Correct a doc comment for LiteralExpander of StringInterpolation

It uses String::Builder instead of IO::Memory now.
crystal-lang · Feb 11, 2017 · 102be34 · 102be34
1 parent a78d44d
commit 102be34
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/compiler/crystal/semantic/literal_expander.cr b/src/compiler/crystal/semantic/literal_expander.cr
@@ -291,15 +291,15 @@ module Crystal
       Call.new(path, "new", [node.from, node.to, bool]).at(node)
     end
 
-    # Convert an interpolation to a concatenation with an IO::Memory:
+    # Convert an interpolation to a concatenation with an String::Builder:
     #
     # From:
     #
     #     "foo#{bar}baz"
     #
     # To:
     #
-    #     (IO::Memory.new << "foo" << bar << "baz").to_s
+    #     (String::Builder.new << "foo" << bar << "baz").to_s
     def expand(node : StringInterpolation)
       # Compute how long at least the string will be, so we
       # can allocate enough space.