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.kotlin.kotlin-compiler.1.3.11.source-code.RenderIrElement.kt Maven / Gradle / Ivy
/*
* Copyright 2010-2016 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jetbrains.kotlin.ir.util
import org.jetbrains.kotlin.descriptors.DeclarationDescriptor
import org.jetbrains.kotlin.descriptors.ReceiverParameterDescriptor
import org.jetbrains.kotlin.ir.IrElement
import org.jetbrains.kotlin.ir.declarations.*
import org.jetbrains.kotlin.ir.expressions.*
import org.jetbrains.kotlin.ir.visitors.IrElementVisitor
import org.jetbrains.kotlin.renderer.ClassifierNamePolicy
import org.jetbrains.kotlin.renderer.DescriptorRenderer
import org.jetbrains.kotlin.renderer.DescriptorRendererModifier
import org.jetbrains.kotlin.renderer.OverrideRenderingPolicy
import org.jetbrains.kotlin.types.KotlinType
import org.jetbrains.kotlin.utils.addIfNotNull
fun IrElement.render() = accept(RenderIrElementVisitor(), null)
class RenderIrElementVisitor : IrElementVisitor {
override fun visitElement(element: IrElement, data: Nothing?): String =
"? ${element::class.java.simpleName}"
override fun visitDeclaration(declaration: IrDeclaration, data: Nothing?): String =
"? ${declaration::class.java.simpleName} ${declaration.descriptor.ref()}"
override fun visitModuleFragment(declaration: IrModuleFragment, data: Nothing?): String =
"MODULE_FRAGMENT name:${declaration.name}"
override fun visitExternalPackageFragment(declaration: IrExternalPackageFragment, data: Nothing?): String =
"EXTERNAL_PACKAGE_FRAGMENT fqName:${declaration.fqName}"
override fun visitFile(declaration: IrFile, data: Nothing?): String =
"FILE fqName:${declaration.fqName} fileName:${declaration.name}"
override fun visitFunction(declaration: IrFunction, data: Nothing?): String =
"FUN ${declaration.renderOriginIfNonTrivial()}${declaration.renderDeclared()}"
override fun visitSimpleFunction(declaration: IrSimpleFunction, data: Nothing?): String =
declaration.run {
"FUN ${renderOriginIfNonTrivial()}" +
"name:$name visibility:$visibility modality:$modality " +
renderTypeParameters() + " " +
renderValueParameterTypes() + " " +
"returnType:${returnType.render()} " +
"flags:${renderSimpleFunctionFlags()}"
}
private fun renderFlagsList(vararg flags: String?) =
flags.filterNotNull().joinToString(separator = ",")
private fun IrSimpleFunction.renderSimpleFunctionFlags(): String =
renderFlagsList(
"tailrec".takeIf { isTailrec },
"inline".takeIf { isInline },
"external".takeIf { isExternal },
"suspend".takeIf { isSuspend }
)
private fun IrFunction.renderTypeParameters(): String =
typeParameters.joinToString(separator = ", ", prefix = "<", postfix = ">") { it.name.toString() }
private fun IrFunction.renderValueParameterTypes(): String =
ArrayList().apply {
addIfNotNull(dispatchReceiverParameter?.run { "\$this:${type.render()}" })
addIfNotNull(extensionReceiverParameter?.run { "\$receiver:${type.render()}" })
valueParameters.mapTo(this) { "${it.name}:${it.type.render()}" }
}.joinToString(separator = ", ", prefix = "(", postfix = ")")
override fun visitConstructor(declaration: IrConstructor, data: Nothing?): String =
declaration.run {
"CONSTRUCTOR ${renderOriginIfNonTrivial()}" +
"visibility:$visibility " +
renderTypeParameters() + " " +
renderValueParameterTypes() + " " +
"returnType:${returnType.render()} " +
"flags:${renderConstructorFlags()}"
}
private fun IrConstructor.renderConstructorFlags() =
renderFlagsList(
"inline".takeIf { isInline },
"external".takeIf { isExternal },
"primary".takeIf { isPrimary }
)
override fun visitProperty(declaration: IrProperty, data: Nothing?): String =
declaration.run {
"PROPERTY ${renderOriginIfNonTrivial()}" +
"name:$name visibility:$visibility modality:$modality " +
"flags:${renderPropertyFlags()}"
}
