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3 changes: 2 additions & 1 deletion lib/mspec/helpers/tmp.rb
Original file line number Diff line number Diff line change
Expand Up @@ -12,7 +12,7 @@
end
SPEC_TEMP_DIR = spec_temp_dir

SPEC_TEMP_UNIQUIFIER = "0"
SPEC_TEMP_UNIQUIFIER = +"0"

at_exit do
begin
Expand Down Expand Up @@ -41,6 +41,7 @@ def tmp(name, uniquify = true)
if uniquify and !name.empty?
slash = name.rindex "/"
index = slash ? slash + 1 : 0
name = +name
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I think .dup might be nicer here, because then this method simply never mutates the argument, which feels cleaner, could you switch to that?

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Ah I see + is more compatible and in fact current ruby/spec passes with this change.
Let's merge as-is then and maybe clean this up later.

name.insert index, "#{SPEC_TEMP_UNIQUIFIER.succ!}-"
end

Expand Down