From 0b14f0c5639837e0e439594628b7da86b375a240 Mon Sep 17 00:00:00 2001
From: Robert Bendun <rob.bendun@gmail.com>
Date: Sun, 8 Jan 2023 08:05:18 +0100
Subject: [PATCH] builtin duration: fill note length from context (#37)

---
 musique/interpreter/builtin_functions.cc | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/musique/interpreter/builtin_functions.cc b/musique/interpreter/builtin_functions.cc
index c7aae73..2efe886 100644
--- a/musique/interpreter/builtin_functions.cc
+++ b/musique/interpreter/builtin_functions.cc
@@ -928,9 +928,7 @@ static Result<Value> builtin_duration(Interpreter &interpreter, std::vector<Valu
 	for (auto &arg : args) {
 		Try(traverse(interpreter, std::move(arg), [&](Chord &c) {
 			for (Note &note : c.notes) {
-				if (note.length) {
-					total += *note.length;
-				}
+				total += note.length ? *note.length : interpreter.current_context->length;
 			}
 		}));
 	}