Swift: add InitializerLookupExpr < MethodLookupExpr

Author: d10c

swift/ql/lib/codeql/swift/elements/expr/InitializerLookupExpr.qll

@@ -0,0 +1,10 @@
+private import codeql.swift.elements.expr.MethodLookupExpr
+private import codeql.swift.elements.decl.ConstructorDecl
+
+class InitializerLookupExpr extends MethodLookupExpr {
+  InitializerLookupExpr() { super.getMethod() instanceof ConstructorDecl }
+
+  override ConstructorDecl getMethod() { result = super.getMethod() }
+
+  override string toString() { result = this.getMember().toString() }
+}

swift/ql/lib/swift.qll

@@ -4,6 +4,7 @@ import codeql.swift.elements
 import codeql.swift.elements.expr.ArithmeticOperation
 import codeql.swift.elements.expr.BitwiseOperation
 import codeql.swift.elements.expr.LogicalOperation
+import codeql.swift.elements.expr.InitializerLookupExpr
 import codeql.swift.elements.decl.MethodDecl
 import codeql.swift.elements.decl.ClassOrStructDecl
 import codeql.swift.Unit