[committed 012/103] gccrs: ast: dump: add emit_generic_params helper

[arthur . cohen]

From: David Faust <david.fa...@oracle.com>

gcc/rust/ChangeLog:

        * ast/rust-ast-dump.cc (Dump::visit): move generic params dump ...
        (Dump::emit_generic_params): ... here.
        * ast/rust-ast-dump.h (emit_generic_params): New.
---
 gcc/rust/ast/rust-ast-dump.cc | 30 +++++++++++++++++-------------
 gcc/rust/ast/rust-ast-dump.h  |  3 +++
 2 files changed, 20 insertions(+), 13 deletions(-)

diff --git a/gcc/rust/ast/rust-ast-dump.cc b/gcc/rust/ast/rust-ast-dump.cc
index bc4f7a3a5c1..b192556647c 100644
--- a/gcc/rust/ast/rust-ast-dump.cc
+++ b/gcc/rust/ast/rust-ast-dump.cc
@@ -140,6 +140,22 @@ Dump::emit_indented_string (const std::string &value,
   return stream << indentation << value << comment;
 }
 
+void
+Dump::emit_generic_params (std::vector<std::unique_ptr<GenericParam>> &params)
+{
+  stream << "<";
+  for (size_t i = 0; i < params.size (); i++)
+    {
+      auto &param = params.at (i);
+      param->accept_vis (*this);
+
+      bool has_next = (i + 1) < params.size ();
+      if (has_next)
+       stream << ", ";
+    }
+  stream << ">";
+}
+
 void
 Dump::visit (Token &tok)
 {}
@@ -679,19 +695,7 @@ Dump::visit (Function &function)
   stream << "fn " << function.get_function_name ();
 
   if (function.has_generics ())
-    {
-      stream << "<";
-      for (size_t i = 0; i < function.get_generic_params ().size (); i++)
-       {
-         auto &param = function.get_generic_params ().at (i);
-         param->accept_vis (*this);
-
-         bool has_next = (i + 1) < function.get_generic_params ().size ();
-         if (has_next)
-           stream << ", ";
-       }
-      stream << ">";
-    }
+    emit_generic_params (function.get_generic_params ());
 
   stream << '(';
   auto &params = function.get_function_params ();
diff --git a/gcc/rust/ast/rust-ast-dump.h b/gcc/rust/ast/rust-ast-dump.h
index a5a99f2b03e..1bbefb38454 100644
--- a/gcc/rust/ast/rust-ast-dump.h
+++ b/gcc/rust/ast/rust-ast-dump.h
@@ -97,6 +97,9 @@ private:
   std::ostream &emit_indented_string (const std::string &value,
                                      const std::string &comment = "");
 
+  // Emit formatted string for generic parameters.
+  void emit_generic_params (std::vector<std::unique_ptr<GenericParam>> 
&params);
+
   // rust-ast.h
   void visit (Token &tok);
   void visit (DelimTokenTree &delim_tok_tree);
-- 
2.39.1

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