[bindings] Handle ::-containing paths in generics

TheBlueMatt · TheBlueMatt · commit 971569b11abf · 2021-03-06T09:57:10.000-05:00
Specifically, this is required for some paths which use
`Option&lt;msgs::Message&gt;`.
diff --git a/c-bindings-gen/src/types.rs b/c-bindings-gen/src/types.rs
@@ -1946,11 +1946,7 @@ impl<'a, 'c: 'a> TypeResolver<'a, 'c> {
 									if !self.write_c_path_intern(w, &$p_arg.path, generics, true, true, true) { return false; }
 								}
 							} else {
-								if $p_arg.path.segments.len() == 1 {
-									write!(w, "{}", $p_arg.path.segments.iter().next().unwrap().ident).unwrap();
-								} else {
-									return false;
-								}
+								write!(w, "{}", $p_arg.path.segments.last().unwrap().ident).unwrap();
 							}
 						} else if self.is_known_container(&subtype, is_ref) || self.is_transparent_container(&subtype, is_ref) {
 							if !self.write_c_mangled_container_path_intern(w, Self::path_to_generic_args(&$p_arg.path), generics,

Original file line number	Diff line number	Diff line change
`@@ -1946,11 +1946,7 @@ impl<'a, 'c: 'a> TypeResolver<'a, 'c> {`
`1946`	`1946`	`if !self.write_c_path_intern(w, &$p_arg.path, generics, true, true, true) { return false; }`
`1947`	`1947`	`}`
`1948`	`1948`	`} else {`
`1949`		`- if $p_arg.path.segments.len() == 1 {`
`1950`		`- write!(w, "{}", $p_arg.path.segments.iter().next().unwrap().ident).unwrap();`
`1951`		`- } else {`
`1952`		`- return false;`
`1953`		`- }`
	`1949`	`+ write!(w, "{}", $p_arg.path.segments.last().unwrap().ident).unwrap();`
`1954`	`1950`	`}`
`1955`	`1951`	`} else if self.is_known_container(&subtype, is_ref) \|\| self.is_transparent_container(&subtype, is_ref) {`
`1956`	`1952`	`if !self.write_c_mangled_container_path_intern(w, Self::path_to_generic_args(&$p_arg.path), generics,`