projen
Version:
CDK for software projects
48 lines • 955 B
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.EmptySet = void 0;
class EmptySet {
get size() {
return 0;
}
add(value) {
throw new Error("Cannot add to an empty set.");
}
clear() {
// no-op
}
delete(value) {
return false;
}
forEach(callbackfn, thisArg) {
// no-op
}
has(value) {
return false;
}
[Symbol.iterator]() {
return new EmptySetIterator();
}
entries() {
return new EmptySetIterator();
}
keys() {
return new EmptySetIterator();
}
values() {
return new EmptySetIterator();
}
get [Symbol.toStringTag]() {
return "EmptySet";
}
}
exports.EmptySet = EmptySet;
class EmptySetIterator {
[Symbol.iterator]() {
return this;
}
next() {
return { done: true, value: null };
}
}
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