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tighten input/output of maybe_escape

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This commit is contained in:
alisdair sullivan 2013-02-19 15:09:28 -08:00
parent ff170d5f4e
commit fbd90e4df7
1 changed files with 8 additions and 4 deletions
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12
src/jsx_utils.erl
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@ -505,9 +505,9 @@ strip_continuations(<<X, Rest/binary>>, N) when X >= 128, X =< 191 ->
strip_continuations(Bin, _) -> Bin.
maybe_escape(String, #config{dirty_strings=true}) -> String;
maybe_escape(String, #config{escaped_strings=true} = Config) -> escape(String, Config);
maybe_escape(String, _Config) -> String.
maybe_escape(Escaped, #config{dirty_strings=true}) -> <<Escaped/utf8>>;
maybe_escape(Escaped, #config{escaped_strings=true} = Config) -> escape(Escaped, Config);
maybe_escape(Escaped, _Config) -> <<Escaped/utf8>>.
escape($\b, _) -> <<"\\b">>;
escape($\t, _) -> <<"\\t">>;
@ -774,6 +774,10 @@ escape_test_() ->
<<"\\b">>,
maybe_escape(16#0008, #config{escaped_strings=true})
)},
{"don't escape backspace", ?_assertEqual(
<<"\b">>,
maybe_escape(16#0008, #config{})
)},
{"maybe_escape tab", ?_assertEqual(
<<"\\t">>,
maybe_escape(16#0009, #config{escaped_strings=true})
@ -932,7 +936,7 @@ escape_test_() ->
)},
{"dirty strings", ?_assertEqual(
<<0>>,
maybe_escape(<<0>>, #config{escaped_strings=true, dirty_strings=true})
maybe_escape(16#0000, #config{escaped_strings=true, dirty_strings=true})
)}
].