private fun IrProperty.renderPropertyFlags() =
renderFlagsList(
"external".takeIf { isExternal },
"const".takeIf { isConst },
"lateinit".takeIf { isLateinit },
"delegated".takeIf { isDelegated },
if (isVar) "var" else "val"
)
override fun visitField(declaration: IrField, data: Nothing?): String =
"FIELD ${declaration.renderOriginIfNonTrivial()}" +
"name:${declaration.name} type:${declaration.type.render()} visibility:${declaration.visibility} " +
"flags:${declaration.renderFieldFlags()}"
private fun IrField.renderFieldFlags() =
renderFlagsList(
"final".takeIf { isFinal },
"external".takeIf { isExternal },
"static".takeIf { isStatic }
)
override fun visitClass(declaration: IrClass, data: Nothing?): String =
declaration.run {
"CLASS ${renderOriginIfNonTrivial()}" +
"$kind name:$name modality:$modality visibility:$visibility " +
"flags:${renderClassFlags()} " +
"superTypes:[${superTypes.joinToString(separator = "; ") { it.render() }}]"
}
private fun IrClass.renderClassFlags() =
renderFlagsList(
"companion".takeIf { isCompanion },
"inner".takeIf { isInner },
"data".takeIf { isData },
"external".takeIf { isExternal },
"inline".takeIf { isInline }
)
override fun visitTypeAlias(declaration: IrTypeAlias, data: Nothing?): String =
"TYPEALIAS ${declaration.renderOriginIfNonTrivial()}${declaration.descriptor.ref()} " +
"type=${declaration.descriptor.underlyingType.render()}"
override fun visitVariable(declaration: IrVariable, data: Nothing?): String =
"VAR ${declaration.renderOriginIfNonTrivial()}" +
"name:${declaration.name} type:${declaration.type.render()} flags:${declaration.renderVariableFlags()}"
private fun IrVariable.renderVariableFlags(): String =
renderFlagsList(
"const".takeIf { isConst },
"lateinit".takeIf { isLateinit },
if (isVar) "var" else "val"
)
override fun visitEnumEntry(declaration: IrEnumEntry, data: Nothing?): String =
"ENUM_ENTRY ${declaration.renderOriginIfNonTrivial()}name:${declaration.name}"
override fun visitAnonymousInitializer(declaration: IrAnonymousInitializer, data: Nothing?): String =
"ANONYMOUS_INITIALIZER ${declaration.descriptor.ref()}"
override fun visitTypeParameter(declaration: IrTypeParameter, data: Nothing?): String =
declaration.run {
"TYPE_PARAMETER ${renderOriginIfNonTrivial()}" +
"name:$name index:$index variance:$variance " +
"superTypes:[${superTypes.joinToString(separator = "; ") { it.render() }}]"
}
override fun visitValueParameter(declaration: IrValueParameter, data: Nothing?): String =
declaration.run {
"VALUE_PARAMETER ${renderOriginIfNonTrivial()}" +
"name:$name " +
(if (index >= 0) "index:$index " else "") +
"type:${type.render()} " +
(varargElementType?.let { "varargElementType:${it.render()} " } ?: "") +
"flags:${renderValueParameterFlags()}"
}
private fun IrValueParameter.renderValueParameterFlags(): String =
renderFlagsList(
"vararg".takeIf { varargElementType != null },
"crossinline".takeIf { isCrossinline },
"noinline".takeIf { isNoinline }
)
override fun visitLocalDelegatedProperty(declaration: IrLocalDelegatedProperty, data: Nothing?): String =
declaration.run {
"LOCAL_DELEGATED_PROPERTY ${declaration.renderOriginIfNonTrivial()}" +
"name:$name type:${type.render()} flags:${renderLocalDelegatedPropertyFlags()}"
}
private fun IrLocalDelegatedProperty.renderLocalDelegatedPropertyFlags() =
if (isVar) "var" else "val"
override fun visitExpressionBody(body: IrExpressionBody, data: Nothing?): String =
"EXPRESSION_BODY"
override fun visitBlockBody(body: IrBlockBody, data: Nothing?): String =
"BLOCK_BODY"
override fun visitSyntheticBody(body: IrSyntheticBody, data: Nothing?): String =
"SYNTHETIC_BODY kind=${body.kind}"
override fun visitExpression(expression: IrExpression, data: Nothing?): String =
"? ${expression::class.java.simpleName} type=${expression.type.render()}"
