impl FromMeta for PathBuf

TedDriggs · Nov 17, 2023 · 0c79e55 · 0c79e55
1 parent 12285c0
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -3,6 +3,7 @@
 ## Unreleased
 
 - Accept bare paths in `#[darling(default = ...)]` [#258](https://github.com/TedDriggs/darling/pull/258)
+- Add `FromMeta` impl for `PathBuf` [#259](https://github.com/TedDriggs/darling/pull/259)
 
 ## v0.20.3 (July 12, 2023)
 

diff --git a/core/src/from_meta.rs b/core/src/from_meta.rs
@@ -203,6 +203,12 @@ impl FromMeta for String {
     }
 }
 
+impl FromMeta for std::path::PathBuf {
+    fn from_string(s: &str) -> Result<Self> {
+        Ok(s.into())
+    }
+}
+
 /// Generate an impl of `FromMeta` that will accept strings which parse to numbers or
 /// integer literals.
 macro_rules! from_meta_num {
@@ -795,6 +801,14 @@ mod tests {
         assert_eq!(&fm::<String>(quote!(ignore = r#"world"#)), "world");
     }
 
+    #[test]
+    fn pathbuf_succeeds() {
+        assert_eq!(
+            fm::<std::path::PathBuf>(quote!(ignore = r#"C:\"#)),
+            std::path::PathBuf::from(r#"C:\"#)
+        );
+    }
+
     #[test]
     #[allow(clippy::float_cmp)] // we want exact equality
     fn number_succeeds() {