type check
This commit is contained in:
parent
b65aeaf0d2
commit
8fb75d57fc
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@ -0,0 +1,52 @@
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module Expression = Reducer_Expression
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module ExpressionT = Reducer_Expression_T
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module ErrorValue = Reducer_ErrorValue
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module InternalExpressionValue = ReducerInterface_InternalExpressionValue
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module Module = Reducer_Module
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module T = Reducer_Type_T
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module TypeChecker = Reducer_Type_TypeChecker
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open Jest
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open Expect
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let checkArgumentsSourceCode = (aTypeSourceCode: string, sourceCode: string): result<
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'v,
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ErrorValue.t,
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> => {
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let reducerFn = Expression.reduceExpression
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let rResult =
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Reducer.parse(sourceCode)->Belt.Result.flatMap(expr =>
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reducerFn(expr, Module.emptyBindings, InternalExpressionValue.defaultEnvironment)
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)
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rResult->Belt.Result.flatMap(result =>
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switch result {
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| IEvArray(args) => TypeChecker.checkArguments(aTypeSourceCode, args, reducerFn)
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| _ => Js.Exn.raiseError("Arguments has to be an array")
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}
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)
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}
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let myCheckArguments = (aTypeSourceCode: string, sourceCode: string): string =>
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switch checkArgumentsSourceCode(aTypeSourceCode, sourceCode) {
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| Ok(_) => "Ok"
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| Error(error) => ErrorValue.errorToString(error)
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}
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let myCheckArgumentsExpectEqual = (aTypeSourceCode, sourceCode, answer) =>
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expect(myCheckArguments(aTypeSourceCode, sourceCode))->toEqual(answer)
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let _myCheckArgumentsTest = (test, aTypeSourceCode, sourceCode, answer) =>
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test(aTypeSourceCode, () => myCheckArgumentsExpectEqual(aTypeSourceCode, sourceCode, answer))
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let myCheckArgumentsTest = (aTypeSourceCode, sourceCode, answer) =>
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_myCheckArgumentsTest(test, aTypeSourceCode, sourceCode, answer)
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module MySkip = {
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let myCheckArgumentsTest = (aTypeSourceCode, sourceCode, answer) =>
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_myCheckArgumentsTest(Skip.test, aTypeSourceCode, sourceCode, answer)
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}
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module MyOnly = {
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let myCheckArgumentsTest = (aTypeSourceCode, sourceCode, answer) =>
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_myCheckArgumentsTest(Only.test, aTypeSourceCode, sourceCode, answer)
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}
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myCheckArgumentsTest("number=>number=>number", "[1,2]", "Ok")
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@ -0,0 +1,78 @@
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module Expression = Reducer_Expression
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module ExpressionT = Reducer_Expression_T
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module ErrorValue = Reducer_ErrorValue
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module InternalExpressionValue = ReducerInterface_InternalExpressionValue
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module Module = Reducer_Module
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module T = Reducer_Type_T
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module TypeChecker = Reducer_Type_TypeChecker
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open Jest
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open Expect
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// In development, you are expected to use TypeChecker.isTypeOf(aTypeSourceCode, result, reducerFn).
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// isTypeOfSourceCode is written to use strings instead of expression values.
