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// |jit-test| skip-if: !getBuildConfiguration("decorators")
load(libdir + "asserts.js");
let dec1Called = false;
// This explicitly tests the case where undefined is returned.
function dec(value, context) {
dec1Called = true;
// return undefined
}
function decorate_getter(value, context) {
return function() {
return 2 * value.call(this);
}
}
function decorate_setter(value, context) {
return function(x) {
return value.call(this, 2*x);
}
}
function checkDecoratorContext(kind, isPrivate, isStatic, name) {
return (value, context) => {
assertEq(typeof value.call, "function");
assertEq(context.kind, kind);
assertEq(typeof context.access, "object");
assertEq(context.private, isPrivate);
assertEq(context.static, isStatic);
assertEq(context.name, name);
if (isStatic) {
assertEq(typeof context.addInitializer, "undefined");
} else {
assertEq(typeof context.addInitializer, "function");
}
}
}
class C {
setter5Value;
@dec get getter1() { return "unmodified"; }
@checkDecoratorContext("getter", false, false, "getter2") get getter2() { }
@checkDecoratorContext("getter", false, true, "getter3") static get getter3() { }
@checkDecoratorContext("getter", true, false, "#getter4") get #getter4() { }
@decorate_getter get getter5() { return 1; }
@dec set setter1(value) { }
@checkDecoratorContext("setter", false, false, "setter2") set setter2(value) { }
@checkDecoratorContext("setter", false, true, "setter3") static set setter3(value) { }
@checkDecoratorContext("setter", true, false, "#setter4") set #setter4(value) { }
@decorate_setter set setter5(value) { this.setter5Value = value; }
}
let c = new C();
assertEq(dec1Called, true);
assertEq(c.getter1, "unmodified");
assertEq(c.getter5, 2);
c.setter5 = 1;
assertEq(c.setter5Value, 2);
assertThrowsInstanceOf(() => {
class D {
@(() => { return "hello!"; }) get f() { return "unmodified"; }
}
}, TypeError), "Returning a value other than undefined or a callable throws.";