diff options
Diffstat (limited to 'src/utils/doc_comments.rs')
| -rw-r--r-- | src/utils/doc_comments.rs | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/src/utils/doc_comments.rs b/src/utils/doc_comments.rs index 5183b6b..63c6ad1 100644 --- a/src/utils/doc_comments.rs +++ b/src/utils/doc_comments.rs @@ -6,24 +6,26 @@ use std::iter; pub fn extract_doc_comment(attrs: &[syn::Attribute]) -> Vec<String> { - use syn::Lit::*; - use syn::Meta::*; - use syn::MetaNameValue; - // multiline comments (`/** ... */`) may have LFs (`\n`) in them, // we need to split so we could handle the lines correctly // // we also need to remove leading and trailing blank lines let mut lines: Vec<_> = attrs .iter() - .filter(|attr| attr.path.is_ident("doc")) + .filter(|attr| attr.path().is_ident("doc")) .filter_map(|attr| { - if let Ok(NameValue(MetaNameValue { lit: Str(s), .. })) = attr.parse_meta() { - Some(s.value()) - } else { - // non #[doc = "..."] attributes are not our concern - // we leave them for rustc to handle - None + // non #[doc = "..."] attributes are not our concern + // we leave them for rustc to handle + match &attr.meta { + syn::Meta::NameValue(syn::MetaNameValue { + value: + syn::Expr::Lit(syn::ExprLit { + lit: syn::Lit::Str(s), + .. + }), + .. + }) => Some(s.value()), + _ => None, } }) .skip_while(|s| is_blank(s)) |