[HOTFIX] Improve gofp.Map usage. (#27)

msales · Jun 7, 2023 · 986edc2 · 986edc2
1 parent d8f3a91
commit 986edc2
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diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
@@ -26,7 +26,7 @@ jobs:
         run: go version
 
       - name: Install staticcheck
-        run: go install honnef.co/go/tools/cmd/staticcheck@latest
+        run: go install honnef.co/go/tools/cmd/staticcheck@2022.1
 
       - name: Install cover
         run: go get -u golang.org/x/tools/cmd/cover

diff --git a/gofp/map.go b/gofp/map.go
@@ -2,8 +2,9 @@ package gofp
 
 // Map apply a function to all elements on an array
 func Map[T, V any](list []T, fn func(T) V) (res []V) {
+	res = make([]V, len(list))
 	for i := range list {
-		res = append(res, fn(list[i]))
+		res[i] = fn(list[i])
 	}
 
 	return