From e60d1d9535996092b0996c7f96c7ab21a50b695c Mon Sep 17 00:00:00 2001
From: Aaron Lehmann <alehmann@netflix.com>
Date: Fri, 30 Apr 2021 18:25:39 -0700
Subject: [PATCH] Append rather than overwrite include patterns and exclude
 patterns

---
 pkg/llbutil/llbutil.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkg/llbutil/llbutil.go b/pkg/llbutil/llbutil.go
index b8b28548..1ad8c040 100644
--- a/pkg/llbutil/llbutil.go
+++ b/pkg/llbutil/llbutil.go
@@ -133,7 +133,7 @@ func WithIncludePatterns(includePatterns []string) CopyIncludePatterns {
 }
 
 func (ip CopyIncludePatterns) SetCopyOption(ci *llb.CopyInfo) {
-	ci.IncludePatterns = ([]string)(ip)
+	ci.IncludePatterns = append(ci.IncludePatterns, ip...)
 }
 
 type CopyExcludePatterns []string
@@ -143,7 +143,7 @@ func WithExcludePatterns(excludePatterns []string) CopyExcludePatterns {
 }
 
 func (ep CopyExcludePatterns) SetCopyOption(ci *llb.CopyInfo) {
-	ci.ExcludePatterns = ([]string)(ep)
+	ci.ExcludePatterns = append(ci.ExcludePatterns, ep...)
 }
 
 type Target string