From 965d1c6fcd194a936a01130f77360dc21dfc57b8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Patrick=20Jos=C3=A9=20Pereira?= <patrickelectric@gmail.com>
Date: Fri, 17 Nov 2023 10:59:24 -0300
Subject: [PATCH] build: Add human friendly message if yarn is not installed
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Signed-off-by: Patrick José Pereira <patrickelectric@gmail.com>
---
 build.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/build.rs b/build.rs
index 357fb0d4..6c51c625 100644
--- a/build.rs
+++ b/build.rs
@@ -90,6 +90,10 @@ fn build_with_yarn() {
     // Build with YARN
     let frontend_dir = Path::new("./src/stream/webrtc/frontend");
     frontend_dir.try_exists().unwrap();
+    Command::new("yarn")
+        .args(["--version"])
+        .status()
+        .expect("Failed to build frontend, `yarn` appears to be not installed.");
     Command::new("yarn")
         .args(["install"])
         .current_dir(frontend_dir)