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NI: Clean things around hasOnlyTrivialProperConstraint

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- Get rid of unused val and its initialization
- Use a bit clearer naming
- Simplify the definition of `allConstraintsTrivialOrNonProper`
This commit is contained in:
Denis.Zharkov
2023-10-27 18:52:41 +02:00
committed by Space Team
parent ce0a41fc69
commit 90fcf086bb
1 changed files with 4 additions and 8 deletions
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compiler/resolution.common/src/org/jetbrains/kotlin/resolve/calls/inference/components/VariableFixationFinder.kt
+4 -8
View File
@@ -45,7 +45,6 @@ class VariableFixationFinder(
data class VariableForFixation(
val variable: TypeConstructorMarker,
val hasProperConstraint: Boolean,
val hasOnlyTrivialProperConstraint: Boolean = false
)
fun findFirstVariableForFixation(
@@ -61,7 +60,7 @@ class VariableFixationFinder(
WITHOUT_PROPER_ARGUMENT_CONSTRAINT, // proper constraint from arguments -- not from upper bound for type parameters
READY_FOR_FIXATION_DECLARED_UPPER_BOUND_WITH_SELF_TYPES,
WITH_COMPLEX_DEPENDENCY, // if type variable T has constraint with non fixed type variable inside (non-top-level): T <: Foo<S>
WITH_TRIVIAL_OR_NON_PROPER_CONSTRAINTS, // proper trivial constraint from arguments, Nothing <: T
ALL_CONSTRAINTS_TRIVIAL_OR_NON_PROPER, // proper trivial constraint from arguments, Nothing <: T
RELATED_TO_ANY_OUTPUT_TYPE,
FROM_INCORPORATION_OF_DECLARED_UPPER_BOUND,
READY_FOR_FIXATION_UPPER,
@@ -87,7 +86,7 @@ class VariableFixationFinder(
TypeVariableFixationReadiness.READY_FOR_FIXATION_DECLARED_UPPER_BOUND_WITH_SELF_TYPES
!variableHasProperArgumentConstraints(variable) -> TypeVariableFixationReadiness.WITHOUT_PROPER_ARGUMENT_CONSTRAINT
hasDependencyToOtherTypeVariables(variable) -> TypeVariableFixationReadiness.WITH_COMPLEX_DEPENDENCY
variableHasTrivialOrNonProperConstraints(variable) -> TypeVariableFixationReadiness.WITH_TRIVIAL_OR_NON_PROPER_CONSTRAINTS
allConstraintsTrivialOrNonProper(variable) -> TypeVariableFixationReadiness.ALL_CONSTRAINTS_TRIVIAL_OR_NON_PROPER
dependencyProvider.isVariableRelatedToAnyOutputType(variable) -> TypeVariableFixationReadiness.RELATED_TO_ANY_OUTPUT_TYPE
variableHasOnlyIncorporatedConstraintsFromDeclaredUpperBound(variable) ->
TypeVariableFixationReadiness.FROM_INCORPORATION_OF_DECLARED_UPPER_BOUND
@@ -131,10 +130,9 @@ class VariableFixationFinder(
}
}
private fun Context.variableHasTrivialOrNonProperConstraints(variable: TypeConstructorMarker): Boolean {
private fun Context.allConstraintsTrivialOrNonProper(variable: TypeConstructorMarker): Boolean {
return notFixedTypeVariables[variable]?.constraints?.all { constraint ->
val isProperConstraint = isProperArgumentConstraint(constraint)
isProperConstraint && trivialConstraintTypeInferenceOracle.isNotInterestingConstraint(constraint) || !isProperConstraint
trivialConstraintTypeInferenceOracle.isNotInterestingConstraint(constraint) || !isProperArgumentConstraint(constraint)
} ?: false
}
@@ -162,8 +160,6 @@ class VariableFixationFinder(
return when (getTypeVariableReadiness(candidate, dependencyProvider)) {
TypeVariableFixationReadiness.FORBIDDEN -> null
TypeVariableFixationReadiness.WITHOUT_PROPER_ARGUMENT_CONSTRAINT -> VariableForFixation(candidate, false)
TypeVariableFixationReadiness.WITH_TRIVIAL_OR_NON_PROPER_CONSTRAINTS ->
VariableForFixation(candidate, hasProperConstraint = true, hasOnlyTrivialProperConstraint = true)
else -> VariableForFixation(candidate, true)
}