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let isTypeOfSourceCode = (aTypeSourceCode: string, sourceCode: string): result<
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'v,
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ErrorValue.t,
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> => {
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let reducerFn = Expression.reduceExpression
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let rResult =
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Reducer.parse(sourceCode)->Belt.Result.flatMap(expr =>
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reducerFn(expr, Module.emptyBindings, InternalExpressionValue.defaultEnvironment)
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)
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rResult->Belt.Result.flatMap(result => TypeChecker.isTypeOf(aTypeSourceCode, result, reducerFn))
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}
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let myTypeCheck = (aTypeSourceCode: string, sourceCode: string): string =>
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switch isTypeOfSourceCode(aTypeSourceCode, sourceCode) {
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| Ok(_) => "Ok"
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| Error(error) => ErrorValue.errorToString(error)
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}
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let myTypeCheckExpectEqual = (aTypeSourceCode, sourceCode, answer) =>
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expect(myTypeCheck(aTypeSourceCode, sourceCode))->toEqual(answer)
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let _myTypeCheckTest = (test, aTypeSourceCode, sourceCode, answer) =>
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test(aTypeSourceCode, () => myTypeCheckExpectEqual(aTypeSourceCode, sourceCode, answer))
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let myTypeCheckTest = (aTypeSourceCode, sourceCode, answer) =>
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_myTypeCheckTest(test, aTypeSourceCode, sourceCode, answer)
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module MySkip = {
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let myTypeCheckTest = (aTypeSourceCode, sourceCode, answer) =>
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_myTypeCheckTest(Skip.test, aTypeSourceCode, sourceCode, answer)
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}
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module MyOnly = {
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let myTypeCheckTest = (aTypeSourceCode, sourceCode, answer) =>
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_myTypeCheckTest(Only.test, aTypeSourceCode, sourceCode, answer)
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}
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myTypeCheckTest("number", "1", "Ok")
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myTypeCheckTest("number", "'2'", "Expected type: number but got: '2'")
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myTypeCheckTest("string", "3", "Expected type: string but got: 3")
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myTypeCheckTest("string", "'a'", "Ok")
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myTypeCheckTest("[number]", "[1,2,3]", "Ok")
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myTypeCheckTest("[number]", "['a','a','a']", "Expected type: number but got: 'a'")
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myTypeCheckTest("[number]", "[1,'a',3]", "Expected type: number but got: 'a'")
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myTypeCheckTest("[number, string]", "[1,'a']", "Ok")
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myTypeCheckTest("[number, string]", "[1, 2]", "Expected type: string but got: 2")
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myTypeCheckTest(
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"[number, string, string]",
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"[1,'a']",
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"Expected type: [number, string, string] but got: [1,'a']",
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)
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myTypeCheckTest(
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"[number, string]",
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"[1,'a', 3]",
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"Expected type: [number, string] but got: [1,'a',3]",
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)
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myTypeCheckTest("{age: number, name: string}", "{age: 1, name: 'a'}", "Ok")
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myTypeCheckTest(
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"{age: number, name: string}",
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"{age: 1, name: 'a', job: 'IT'}",
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"Expected type: {age: number, name: string} but got: {age: 1,job: 'IT',name: 'a'}",
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)
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myTypeCheckTest("number | string", "1", "Ok")
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myTypeCheckTest("date | string", "1", "Expected type: (date | string) but got: 1")
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myTypeCheckTest("number<-min(10)", "10", "Ok")
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myTypeCheckTest("number<-min(10)", "0", "Expected type: number<-min(10) but got: 0")
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@ -144,7 +144,7 @@ let dispatchMacroCall = (
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let ifTrueBlock = eBlock(list{ifTrue})
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let ifTrueBlock = eBlock(list{ifTrue})
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ExpressionWithContext.withContext(ifTrueBlock, bindings)->Ok
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ExpressionWithContext.withContext(ifTrueBlock, bindings)->Ok
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}
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}
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| _ => REExpectedType("Boolean")->Error
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| _ => REExpectedType("Boolean", "")->Error
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}
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}
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)
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)
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}
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}
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@ -7,7 +7,7 @@ type errorValue =
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| REArrayIndexNotFound(string, int)
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| REArrayIndexNotFound(string, int)
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| REAssignmentExpected
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| REAssignmentExpected
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| REDistributionError(DistributionTypes.error)
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| REDistributionError(DistributionTypes.error)
