Made ComputePriority function public

Author: cmaglie

Diff for: arduino/libraries/librariesresolver/cpp.go

@@ -123,7 +123,7 @@ func (resolver *Cpp) ResolveFor(header, architecture string) *libraries.Library
 	var found libraries.List
 	var foundPriority int
 	for _, lib := range resolver.headers[header] {
-		libPriority := computePriority(lib, header, architecture)
+		libPriority := ComputePriority(lib, header, architecture)
 		msg := "  discarded"
 		if found == nil || foundPriority < libPriority {
 			found = libraries.List{}
@@ -164,7 +164,10 @@ func simplify(name string) string {
 	return name
 }
 
-func computePriority(lib *libraries.Library, header, arch string) int {
+// ComputePriority returns an integer value representing the priority of the library
+// for the specified header and architecture. The higher the value, the higher the
+// priority.
+func ComputePriority(lib *libraries.Library, header, arch string) int {
 	header = strings.TrimSuffix(header, filepath.Ext(header))
 	header = simplify(header)
 	name := simplify(lib.Name)

Diff for: arduino/libraries/librariesresolver/cpp_test.go

@@ -102,13 +102,13 @@ func TestClosestMatchWithTotallyDifferentNames(t *testing.T) {
 }
 
 func TestCppHeaderPriority(t *testing.T) {
-	r1 := computePriority(l1, "calculus_lib.h", "avr")
-	r2 := computePriority(l2, "calculus_lib.h", "avr")
-	r3 := computePriority(l3, "calculus_lib.h", "avr")
-	r4 := computePriority(l4, "calculus_lib.h", "avr")
-	r5 := computePriority(l5, "calculus_lib.h", "avr")
-	r6 := computePriority(l6, "calculus_lib.h", "avr")
-	r7 := computePriority(l7, "calculus_lib.h", "avr")
+	r1 := ComputePriority(l1, "calculus_lib.h", "avr")
+	r2 := ComputePriority(l2, "calculus_lib.h", "avr")
+	r3 := ComputePriority(l3, "calculus_lib.h", "avr")
+	r4 := ComputePriority(l4, "calculus_lib.h", "avr")
+	r5 := ComputePriority(l5, "calculus_lib.h", "avr")
+	r6 := ComputePriority(l6, "calculus_lib.h", "avr")
+	r7 := ComputePriority(l7, "calculus_lib.h", "avr")
 	require.True(t, r1 > r2)
 	require.True(t, r2 > r3)
 	require.True(t, r3 > r4)