refactor: remove yaml_escape, use metadata_to_yaml everywhere

Author: dubadub

src/builder.rs

@@ -364,10 +364,11 @@ impl RecipeImporterBuilder {
         if has_name || has_metadata {
             output.push_str("---\n");
             if has_name {
-                output.push_str(&format!(
-                    "title: {}\n",
-                    crate::pipelines::yaml_escape(&components.name)
-                ));
+                let title_yaml = crate::pipelines::metadata_to_yaml(&[(
+                    "title".to_string(),
+                    components.name.clone(),
+                )]);
+                output.push_str(&title_yaml);
             }
             if has_metadata {
                 output.push_str(&components.metadata);

src/lib.rs

@@ -161,10 +161,11 @@ pub async fn text_to_cooklang(components: &RecipeComponents) -> Result<String, I
             if has_name || has_metadata {
                 let mut frontmatter = String::from("---\n");
                 if has_name {
-                    frontmatter.push_str(&format!(
-                        "title: {}\n",
-                        crate::pipelines::yaml_escape(&components.name)
-                    ));
+                    let title_yaml = crate::pipelines::metadata_to_yaml(&[(
+                        "title".to_string(),
+                        components.name.clone(),
+                    )]);
+                    frontmatter.push_str(&title_yaml);
                 }
                 if has_metadata {
                     frontmatter.push_str(&components.metadata);

src/pipelines/mod.rs

@@ -19,12 +19,6 @@ pub fn sanitize_name(name: &str) -> String {
     name.split_whitespace().collect::<Vec<_>>().join(" ")
 }
 
-/// Serialize a YAML scalar value using serde_yaml.
-pub fn yaml_escape(value: &str) -> String {
-    let yaml = serde_yaml::to_string(&value).unwrap_or_else(|_| value.to_string());
-    yaml.trim_end().to_string()
-}
-
 /// Build a YAML metadata string from a Recipe's fields.
 /// Handles nested values (e.g. nutrition) by parsing pre-formatted YAML blocks.
 pub fn metadata_to_yaml(entries: &[(String, String)]) -> String {
@@ -57,29 +51,6 @@ pub fn metadata_to_yaml(entries: &[(String, String)]) -> String {
 mod tests {
     use super::*;
 
-    #[test]
-    fn test_yaml_escape_plain_value() {
-        assert_eq!(yaml_escape("hello world"), "hello world");
-    }
-
-    #[test]
-    fn test_yaml_escape_colon() {
-        assert_eq!(yaml_escape("test : sub"), "'test : sub'");
-    }
-
-    #[test]
-    fn test_yaml_escape_url() {
-        assert_eq!(
-            yaml_escape("http://example.com/recipe"),
-            "http://example.com/recipe"
-        );
-    }
-
-    #[test]
-    fn test_yaml_escape_hash() {
-        assert_eq!(yaml_escape("value # comment"), "'value # comment'");
-    }
-
     #[test]
     fn test_metadata_to_yaml_simple() {
         let entries = vec![