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Generic Run Analogues #218

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Jul 15, 2024
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Original file line number Diff line number Diff line change
Expand Up @@ -32,7 +32,14 @@ val FirPropertySymbol.isCustom: Boolean
}

val FirFunctionCall.functionCallArguments: List<FirExpression>
get() = listOfNotNull(dispatchReceiver) + argumentList.arguments
get() {
val receiverArg = when {
dispatchReceiver != null -> dispatchReceiver
extensionReceiver != null -> extensionReceiver
else -> null
}
return listOfNotNull(receiverArg) + argumentList.arguments
}
val FirFunctionSymbol<*>.effects: List<FirEffectDeclaration>
get() = this.resolvedContractDescription?.effects ?: emptyList()
val KtSourceElement?.asPosition: Position
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,7 @@ interface MethodConversionContext : ProgramConversionContext {
fun resolveLocal(name: Name): VariableEmbedding
fun registerLocalProperty(symbol: FirPropertySymbol)
fun registerLocalVariable(symbol: FirVariableSymbol<*>)
fun resolveReceiver(): ExpEmbedding?

fun <R> withScopeImpl(scopeDepth: Int, action: () -> R): R
fun addLoopIdentifier(labelName: String, index: Int)
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -62,6 +62,8 @@ class MethodConverter(
paramResolver.tryResolveParameter(name) ?: parent?.resolveParameter(name)
?: throw IllegalArgumentException("Parameter $name not found in scope.")

override fun resolveReceiver(): ExpEmbedding? = paramResolver.tryResolveReceiver() ?: parent?.resolveReceiver()

override val defaultResolvedReturnTarget = paramResolver.defaultResolvedReturnTarget
override fun resolveNamedReturnTarget(sourceName: String): ReturnTarget? {
return paramResolver.resolveNamedReturnTarget(sourceName) ?: parent?.resolveNamedReturnTarget(sourceName)
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@ import org.jetbrains.kotlin.formver.embeddings.callables.FunctionSignature
import org.jetbrains.kotlin.formver.embeddings.expression.ExpEmbedding
import org.jetbrains.kotlin.formver.names.embedParameterName
import org.jetbrains.kotlin.name.Name
import org.jetbrains.kotlin.name.SpecialNames
import org.jetbrains.kotlin.utils.addToStdlib.ifTrue

/**
Expand All @@ -18,6 +19,7 @@ import org.jetbrains.kotlin.utils.addToStdlib.ifTrue
*/
interface ParameterResolver {
fun tryResolveParameter(name: Name): ExpEmbedding?
fun tryResolveReceiver(): ExpEmbedding?

val sourceName: String?
val defaultResolvedReturnTarget: ReturnTarget
Expand All @@ -33,7 +35,9 @@ class RootParameterResolver(
override val defaultResolvedReturnTarget: ReturnTarget,
) : ParameterResolver {
private val parameters = signature.params.associateBy { it.name }
private val receiver = signature.receiver
override fun tryResolveParameter(name: Name): ExpEmbedding? = parameters[name.embedParameterName()]
override fun tryResolveReceiver() = receiver
}

class InlineParameterResolver(
Expand All @@ -42,4 +46,5 @@ class InlineParameterResolver(
override val defaultResolvedReturnTarget: ReturnTarget,
) : ParameterResolver {
override fun tryResolveParameter(name: Name): ExpEmbedding? = substitutions[name]
override fun tryResolveReceiver(): ExpEmbedding? = substitutions[SpecialNames.THIS]
}
Original file line number Diff line number Diff line change
Expand Up @@ -357,7 +357,7 @@ class ProgramConverter(val session: FirSession, override val config: PluginConfi
this,
signature,
RootParameterResolver(this, signature, signature.sourceName, returnTarget),
scopeIndexProducer.getFresh(),
scopeDepth = scopeIndexProducer.getFresh(),
)
val stmtCtx = StmtConverter(methodCtx)
val body = stmtCtx.convert(firBody)
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -130,7 +130,8 @@ fun StmtConversionContext.embedPropertyAccess(accessExpression: FirPropertyAcces
else -> embedLocalProperty(calleeSymbol)
}
}
else -> error("Property access symbol $calleeSymbol has unsupported type.")
else ->
error("Property access symbol $calleeSymbol has unsupported type.")
}

