48 lines
1.4 KiB
Erlang
48 lines
1.4 KiB
Erlang
-module(jsx).
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-export([decoder/0, decoder/2, tail_clean/1]).
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-include("jsx_common.hrl").
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decoder() ->
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decoder({none, []}, []).
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decoder(Callbacks, OptsList) when is_list(OptsList) ->
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Opts = parse_opts(OptsList),
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decoder(Callbacks, Opts);
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decoder(Callbacks, Opts) ->
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case Opts#opts.encoding of
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utf8 ->
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fun(Stream) -> jsx_decoder:start(Stream, [], Callbacks, Opts) end
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end.
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parse_opts(Opts) ->
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parse_opts(Opts, #opts{}).
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parse_opts([], Opts) ->
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Opts;
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parse_opts([{comments, Value}|Rest], Opts) ->
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true = lists:member(Value, [true, false]),
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parse_opts(Rest, Opts#opts{comments = Value});
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parse_opts([{escaped_unicode, Value}|Rest], Opts) ->
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true = lists:member(Value, [ascii, codepoint, none]),
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parse_opts(Rest, Opts#opts{escaped_unicode = Value});
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parse_opts([{naked_values, Value}|Rest], Opts) ->
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true = lists:member(Value, [true, false]),
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parse_opts(Rest, Opts#opts{naked_values = Value, explicit_termination = true});
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parse_opts([{encoding, Value}|Rest], Opts) ->
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true = lists:member(Value, [utf8]),
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parse_opts(Rest, Opts#opts{encoding = Value});
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parse_opts([{explicit_termination, Value}|Rest], Opts) ->
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true = lists:member(Value, [true, false]),
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parse_opts(Rest, Opts#opts{explicit_termination = Value}).
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tail_clean(<<X/utf8, Rest/binary>>) when ?is_whitespace(X) ->
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tail_clean(Rest);
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tail_clean(<<>>) ->
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true;
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tail_clean(_) ->
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false.
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