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13 lines
430 B
Rust
13 lines
430 B
Rust
pub(crate) fn get_generic_type(ty: &syn::Type) -> Option<&syn::Type> {
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if let syn::Type::Path(syn::TypePath { path, .. }) = ty
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&& let Some(seg) = path.segments.last()
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&& let syn::PathArguments::AngleBracketed(syn::AngleBracketedGenericArguments {
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args, ..
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}) = &seg.arguments
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&& let Some(syn::GenericArgument::Type(t)) = &args.first()
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{
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return Some(t);
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}
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None
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}
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