Quick search of equals operator usages

idea/testData/findUsages/kotlin/conventions/equals.log

@@ -0,0 +1 @@
+Used plain search of kotlin.Any.equals(other: kotlin.Any?) in whole search scope

idea/testData/findUsages/kotlin/conventions/equalsNotAny.0.kt

@@ -0,0 +1,18 @@
+// PSI_ELEMENT: org.jetbrains.kotlin.psi.KtNamedFunction
+// OPTIONS: usages
+// FIND_BY_REF
+
+class A(val n: Int) {
+    fun foo(a: A) = a <caret>== this
+
+    override override fun equals(other: Any?): Boolean = TODO()
+}
+
+fun test() {
+    1 == 2
+    A(0) == A(1)
+    A(0) != A(1)
+    A(0) equals A(1)
+    A(0) === A(1)
+    A(0) !== A(1)
+}

idea/testData/findUsages/kotlin/conventions/equalsNotAny.log

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+Checked type of A.foo(a: A)
+Resolved A(0) != A(1)
+Resolved A(0) == A(1)
+Resolved a == this
+Searched references to A
+Searched references to parameter a of A.foo(a: A) in non-Java files
+Used plain search of A.equals(other: Any?) in LocalSearchScope:
+    CLASS:A

idea/testData/findUsages/kotlin/conventions/equalsNotAny.results.txt

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+Function call 13 A(0) == A(1)
+Function call 14 A(0) != A(1)
+Function call 15 A(0) equals A(1)
+Function call 6 fun foo(a: A) = a == this