experimental: replace result with exceptions in reducer
This commit is contained in:
parent
9a67b16eee
commit
c0ccdbc1e9
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@ -17,17 +17,22 @@ let testMacro_ = (
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expectedCode: string,
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) => {
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let bindings = Bindings.fromArray(bindArray)
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tester(expr->T.toString, () =>
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expr
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->Macro.expandMacroCall(
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tester(expr->T.toString, () => {
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let result = switch expr
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->Reducer_Dispatch_BuiltInMacros.dispatchMacroCall(
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bindings,
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ProjectAccessorsT.identityAccessors,
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Expression.reduceExpressionInProject,
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)
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) {
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| v => Ok(v)
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| exception Reducer_ErrorValue.ErrorException(e) => Error(e)
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}
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result
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->ExpressionWithContext.toStringResult
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->expect
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->toEqual(expectedCode)
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)
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})
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}
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let testMacroEval_ = (
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@ -44,6 +49,7 @@ let testMacroEval_ = (
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ProjectAccessorsT.identityAccessors,
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Expression.reduceExpressionInProject,
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)
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->Ok
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->InternalExpressionValue.toStringResult
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->expect
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->toEqual(expectedValue)
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@ -16,7 +16,7 @@ let checkArgumentsSourceCode = (aTypeSourceCode: string, sourceCode: string): re
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> => {
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let reducerFn = Expression.reduceExpressionInProject
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let rResult =
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Expression.BackCompatible.parse(sourceCode)->Belt.Result.flatMap(expr =>
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Expression.BackCompatible.parse(sourceCode)->Belt.Result.map(expr =>
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reducerFn(expr, Bindings.emptyBindings, ProjectAccessorsT.identityAccessors)
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)
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rResult->Belt.Result.flatMap(result =>
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@ -19,7 +19,7 @@ let isTypeOfSourceCode = (aTypeSourceCode: string, sourceCode: string): result<
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> => {
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let reducerFn = Expression.reduceExpressionInProject
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let rResult =
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Expression.BackCompatible.parse(sourceCode)->Belt.Result.flatMap(expr =>
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Expression.BackCompatible.parse(sourceCode)->Belt.Result.map(expr =>
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reducerFn(expr, Bindings.emptyBindings, ProjectAccessorsT.identityAccessors)
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)
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rResult->Belt.Result.flatMap(result => TypeChecker.isTypeOf(aTypeSourceCode, result, reducerFn))
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@ -74,12 +74,11 @@ module Integration = {
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reducer,
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)
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let result = switch resultAsInternalExpression {
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| Ok(IEvNumber(x)) => Ok(x)
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| Error(_) =>
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| IEvNumber(x) => Ok(x)
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| _ =>
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Error(
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"Error 1 in Danger.integrate. It's possible that your function doesn't return a number, try definining auxiliaryFunction(x) = mean(yourFunction(x)) and integrate auxiliaryFunction instead",
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)
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| _ => Error("Error 2 in Danger.integrate")
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}
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result
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}
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@ -143,7 +142,7 @@ module Integration = {
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}
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| Error(b) =>
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Error(
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"Integration error 3 in Danger.integrate. It's possible that your function doesn't return a number, try definining auxiliaryFunction(x) = mean(yourFunction(x)) and integrate auxiliaryFunction instead." ++
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"Integration error 2 in Danger.integrate. It's possible that your function doesn't return a number, try definining auxiliaryFunction(x) = mean(yourFunction(x)) and integrate auxiliaryFunction instead." ++
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"Original error: " ++
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b,
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)
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@ -310,15 +309,10 @@ module DiminishingReturns = {
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reducer,
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)
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switch resultAsInternalExpression {
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| Ok(IEvNumber(x)) => Ok(x)
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| Error(_) =>
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Error(
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| IEvNumber(x) => Ok(x)
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| _ => Error(
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"Error 1 in Danger.optimalAllocationGivenDiminishingMarginalReturnsForManyFunctions. It's possible that your function doesn't return a number, try definining auxiliaryFunction(x) = mean(yourFunction(x)) and integrate auxiliaryFunction instead",
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)
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| _ =>
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Error(
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"Error 2 in Danger.optimalAllocationGivenDiminishingMarginalReturnsForManyFunctions",
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)
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}
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}
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@ -32,19 +32,17 @@ module Internals = {
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accessors: ProjectAccessorsT.t,
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eLambdaValue,
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reducer: ProjectReducerFnT.t,
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): result<ReducerInterface_InternalExpressionValue.t, Reducer_ErrorValue.errorValue> => {
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let rMappedList = array->E.A.reduceReverse(Ok(list{}), (rAcc, elem) =>
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rAcc->E.R.bind(_, acc => {
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let rNewElem = Reducer_Expression_Lambda.doLambdaCall(
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eLambdaValue,
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list{elem},
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(accessors: ProjectAccessorsT.t),
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(reducer: ProjectReducerFnT.t),
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)
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rNewElem->E.R2.fmap(newElem => list{newElem, ...acc})
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})
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)
