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with builtins;
let
matches = pat: s: match pat s != null;
splitFN = match "((.*)/)?([^/]*)\\.(nix|cc)";
in
assert matches "foobar" "foobar";
assert matches "fo*" "f";
assert !matches "fo+" "f";
assert matches "fo*" "fo";
assert matches "fo*" "foo";
assert matches "fo+" "foo";
assert matches "fo{1,2}" "foo";
assert !matches "fo{1,2}" "fooo";
assert !matches "fo*" "foobar";
assert match "(.*)\\.nix" "foobar.nix" == [ "foobar" ];
assert splitFN "/path/to/foobar.nix" == [ "/path/to/" "/path/to" "foobar" "nix" ];
assert splitFN "foobar.cc" == [ null null "foobar" "cc" ];
true
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