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kastiglione/swift_demangle.pl

Last active April 5, 2019 21:42
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Prolog predicates to detangle Swift symbols and USRs
Raw
swift_demangle.pl
swift_demangle(Symbol, Name) :-
Command = ['swift-demangle', '-compact', Symbol],
setup_call_cleanup(
process_create(path(xcrun), Command, [stdout(pipe(Out))]),
read_string(Out, "\n", "", _, Name),
close(Out)
).
usr_symbol(USR, Symbol) :-
(
sub_string(USR, 0, Offset, _, "s:e:s:"), !;
sub_string(USR, 0, Offset, _, "s:e:c:"), !;
sub_string(USR, 0, Offset, _, "s:")
),
sub_string(USR, Offset, _, 0, Suffix),
string_concat("$S", Suffix, Symbol).
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