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exec.js
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exec.js
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function dec(set, context) {
context.addInitializer(function() {
this[context.name + 'Context'] = context;
});
return function (v) {
return set.call(this, v + 1);
}
}
class Foo {
value = 1;
@dec
set a(v) {
return this.value = v;
}
@dec
set ['b'](v) {
return this.value = v;
}
}
let foo = new Foo();
const aContext = foo['aContext'];
const bContext = foo['bContext'];
expect(foo.value).toBe(1);
foo.a = 123;
expect(foo.value).toBe(124);
aContext.access.set.call(foo, 456);
expect(foo.value).toBe(457);
expect(aContext.name).toBe('a');
expect(aContext.kind).toBe('setter');
expect(aContext.static).toBe(false);
expect(aContext.private).toBe(false);
expect(typeof aContext.addInitializer).toBe('function');
expect(typeof aContext.setMetadata).toBe('function');
expect(typeof aContext.getMetadata).toBe('function');
expect(bContext.name).toBe('b');
expect(bContext.kind).toBe('setter');
expect(bContext.static).toBe(false);
expect(bContext.private).toBe(false);
expect(typeof bContext.addInitializer).toBe('function');
expect(typeof bContext.setMetadata).toBe('function');
expect(typeof bContext.getMetadata).toBe('function');