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rMappedList->E.R2.fmap(mappedList => mappedList->Belt.List.toArray->Wrappers.evArray)
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): ReducerInterface_InternalExpressionValue.t => {
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let mappedList = array->E.A.reduceReverse(list{}, (acc, elem) => {
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let newElem = Reducer_Expression_Lambda.doLambdaCall(
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eLambdaValue,
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list{elem},
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(accessors: ProjectAccessorsT.t),
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(reducer: ProjectReducerFnT.t),
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)
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list{newElem, ...acc}
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})
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mappedList->Belt.List.toArray->Wrappers.evArray
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}
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let reduce = (
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@ -54,10 +52,8 @@ module Internals = {
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accessors: ProjectAccessorsT.t,
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reducer: ProjectReducerFnT.t,
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) => {
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aValueArray->E.A.reduce(Ok(initialValue), (rAcc, elem) =>
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rAcc->E.R.bind(_, acc =>
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Reducer_Expression_Lambda.doLambdaCall(aLambdaValue, list{acc, elem}, accessors, reducer)
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)
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aValueArray->E.A.reduce(initialValue, (acc, elem) =>
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Reducer_Expression_Lambda.doLambdaCall(aLambdaValue, list{acc, elem}, accessors, reducer)
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)
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}
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@ -68,10 +64,8 @@ module Internals = {
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accessors: ProjectAccessorsT.t,
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reducer: ProjectReducerFnT.t,
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) => {
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aValueArray->Belt.Array.reduceReverse(Ok(initialValue), (rAcc, elem) =>
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rAcc->Belt.Result.flatMap(acc =>
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Reducer_Expression_Lambda.doLambdaCall(aLambdaValue, list{acc, elem}, accessors, reducer)
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)
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aValueArray->Belt.Array.reduceReverse(initialValue, (acc, elem) =>
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Reducer_Expression_Lambda.doLambdaCall(aLambdaValue, list{acc, elem}, accessors, reducer)
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)
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}
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@ -81,25 +75,19 @@ module Internals = {
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accessors: ProjectAccessorsT.t,
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reducer: ProjectReducerFnT.t,
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) => {
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let rMappedList = aValueArray->Belt.Array.reduceReverse(Ok(list{}), (rAcc, elem) =>
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rAcc->E.R.bind(_, acc => {
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let rNewElem = Reducer_Expression_Lambda.doLambdaCall(
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aLambdaValue,
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list{elem},
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accessors,
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reducer,
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)
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rNewElem->E.R2.fmap(newElem => {
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switch newElem {
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| IEvBool(true) => list{elem, ...acc}
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| _ => acc
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}
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})
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})
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)
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let result =
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rMappedList->E.R2.fmap(mappedList => mappedList->Belt.List.toArray->Wrappers.evArray)
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result
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let mappedList = aValueArray->Belt.Array.reduceReverse(list{}, (acc, elem) => {
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let newElem = Reducer_Expression_Lambda.doLambdaCall(
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aLambdaValue,
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list{elem},
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accessors,
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reducer,
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)
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switch newElem {
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| IEvBool(true) => list{elem, ...acc}
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| _ => acc
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}
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})
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mappedList->Belt.List.toArray->Wrappers.evArray
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}
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}
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@ -216,7 +204,7 @@ let library = [
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~run=(inputs, _, accessors: ProjectAccessorsT.t, reducer) =>
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switch inputs {
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| [IEvArray(array), IEvLambda(lambda)] =>
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Internals.map(array, accessors, lambda, reducer)->E.R2.errMap(_ => "Error!")
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Ok(Internals.map(array, accessors, lambda, reducer))
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| _ => Error(impossibleError)
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},
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(),
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@ -236,9 +224,7 @@ let library = [
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~run=(inputs, _, accessors: ProjectAccessorsT.t, reducer) =>
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switch inputs {
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| [IEvArray(array), initialValue, IEvLambda(lambda)] =>
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Internals.reduce(array, initialValue, lambda, accessors, reducer)->E.R2.errMap(_ =>
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"Error!"
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)
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Ok(Internals.reduce(array, initialValue, lambda, accessors, reducer))
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| _ => Error(impossibleError)
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},
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(),
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@ -258,13 +244,13 @@ let library = [
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~run=(inputs, _, accessors: ProjectAccessorsT.t, reducer: ProjectReducerFnT.t) =>
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switch inputs {
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| [IEvArray(array), initialValue, IEvLambda(lambda)] =>
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Internals.reduceReverse(
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Ok(Internals.reduceReverse(
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array,
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initialValue,
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lambda,
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accessors,
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reducer,
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)->E.R2.errMap(_ => "Error!")
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))
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| _ => Error(impossibleError)
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},
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(),
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@ -284,7 +270,7 @@ let library = [
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~run=(inputs, _, accessors: ProjectAccessorsT.t, reducer: ProjectReducerFnT.t) =>
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switch inputs {
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| [IEvArray(array), IEvLambda(lambda)] =>
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Internals.filter(array, lambda, accessors, reducer)->E.R2.errMap(_ => "Error!")
