Function tryGetSignatureDeclaration

test/fixtures/snapshot/typescript.js:140100–140105

(typeChecker, node)

            return callLike && ts.isCallLikeExpression(callLike) && ts.getInvokedExpression(callLike) === target ? callLike : undefined;
        }
        function tryGetSignatureDeclaration(typeChecker, node) {
            var callLike = getAncestorCallLikeExpression(node);
            var signature = callLike && typeChecker.getResolvedSignature(callLike);
            // Don't go to a function type, go to the value having that type.
            return ts.tryCast(signature && signature.declaration, function (d) { return ts.isFunctionLike(d) && !ts.isFunctionTypeNode(d); });
        }
        function isConstructorLike(node) {
            switch (node.kind) {
                case 171 /* SyntaxKind.Constructor */: