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Drop unused Approximation type capabilities

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This commit is contained in:
Denis Zharkov
2015-07-13 20:06:07 +03:00
parent d19cb747be
commit e82adc9d90
4 changed files with 3 additions and 113 deletions
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compiler/frontend/src/org/jetbrains/kotlin/resolve/AdditionalCheckerProvider.kt
+1 -1
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@@ -22,7 +22,7 @@ import org.jetbrains.kotlin.resolve.validation.SymbolUsageValidator
private val DEFAULT_DECLARATION_CHECKERS = listOf(DataClassAnnotationChecker())
private val DEFAULT_CALL_CHECKERS = listOf(CapturingInClosureChecker(), InlineCheckerWrapper(), ReifiedTypeParameterSubstitutionChecker())
private val DEFAULT_TYPE_CHECKERS = listOf(TypeApproximator())
private val DEFAULT_TYPE_CHECKERS = emptyList<AdditionalTypeChecker>()
private val DEFAULT_VALIDATORS = listOf(DeprecatedSymbolValidator())
public abstract class AdditionalCheckerProvider(
compiler/frontend/src/org/jetbrains/kotlin/resolve/BindingContext.java
-2
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@@ -36,7 +36,6 @@ import org.jetbrains.kotlin.resolve.constants.CompileTimeConstant;
import org.jetbrains.kotlin.resolve.diagnostics.Diagnostics;
import org.jetbrains.kotlin.resolve.scopes.JetScope;
import org.jetbrains.kotlin.resolve.scopes.receivers.Qualifier;
import org.jetbrains.kotlin.types.Approximation;
import org.jetbrains.kotlin.types.DeferredType;
import org.jetbrains.kotlin.types.JetType;
import org.jetbrains.kotlin.types.expressions.CaptureKind;
@@ -97,7 +96,6 @@ public interface BindingContext {
WritableSlice<JetExpression, JetTypeInfo> EXPRESSION_TYPE_INFO = new BasicWritableSlice<JetExpression, JetTypeInfo>(DO_NOTHING);
WritableSlice<JetExpression, JetType> EXPECTED_EXPRESSION_TYPE = new BasicWritableSlice<JetExpression, JetType>(DO_NOTHING);
WritableSlice<JetFunction, JetType> EXPECTED_RETURN_TYPE = new BasicWritableSlice<JetFunction, JetType>(DO_NOTHING);
WritableSlice<JetExpression, Approximation.Info> EXPRESSION_RESULT_APPROXIMATION = new BasicWritableSlice<JetExpression, Approximation.Info>(DO_NOTHING);
WritableSlice<JetExpression, DataFlowInfo> DATAFLOW_INFO_AFTER_CONDITION = Slices.createSimpleSlice();
/**
compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/checkers/TypeApproximator.kt
-61
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@@ -1,61 +0,0 @@
/*
* Copyright 2010-2015 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.resolve.calls.checkers
import org.jetbrains.kotlin.psi.JetExpression
import org.jetbrains.kotlin.types.JetType
import org.jetbrains.kotlin.resolve.calls.context.ResolutionContext
import org.jetbrains.kotlin.types.TypeUtils.noExpectedType
import org.jetbrains.kotlin.types.getApproximationTo
import org.jetbrains.kotlin.types.Approximation
import org.jetbrains.kotlin.resolve.calls.smartcasts.DataFlowValueFactory
import com.intellij.openapi.util.text.StringUtil
import org.jetbrains.kotlin.resolve.BindingContext
import org.jetbrains.kotlin.descriptors.ReceiverParameterDescriptor
import org.jetbrains.kotlin.resolve.scopes.receivers.ReceiverValue
import org.jetbrains.kotlin.resolve.calls.context.CallResolutionContext
public class TypeApproximator : AdditionalTypeChecker {
override fun checkType(expression: JetExpression, expressionType: JetType, c: ResolutionContext<*>) {
if (noExpectedType(c.expectedType)) return
val approximationInfo = expressionType.getApproximationTo(
c.expectedType,
object : Approximation.DataFlowExtras {
override val canBeNull: Boolean
get() = c.dataFlowInfo.getNullability(dataFlowValue).canBeNull()
override val possibleTypes: Set<JetType>
get() = c.dataFlowInfo.getPossibleTypes(dataFlowValue)
override val presentableText: String
get() = StringUtil.trimMiddle(expression.getText(), 50)
private val dataFlowValue = DataFlowValueFactory.createDataFlowValue(expression, expressionType, c)
}
)
if (approximationInfo != null) {
c.trace.record(BindingContext.EXPRESSION_RESULT_APPROXIMATION, expression, approximationInfo)
}
}
override fun checkReceiver(
receiverParameter: ReceiverParameterDescriptor,
receiverArgument: ReceiverValue,
safeAccess: Boolean,
c: CallResolutionContext<*>
) { }
}