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Ok(Internals.filter(array, lambda, accessors, reducer))
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| _ => Error(impossibleError)
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},
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(),
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@ -37,7 +37,7 @@ module Internal = {
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let doLambdaCall = (aLambdaValue, list, environment, reducer) =>
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switch Reducer_Expression_Lambda.doLambdaCall(aLambdaValue, list, environment, reducer) {
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| Ok(IEvNumber(f)) => Ok(f)
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| IEvNumber(f) => Ok(f)
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| _ => Error(Operation.SampleMapNeedsNtoNFunction)
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}
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@ -16,7 +16,7 @@ module Internal = {
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reducer: ProjectReducerFnT.t,
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) =>
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switch Reducer_Expression_Lambda.doLambdaCall(aLambdaValue, list, accessors, reducer) {
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| Ok(IEvNumber(f)) => Ok(f)
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| IEvNumber(f) => Ok(f)
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| _ => Error(Operation.SampleMapNeedsNtoNFunction)
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}
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@ -13,6 +13,7 @@ module TypeBuilder = Reducer_Type_TypeBuilder
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open ReducerInterface_InternalExpressionValue
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open Reducer_ErrorValue
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/*
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MathJs provides default implementations for built-ins
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This is where all the expected built-ins like + = * / sin cos log ln etc are handled
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@ -111,7 +112,7 @@ let callInternal = (
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module SampleMap = {
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let doLambdaCall = (aLambdaValue, list) =>
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switch Lambda.doLambdaCall(aLambdaValue, list, accessors, reducer) {
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| Ok(IEvNumber(f)) => Ok(f)
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| IEvNumber(f) => Ok(f)
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| _ => Error(Operation.SampleMapNeedsNtoNFunction)
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}
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@ -201,13 +202,17 @@ let dispatch = (
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call: functionCall,
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accessors: ProjectAccessorsT.t,
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reducer: ProjectReducerFnT.t,
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): result<internalExpressionValue, errorValue> =>
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): internalExpressionValue =>
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try {
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let (fn, args) = call
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// There is a bug that prevents string match in patterns
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// So we have to recreate a copy of the string
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ExternalLibrary.dispatch((Js.String.make(fn), args), accessors, reducer, callInternal)
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switch ExternalLibrary.dispatch((Js.String.make(fn), args), accessors, reducer, callInternal) {
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| Ok(v) => v
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| Error(e) => raise(ErrorException(e))
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}
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} catch {
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| Js.Exn.Error(obj) => REJavaScriptExn(Js.Exn.message(obj), Js.Exn.name(obj))->Error
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| _ => RETodo("unhandled rescript exception")->Error
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| ErrorException(e) => raise(ErrorException(e))
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| Js.Exn.Error(obj) => raise(ErrorException(REJavaScriptExn(Js.Exn.message(obj), Js.Exn.name(obj))))
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| _ => raise(ErrorException(RETodo("unhandled rescript exception")))
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}
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|
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@ -12,11 +12,10 @@ module ExpressionWithContext = Reducer_ExpressionWithContext
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module InternalExpressionValue = ReducerInterface_InternalExpressionValue
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module ProjectAccessorsT = ReducerProject_ProjectAccessors_T
