// Test that Debugger.Frame.prototype.environment works on suspended generators.
load(libdir + "asserts.js" );
const g = newGlobal({ newCompartment: true });
const dbg = new Debugger(g);
g.eval(`
function * f() {
var value = 42;
yield;
{
let block = "block" ;
yield;
}
for (let loop of ["loop" ]) {
yield;
}
try {
throw "err" ;
} catch (err) {
yield;
}
return value;
}
`);
let frame;
dbg.onEnterFrame = f => {
frame = f;
dbg.onEnterFrame = undefined;
};
const it = g.f();
assertEq(!!frame, true );
let result = it.next();
assertEq(result.done, false );
assertEq(result.value, undefined);
assertEq(
JSON.stringify(frame.environment.names()),
JSON.stringify(["arguments" , "value" ])
);
assertEq(frame.environment.getVariable("value" ), 42);
frame.environment.setVariable("value" , 43);
assertEq(frame.environment.getVariable("value" ), 43);
result = it.next();
assertEq(
JSON.stringify(frame.environment.names()),
JSON.stringify(["block" ])
);
assertEq(frame.environment.getVariable("block" ), "block" );
result = it.next();
assertEq(
JSON.stringify(frame.environment.names()),
JSON.stringify(["loop" ])
);
assertEq(frame.environment.getVariable("loop" ), "loop" );
result = it.next();
assertEq(
JSON.stringify(frame.environment.names()),
JSON.stringify(["err" ])
);
assertEq(frame.environment.getVariable("err" ), "err" );
result = it.next();
assertEq(result.done, true );
assertEq(result.value, 43);
assertThrowsInstanceOf(() => frame.environment, Error);
Messung V0.5 C=93 H=92 G=92
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