From 02a763d73edf5b792a4a9cc5f2acbbe997a6102e Mon Sep 17 00:00:00 2001 From: Matt Corallo Date: Fri, 30 Apr 2021 16:19:51 +0000 Subject: [PATCH] Handle generics on enums --- c-bindings-gen/src/main.rs | 25 ++++++++++++------------- 1 file changed, 12 insertions(+), 13 deletions(-) diff --git a/c-bindings-gen/src/main.rs b/c-bindings-gen/src/main.rs index fe3746c..1f17fef 100644 --- a/c-bindings-gen/src/main.rs +++ b/c-bindings-gen/src/main.rs @@ -1137,9 +1137,8 @@ fn writeln_enum<'a, 'b, W: std::io::Write>(w: &mut W, e: &'a syn::ItemEnum, type } writeln_docs(w, &e.attrs, ""); - if e.generics.lt_token.is_some() { - unimplemented!(); - } + let mut gen_types = GenericTypes::new(None); + assert!(gen_types.learn_generics(&e.generics, types)); let mut needs_free = false; @@ -1155,7 +1154,7 @@ fn writeln_enum<'a, 'b, W: std::io::Write>(w: &mut W, e: &'a syn::ItemEnum, type if export_status(&field.attrs) == ExportStatus::TestOnly { continue; } writeln_docs(w, &field.attrs, "\t\t"); write!(w, "\t\t{}: ", field.ident.as_ref().unwrap()).unwrap(); - types.write_c_type(w, &field.ty, None, false); + types.write_c_type(w, &field.ty, Some(&gen_types), false); writeln!(w, ",").unwrap(); } write!(w, "\t}}").unwrap(); @@ -1164,7 +1163,7 @@ fn writeln_enum<'a, 'b, W: std::io::Write>(w: &mut W, e: &'a syn::ItemEnum, type write!(w, "(").unwrap(); for (idx, field) in fields.unnamed.iter().enumerate() { if export_status(&field.attrs) == ExportStatus::TestOnly { continue; } - types.write_c_type(w, &field.ty, None, false); + types.write_c_type(w, &field.ty, Some(&gen_types), false); if idx != fields.unnamed.len() - 1 { write!(w, ",").unwrap(); } @@ -1204,9 +1203,9 @@ fn writeln_enum<'a, 'b, W: std::io::Write>(w: &mut W, e: &'a syn::ItemEnum, type let mut sink = ::std::io::sink(); let mut out: &mut dyn std::io::Write = if $ref { &mut sink } else { w }; let new_var = if $to_c { - types.write_to_c_conversion_new_var(&mut out, $field_ident, &$field.ty, None, false) + types.write_to_c_conversion_new_var(&mut out, $field_ident, &$field.ty, Some(&gen_types), false) } else { - types.write_from_c_conversion_new_var(&mut out, $field_ident, &$field.ty, None) + types.write_from_c_conversion_new_var(&mut out, $field_ident, &$field.ty, Some(&gen_types)) }; if $ref || new_var { if $ref { @@ -1214,9 +1213,9 @@ fn writeln_enum<'a, 'b, W: std::io::Write>(w: &mut W, e: &'a syn::ItemEnum, type if new_var { let nonref_ident = format_ident!("{}_nonref", $field_ident); if $to_c { - types.write_to_c_conversion_new_var(w, &nonref_ident, &$field.ty, None, false); + types.write_to_c_conversion_new_var(w, &nonref_ident, &$field.ty, Some(&gen_types), false); } else { - types.write_from_c_conversion_new_var(w, &nonref_ident, &$field.ty, None); + types.write_from_c_conversion_new_var(w, &nonref_ident, &$field.ty, Some(&gen_types)); } write!(w, "\n\t\t\t\t").unwrap(); } @@ -1244,16 +1243,16 @@ fn writeln_enum<'a, 'b, W: std::io::Write>(w: &mut W, e: &'a syn::ItemEnum, type ($field: expr, $field_ident: expr) => { { if export_status(&$field.attrs) == ExportStatus::TestOnly { continue; } if $to_c { - types.write_to_c_conversion_inline_prefix(w, &$field.ty, None, false); + types.write_to_c_conversion_inline_prefix(w, &$field.ty, Some(&gen_types), false); } else { - types.write_from_c_conversion_prefix(w, &$field.ty, None); + types.write_from_c_conversion_prefix(w, &$field.ty, Some(&gen_types)); } write!(w, "{}{}", $field_ident, if $ref { "_nonref" } else { "" }).unwrap(); if $to_c { - types.write_to_c_conversion_inline_suffix(w, &$field.ty, None, false); + types.write_to_c_conversion_inline_suffix(w, &$field.ty, Some(&gen_types), false); } else { - types.write_from_c_conversion_suffix(w, &$field.ty, None); + types.write_from_c_conversion_suffix(w, &$field.ty, Some(&gen_types)); } write!(w, ",").unwrap(); } } -- 2.39.5