readline: fix behaviour of Interface plugged to a non-terminal output

Fixes: https://github.com/nodejs/node/issues/36773

PR-URL: https://github.com/nodejs/node/pull/36774
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>

1 files changed, 3 insertions, 3 deletions

diff --git a/lib/readline.js b/lib/readline.js
index ffd2aab5517..6fe456ec313 100644
--- a/lib/readline.js
+++ b/lib/readline.js
@@ -252,9 +252,6 @@ function Interface(input, output, completer, terminal) {
     input.on('keypress', onkeypress);
     input.on('end', ontermend);
 
-    // Current line
-    this.line = '';
-
     this._setRawMode(true);
     this.terminal = true;
 
@@ -270,6 +267,9 @@ function Interface(input, output, completer, terminal) {
     self.once('close', onSelfCloseWithTerminal);
   }
 
+  // Current line
+  this.line = '';
+
   input.resume();
 }