yui-knk	2018-10-20 13:41:19 +0900 (Sat, 20 Oct 2018)

  New Revision: 65194

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=65194

  Log:
    ast.c: Fix the documents of `RubyVM::AST.parse` and `RubyVM::AST.parse_file`
    
    * ast.c: r63602 fixed to raise `SyntaxError` when `RubyVM::AST.parse`
      or `RubyVM::AST.parse_file` fail to parse input.

  Modified files:
    trunk/ast.c
Index: ast.c
===================================================================
--- ast.c	(revision 65193)
+++ ast.c	(revision 65194)
@@ -58,7 +58,7 @@ ast_new_internal(rb_ast_t *ast, NODE *no https://github.com/ruby/ruby/blob/trunk/ast.c#L58
  *  Parses the given string into an abstract syntax tree,
  *  returning the root node of that tree.
  *
- *  Returns <code>nil</code> if the given string is invalid syntax.
+ *  SyntaxError is raised if the given string is invalid syntax.
  *
  *    RubyVM::AST.parse("x = 1 + 2")
  *    # => #<RubyVM::AST::Node(NODE_SCOPE(0) 1:0, 1:9): >
@@ -92,7 +92,7 @@ rb_ast_s_parse(VALUE module, VALUE str) https://github.com/ruby/ruby/blob/trunk/ast.c#L92
  *   Reads the file from <code>pathname</code>, then parses it like ::parse,
  *   returning the root node of the abstract syntax tree.
  *
- *   Returns <code>nil</code> if <code>pathname</code>'s contents are not
+ *   SyntaxError is raised if <code>pathname</code>'s contents are not
  *   valid Ruby syntax.
  *
  *     RubyVM::AST.parse_file("my-app/app.rb")

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