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| REExpectedType(string)
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| REExpectedType(string, string)
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| REExpressionExpected
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| REExpressionExpected
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| REFunctionExpected(string)
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| REFunctionExpected(string)
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| REFunctionNotFound(string)
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| REFunctionNotFound(string)
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| RESymbolNotFound(symbolName) => `${symbolName} is not defined`
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| RESymbolNotFound(symbolName) => `${symbolName} is not defined`
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| RESyntaxError(desc, _) => `Syntax Error: ${desc}`
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| RESyntaxError(desc, _) => `Syntax Error: ${desc}`
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| RETodo(msg) => `TODO: ${msg}`
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| RETodo(msg) => `TODO: ${msg}`
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| REExpectedType(typeName) => `Expected type: ${typeName}`
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| REExpectedType(typeName, valueString) => `Expected type: ${typeName} but got: ${valueString}`
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| REUnitNotFound(unitName) => `Unit not found: ${unitName}`
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| REUnitNotFound(unitName) => `Unit not found: ${unitName}`
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}
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}
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@ -0,0 +1,53 @@
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module InternalExpressionValue = ReducerInterface_InternalExpressionValue
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module T = Reducer_Type_T
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let isMin = (modifierArg: InternalExpressionValue.t, aValue: InternalExpressionValue.t): bool => {
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let pair = (modifierArg, aValue)
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switch pair {
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| (IEvNumber(a), IEvNumber(b)) => a <= b
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| _ => false
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}
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}
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let isMax = (modifierArg: InternalExpressionValue.t, aValue: InternalExpressionValue.t): bool => {
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let pair = (modifierArg, aValue)
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switch pair {
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| (IEvNumber(a), IEvNumber(b)) => a >= b
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| _ => false
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}
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}
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let isMemberOf = (
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modifierArg: InternalExpressionValue.t,
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aValue: InternalExpressionValue.t,
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): bool => {
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let pair = (modifierArg, aValue)
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switch pair {
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| (ievA, IEvArray(b)) => Js.Array2.includes(b, ievA)
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| _ => false
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}
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}
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let checkModifier = (
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key: string,
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modifierArg: InternalExpressionValue.t,
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aValue: InternalExpressionValue.t,
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): bool =>
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switch key {
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| "min" => isMin(modifierArg, aValue)
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| "max" => isMax(modifierArg, aValue)
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| "isMemberOf" => isMemberOf(modifierArg, aValue)
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| _ => false
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}
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let checkModifiers = (
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modifiers: Belt.Map.String.t<InternalExpressionValue.t>,
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aValue: InternalExpressionValue.t,
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): bool => {
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modifiers->Belt.Map.String.reduce(true, (acc, key, modifierArg) =>
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switch acc {
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| true => checkModifier(key, modifierArg, aValue)
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| _ => acc
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}
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)
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}
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@ -11,6 +11,7 @@ type rec iType =
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| ItTypeRecord({properties: Belt.Map.String.t<iType>})
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| ItTypeRecord({properties: Belt.Map.String.t<iType>})
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type t = iType
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type t = iType
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type typeErrorValue = TypeMismatch(t, InternalExpressionValue.t)
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let rec toString = (t: t): string => {
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let rec toString = (t: t): string => {
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switch t {
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switch t {
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@ -1,71 +1,168 @@
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// module ErrorValue = Reducer_ErrorValue
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module ExpressionT = Reducer_Expression_T
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module InternalExpressionValue = ReducerInterface_InternalExpressionValue
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module InternalExpressionValue = ReducerInterface_InternalExpressionValue
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module T = Reducer_Type_T
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module T = Reducer_Type_T
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// module TypeBuilder = Reducer_Type_TypeBuilder
