squiggle/packages/squiggle-lang/src/rescript/FunctionRegistry/Library/FR_Pointset.res
2022-07-19 08:42:08 -07:00

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open FunctionRegistry_Core
open FunctionRegistry_Helpers
let nameSpace = "Pointset"
let requiresNamespace = true
let inputsTodist = (inputs: array<FunctionRegistry_Core.frValue>, makeDist) => {
let array = inputs->getOrError(0)->E.R.bind(Prepare.ToValueArray.Array.openA)
let xyCoords =
array->E.R.bind(xyCoords =>
xyCoords
->E.A2.fmap(xyCoord =>
[xyCoord]->Prepare.ToValueArray.Record.twoArgs->E.R.bind(Prepare.ToValueTuple.twoNumbers)
)
->E.A.R.firstErrorOrOpen
)
let expressionValue =
xyCoords
->E.R.bind(r => r->XYShape.T.makeFromZipped->E.R2.errMap(XYShape.Error.toString))
->E.R2.fmap(r => ReducerInterface_InternalExpressionValue.IEvDistribution(
PointSet(makeDist(r)),
))
expressionValue
}
let library = [
Function.make(
~name="makeContinuous",
~nameSpace,
~requiresNamespace,
~examples=[
`Pointset.makeContinuous([
{x: 0, y: 0.2},
{x: 1, y: 0.7},
{x: 2, y: 0.8},
{x: 3, y: 0.2}
])`,
],
~output=ReducerInterface_InternalExpressionValue.EvtDistribution,
~definitions=[
FnDefinition.make(
~name="makeContinuous",
~inputs=[FRTypeArray(FRTypeRecord([("x", FRTypeNumeric), ("y", FRTypeNumeric)]))],
~run=(_, inputs, _, _) => inputsTodist(inputs, r => Continuous(Continuous.make(r))),
(),
),
],
(),
),
Function.make(
~name="makeDiscrete",
~nameSpace,
~requiresNamespace,
~examples=[
`Pointset.makeDiscrete([
{x: 0, y: 0.2},
{x: 1, y: 0.7},
{x: 2, y: 0.8},
{x: 3, y: 0.2}
])`,
],
~output=ReducerInterface_InternalExpressionValue.EvtDistribution,
~definitions=[
FnDefinition.make(
~name="makeDiscrete",
~inputs=[FRTypeArray(FRTypeRecord([("x", FRTypeNumeric), ("y", FRTypeNumeric)]))],
~run=(_, inputs, _, _) => inputsTodist(inputs, r => Discrete(Discrete.make(r))),
(),
),
],
(),
),
]