From d177d8ff633fe04a685754d7b8f52a19a8e8c2bf Mon Sep 17 00:00:00 2001
From: 18alantom <2.alan.tom@gmail.com>
Date: Thu, 18 Jan 2024 13:04:50 +0530
Subject: [PATCH] fix: check if installed FF supports use-cached

---
 bench/utils/bench.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/bench/utils/bench.py b/bench/utils/bench.py
index 743318f0..7e0b111f 100644
--- a/bench/utils/bench.py
+++ b/bench/utils/bench.py
@@ -354,11 +354,17 @@ def build_assets(bench_path=".", app=None, using_cached=False):
 	if app:
 		command += f" --app {app}"
 		
-	if using_cached:
+	if using_cached and can_use_cached(bench_path):
 		command += " --using-cached"
 	
 	exec_cmd(command, cwd=bench_path, env={"BENCH_DEVELOPER": "1"})
 
+def can_use_cached(bench_path=".") -> bool:
+	cmd = ["bench", "can-use-cached"]
+	return_code = subprocess.call(
+		cmd, cwd=bench_path, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL,
+	)
+	return not return_code
 
 def handle_version_upgrade(version_upgrade, bench_path, force, reset, conf):
 	from bench.utils import log, pause_exec