fix yaml2shell for "a single scalar only" input (#49)

Somehow it escaped the previous commit that promised this fix... :-/
fixposition · Nov 25, 2024 · d399bb3 · d399bb3
1 parent b6c00cb
commit d399bb3
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/fpsdk_apps/yaml2shell/yaml2shell.cpp b/fpsdk_apps/yaml2shell/yaml2shell.cpp
@@ -303,6 +303,11 @@ class YamlToShell
         // - "Escape" single quotes
         StrReplace(val, "'", "'\"'\"'");
 
+        // A YAML only consisting of a single scalar won't have a variable name
+        if (var.empty()) {
+            var = "value";  // like yq
+        }
+
         std::string str = Sprintf("%s='%s'\n", var.c_str(), val.c_str());
         size_ += str.size();
         num_++;