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module ProjectReducerFnT = ReducerProject_ReducerFn_T
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module Result = Belt.Result
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open Reducer_Expression_ExpressionBuilder
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type errorValue = ErrorValue.errorValue
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exception ErrorException = ErrorValue.ErrorException
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type expression = ExpressionT.expression
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type expressionWithContext = ExpressionWithContext.expressionWithContext
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@ -25,21 +24,18 @@ let dispatchMacroCall = (
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bindings: ExpressionT.bindings,
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accessors: ProjectAccessorsT.t,
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reduceExpression: ProjectReducerFnT.t,
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): result<expressionWithContext, errorValue> => {
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): expressionWithContext => {
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let useExpressionToSetBindings = (bindingExpr: expression, accessors, statement, newCode) => {
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let rExternalBindingsValue = reduceExpression(bindingExpr, bindings, accessors)
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let nameSpaceValue = reduceExpression(bindingExpr, bindings, accessors)
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rExternalBindingsValue->Result.flatMap(nameSpaceValue => {
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let newBindings = Bindings.fromExpressionValue(nameSpaceValue)
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let newBindings = Bindings.fromExpressionValue(nameSpaceValue)
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let rNewStatement = BindingsReplacer.replaceSymbols(newBindings, statement)
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rNewStatement->Result.map(boundStatement =>
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ExpressionWithContext.withContext(
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newCode(newBindings->eModule, boundStatement),
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newBindings,
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)
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)
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})
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let boundStatement = BindingsReplacer.replaceSymbols(newBindings, statement)
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ExpressionWithContext.withContext(
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newCode(newBindings->eModule, boundStatement),
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newBindings,
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)
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}
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let correspondingSetBindingsFn = (fnName: string): string =>
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@ -52,7 +48,7 @@ let dispatchMacroCall = (
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}
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let doBindStatement = (bindingExpr: expression, statement: expression, accessors) => {
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let defaultStatement = ErrorValue.REAssignmentExpected->Error
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let defaultStatement = ErrorValue.REAssignmentExpected->ErrorException
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switch statement {
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| ExpressionT.EList(list{ExpressionT.EValue(IEvCall(callName)), symbolExpr, statement}) => {
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let setBindingsFn = correspondingSetBindingsFn(callName)
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|
@ -62,17 +58,14 @@ let dispatchMacroCall = (
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boundStatement,
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) => eFunction(setBindingsFn, list{newBindingsExpr, symbolExpr, boundStatement}))
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} else {
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defaultStatement
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raise(defaultStatement)
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}
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}
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| _ => defaultStatement
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| _ => raise(defaultStatement)
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}
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}
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let doBindExpression = (bindingExpr: expression, statement: expression, accessors): result<
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expressionWithContext,
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errorValue,
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> => {
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let doBindExpression = (bindingExpr: expression, statement: expression, accessors): expressionWithContext => {
