Gate signatures on the config

src/librustc_save_analysis/sig.rs

@@ -45,21 +45,33 @@ use syntax::print::pprust;
 
 
 pub fn item_signature(item: &ast::Item, scx: &SaveContext) -> Option<Signature> {
+    if !scx.config.signatures {
+        return None;
+    }
     item.make(0, None, scx).ok()
 }
 
 pub fn foreign_item_signature(item: &ast::ForeignItem, scx: &SaveContext) -> Option<Signature> {
+    if !scx.config.signatures {
+        return None;
+    }
     item.make(0, None, scx).ok()
 }
 
 /// Signature for a struct or tuple field declaration.
 /// Does not include a trailing comma.
 pub fn field_signature(field: &ast::StructField, scx: &SaveContext) -> Option<Signature> {
+    if !scx.config.signatures {
+        return None;
+    }
     field.make(0, None, scx).ok()
 }
 
 /// Does not include a trailing comma.
 pub fn variant_signature(variant: &ast::Variant, scx: &SaveContext) -> Option<Signature> {
+    if !scx.config.signatures {
+        return None;
+    }
     variant.node.make(0, None, scx).ok()
 }
 
@@ -68,6 +80,9 @@ pub fn method_signature(id: NodeId,
                         m: &ast::MethodSig,
                         scx: &SaveContext)
                         -> Option<Signature> {
+    if !scx.config.signatures {
+        return None;
+    }
     make_method_signature(id, ident, m, scx).ok()
 }
 
@@ -77,6 +92,9 @@ pub fn assoc_const_signature(id: NodeId,
                              default: Option<&ast::Expr>,
                              scx: &SaveContext)
                              -> Option<Signature> {
+    if !scx.config.signatures {
+        return None;
+    }
     make_assoc_const_signature(id, ident, ty, default, scx).ok()
 }
 
@@ -86,6 +104,9 @@ pub fn assoc_type_signature(id: NodeId,
                             default: Option<&ast::Ty>,
                             scx: &SaveContext)
                             -> Option<Signature> {
+    if !scx.config.signatures {
+        return None;
+    }
     make_assoc_type_signature(id, ident, bounds, default, scx).ok()
 }