override fun visitConst(expression: IrConst, data: Nothing?): String =
"CONST ${expression.kind} type=${expression.type.render()} value=${expression.value}"
override fun visitVararg(expression: IrVararg, data: Nothing?): String =
"VARARG type=${expression.type.render()} varargElementType=${expression.varargElementType.render()}"
override fun visitSpreadElement(spread: IrSpreadElement, data: Nothing?): String =
"SPREAD_ELEMENT"
override fun visitBlock(expression: IrBlock, data: Nothing?): String =
"BLOCK type=${expression.type.render()} origin=${expression.origin}"
override fun visitComposite(expression: IrComposite, data: Nothing?): String =
"COMPOSITE type=${expression.type.render()} origin=${expression.origin}"
override fun visitReturn(expression: IrReturn, data: Nothing?): String =
"RETURN type=${expression.type.render()} from='${expression.returnTarget.ref()}'"
override fun visitCall(expression: IrCall, data: Nothing?): String =
"CALL '${expression.descriptor.ref()}' ${expression.renderSuperQualifier()}" +
"type=${expression.type.render()} origin=${expression.origin}"
private fun IrCall.renderSuperQualifier(): String =
superQualifier?.let { "superQualifier=${it.name} " } ?: ""
override fun visitDelegatingConstructorCall(expression: IrDelegatingConstructorCall, data: Nothing?): String =
"DELEGATING_CONSTRUCTOR_CALL '${expression.descriptor.ref()}'"
override fun visitEnumConstructorCall(expression: IrEnumConstructorCall, data: Nothing?): String =
"ENUM_CONSTRUCTOR_CALL '${expression.descriptor.ref()}'"
override fun visitInstanceInitializerCall(expression: IrInstanceInitializerCall, data: Nothing?): String =
"INSTANCE_INITIALIZER_CALL classDescriptor='${expression.classDescriptor.ref()}'"
override fun visitGetValue(expression: IrGetValue, data: Nothing?): String =
"GET_VAR '${expression.descriptor.ref()}' type=${expression.type.render()} origin=${expression.origin}"
override fun visitSetVariable(expression: IrSetVariable, data: Nothing?): String =
"SET_VAR '${expression.descriptor.ref()}' type=${expression.type.render()} origin=${expression.origin}"
override fun visitGetField(expression: IrGetField, data: Nothing?): String =
"GET_FIELD '${expression.descriptor.ref()}' type=${expression.type.render()} origin=${expression.origin}"
override fun visitSetField(expression: IrSetField, data: Nothing?): String =
"SET_FIELD '${expression.descriptor.ref()}' type=${expression.type.render()} origin=${expression.origin}"
override fun visitGetObjectValue(expression: IrGetObjectValue, data: Nothing?): String =
"GET_OBJECT '${expression.descriptor.ref()}' type=${expression.type.render()}"
override fun visitGetEnumValue(expression: IrGetEnumValue, data: Nothing?): String =
"GET_ENUM '${expression.descriptor.ref()}' type=${expression.type.render()}"
override fun visitStringConcatenation(expression: IrStringConcatenation, data: Nothing?): String =
"STRING_CONCATENATION type=${expression.type.render()}"
override fun visitTypeOperator(expression: IrTypeOperatorCall, data: Nothing?): String =
"TYPE_OP type=${expression.type.render()} origin=${expression.operator} typeOperand=${expression.typeOperand.render()}"
override fun visitWhen(expression: IrWhen, data: Nothing?): String =
"WHEN type=${expression.type.render()} origin=${expression.origin}"
override fun visitBranch(branch: IrBranch, data: Nothing?): String =
"BRANCH"
override fun visitWhileLoop(loop: IrWhileLoop, data: Nothing?): String =
"WHILE label=${loop.label} origin=${loop.origin}"
override fun visitDoWhileLoop(loop: IrDoWhileLoop, data: Nothing?): String =
"DO_WHILE label=${loop.label} origin=${loop.origin}"
override fun visitBreak(jump: IrBreak, data: Nothing?): String =
"BREAK label=${jump.label} loop.label=${jump.loop.label}"
override fun visitContinue(jump: IrContinue, data: Nothing?): String =
