rescript-aeson

Previously known as bs-aeson.

Example

``rescript
type point = {
x: float,
y: float
}

type line = {
start: point,
end_: point,
thickness: option
}

module Decode = {
let point = json =>
Aeson.Decode.{
x: field("x", float, json),
y: field("y", float, json)
}

let line = json =>
Aeson.Decode.{
start: field("start", point, json),
end_: field("end", point, json),
thickness: optional(x => field("thickness", int, x), json)
}
}

let data = "{
'start': { 'x': 1.1, 'y': -0.4 },
'end': { 'x': 5.3, 'y': 3.8 }
}"

let line = data->Js.Json.parseExn->Decode.line
`

Installation

`sh
npm install --save @plowtech/rescript-aeson
`

Then add rescript-aeson to bs-dependencies in your rescript.json:
`js
{
...
"bs-dependencies": ["rescript-aeson"]
}
``