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let defaultStatement = () =>
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useExpressionToSetBindings(bindingExpr, accessors, statement, (
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_newBindingsExpr,
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|
@ -100,10 +93,7 @@ let dispatchMacroCall = (
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}
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}
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let doBlock = (exprs: list<expression>, _bindings: ExpressionT.bindings, _accessors): result<
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expressionWithContext,
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errorValue,
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> => {
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let doBlock = (exprs: list<expression>, _bindings: ExpressionT.bindings, _accessors): expressionWithContext => {
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let exprsArray = Belt.List.toArray(exprs)
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let maxIndex = Js.Array2.length(exprsArray) - 1
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let newStatement = exprsArray->Js.Array2.reducei((acc, statement, index) =>
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|
@ -119,14 +109,14 @@ let dispatchMacroCall = (
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eBindStatement(acc, statement)
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}
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, eSymbol("undefined block"))
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ExpressionWithContext.noContext(newStatement)->Ok
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ExpressionWithContext.noContext(newStatement)
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}
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let doLambdaDefinition = (
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bindings: ExpressionT.bindings,
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parameters: array<string>,
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lambdaDefinition: ExpressionT.expression,
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) => ExpressionWithContext.noContext(eLambda(parameters, bindings, lambdaDefinition))->Ok
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) => ExpressionWithContext.noContext(eLambda(parameters, bindings, lambdaDefinition))
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let doTernary = (
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condition: expression,
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|
@ -134,28 +124,25 @@ let dispatchMacroCall = (
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ifFalse: expression,
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bindings: ExpressionT.bindings,
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accessors,
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): result<expressionWithContext, errorValue> => {
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): expressionWithContext => {
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let blockCondition = ExpressionBuilder.eBlock(list{condition})
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let rCondition = reduceExpression(blockCondition, bindings, accessors)
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rCondition->Result.flatMap(conditionValue =>
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switch conditionValue {
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| InternalExpressionValue.IEvBool(false) => {
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let ifFalseBlock = eBlock(list{ifFalse})
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ExpressionWithContext.withContext(ifFalseBlock, bindings)->Ok
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}
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| InternalExpressionValue.IEvBool(true) => {
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let ifTrueBlock = eBlock(list{ifTrue})
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ExpressionWithContext.withContext(ifTrueBlock, bindings)->Ok
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}
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| _ => REExpectedType("Boolean", "")->Error
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let conditionValue = reduceExpression(blockCondition, bindings, accessors)
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switch conditionValue {
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| InternalExpressionValue.IEvBool(false) => {
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let ifFalseBlock = eBlock(list{ifFalse})
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ExpressionWithContext.withContext(ifFalseBlock, bindings)
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}
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)
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| InternalExpressionValue.IEvBool(true) => {
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let ifTrueBlock = eBlock(list{ifTrue})
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ExpressionWithContext.withContext(ifTrueBlock, bindings)
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}
