Module

Yoga.JSON

Package
purescript-yoga-json
Repository
rowtype-yoga/purescript-yoga-json

#E Source

type E a = Either MultipleErrors a

An alias for the Either result of decoding

#readJSON Source

readJSON :: forall a. ReadForeign a => String -> E a

Read a JSON string to a type a while returning a MultipleErrors if the parsing failed.

#readJSON' Source

readJSON' :: forall a. ReadForeign a => String -> F a

Read a JSON string to a type a using F a. Useful with record types.

#readJSON_ Source

readJSON_ :: forall a. ReadForeign a => String -> Maybe a

Read a JSON string to a type a while returning Nothing if the parsing failed.

#writeJSON Source

writeJSON :: forall a. WriteForeign a => a -> String

Write a JSON string from a type a.

#write Source

write :: forall a. WriteForeign a => a -> Foreign

#read Source

read :: forall a. ReadForeign a => Foreign -> E a

Read a Foreign value to a type

#read' Source

read' :: forall a. ReadForeign a => Foreign -> F a

#read_ Source

read_ :: forall a. ReadForeign a => Foreign -> Maybe a

Read a Foreign value to a type, as a Maybe of type

#unsafeStringify Source

unsafeStringify :: forall a. a -> String

#ReadForeignFields Source

class ReadForeignFields :: RowList Type -> Row Type -> Row Type -> Constraintclass ReadForeignFields (xs :: RowList Type) (from :: Row Type) (to :: Row Type) | xs -> from to where

A class for reading foreign values from properties

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#ReadForeignVariant Source

class ReadForeignVariant :: RowList Type -> Row Type -> Constraintclass ReadForeignVariant (xs :: RowList Type) (row :: Row Type) | xs -> row where

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#ReadTuple Source

class ReadTuple a  where

A class for reading JSON arrays of lenth n as nested tuples of size n

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#WriteForeignFields Source

class WriteForeignFields :: RowList Type -> Row Type -> Row Type -> Row Type -> Constraintclass WriteForeignFields (rl :: RowList Type) row (from :: Row Type) (to :: Row Type) | rl -> row from to where

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#WriteForeignVariant Source

class WriteForeignVariant :: RowList Type -> Row Type -> Constraintclass WriteForeignVariant (rl :: RowList Type) (row :: Row Type) | rl -> row where

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