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-rw-r--r--vendor/darling-0.14.4/tests/computed_bound.rs42
1 files changed, 42 insertions, 0 deletions
diff --git a/vendor/darling-0.14.4/tests/computed_bound.rs b/vendor/darling-0.14.4/tests/computed_bound.rs
new file mode 100644
index 000000000..abdb1022c
--- /dev/null
+++ b/vendor/darling-0.14.4/tests/computed_bound.rs
@@ -0,0 +1,42 @@
+use darling::{FromDeriveInput, FromMeta};
+
+fn parse<T: FromDeriveInput>(src: &str) -> T {
+ let ast = syn::parse_str(src).unwrap();
+ FromDeriveInput::from_derive_input(&ast).unwrap()
+}
+
+#[derive(FromMeta, PartialEq, Eq, Debug)]
+enum Volume {
+ Whisper,
+ Talk,
+ Shout,
+}
+
+#[derive(FromDeriveInput)]
+#[darling(attributes(speak))]
+struct SpeakingOptions<T: Default, U> {
+ max_volume: U,
+ #[darling(skip)]
+ #[allow(dead_code)]
+ additional_data: T,
+}
+
+#[derive(Default)]
+struct Phoneme {
+ #[allow(dead_code)]
+ first: String,
+}
+
+#[test]
+fn skipped_field() {
+ let parsed: SpeakingOptions<Phoneme, Volume> = parse(
+ r#"
+ #[derive(Speak)]
+ #[speak(max_volume = "shout")]
+ enum HtmlElement {
+ Div(String)
+ }
+ "#,
+ );
+ assert_eq!(parsed.max_volume, Volume::Shout);
+}