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| _ => raise(ErrorException(REExpectedType("Boolean", "")))
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}
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}
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|
||||
let expandExpressionList = (aList, bindings: ExpressionT.bindings, accessors): result<
|
||||
expressionWithContext,
|
||||
errorValue,
|
||||
> =>
|
||||
let expandExpressionList = (aList, bindings: ExpressionT.bindings, accessors): expressionWithContext
|
||||
=>
|
||||
switch aList {
|
||||
| list{
|
||||
ExpressionT.EValue(IEvCall("$$_bindStatement_$$")),
|
||||
|
@ -185,11 +172,11 @@ let dispatchMacroCall = (
|
|||
doLambdaDefinition(bindings, parameters, lambdaDefinition)
|
||||
| list{ExpressionT.EValue(IEvCall("$$_ternary_$$")), condition, ifTrue, ifFalse} =>
|
||||
doTernary(condition, ifTrue, ifFalse, bindings, accessors)
|
||||
| _ => ExpressionWithContext.noContext(ExpressionT.EList(aList))->Ok
|
||||
| _ => ExpressionWithContext.noContext(ExpressionT.EList(aList))
|
||||
}
|
||||
|
||||
switch macroExpression {
|
||||
| EList(aList) => expandExpressionList(aList, bindings, accessors)
|
||||
| _ => ExpressionWithContext.noContext(macroExpression)->Ok
|
||||
| _ => ExpressionWithContext.noContext(macroExpression)
|
||||
}
|
||||
}
|
||||
|
|
|
@ -26,6 +26,8 @@ type errorValue =
|
|||
|
||||
type t = errorValue
|
||||
|
||||
exception ErrorException(errorValue)
|
||||
|
||||
let errorToString = err =>
|
||||
switch err {
|
||||
| REArityError(_oFnName, arity, usedArity) =>
|
||||
|
|
|
@ -14,6 +14,8 @@ module T = Reducer_Expression_T
|
|||
type errorValue = Reducer_ErrorValue.errorValue
|
||||
type t = T.t
|
||||
|
||||
exception ErrorException = Reducer_ErrorValue.ErrorException
|
||||
|
||||
/*
|
||||
Recursively evaluate/reduce the expression (Lisp AST/Lambda calculus)
|
||||
*/
|
||||
|
@ -21,10 +23,10 @@ let rec reduceExpressionInProject = (
|
|||
expression: t,
|
||||
continuation: T.bindings,
|
||||
accessors: ProjectAccessorsT.t,
|
||||
): result<InternalExpressionValue.t, 'e> => {
|
||||
): InternalExpressionValue.t => {
|
||||
// Js.log(`reduce: ${T.toString(expression)} bindings: ${bindings->Bindings.toString}`)
|
||||
switch expression {
|
||||
| T.EValue(value) => value->Ok
|
||||
| T.EValue(value) => value
|
||||
| T.EList(list) =>
|
||||
switch list {
|
||||
| list{EValue(IEvCall(fName)), ..._args} =>
|
||||
|
@ -41,20 +43,13 @@ and reduceExpressionList = (
|
|||
expressions: list<t>,
|
||||
continuation: T.bindings,
|
||||
accessors: ProjectAccessorsT.t,
|
||||
): result<InternalExpressionValue.t, 'e> => {
|
||||
let racc: result<
|
||||
list<InternalExpressionValue.t>,
|
||||
'e,
|
||||
> = expressions->Belt.List.reduceReverse(Ok(list{}), (racc, each: t) =>
|
||||
racc->Result.flatMap(acc => {
|
||||
each
|
||||
->reduceExpressionInProject(continuation, accessors)
|
||||
->Result.map(newNode => {
|
||||
acc->Belt.List.add(newNode)
|
||||
})
|
||||
})
|
||||
): InternalExpressionValue.t => {
|
||||
let acc: list<InternalExpressionValue.t> = expressions->Belt.List.reduceReverse(list{}, (acc, each: t) =>
|
||||
acc->Belt.List.add(
|
||||
each->reduceExpressionInProject(continuation, accessors)
|
||||
)
|
||||
)
|
||||
racc->Result.flatMap(acc => acc->reduceValueList(accessors))
|
||||
acc->reduceValueList(accessors)
|
||||
}
|
||||
|
||||
/*
|
||||
|
@ -63,48 +58,39 @@ and reduceExpressionList = (
|
|||
and reduceValueList = (
|
||||
valueList: list<InternalExpressionValue.t>,
|
||||
accessors: ProjectAccessorsT.t,
|
||||
): result<InternalExpressionValue.t, 'e> =>
|
||||
): InternalExpressionValue.t =>
|
||||
switch valueList {
|
||||
| list{IEvCall(fName), ...args} => {
|
||||
let rCheckedArgs = switch fName {
|
||||
| "$_setBindings_$" | "$_setTypeOfBindings_$" | "$_setTypeAliasBindings_$" => args->Ok
|
||||
let checkedArgs = switch fName {
|
||||
| "$_setBindings_$" | "$_setTypeOfBindings_$" | "$_setTypeAliasBindings_$" => args
|
||||
| _ => args->Lambda.checkIfReduced
|
||||
}
|
||||
|
||||
rCheckedArgs->Result.flatMap(checkedArgs =>
|
||||
(fName, checkedArgs->Belt.List.toArray)->BuiltIn.dispatch(
|
||||
accessors,
|
||||
reduceExpressionInProject,
|
||||
)
|
||||
(fName, checkedArgs->Belt.List.toArray)->BuiltIn.dispatch(
|
||||
accessors,
|
||||
reduceExpressionInProject,
|
||||
)
|
||||
}
|
||||
| list{IEvLambda(_)} =>
|
||||
// TODO: remove on solving issue#558
|
||||
valueList
|
||||
->Lambda.checkIfReduced
|
||||
->Result.flatMap(reducedValueList =>
|
||||
reducedValueList->Belt.List.toArray->InternalExpressionValue.IEvArray->Ok
|
||||
)
|
||||
->Belt.List.toArray->InternalExpressionValue.IEvArray
|
||||
| list{IEvLambda(lambdaCall), ...args} =>
|
||||
args
|
||||
->Lambda.checkIfReduced
|
||||
->Result.flatMap(checkedArgs =>
|
||||
Lambda.doLambdaCall(lambdaCall, checkedArgs, accessors, reduceExpressionInProject)
|
||||
)
|
||||
|
||||
->Lambda.doLambdaCall(lambdaCall, _, accessors, reduceExpressionInProject)
|
||||
| _ =>
|
||||
valueList
|
||||
->Lambda.checkIfReduced
|
||||
->Result.flatMap(reducedValueList =>
|
||||
reducedValueList->Belt.List.toArray->InternalExpressionValue.IEvArray->Ok
|
||||
)
|
||||
->Belt.List.toArray->InternalExpressionValue.IEvArray
|
||||
}
|
||||
|
||||
let reduceReturningBindings = (
|
||||
expression: t,
|
||||
continuation: T.bindings,
|
||||
accessors: ProjectAccessorsT.t,
|
||||
): (result<InternalExpressionValue.t, 'e>, T.bindings) => {
