Added GenericDistribution Reducer Interface
This commit is contained in:
Ozzie Gooen
parent
5ece2994ba
commit
47a574ba8a
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@ -10,129 +10,12 @@ module Sample = {
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let customAdd = (a: float, b: float): float => {a +. b}
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}
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module Dist = {
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let env: GenericDist_GenericOperation.env = {
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sampleCount: 1000,
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xyPointLength: 1000,
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}
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let {toDistR, toFloatR} = module(GenericDist_GenericOperation.Output)
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let runGenericOperation = GenericDist_GenericOperation.run(~env)
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let genericDistReturnToEvReturn = x =>
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switch x {
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| Ok(thing) => Ok(ReducerInterface_ExpressionValue.EvDist(thing))
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| Error(err) => Error(Reducer_ErrorValue.RETodo("")) // TODO:
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}
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let numberReturnToEvReturn = x =>
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switch x {
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| Ok(n) => Ok(ReducerInterface_ExpressionValue.EvNumber(n))
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| Error(err) => Error(Reducer_ErrorValue.RETodo("")) // TODO:
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}
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let arithmeticMap = r =>
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switch r {
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| "add" => #Add
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| "dotAdd" => #Add
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| "subtract" => #Subtract
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| "dotSubtract" => #Subtract
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| "divide" => #Divide
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| "logarithm" => #Divide
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| "dotDivide" => #Divide
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| "exponentiate" => #Exponentiate
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| "dotExponentiate" => #Exponentiate
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| "multiply" => #Multiply
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| "dotMultiply" => #Multiply
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| "dotLogarithm" => #Divide
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| _ => #Multiply
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}
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let catchAndConvertTwoArgsToDists = (args: array<expressionValue>): option<(
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GenericDist_Types.genericDist,
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GenericDist_Types.genericDist,
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)> => {
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switch args {
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| [EvDist(a), EvDist(b)] => Some((a, b))
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| [EvNumber(a), EvDist(b)] => Some((GenericDist.fromFloat(a), b))
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| [EvDist(a), EvNumber(b)] => Some((a, GenericDist.fromFloat(b)))
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| _ => None
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}
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}
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let toFloatFn = (fnCall: GenericDist_Types.Operation.toFloat, dist) => {
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FromDist(GenericDist_Types.Operation.ToFloat(fnCall), dist)
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->runGenericOperation
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->toFloatR
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->numberReturnToEvReturn
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->Some
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}
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let toDistFn = (fnCall: GenericDist_Types.Operation.toDist, dist) => {
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FromDist(GenericDist_Types.Operation.ToDist(fnCall), dist)
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->runGenericOperation
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->toDistR
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->genericDistReturnToEvReturn
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->Some
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}
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let twoDiststoDistFn = (direction, arithmetic, dist1, dist2) => {
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FromDist(
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GenericDist_Types.Operation.ToDistCombination(
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direction,
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arithmeticMap(arithmetic),
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#Dist(dist2),
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),
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dist1,
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)
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->runGenericOperation
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->toDistR
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->genericDistReturnToEvReturn
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}
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let dispatch = (call: ExpressionValue.functionCall): option<result<expressionValue, 'e>> => {
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let (fnName, args) = call
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switch (fnName, args) {
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| ("cdf", [EvDist(dist), EvNumber(float)]) => toFloatFn(#Cdf(float), dist)
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| ("pdf", [EvDist(dist), EvNumber(float)]) => toFloatFn(#Pdf(float), dist)
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| ("inv", [EvDist(dist), EvNumber(float)]) => toFloatFn(#Inv(float), dist)
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| ("mean", [EvDist(dist)]) => toFloatFn(#Mean, dist)
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| ("normalize", [EvDist(dist)]) => toDistFn(Normalize, dist)
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| ("toPointSet", [EvDist(dist)]) => toDistFn(ToPointSet, dist)
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| ("toSampleSet", [EvDist(dist), EvNumber(float)]) =>
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toDistFn(ToSampleSet(Belt.Int.fromFloat(float)), dist)
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| ("truncateLeft", [EvDist(dist), EvNumber(float)]) =>
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toDistFn(Truncate(Some(float), None), dist)
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| ("truncateRight", [EvDist(dist), EvNumber(float)]) =>
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toDistFn(Truncate(None, Some(float)), dist)
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| ("truncate", [EvDist(dist), EvNumber(float1), EvNumber(float2)]) =>
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toDistFn(Truncate(Some(float1), Some(float2)), dist)
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| ("sample", [EvDist(dist)]) => toFloatFn(#Sample, dist)
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| (
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("add" | "multiply" | "subtract" | "divide" | "exponentiate") as arithmetic,
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[a, b] as args,
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) =>
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catchAndConvertTwoArgsToDists(args) |> E.O.fmap(((fst, snd)) =>
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twoDiststoDistFn(Algebraic, arithmetic, fst, snd)
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)
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| (
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("dotAdd" | "dotSubtract" | "dotDivide" | "dotExponentiate" | "dotMultiply") as arithmetic,
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[a, b] as args,
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) =>
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catchAndConvertTwoArgsToDists(args) |> E.O.fmap(((fst, snd)) =>
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twoDiststoDistFn(Pointwise, arithmetic, fst, snd)
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)
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| _ => None
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}
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}
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}
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/*
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Map external calls of Reducer
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*/
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let dispatch = (call: ExpressionValue.functionCall, chain): result<expressionValue, 'e> =>
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Dist.dispatch(call) |> E.O.default(chain(call))
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ReducerInterface_GenericDistribution.dispatch(call) |> E.O.default(chain(call))
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/*
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If your dispatch is too big you can divide it into smaller dispatches and pass the call so that it gets called finally.
