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-module(mongoose_graphql_response). |
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-export([term_to_json/1, term_to_pretty_json/1]). |
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term_to_json(Term) -> |
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jiffy:encode(fixup(Term)). |
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term_to_pretty_json(Term) -> |
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jiffy:encode(fixup(Term), [pretty]). |
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%% Ground types |
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fixup(Term) when is_number(Term) -> Term; |
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fixup(Term) when is_atom(Term) -> Term; |
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fixup(Term) when is_binary(Term) -> Term; |
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%% Compound types |
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fixup(Term) when is_list(Term) -> |
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[fixup(T) || T <- Term]; |
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fixup(Term) when is_map(Term) -> |
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KVs = maps:to_list(Term), |
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maps:from_list([{fixup_key(K), fixup(V)} || {K, V} <- KVs]); |
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fixup(Term) -> |
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%% Every other term is transformed into a binary value |
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iolist_to_binary( |
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io_lib:format("~p", [Term])). |
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fixup_key(Term) -> |
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case fixup(Term) of |
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T when is_binary(T) -> |
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T; |
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T -> |
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iolist_to_binary(io_lib:format("~p", [T])) |
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end. |