adjust trailing path conflict detection in Windows

Author: ayoisaiah

validate/validate.go

@@ -271,6 +271,10 @@ func checkTrailingPeriodConflictInWindows(
 		)
 
 		for _, v := range pathComponents {
+			if v == "." || v == ".." {
+				continue
+			}
+
 			if v != strings.TrimRight(v, ".") {
 				conflictDetected = true
 
@@ -284,6 +288,10 @@ func checkTrailingPeriodConflictInWindows(
 
 		if ctx.autoFix && conflictDetected {
 			for j, v := range pathComponents {
+				if v == "." || v == ".." {
+					continue
+				}
+
 				s := strings.TrimRight(v, ".")
 				pathComponents[j] = s
 			}

validate/validate_test/validate_windows_test.go

@@ -27,6 +27,24 @@ func TestValidateWindows(t *testing.T) {
 			},
 			ConflictDetected: true,
 		},
+		{
+			Name: ".. and . should not trigger a conflict",
+			Changes: file.Changes{
+				{
+					Source:  "index.js",
+					Target:  "../index.js",
+					BaseDir: "dev/nested",
+					Status:  status.OK,
+				},
+				{
+					Source:  "main.js",
+					Target:  "./main.js",
+					BaseDir: "dev",
+					Status:  status.Unchanged,
+				},
+			},
+			Want: []string{"dev/index.js", "dev/main.js"},
+		},
 		{
 			Name: "detect trailing period conflict in directories",
 			Changes: file.Changes{