From dba5396cce0e94e5344ee910324c0e03d34dcaaa Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= Date: Fri, 31 Aug 2012 08:19:17 +0200 Subject: compile: Give a friendler error message if a parse transform cannot be found Don't throw the parse tree in the face of the user. OTP-8707 --- lib/compiler/src/compile.erl | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'lib/compiler/src') diff --git a/lib/compiler/src/compile.erl b/lib/compiler/src/compile.erl index 0a368df5d6..818945d0fd 100644 --- a/lib/compiler/src/compile.erl +++ b/lib/compiler/src/compile.erl @@ -224,6 +224,8 @@ format_error({delete_temp,File,Error}) -> [File,file:format_error(Error)]); format_error({parse_transform,M,R}) -> io_lib:format("error in parse transform '~s': ~p", [M, R]); +format_error({undef_parse_transform,M}) -> + io_lib:format("undefined parse transform '~s'", [M]); format_error({core_transform,M,R}) -> io_lib:format("error in core transform '~s': ~p", [M, R]); format_error({crash,Pass,Reason}) -> @@ -850,6 +852,10 @@ foldl_transform(St, [T|Ts]) -> {error,Es,Ws} -> {error,St#compile{warnings=St#compile.warnings ++ Ws, errors=St#compile.errors ++ Es}}; + {'EXIT',{undef,_}} -> + Es = [{St#compile.ifile,[{none,compile, + {undef_parse_transform,T}}]}], + {error,St#compile{errors=St#compile.errors ++ Es}}; {'EXIT',R} -> Es = [{St#compile.ifile,[{none,compile,{parse_transform,T,R}}]}], {error,St#compile{errors=St#compile.errors ++ Es}}; -- cgit v1.2.3