fun StmtConversionContext.getInlineFunctionCallArgs(
Expand Down Expand Up @@ -165,7 +166,7 @@ fun StmtConversionContext.insertInlineFunctionCall(
val methodCtxFactory = MethodContextFactory(
calleeSignature,
InlineParameterResolver(subs, returnTargetName, returnTarget),
parentCtx,
parent = parentCtx,
)
return withMethodCtx(methodCtxFactory) {
Block(
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -8,8 +8,11 @@ package org.jetbrains.kotlin.formver.conversion
import org.jetbrains.kotlin.contracts.description.LogicOperationKind
import org.jetbrains.kotlin.fir.FirElement
import org.jetbrains.kotlin.fir.declarations.FirProperty
import org.jetbrains.kotlin.fir.declarations.FirSimpleFunction
import org.jetbrains.kotlin.fir.declarations.evaluateAs
import org.jetbrains.kotlin.fir.expressions.*
import org.jetbrains.kotlin.fir.expressions.impl.FirElseIfTrueCondition
import org.jetbrains.kotlin.fir.references.FirThisReference
import org.jetbrains.kotlin.fir.references.toResolvedSymbol
import org.jetbrains.kotlin.fir.symbols.FirBasedSymbol
import org.jetbrains.kotlin.fir.symbols.impl.FirFunctionSymbol
Expand All @@ -23,6 +26,7 @@ import org.jetbrains.kotlin.formver.embeddings.callables.FullNamedFunctionSignat
import org.jetbrains.kotlin.formver.embeddings.callables.insertCall
import org.jetbrains.kotlin.formver.embeddings.expression.*
import org.jetbrains.kotlin.formver.functionCallArguments
import org.jetbrains.kotlin.name.Name
import org.jetbrains.kotlin.text
import org.jetbrains.kotlin.types.ConstantValueKind

Expand Down Expand Up @@ -70,6 +74,13 @@ object StmtConversionVisitor : FirVisitor<ExpEmbedding, StmtConversionContext>()
else -> handleUnimplementedElement("Constant Expression of type ${constExpression.kind} is not yet implemented.", data)
}

override fun visitIntegerLiteralOperatorCall(
integerLiteralOperatorCall: FirIntegerLiteralOperatorCall,
data: StmtConversionContext
): ExpEmbedding {
return visitFunctionCall(integerLiteralOperatorCall, data)
}

override fun visitWhenSubjectExpression(
whenSubjectExpression: FirWhenSubjectExpression,
data: StmtConversionContext,
Expand Down Expand Up @@ -271,9 +282,10 @@ object StmtConversionVisitor : FirVisitor<ExpEmbedding, StmtConversionContext>()
override fun visitThisReceiverExpression(
thisReceiverExpression: FirThisReceiverExpression,
data: StmtConversionContext,
): ExpEmbedding =
data.signature.receiver
): ExpEmbedding {
return data.resolveReceiver()
?: throw IllegalArgumentException("Can't resolve the 'this' receiver since the function does not have one.")
}

override fun visitTypeOperatorCall(
typeOperatorCall: FirTypeOperatorCall,
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,6 @@ package org.jetbrains.kotlin.formver.embeddings.callables

import org.jetbrains.kotlin.formver.conversion.StmtConversionContext
import org.jetbrains.kotlin.formver.embeddings.expression.ExpEmbedding
import org.jetbrains.kotlin.formver.embeddings.expression.withType

