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Extract companion objects from interfaces

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This commit is contained in:
Tamas Vajk
2022-01-26 10:34:36 +01:00
committed by Ian Lynagh
parent 53f40a3f31
commit cd5555a5dd
8 changed files with 33 additions and 14 deletions
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12
java/ql/lib/semmle/code/java/Type.qll
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@@ -695,11 +695,6 @@ class Class extends ClassOrInterface, @class {
)
}
/** Get the companion object of this class, if any. */
ClassCompanionObject getCompanionObject() {
class_companion_object(this, _, result)
}
override string getAPrimaryQlClass() { result = "Class" }
}
@@ -718,12 +713,12 @@ class ClassObject extends Class {
/** A Kotlin `companion object`. */
class ClassCompanionObject extends Class {
ClassCompanionObject() {
class_companion_object(_, _, this)
type_companion_object(_, _, this)
}
/** Gets the instance variable that implements this `companion object`. */
Field getInstance() {
class_companion_object(_, result, this)
type_companion_object(_, result, this)
}
}
@@ -964,6 +959,9 @@ class ClassOrInterface extends RefType, @classorinterface {
/** Holds if this class or interface is explicitly or implicitly a sealed class (Java 17 feature). */
predicate isSealed() { exists(this.getAPermittedSubtype()) }
/** Get the companion object of this class or interface, if any. */
ClassCompanionObject getCompanionObject() { type_companion_object(this, _, result) }
}
private string getAPublicObjectMethodSignature() {