|
||||
): (InternalExpressionValue.t, T.bindings) => {
|
||||
let states = accessors.states
|
||||
let result = reduceExpressionInProject(expression, continuation, accessors)
|
||||
(result, states.continuation)
|
||||
|
@ -118,7 +104,12 @@ module BackCompatible = {
|
|||
|
||||
let evaluate = (expression: t): result<InternalExpressionValue.t, errorValue> => {
|
||||
let accessors = ProjectAccessorsT.identityAccessors
|
||||
expression->reduceExpressionInProject(accessors.stdLib, accessors)
|
||||
try {
|
||||
expression->reduceExpressionInProject(accessors.stdLib, accessors)->Ok
|
||||
} catch {
|
||||
| ErrorException(e) => Error(e)
|
||||
| _ => raise(ErrorException(RETodo("internal exception")))
|
||||
}
|
||||
}
|
||||
|
||||
let evaluateString = (peggyCode: string): result<InternalExpressionValue.t, errorValue> =>
|
||||
|
|
|
@ -23,7 +23,7 @@ let callReducer = (
|
|||
bindings: bindings,
|
||||
accessors: ProjectAccessorsT.t,
|
||||
reducer: ProjectReducerFnT.t,
|
||||
): result<internalExpressionValue, errorValue> => {
|
||||
): internalExpressionValue => {
|
||||
switch expressionWithContext {
|
||||
| ExpressionNoContext(expr) =>
|
||||
// Js.log(`callReducer: bindings ${Bindings.toString(bindings)} expr ${ExpressionT.toString(expr)}`)
|
||||
|
|
|
@ -1,7 +1,6 @@
|
|||
module ErrorValue = Reducer_ErrorValue
|
||||
module ExpressionT = Reducer_Expression_T
|
||||
module InternalExpressionValue = ReducerInterface_InternalExpressionValue
|
||||
module Result = Belt.Result
|
||||
module Bindings = Reducer_Bindings
|
||||
|
||||
type errorValue = Reducer_ErrorValue.errorValue
|
||||
|
@ -10,19 +9,16 @@ type internalExpressionValue = InternalExpressionValue.t
|
|||
|
||||
let isMacroName = (fName: string): bool => fName->Js.String2.startsWith("$$")
|
||||
|
||||
let rec replaceSymbols = (bindings: ExpressionT.bindings, expression: expression): result<
|
||||
expression,
|
||||
errorValue,
|
||||
> =>
|
||||
let rec replaceSymbols = (bindings: ExpressionT.bindings, expression: expression): expression =>
|
||||
switch expression {
|
||||
| ExpressionT.EValue(value) =>
|
||||
replaceSymbolOnValue(bindings, value)->Result.map(evValue => evValue->ExpressionT.EValue)
|
||||
replaceSymbolOnValue(bindings, value)->ExpressionT.EValue
|
||||
| ExpressionT.EList(list) =>
|
||||
switch list {
|
||||
| list{EValue(IEvCall(fName)), ..._args} =>
|
||||
switch isMacroName(fName) {
|
||||
// A macro reduces itself so we dont dive in it
|
||||
| true => expression->Ok
|
||||
| true => expression
|
||||
| false => replaceSymbolsOnExpressionList(bindings, list)
|
||||
}
|
||||
| _ => replaceSymbolsOnExpressionList(bindings, list)
|
||||
|
@ -30,23 +26,19 @@ let rec replaceSymbols = (bindings: ExpressionT.bindings, expression: expression
|
|||
}
|
||||
|
||||
and replaceSymbolsOnExpressionList = (bindings, list) => {
|
||||
let racc = list->Belt.List.reduceReverse(Ok(list{}), (racc, each: expression) =>
|
||||
racc->Result.flatMap(acc => {
|
||||
replaceSymbols(bindings, each)->Result.flatMap(newNode => {
|
||||
acc->Belt.List.add(newNode)->Ok
|
||||
})
|
||||
})
|
||||
let racc = list->Belt.List.reduceReverse(list{}, (acc, each: expression) =>
|
||||
replaceSymbols(bindings, each)->Belt.List.add(acc, _)
|
||||
)
|
||||
racc->Result.map(acc => acc->ExpressionT.EList)
|
||||
ExpressionT.EList(racc)
|
||||
}
|
||||
and replaceSymbolOnValue = (bindings, evValue: internalExpressionValue) =>
|
||||
switch evValue {
|
||||
| IEvSymbol(symbol) => Bindings.getWithDefault(bindings, symbol, evValue)->Ok
|
||||
| IEvSymbol(symbol) => Bindings.getWithDefault(bindings, symbol, evValue)
|
||||
| IEvCall(symbol) => Bindings.getWithDefault(bindings, symbol, evValue)->checkIfCallable
|
||||
| _ => evValue->Ok
|
||||
| _ => evValue
|
||||
}
|
||||
and checkIfCallable = (evValue: internalExpressionValue) =>
|
||||
switch evValue {
|
||||
| IEvCall(_) | IEvLambda(_) => evValue->Ok
|
||||
| _ => ErrorValue.RENotAFunction(InternalExpressionValue.toString(evValue))->Error
|
||||
| IEvCall(_) | IEvLambda(_) => evValue
|
||||
| _ => raise(ErrorValue.ErrorException(ErrorValue.RENotAFunction(InternalExpressionValue.toString(evValue))))
|
||||
}
|
||||
|
|
|
@ -23,26 +23,24 @@ let checkArity = (
|
|||
let argsLength = Belt.List.length(args)
|
||||
let parametersLength = Js.Array2.length(lambdaValue.parameters)
|
||||
if argsLength !== parametersLength {
|
||||
ErrorValue.REArityError(None, parametersLength, argsLength)->Error
|
||||
raise(ErrorValue.ErrorException(ErrorValue.REArityError(None, parametersLength, argsLength)))
|
||||
} else {
|
||||
args->Ok
|
||||
args
|
||||
}
|
||||
}
|
||||
let exprOrFFI = castInternalCodeToExpression(lambdaValue.body)
|
||||
switch exprOrFFI {
|
||||
| NotFFI(_) => reallyCheck
|
||||
| FFI(_) => args->Ok
|
||||
| FFI(_) => args
|
||||
}
|
||||
}
|
||||
|
||||
let checkIfReduced = (args: list<internalExpressionValue>) =>
|
||||
args->Belt.List.reduceReverse(Ok(list{}), (rAcc, arg) =>
|
||||
rAcc->Result.flatMap(acc =>
|
||||
args->Belt.List.reduceReverse(list{}, (acc, arg) =>
|
||||
switch arg {
|
||||
| IEvSymbol(symbol) => ErrorValue.RESymbolNotFound(symbol)->Error
|
||||
| _ => list{arg, ...acc}->Ok
|
||||
| IEvSymbol(symbol) => raise(ErrorValue.ErrorException(ErrorValue.RESymbolNotFound(symbol)))
|
||||
| _ => list{arg, ...acc}
|
||||
}
|
||||
)
|
||||
)
|
||||
|
||||
let caseNotFFI = (
|
||||
|
@ -63,7 +61,10 @@ let caseNotFFI = (
|
|||
}
|
||||
|
||||
