ast.c: Rename "save_script_lines" to "keep_script_lines"

... as per ko1's preference. He is preparing to extend this feature to
ISeq for his new debugger. He prefers "keep" to "save" for this wording.
This API is internal and not included in any released version, so I
change it in advance.

1 files changed, 6 insertions, 6 deletions

diff --git a/test/ruby/test_ast.rb b/test/ruby/test_ast.rb
index 3b4cbc7dee..3af67b1495 100644
--- a/test/ruby/test_ast.rb
+++ b/test/ruby/test_ast.rb
@@ -393,8 +393,8 @@ class TestAst < Test::Unit::TestCase
     assert_equal(:a, args.children[rest])
   end
 
-  def test_save_script_lines_for_parse
-    node = RubyVM::AbstractSyntaxTree.parse(<<~END, save_script_lines: true)
+  def test_keep_script_lines_for_parse
+    node = RubyVM::AbstractSyntaxTree.parse(<<~END, keep_script_lines: true)
 1.times do
   2.times do
   end
@@ -432,14 +432,14 @@ dummy
     assert_equal(expected, node.children.last.children.last.children.last.source)
   end
 
-  def test_save_script_lines_for_of
+  def test_keep_script_lines_for_of
     proc = Proc.new { 1 + 2 }
     method = self.method(__method__)
 
-    node_proc = RubyVM::AbstractSyntaxTree.of(proc, save_script_lines: true)
-    node_method = RubyVM::AbstractSyntaxTree.of(method, save_script_lines: true)
+    node_proc = RubyVM::AbstractSyntaxTree.of(proc, keep_script_lines: true)
+    node_method = RubyVM::AbstractSyntaxTree.of(method, keep_script_lines: true)
 
     assert_equal("{ 1 + 2 }", node_proc.source)
-    assert_equal("def test_save_script_lines_for_of\n", node_method.source.lines.first)
+    assert_equal("def test_keep_script_lines_for_of\n", node_method.source.lines.first)
   end
 end