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module TypeModifiers = Reducer_Type_Modifiers
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open InternalExpressionValue
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open InternalExpressionValue
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type typeErrorValue = TypeError(T.t, InternalExpressionValue.t)
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let rec isITypeOf = (anIType: T.iType, aValue): result<bool, T.typeErrorValue> => {
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let rec isOfResolvedIType = (anIType: T.iType, aValue): result<bool, typeErrorValue> => {
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let caseTypeIdentifier = (anUpperTypeName, aValue) => {
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let caseTypeIdentifier = (anUpperTypeName, aValue) => {
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let aTypeName = anUpperTypeName->Js.String2.toLowerCase
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let aTypeName = anUpperTypeName->Js.String2.toLowerCase
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let valueTypeName = aValue->valueToValueType->valueTypeToString->Js.String2.toLowerCase
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let valueTypeName = aValue->valueToValueType->valueTypeToString->Js.String2.toLowerCase
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switch aTypeName === valueTypeName {
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switch aTypeName == valueTypeName {
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| true => Ok(true)
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| true => Ok(true)
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| false => TypeError(anIType, aValue)->Error
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| false => T.TypeMismatch(anIType, aValue)->Error
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}
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}
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}
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}
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let _caseRecord = (anIType, evValue, propertyMap, map) => {
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let caseRecord = (anIType, propertyMap: Belt.Map.String.t<T.iType>, evValue) =>
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Belt.Map.String.reduce(propertyMap, Ok(true), (acc, property, propertyType) => {
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switch evValue {
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| IEvRecord(aRecord) =>
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if (
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Js.Array2.length(propertyMap->Belt.Map.String.keysToArray) ==
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Js.Array2.length(aRecord->Belt.Map.String.keysToArray)
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) {
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Belt.Map.String.reduce(propertyMap, Ok(true), (acc, property, propertyType) => {
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Belt.Result.flatMap(acc, _ =>
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switch Belt.Map.String.get(aRecord, property) {
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| Some(propertyValue) => isITypeOf(propertyType, propertyValue)
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| None => T.TypeMismatch(anIType, evValue)->Error
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}
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)
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})
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} else {
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T.TypeMismatch(anIType, evValue)->Error
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}
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| _ => T.TypeMismatch(anIType, evValue)->Error
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}
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let caseArray = (anIType, elementType, evValue) =>
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switch evValue {
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| IEvArray(anArray) =>
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Belt.Array.reduce(anArray, Ok(true), (acc, element) =>
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Belt.Result.flatMap(acc, _ =>
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switch isITypeOf(elementType, element) {
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| Ok(_) => Ok(true)
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| Error(error) => error->Error
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}
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)
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)
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| _ => T.TypeMismatch(anIType, evValue)->Error
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}
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let caseTuple = (anIType, elementTypes, evValue) =>
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switch evValue {
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| IEvArray(anArray) =>
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if Js.Array2.length(elementTypes) == Js.Array2.length(anArray) {
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let zipped = Belt.Array.zip(elementTypes, anArray)
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Belt.Array.reduce(zipped, Ok(true), (acc, (elementType, element)) =>
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switch acc {
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| Ok(_) =>
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switch isITypeOf(elementType, element) {
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| Ok(_) => acc
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| Error(error) => Error(error)
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}
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| _ => acc
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}
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)
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} else {
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T.TypeMismatch(anIType, evValue)->Error
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}
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| _ => T.TypeMismatch(anIType, evValue)->Error
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}
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let caseOr = (anIType, anITypeArray, evValue) =>
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switch Belt.Array.reduce(anITypeArray, Ok(false), (acc, anIType) =>
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Belt.Result.flatMap(acc, _ =>
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Belt.Result.flatMap(acc, _ =>
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switch Belt.Map.String.get(map, property) {
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switch acc {
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| Some(propertyValue) => isOfResolvedIType(propertyType, propertyValue)
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| Ok(false) =>
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| None => TypeError(anIType, evValue)->Error