let caseFFI = (ffiFn: ExpressionT.ffiFn, args, accessors: ProjectAccessorsT.t) => {
|
||||
ffiFn(args->Belt.List.toArray, accessors.environment)
|
||||
switch ffiFn(args->Belt.List.toArray, accessors.environment) {
|
||||
| Ok(value) => value
|
||||
| Error(value) => raise(ErrorValue.ErrorException(value))
|
||||
}
|
||||
}
|
||||
|
||||
let applyParametersToLambda = (
|
||||
|
@ -71,16 +72,13 @@ let applyParametersToLambda = (
|
|||
args,
|
||||
accessors: ProjectAccessorsT.t,
|
||||
reducer: ProjectReducerFnT.t,
|
||||
): result<internalExpressionValue, 'e> => {
|
||||
checkArity(lambdaValue, args)->Result.flatMap(args =>
|
||||
checkIfReduced(args)->Result.flatMap(args => {
|
||||
let exprOrFFI = castInternalCodeToExpression(lambdaValue.body)
|
||||
switch exprOrFFI {
|
||||
| NotFFI(expr) => caseNotFFI(lambdaValue, expr, args, accessors, reducer)
|
||||
| FFI(ffiFn) => caseFFI(ffiFn, args, accessors)
|
||||
}
|
||||
})
|
||||
)
|
||||
): internalExpressionValue => {
|
||||
let args = checkArity(lambdaValue, args)->checkIfReduced
|
||||
let exprOrFFI = castInternalCodeToExpression(lambdaValue.body)
|
||||
switch exprOrFFI {
|
||||
| NotFFI(expr) => caseNotFFI(lambdaValue, expr, args, accessors, reducer)
|
||||
| FFI(ffiFn) => caseFFI(ffiFn, args, accessors)
|
||||
}
|
||||
}
|
||||
|
||||
let doLambdaCall = (
|
||||
|
@ -95,7 +93,7 @@ let foreignFunctionInterface = (
|
|||
argArray: array<internalExpressionValue>,
|
||||
accessors: ProjectAccessorsT.t,
|
||||
reducer: ProjectReducerFnT.t,
|
||||
): result<internalExpressionValue, Reducer_ErrorValue.errorValue> => {
|
||||
): internalExpressionValue => {
|
||||
let args = argArray->Belt.List.fromArray
|
||||
applyParametersToLambda(lambdaValue, args, accessors, reducer)
|
||||
}
|
||||
|
|
|
@ -10,32 +10,17 @@ type expression = ExpressionT.expression
|
|||
type internalExpressionValue = InternalExpressionValue.t
|
||||
type expressionWithContext = ExpressionWithContext.expressionWithContext
|
||||
|
||||
let expandMacroCall = (
|
||||
macroExpression: expression,
|
||||
bindings: ExpressionT.bindings,
|
||||
accessors: ProjectAccessorsT.t,
|
||||
reduceExpression: ProjectReducerFnT.t,
|
||||
): result<expressionWithContext, 'e> =>
|
||||
Reducer_Dispatch_BuiltInMacros.dispatchMacroCall(
|
||||
macroExpression,
|
||||
bindings,
|
||||
accessors,
|
||||
reduceExpression,
|
||||
)
|
||||
|
||||
let doMacroCall = (
|
||||
macroExpression: expression,
|
||||
bindings: ExpressionT.bindings,
|
||||
accessors: ProjectAccessorsT.t,
|
||||
reduceExpression: ProjectReducerFnT.t,
|
||||
): result<internalExpressionValue, 'e> =>
|
||||
expandMacroCall(
|
||||
): internalExpressionValue =>
|
||||
Reducer_Dispatch_BuiltInMacros.dispatchMacroCall(
|
||||
macroExpression,
|
||||
bindings,
|
||||
(accessors: ProjectAccessorsT.t),
|
||||
(reduceExpression: ProjectReducerFnT.t),
|
||||
)->Result.flatMap(expressionWithContext =>
|
||||
ExpressionWithContext.callReducer(expressionWithContext, bindings, accessors, reduceExpression)
|
||||
)
|
||||
)->ExpressionWithContext.callReducer(bindings, accessors, reduceExpression)
|
||||
|
||||
let isMacroName = (fName: string): bool => fName->Js.String2.startsWith("$$")
|
||||
|
|
|
@ -18,13 +18,9 @@ let ievFromTypeExpression = (
|
|||
let result = reducerFn(expr, Bindings.emptyBindings, accessors)
|
||||
let nameSpace = accessors.states.continuation
|
||||
|
||||
switch result {
|
||||
| Ok(_) =>
|
||||
switch Bindings.getType(nameSpace, sIndex) {
|
||||
| Some(value) => value->Ok
|
||||
| None => raise(Reducer_Exception.ImpossibleException("Reducer_Type_Compile-none"))
|
||||
}
|
||||
| err => err
|
||||
switch Bindings.getType(nameSpace, sIndex) {
|
||||
| Some(value) => value->Ok
|
||||
| None => raise(Reducer_Exception.ImpossibleException("Reducer_Type_Compile-none"))
|
||||
}
|
||||
})
|
||||
}
|
||||
|
|
|
@ -183,16 +183,16 @@ let buildExpression = (this: t): t => {
|
|||
}
|
||||
}
|
||||
|
||||
let wrappedReducer = (
|
||||
rExpression: T.expressionArgumentType,
|
||||
aContinuation: T.continuation,
|
||||
accessors: ProjectAccessorsT.t,
|
||||
): T.resultArgumentType => {
|
||||
Belt.Result.flatMap(
|
||||
rExpression,
|
||||
Reducer_Expression.reduceExpressionInProject(_, aContinuation, accessors),
|
||||
)
|
||||
}
|
||||
// let wrappedReducer = (
|
||||
// rExpression: T.expressionArgumentType,
|
||||
// aContinuation: T.continuation,
|
||||
// accessors: ProjectAccessorsT.t,
|
||||
// ): T.resultArgumentType => {
|
||||
// Belt.Result.flatMap(
|
||||
// rExpression,
|
||||
// Reducer_Expression.reduceExpressionInProject(_, aContinuation, accessors),
|
||||
// )
|
||||
// }
|
||||
|
||||
let doBuildResult = (
|
||||
this: t,
|
||||
|
@ -204,7 +204,13 @@ let doBuildResult = (
|
|||
->Belt.Option.map(
|
||||
Belt.Result.flatMap(
|
||||
_,
|
||||
Reducer_Expression.reduceExpressionInProject(_, aContinuation, accessors),
|
||||
expression =>
|
||||
try {
|
||||
Reducer_Expression.reduceExpressionInProject(expression, aContinuation, accessors)->Ok
|
||||
} catch {
|
||||
| Reducer_ErrorValue.ErrorException(e) => e->Error
|
||||
| _ => RETodo("unhandled rescript exception")->Error
|
||||
}
|
||||
),
|
||||
)
|
||||
|
||||
|
|
|
@ -6,4 +6,4 @@ type t = (
|
|||
ExpressionT.t,
|
||||
ExpressionT.bindings,
|
||||
ProjectAccessorsT.t,
|
||||
) => result<InternalExpressionValue.t, Reducer_ErrorValue.errorValue>
|
||||
) => InternalExpressionValue.t
|
||||
|
|
Loading…
Reference in New Issue
Block a user