Rename using => using_namespaces

src/bindgen/bindings.rs

@@ -217,8 +217,8 @@ impl Bindings {
             }
 
             if self.config.language == Language::Cxx || self.config.cpp_compat {
-                if let Some(ref using) = self.config.using {
-                    for namespace in using {
+                if let Some(ref using_namespaces) = self.config.using_namespaces {
+                    for namespace in using_namespaces {
                         out.new_line();
                         write!(out, "using namespace {};", namespace);
                     }

src/bindgen/config.rs

@@ -621,8 +621,8 @@ pub struct Config {
     pub namespace: Option<String>,
     /// An optional list of namespaces. Only applicable when language="C++"
     pub namespaces: Option<Vec<String>>,
-    /// An optional list of namespaces to ddeclare as using. Only applicable when language="C++"
-    pub using: Option<Vec<String>>,
+    /// An optional list of namespaces to declare as using. Only applicable when language="C++"
+    pub using_namespaces: Option<Vec<String>>,
     /// The style to use for braces
     pub braces: Braces,
     /// The preferred length of a line, used for auto breaking function arguments
@@ -674,7 +674,7 @@ impl Default for Config {
             no_includes: false,
             namespace: None,
             namespaces: None,
-            using: None,
+            using_namespaces: None,
             braces: Braces::SameLine,
             line_length: 100,
             tab_width: 2,

tests/expectations/using_namespaces.cpp

@@ -3,6 +3,8 @@
 #include <cstdlib>
 #include <new>
 
+namespace root {
+
 using namespace std;
 
 extern "C" {
@@ -10,3 +12,5 @@ extern "C" {
 void root();
 
 } // extern "C"
+
+} // namespace root

tests/rust/using.toml

@@ -1 +0,0 @@
-using = ["std"]

tests/rust/using_namespaces.toml

@@ -0,0 +1,2 @@
+namespaces = ["root"]
+using_namespaces = ["std"]