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@ -0,0 +1,113 @@
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module ExpressionValue = ReducerInterface_ExpressionValue
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type expressionValue = ReducerInterface_ExpressionValue.expressionValue
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let env: GenericDist_GenericOperation.env = {
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sampleCount: 1000,
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xyPointLength: 1000,
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}
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let runGenericOperation = GenericDist_GenericOperation.run(~env)
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let arithmeticMap = r =>
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switch r {
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| "add" => #Add
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| "dotAdd" => #Add
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| "subtract" => #Subtract
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| "dotSubtract" => #Subtract
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| "divide" => #Divide
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| "logarithm" => #Divide
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| "dotDivide" => #Divide
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| "exponentiate" => #Exponentiate
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| "dotExponentiate" => #Exponentiate
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| "multiply" => #Multiply
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| "dotMultiply" => #Multiply
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| "dotLogarithm" => #Divide
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| _ => #Multiply
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}
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let catchAndConvertTwoArgsToDists = (args: array<expressionValue>): option<(
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GenericDist_Types.genericDist,
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GenericDist_Types.genericDist,
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)> => {
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switch args {
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| [EvDist(a), EvDist(b)] => Some((a, b))
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| [EvNumber(a), EvDist(b)] => Some((GenericDist.fromFloat(a), b))
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| [EvDist(a), EvNumber(b)] => Some((a, GenericDist.fromFloat(b)))
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| _ => None
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}
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}
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let toFloatFn = (
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fnCall: GenericDist_Types.Operation.toFloat,
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dist: GenericDist_Types.genericDist,
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) => {
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FromDist(GenericDist_Types.Operation.ToFloat(fnCall), dist)->runGenericOperation->Some
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}
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let toDistFn = (fnCall: GenericDist_Types.Operation.toDist, dist) => {
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FromDist(GenericDist_Types.Operation.ToDist(fnCall), dist)->runGenericOperation->Some
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}
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let twoDiststoDistFn = (direction, arithmetic, dist1, dist2) => {
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FromDist(
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GenericDist_Types.Operation.ToDistCombination(
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direction,
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arithmeticMap(arithmetic),
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#Dist(dist2),
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),
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dist1,
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)->runGenericOperation
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}
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let genericOutputToReducerValue = (o: GenericDist_GenericOperation.outputType): result<
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expressionValue,
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Reducer_ErrorValue.errorValue,
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> =>
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switch o {
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| Dist(d) => Ok(ReducerInterface_ExpressionValue.EvDist(d))
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| Float(d) => Ok(EvNumber(d))
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| String(d) => Ok(EvString(d))
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| GenDistError(NotYetImplemented) => Error(RETodo("Function not yet implemented"))
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| GenDistError(Unreachable) => Error(RETodo("Unreachable"))
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| GenDistError(DistributionVerticalShiftIsInvalid) =>
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Error(RETodo("Distribution Vertical Shift is Invalid"))
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| GenDistError(Other(s)) => Error(RETodo(s))
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}
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let dispatchToGenericOutput = (call: ExpressionValue.functionCall): option<
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GenericDist_GenericOperation.outputType,
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> => {
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let (fnName, args) = call
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switch (fnName, args) {
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| ("sample", [EvDist(dist)]) => toFloatFn(#Sample, dist)
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| ("mean", [EvDist(dist)]) => toFloatFn(#Mean, dist)
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| ("normalize", [EvDist(dist)]) => toDistFn(Normalize, dist)
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| ("toPointSet", [EvDist(dist)]) => toDistFn(ToPointSet, dist)
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| ("cdf", [EvDist(dist), EvNumber(float)]) => toFloatFn(#Cdf(float), dist)
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| ("pdf", [EvDist(dist), EvNumber(float)]) => toFloatFn(#Pdf(float), dist)
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| ("inv", [EvDist(dist), EvNumber(float)]) => toFloatFn(#Inv(float), dist)
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| ("toSampleSet", [EvDist(dist), EvNumber(float)]) =>
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toDistFn(ToSampleSet(Belt.Int.fromFloat(float)), dist)
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| ("truncateLeft", [EvDist(dist), EvNumber(float)]) => toDistFn(Truncate(Some(float), None), dist)
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| ("truncateRight", [EvDist(dist), EvNumber(float)]) =>
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toDistFn(Truncate(None, Some(float)), dist)
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| ("truncate", [EvDist(dist), EvNumber(float1), EvNumber(float2)]) =>
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toDistFn(Truncate(Some(float1), Some(float2)), dist)
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| (("add" | "multiply" | "subtract" | "divide" | "exponentiate") as arithmetic, [a, b] as args) =>
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catchAndConvertTwoArgsToDists(args) -> E.O2.fmap(((fst, snd)) =>
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twoDiststoDistFn(Algebraic, arithmetic, fst, snd)
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)
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| (
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("dotAdd" | "dotMultiply" | "dotSubtract" | "dotDivide" | "dotExponentiate") as arithmetic,
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[a, b] as args,
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) =>
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catchAndConvertTwoArgsToDists(args) -> E.O2.fmap(((fst, snd)) =>
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twoDiststoDistFn(Pointwise, arithmetic, fst, snd)
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)
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| _ => None
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}
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}
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let dispatch = call => {
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dispatchToGenericOutput(call) -> E.O2.fmap(genericOutputToReducerValue)
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}
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@ -0,0 +1,3 @@
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let dispatch: ReducerInterface_ExpressionValue.functionCall => option<
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result<ReducerInterface_ExpressionValue.expressionValue, Reducer_ErrorValue.errorValue>,
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>
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@ -100,6 +100,7 @@ module O = {
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module O2 = {
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let default = (a, b) => O.default(b, a)
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let toExn = (a, b) => O.toExn(b, a)
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let fmap = (a, b) => O.fmap(b, a)
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}
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/* Functions */
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