From 00b11087b46f6cbd029678214d915a7c4b3e8a88 Mon Sep 17 00:00:00 2001
From: Robert Bendun <rob.bendun@gmail.com>
Date: Mon, 29 Aug 2022 21:48:35 +0200
Subject: [PATCH] When playing empty chord user gets pause with default length

---
 src/interpreter.cc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/interpreter.cc b/src/interpreter.cc
index b22c172..ecb63e8 100644
--- a/src/interpreter.cc
+++ b/src/interpreter.cc
@@ -217,9 +217,13 @@ void Interpreter::leave_scope()
 Result<void> Interpreter::play(Chord chord)
 {
 	Try(ensure_midi_connection_available(*this, Midi_Connection_Type::Output, "play"));
-
 	auto &ctx = context_stack.back();
 
+	if (chord.notes.size() == 0) {
+		std::this_thread::sleep_for(ctx.length_to_duration(ctx.length));
+		return {};
+	}
+
 	// Fill all notes that don't have octave or length with defaults
 	std::transform(chord.notes.begin(), chord.notes.end(), chord.notes.begin(), [&](Note note) { return ctx.fill(note); });