nobu	2016-08-26 17:29:23 +0900 (Fri, 26 Aug 2016)

  New Revision: 56013

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=56013

  Log:
    parse.y: reset indent in heredoc_dedent
    
    * parse.y (parser_heredoc_dedent): reset heredoc_indent and return
      the dedented node.

  Modified files:
    trunk/parse.y
Index: parse.y
===================================================================
--- parse.y	(revision 56012)
+++ parse.y	(revision 56013)
@@ -525,7 +525,7 @@ static int reg_fragment_check_gen(struct https://github.com/ruby/ruby/blob/trunk/parse.y#L525
 static NODE *reg_named_capture_assign_gen(struct parser_params* parser, VALUE regexp);
 #define reg_named_capture_assign(regexp) reg_named_capture_assign_gen(parser,(regexp))
 
-static void parser_heredoc_dedent(struct parser_params*,NODE*);
+static NODE *parser_heredoc_dedent(struct parser_params*,NODE*);
 # define heredoc_dedent(str) parser_heredoc_dedent(parser, (str))
 
 #define get_id(id) (id)
@@ -733,7 +733,7 @@ new_args_tail_gen(struct parser_params * https://github.com/ruby/ruby/blob/trunk/parse.y#L733
 
 #define new_defined(expr) dispatch1(defined, (expr))
 
-static void parser_heredoc_dedent(struct parser_params*,VALUE);
+static VALUE parser_heredoc_dedent(struct parser_params*,VALUE);
 # define heredoc_dedent(str) parser_heredoc_dedent(parser, (str))
 
 #define FIXME 0
@@ -3894,17 +3894,13 @@ string		: tCHAR https://github.com/ruby/ruby/blob/trunk/parse.y#L3894
 
 string1		: tSTRING_BEG string_contents tSTRING_END
 		    {
-			heredoc_dedent($2);
-			heredoc_indent = 0;
-			$$ = new_string1($2);
+			$$ = new_string1(heredoc_dedent($2));
 		    }
 		;
 
 xstring		: tXSTRING_BEG xstring_contents tSTRING_END
 		    {
-			heredoc_dedent($2);
-			heredoc_indent = 0;
-			$$ = new_xstring($2);
+			$$ = new_xstring(heredoc_dedent($2));
 		    }
 		;
 
@@ -6506,18 +6502,18 @@ dedent_string(VALUE string, int width) https://github.com/ruby/ruby/blob/trunk/parse.y#L6502
 }
 
 #ifndef RIPPER
-static void
+static NODE *
 parser_heredoc_dedent(struct parser_params *parser, NODE *root)
 {
     NODE *node, *str_node;
     int bol = TRUE;
     int indent = heredoc_indent;
 
-    if (indent <= 0) return;
+    if (indent <= 0) return root;
+    heredoc_indent = 0;
+    if (!root) return root;
 
     node = str_node = root;
-
-    if (!root) return;
     if (nd_type(root) == NODE_ARRAY) str_node = root->nd_head;
 
     while (str_node) {
@@ -6535,14 +6531,18 @@ parser_heredoc_dedent(struct parser_para https://github.com/ruby/ruby/blob/trunk/parse.y#L6531
 	    }
 	}
     }
+    return root;
 }
 #else /* RIPPER */
-static void
+static VALUE
 parser_heredoc_dedent(struct parser_params *parser, VALUE array)
 {
-    if (heredoc_indent <= 0) return;
+    int indent = heredoc_indent;
 
-    dispatch2(heredoc_dedent, array, INT2NUM(heredoc_indent));
+    if (indent <= 0) return array;
+    heredoc_indent = 0;
+    dispatch2(heredoc_dedent, array, INT2NUM(indent));
+    return array;
 }
 
 static VALUE

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