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Allow setting build_fn-specific pattern #327

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Allow setting build_fn-specific pattern #327

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4 changes: 3 additions & 1 deletion derive_builder_core/src/macro_options/darling_opts.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -137,6 +137,7 @@ pub struct BuildFn {
skip: bool,
name: Ident,
validate: Option<Path>,
pattern: Option<BuilderPattern>,
#[darling(flatten)]
visibility: VisibilityAttr,
/// Either the path to an existing error type that the build method should return or a meta
Expand Down Expand Up @@ -189,6 +190,7 @@ impl Default for BuildFn {
BuildFn {
skip: false,
name: Ident::new("build", Span::call_site()),
pattern: None,
validate: None,
visibility: Default::default(),
error: None,
Expand Down Expand Up @@ -701,7 +703,7 @@ impl Options {
enabled: !self.build_fn.skip,
ident: &self.build_fn.name,
visibility: self.build_method_vis(),
pattern: self.pattern,
pattern: self.build_fn.pattern.unwrap_or(self.pattern),
target_ty: &self.ident,
target_ty_generics: Some(ty_generics),
error_ty: self.builder_error_ident(),
Expand Down