]> git.bitcoin.ninja Git - rust-lightning/commitdiff
[bindings] Avoid double-use'ing traits by writing out the path
authorMatt Corallo <git@bluematt.me>
Mon, 1 Mar 2021 22:06:25 +0000 (17:06 -0500)
committerMatt Corallo <git@bluematt.me>
Sun, 7 Mar 2021 18:06:07 +0000 (13:06 -0500)
c-bindings-gen/src/main.rs

index 5b99cd681819df8ad6643272224cc97d57e8bc17..f2f684fd64e985179af6ec5839374caa6f2da142 100644 (file)
@@ -808,10 +808,10 @@ fn writeln_impl<W: std::io::Write>(w: &mut W, i: &syn::ItemImpl, types: &mut Typ
                                                                }
                                                        }
                                                ) );
                                                                }
                                                        }
                                                ) );
-                                               write!(w, "\t}}\n}}\nuse {}::{} as {}TraitImport;\n", types.orig_crate, full_trait_path, trait_obj.ident).unwrap();
+                                               writeln!(w, "\t}}\n}}\n").unwrap();
 
                                                macro_rules! impl_meth {
 
                                                macro_rules! impl_meth {
-                                                       ($m: expr, $trait: expr, $indent: expr) => {
+                                                       ($m: expr, $trait_path: expr, $trait: expr, $indent: expr) => {
                                                                let trait_method = $trait.items.iter().filter_map(|item| {
                                                                        if let syn::TraitItem::Method(t_m) = item { Some(t_m) } else { None }
                                                                }).find(|trait_meth| trait_meth.sig.ident == $m.sig.ident).unwrap();
                                                                let trait_method = $trait.items.iter().filter_map(|item| {
                                                                        if let syn::TraitItem::Method(t_m) = item { Some(t_m) } else { None }
                                                                }).find(|trait_meth| trait_meth.sig.ident == $m.sig.ident).unwrap();
@@ -842,9 +842,9 @@ fn writeln_impl<W: std::io::Write>(w: &mut W, i: &syn::ItemImpl, types: &mut Typ
                                                                        t_gen_args += "_"
                                                                }
                                                                if takes_self {
                                                                        t_gen_args += "_"
                                                                }
                                                                if takes_self {
-                                                                       write!(w, "<native{} as {}TraitImport<{}>>::{}(unsafe {{ &mut *(this_arg as *mut native{}) }}, ", ident, $trait.ident, t_gen_args, $m.sig.ident, ident).unwrap();
+                                                                       write!(w, "<native{} as {}::{}<{}>>::{}(unsafe {{ &mut *(this_arg as *mut native{}) }}, ", ident, types.orig_crate, $trait_path, t_gen_args, $m.sig.ident, ident).unwrap();
                                                                } else {
                                                                } else {
-                                                                       write!(w, "<native{} as {}TraitImport<{}>>::{}(", ident, $trait.ident, t_gen_args, $m.sig.ident).unwrap();
+                                                                       write!(w, "<native{} as {}::{}<{}>>::{}(", ident, types.orig_crate, $trait_path, t_gen_args, $m.sig.ident).unwrap();
                                                                }
 
                                                                let mut real_type = "".to_string();
                                                                }
 
                                                                let mut real_type = "".to_string();
@@ -881,20 +881,19 @@ fn writeln_impl<W: std::io::Write>(w: &mut W, i: &syn::ItemImpl, types: &mut Typ
                                                for item in i.items.iter() {
                                                        match item {
                                                                syn::ImplItem::Method(m) => {
                                                for item in i.items.iter() {
                                                        match item {
                                                                syn::ImplItem::Method(m) => {
-                                                                       impl_meth!(m, trait_obj, "");
+                                                                       impl_meth!(m, full_trait_path, trait_obj, "");
                                                                },
                                                                syn::ImplItem::Type(_) => {},
                                                                _ => unimplemented!(),
                                                        }
                                                }
                                                walk_supertraits!(trait_obj, Some(&types), (
                                                                },
                                                                syn::ImplItem::Type(_) => {},
                                                                _ => unimplemented!(),
                                                        }
                                                }
                                                walk_supertraits!(trait_obj, Some(&types), (
-                                                       (s, t) => {
+                                                       (s, _) => {
                                                                if let Some(supertrait_obj) = types.crate_types.traits.get(s).cloned() {
                                                                if let Some(supertrait_obj) = types.crate_types.traits.get(s).cloned() {
-                                                                       writeln!(w, "use {}::{} as native{}Trait;", types.orig_crate, s, t).unwrap();
                                                                        for item in supertrait_obj.items.iter() {
                                                                                match item {
                                                                                        syn::TraitItem::Method(m) => {
                                                                        for item in supertrait_obj.items.iter() {
                                                                                match item {
                                                                                        syn::TraitItem::Method(m) => {
-                                                                                               impl_meth!(m, supertrait_obj, "\t");
+                                                                                               impl_meth!(m, s, supertrait_obj, "\t");
                                                                                        },
                                                                                        _ => {},
                                                                                }
                                                                                        },
                                                                                        _ => {},
                                                                                }