"CONTINUE label=${jump.label} loop.label=${jump.loop.label}"
override fun visitThrow(expression: IrThrow, data: Nothing?): String =
"THROW type=${expression.type.render()}"
override fun visitFunctionReference(expression: IrFunctionReference, data: Nothing?): String =
"FUNCTION_REFERENCE '${expression.descriptor.ref()}' type=${expression.type.render()} origin=${expression.origin}"
override fun visitPropertyReference(expression: IrPropertyReference, data: Nothing?): String =
buildString {
append("PROPERTY_REFERENCE ")
append("'${expression.descriptor.ref()}' ")
appendNullableAttribute("field=", expression.field) { "'${it.descriptor.ref()}'" }
appendNullableAttribute("getter=", expression.getter) { "'${it.descriptor.ref()}'" }
appendNullableAttribute("setter=", expression.setter) { "'${it.descriptor.ref()}'" }
append("type=${expression.type.render()} ")
append("origin=${expression.origin}")
}
private inline fun StringBuilder.appendNullableAttribute(prefix: String, value: T?, toString: (T) -> String) {
append(prefix)
if (value != null) {
append(toString(value))
} else {
append("null")
}
append(" ")
}
override fun visitLocalDelegatedPropertyReference(expression: IrLocalDelegatedPropertyReference, data: Nothing?): String =
buildString {
append("LOCAL_DELEGATED_PROPERTY_REFERENCE ")
append("'${expression.descriptor.ref()}' ")
append("delegate='${expression.delegate.descriptor.ref()}' ")
append("getter='${expression.getter.descriptor.ref()}' ")
appendNullableAttribute("setter=", expression.setter) { "'${it.descriptor.ref()}'" }
append("type=${expression.type.render()} ")
append("origin=${expression.origin}")
}
override fun visitClassReference(expression: IrClassReference, data: Nothing?): String =
"CLASS_REFERENCE '${expression.descriptor.ref()}' type=${expression.type.render()}"
override fun visitGetClass(expression: IrGetClass, data: Nothing?): String =
"GET_CLASS type=${expression.type.render()}"
override fun visitTry(aTry: IrTry, data: Nothing?): String =
"TRY type=${aTry.type.render()}"
override fun visitCatch(aCatch: IrCatch, data: Nothing?): String =
"CATCH parameter=${aCatch.parameter.ref()}"
override fun visitErrorDeclaration(declaration: IrErrorDeclaration, data: Nothing?): String =
"ERROR_DECL ${declaration.descriptor::class.java.simpleName} ${declaration.descriptor.ref()}"
override fun visitErrorExpression(expression: IrErrorExpression, data: Nothing?): String =
"ERROR_EXPR '${expression.description}' type=${expression.type.render()}"
override fun visitErrorCallExpression(expression: IrErrorCallExpression, data: Nothing?): String =
"ERROR_CALL '${expression.description}' type=${expression.type.render()}"
companion object {
val DECLARATION_RENDERER = DescriptorRenderer.withOptions {
withDefinedIn = false
overrideRenderingPolicy = OverrideRenderingPolicy.RENDER_OPEN_OVERRIDE
includePropertyConstant = true
classifierNamePolicy = ClassifierNamePolicy.FULLY_QUALIFIED
verbose = false
modifiers = DescriptorRendererModifier.ALL
}
val REFERENCE_RENDERER = DescriptorRenderer.ONLY_NAMES_WITH_SHORT_TYPES
internal fun IrDeclaration.name(): String =
descriptor.name.toString()
internal fun DescriptorRenderer.renderDescriptor(descriptor: DeclarationDescriptor): String =
if (descriptor is ReceiverParameterDescriptor)
"this@${descriptor.containingDeclaration.name}: ${descriptor.type}"
else
render(descriptor)
internal fun IrDeclaration.renderDeclared(): String =
DECLARATION_RENDERER.renderDescriptor(this.descriptor)
internal fun DeclarationDescriptor.ref(): String =
REFERENCE_RENDERER.renderDescriptor(this)
internal fun KotlinType.render(): String =
DECLARATION_RENDERER.renderType(this)
internal fun IrDeclaration.renderOriginIfNonTrivial(): String =
if (origin != IrDeclarationOrigin.DEFINED) origin.toString() + " " else ""
}
}
