decode http header
type alias Header =
{ etag : String
, max : Int
}
headers |> HeaderDecode.decode
( HeaderDecode.map2 Header
( HeaderDecode.at "etag" HeaderDecode.string )
( HeaderDecode.at "x-paging-max" HeaderDecode.int )
)
Dict String String
http headers
decode error
Value -> Result DecodeError a
decoder
string : EntryDecoder String
string decoder
int : EntryDecoder Basics.Int
int decoder
maybe : EntryDecoder a -> Maybe String -> Result DecodeError (Maybe a)
maybe decoder
at : String -> EntryDecoder a -> Decoder a
at decoder
succeed : a -> Decoder a
always success decoder
fail : String -> Decoder a
always fail decoder
decode : Decoder a -> Value -> Result Error a
decode headers
map : (a -> b) -> Decoder a -> Value -> Result DecodeError b
map decode result
headers |> HeaderDecode.decode
( HeaderDecode.map Header
( HeaderDecode.at "etag" HeaderDecode.string )
)
map2 : (a -> b -> c) -> Decoder a -> Decoder b -> Value -> Result DecodeError c
map decode result with 2 args
headers |> HeaderDecode.decode
( HeaderDecode.map2 Header
( HeaderDecode.at "etag" HeaderDecode.string )
( HeaderDecode.at "x-paging-max" HeaderDecode.int )
)
map3 : (a -> b -> c -> d) -> Decoder a -> Decoder b -> Decoder c -> Value -> Result DecodeError d
map decode result with 3 args
map4 : (a -> b -> c -> d -> e) -> Decoder a -> Decoder b -> Decoder c -> Decoder d -> Value -> Result DecodeError e
map decode result with 4 args
map5 : (a -> b -> c -> d -> e -> f) -> Decoder a -> Decoder b -> Decoder c -> Decoder d -> Decoder e -> Value -> Result DecodeError f
map decode result with 5 args
errorToString : Error -> String
convert error to string