1 files changed, 17 insertions, 1 deletions
diff --git a/lib/repl.js b/lib/repl.js
index b6876bb8c6..98b0d2415d 100644
--- a/lib/repl.js
+++ b/lib/repl.js
@@ -98,7 +98,8 @@ const experimentalREPLAwait = require('internal/options').getOptionValue(
 );
 const {
   isRecoverableError,
-  kStandaloneREPL
+  kStandaloneREPL,
+  setupPreview,
 } = require('internal/repl/utils');
 const {
   getOwnNonIndexProperties,
@@ -204,6 +205,9 @@ function REPLServer(prompt,
     }
   }
 
+  const preview = options.terminal &&
+    (options.preview !== undefined ? !!options.preview : true);
+
   this.inputStream = options.input;
   this.outputStream = options.output;
   this.useColors = !!options.useColors;
@@ -804,9 +808,20 @@ function REPLServer(prompt,
     }
   });
 
+  const {
+    clearPreview,
+    showInputPreview
+  } = setupPreview(
+    this,
+    kContextId,
+    kBufferedCommandSymbol,
+    preview
+  );
+
   // Wrap readline tty to enable editor mode and pausing.
   const ttyWrite = self._ttyWrite.bind(self);
   self._ttyWrite = (d, key) => {
+    clearPreview();
     key = key || {};
     if (paused && !(self.breakEvalOnSigint && key.ctrl && key.name === 'c')) {
       pausedBuffer.push(['key', [d, key]]);
@@ -819,6 +834,7 @@ function REPLServer(prompt,
         self.clearLine();
       }
       ttyWrite(d, key);
+      showInputPreview();
       return;
     }