/**
* Kotlin entity that can be called.
Expand All @@ -21,9 +20,4 @@ interface CallableEmbedding : CallableSignature {
fun CallableEmbedding.insertCall(
args: List<ExpEmbedding>,
ctx: StmtConversionContext,
): ExpEmbedding {
return args.zip(formalArgTypes)
.map { (arg, type) -> arg.withType(type) }
.let { insertCallImpl(it, ctx) }
.withType(returnType)
}
): ExpEmbedding = insertCallImpl(args, ctx)
Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@ import org.jetbrains.kotlin.formver.conversion.StmtConversionContext
import org.jetbrains.kotlin.formver.conversion.insertInlineFunctionCall
import org.jetbrains.kotlin.formver.embeddings.TypeEmbedding
import org.jetbrains.kotlin.formver.embeddings.expression.ExpEmbedding
import org.jetbrains.kotlin.name.SpecialNames

class InlineNamedFunction(
val signature: FullNamedFunctionSignature,
Expand All @@ -21,7 +22,7 @@ class InlineNamedFunction(
args: List<ExpEmbedding>,
ctx: StmtConversionContext,
): ExpEmbedding {
val paramNames = symbol.valueParameterSymbols.map { it.name }
val paramNames = listOfNotNull(receiver?.let { SpecialNames.THIS }) + symbol.valueParameterSymbols.map { it.name }
return ctx.insertInlineFunctionCall(signature, paramNames, args, firBody, signature.sourceName)
}

Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -117,28 +117,6 @@ object KotlinBooleanNotFunctionImplementation : KotlinBooleanSpecialFunction() {
Not(args[0])
}

object KotlinRunSpecialFunction : SpecialKotlinFunction {
override val packageName: List<String> = listOf("kotlin")
override val name: String = "run"

override val receiverType: TypeEmbedding? = null
override val paramTypes: List<TypeEmbedding> =
listOf(FunctionTypeEmbedding(CallableSignatureData(null, emptyList(), NullableTypeEmbedding(AnyTypeEmbedding))))
override val returnType: TypeEmbedding = NullableTypeEmbedding(AnyTypeEmbedding)

override fun insertCallImpl(
args: List<ExpEmbedding>,
ctx: StmtConversionContext,
): ExpEmbedding {
val lambda = when (val arg = args[0].ignoringCastsAndMetaNodes()) {
is LambdaExp -> arg
else -> error("kotlin.run must be called with a lambda argument at the moment")
}

return lambda.insertCallImpl(listOf(), ctx)
}
}

/**
* Represents the `verify` function defined in `org.jetbrains.kotlin.formver.plugin`.
*/
Expand All @@ -164,6 +142,5 @@ object SpecialKotlinFunctions {
KotlinIntTimesFunctionImplementation,
KotlinIntDivFunctionImplementation,
KotlinBooleanNotFunctionImplementation,
KotlinRunSpecialFunction,
).associateBy { it.embedName() }
}
Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@ import org.jetbrains.kotlin.formver.embeddings.callables.asData
import org.jetbrains.kotlin.formver.embeddings.expression.debug.PlaintextLeaf
import org.jetbrains.kotlin.formver.embeddings.expression.debug.TreeView
import org.jetbrains.kotlin.formver.linearization.LinearizationContext
import org.jetbrains.kotlin.name.SpecialNames

class LambdaExp(
val signature: FunctionSignature,
Expand All @@ -34,9 +35,17 @@ class LambdaExp(
args: List<ExpEmbedding>,
ctx: StmtConversionContext,
): ExpEmbedding {
val inlineBody = function.body ?: throw IllegalArgumentException("Lambda $function has a null body")
val paramNames = function.valueParameters.map { it.name }
return ctx.insertInlineFunctionCall(signature, paramNames, args, inlineBody, ctx.signature.sourceName, parentCtx)
val inlineBody = function.body ?: throw IllegalArgumentException("Lambda $function has a null body.")
val nonReceiverParamNames = function.valueParameters.map { it.name }
val receiverParamNames = if (function.receiverParameter != null) listOf(SpecialNames.THIS) else emptyList()
return ctx.insertInlineFunctionCall(
signature,
receiverParamNames + nonReceiverParamNames,
args,
inlineBody,
ctx.signature.sourceName,
parentCtx,
)
}

override val debugTreeView: TreeView
Expand Down
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