Safe Haskell | Safe-Inferred |
---|---|
Language | Haskell2010 |
Synopsis
- buildObject ∷ (Object → Object) → Value
- optionalField ∷ ToJSON a ⇒ Key → Maybe a → Object → Object
- requiredField ∷ ToJSON a ⇒ Key → a → Object → Object
- stripPrefix ∷ String → String → String
Documentation
buildObject ∷ (Object → Object) → Value Source #
Build a JSON object omitting optional keys if a corresponding value is Nothing
.
Example:
buildObject
$ requiredField "field1"
builds this JSON object:
a
. requiredField "field2" c
. optionalField "field3" (Just "hello")
. optionalField "field4" Nothing
{
"field1":
omitting optional a
,
"field2": c
,
"field3": "hello"
}
field4
.