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switch isITypeOf(anIType, evValue) {
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| Ok(_) => Ok(true)
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| Error(_) => acc
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}
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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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})
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) {
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}
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| Ok(true) => Ok(true)
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let _caseArray = (anIType, evValue, elementType, anArray) => {
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| Ok(false) => T.TypeMismatch(anIType, evValue)->Error
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Belt.Array.reduceWithIndex(anArray, Ok(true), (acc, element, _index) => {
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| Error(error) => Error(error)
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switch isOfResolvedIType(elementType, element) {
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}
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| Ok(_) => acc
|
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| Error(_) => TypeError(anIType, evValue)->Error
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let caseModifiedType = (
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anIType: T.iType,
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modifiedType: T.iType,
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modifiers: Belt.Map.String.t<InternalExpressionValue.t>,
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aValue: InternalExpressionValue.t,
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) => {
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isITypeOf(modifiedType, aValue)->Belt.Result.flatMap(_result => {
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if TypeModifiers.checkModifiers(modifiers, aValue) {
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Ok(true)
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} else {
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|
T.TypeMismatch(anIType, aValue)->Error
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}
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}
|
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})
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})
|
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}
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}
|
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|
|
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switch anIType {
|
switch anIType {
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| ItTypeIdentifier(name) => caseTypeIdentifier(name, aValue)
|
| ItTypeIdentifier(name) => caseTypeIdentifier(name, aValue)
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// TODO: Work in progress. Code is commented to make an a release of other features
|
| ItModifiedType({modifiedType, modifiers}) =>
|
||||||
// | ItModifiedType({modifiedType: anIType}) => raise(Reducer_Exception.ImpossibleException)
|
caseModifiedType(anIType, modifiedType, modifiers, aValue) //{modifiedType: iType, modifiers: Belt.Map.String.t<InternalExpressionValue.t>}
|
||||||
// | ItTypeOr({typeOr: anITypeArray}) => raise(Reducer_Exception.ImpossibleException)
|
| ItTypeOr({typeOr}) => caseOr(anIType, typeOr, aValue)
|
||||||
// | ItTypeFunction({inputs: anITypeArray, output: anIType}) =>
|
| ItTypeFunction(_) =>
|
||||||
// raise(Reducer_Exception.ImpossibleException)
|
raise(
|
||||||
// | ItTypeArray({element: anIType}) => raise(Reducer_Exception.ImpossibleException)
|
Reducer_Exception.ImpossibleException(
|
||||||
// | ItTypeTuple({elements: anITypeArray}) => raise(Reducer_Exception.ImpossibleException)
|
"Reducer_TypeChecker-functions are without a type at the moment",
|
||||||
// | ItTypeRecord({properties: anITypeMap}) => raise(Reducer_Exception.ImpossibleException)
|
),
|
||||||
| _ => raise(Reducer_Exception.ImpossibleException("Reducer_TypeChecker-isOfResolvedIType"))
|
)
|
||||||
|
| ItTypeArray({element}) => caseArray(anIType, element, aValue)
|
||||||
|
| ItTypeTuple({elements}) => caseTuple(anIType, elements, aValue)
|
||||||
|
| ItTypeRecord({properties}) => caseRecord(anIType, properties, aValue)
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
// let isOfResolvedType = (aType: InternalExpressionValue.t, aValue): result<bool, typeErrorValue> =>
|
let isTypeOf = (
|
||||||
// aType->T.fromIEvValue->isOfResolvedIType(aValue)
|
typeExpressionSourceCode: string,
|
||||||
|
aValue: InternalExpressionValue.t,
|
||||||
|
reducerFn: ExpressionT.reducerFn,
|
||||||
|
): result<InternalExpressionValue.t, ErrorValue.t> => {
|
||||||
|
switch typeExpressionSourceCode->Reducer_Type_Compile.fromTypeExpression(reducerFn) {
|
||||||
|
| Ok(anIType) =>
|
||||||
|
switch isITypeOf(anIType, aValue) {
|
||||||
|
| Ok(_) => Ok(aValue)
|
||||||
|
| Error(T.TypeMismatch(anIType, evValue)) =>
|
||||||
|
Error(
|
||||||
|
ErrorValue.REExpectedType(anIType->T.toString, evValue->InternalExpressionValue.toString),
|
||||||
|
)
|
||||||
|
}
|
||||||
|
| Error(error) => Error(error) // Directly propagating - err => err - causes type mismatch
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
// TODO: Work in progress. Code is commented to make an a release of other features
|
let checkITypeArguments = (anIType: T.iType, args: array<InternalExpressionValue.t>): result<
|
||||||
// let checkArguments = (
|
bool,
|
||||||
// evFunctionType: InternalExpressionValue.t,
|
T.typeErrorValue,
|
||||||
// args: array<InternalExpressionValue.t>,
|
> => {
|
||||||
// ) => {
|
switch anIType {
|
||||||
// let functionType = switch evFunctionType {
|
| T.ItTypeFunction({inputs}) => isITypeOf(T.ItTypeTuple({elements: inputs}), args->IEvArray)
|
||||||
// | IEvRecord(functionType) => functionType
|
| _ => T.TypeMismatch(anIType, args->IEvArray)->Error
|
||||||
// | _ => raise(Reducer_Exception.ImpossibleException)
|
}
|
||||||
// }
|
}
|
||||||
// let evInputs = functionType->Belt.Map.String.getWithDefault("inputs", []->IEvArray)
|
|
||||||
// let inputs = switch evInputs {
|
let checkArguments = (
|
||||||
// | IEvArray(inputs) => inputs
|
typeExpressionSourceCode: string,
|
||||||
// | _ => raise(Reducer_Exception.ImpossibleException)
|
args: array<InternalExpressionValue.t>,
|
||||||
// }
|
reducerFn: ExpressionT.reducerFn,
|
||||||
// let rTupleType = TypeBuilder.typeTuple(inputs)
|
): result<InternalExpressionValue.t, ErrorValue.t> => {
|
||||||
// Belt.Result.flatMap(rTupleType, tupleType => isOfResolvedType(tupleType, args->IEvArray))
|
switch typeExpressionSourceCode->Reducer_Type_Compile.fromTypeExpression(reducerFn) {
|
||||||
// }
|
| Ok(anIType) =>
|
||||||
|
switch checkITypeArguments(anIType, args) {
|
||||||
|
| Ok(_) => Ok(args->IEvArray)
|
||||||
|
| Error(T.TypeMismatch(anIType, evValue)) =>
|
||||||
|
Error(
|
||||||
|
ErrorValue.REExpectedType(anIType->T.toString, evValue->InternalExpressionValue.toString),
|
||||||
|
)
|
||||||
|
}
|
||||||
|
| Error(error) => Error(error) // Directly propagating - err => err - causes type mismatch
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
Loading…
Reference in New Issue
Block a user