only warn about shellVarName not existing if it's been set.

justjanne · May 5, 2021 · c162128 · c162128
1 parent b5a2519
commit c162128
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/segment-shellvar.go b/segment-shellvar.go
@@ -11,7 +11,9 @@ func segmentShellVar(p *powerline) []pwl.Segment {
 	varContent, varExists := os.LookupEnv(shellVarName)
 
 	if !varExists {
-		warn("Shell variable " + shellVarName + " does not exist.")
+		if shellVarName != "" {
+			warn("Shell variable " + shellVarName + " does not exist.")
+		}
 		return []pwl.Segment{}
 	}