<p>This page tests issues of scope with nested functions.</p>
<pre id="console"></pre>
<script>
function log(s)
{
document.getElementById("console").appendChild(document.createTextNode(s + "\n"));
}
function shouldBe(evalA, a, b)
{
if (evalA === b) {
log("PASS: " + a + " should be " + b + " and is.");
} else {
log("FAIL: " + a + " should be " + b + " but instead is " + evalA + ".");
}
}
if (window.testRunner)
testRunner.dumpAsText();
log("Before parsing f:");
log("-----");
shouldBe(typeof f, "typeof f", "function");
shouldBe(typeof f.f1, "typeof f.f1", "undefined");
function f(x)
{
function f1() {
log("\nIn call to f:");
log("-----");
shouldBe(typeof f, "typeof f", "function");
shouldBe(typeof f1, "typeof f1", "function");
shouldBe(typeof f.f1, "typeof f.f1", "undefined");
shouldBe(typeof x, "typeof x", "number");
shouldBe(typeof y, "typeof y", "undefined");
}
f1();
}
f.y = 1;
log("\nAfter parsing f, but before calling f:");
log("-----");
shouldBe(typeof f, "typeof f", "function");
shouldBe(typeof f.f1, "typeof f.f1", "undefined");
f(1);
</script>