Function assertNever

test/fixtures/snapshot/typescript.js:2773–2777

(member, message, stackCrawlMark)

        }
        Debug.checkEachDefined = checkEachDefined;
        function assertNever(member, message, stackCrawlMark) {
            if (message === void 0) { message = "Illegal value:"; }
            var detail = typeof member === "object" && ts.hasProperty(member, "kind") && ts.hasProperty(member, "pos") ? "SyntaxKind: " + formatSyntaxKind(member.kind) : JSON.stringify(member);
            return fail("".concat(message, " ").concat(detail), stackCrawlMark || assertNever);
        }
        Debug.assertNever = assertNever;
        function assertEachNode(nodes, test, message, stackCrawlMark) {
            if (shouldAssertFunction(1 /* AssertionLevel.Normal */, "assertEachNode")) {