parse.y: fix docs for Ripper.dedent_string

* parse.y: [DOC] fix return type in call-seq of Ripper.dedent_string,
  clarify the method's behavior.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63121 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 3 deletions

diff --git a/parse.y b/parse.y
index a4b811511e..e4e82516d2 100644
--- a/parse.y
+++ b/parse.y
@@ -6130,10 +6130,10 @@ heredoc_dedent(struct parser_params *p, VALUE array)
 
 /*
  *  call-seq:
- *    Ripper.dedent_string(input, width)   -> string
+ *    Ripper.dedent_string(input, width)   -> Integer
  *
- *  Strips leading +width+ whitespaces from +input+, and returns
- *  stripped column width.
+ *  Strips up to +width+ leading whitespaces from +input+,
+ *  and returns the stripped column width.
  */
 static VALUE
 parser_dedent_string(VALUE self, VALUE input, VALUE width)