = process.cwd()) {
@@ -142,12 +144,15 @@ CLI version ${pkg.version}`
     }
   }
 
-  static exit (failureLevel) {
+  static async exit (failureLevel, options = {}) {
     let code = 0
     const logger = asciidoctor.LoggerManager.getLogger()
     if (logger && typeof logger.getMaxSeverity === 'function' && logger.getMaxSeverity() && logger.getMaxSeverity() >= failureLevel) {
       code = 1
     }
+    if (options.to_file === Opal.gvars.stdout) {
+      await once(process.stdout.end(), 'close')
+    }
     process.exit(code)
   }
 }

package-lock.json

@@ -54,7 +54,7 @@
     "chai": "^4.2.0",
     "dirty-chai": "^2.0.1",
     "mocha": "9.2.2",
-    "sinon": "^13.0.0",
+    "sinon": "^14.0.0",
     "standard": "16.0.4"
   },
   "peerDependencies": {