@finos/legend-shared
Version:
Legend Studio shared utilities and helpers
39 lines • 1.1 kB
JavaScript
/**
* Copyright (c) 2020-present, Goldman Sachs
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
export class Stack {
storage = [];
push(item) {
this.storage.push(item);
}
pop() {
return this.storage.pop();
}
peek() {
return this.storage[this.size() - 1];
}
peekAll() {
return [...this.storage];
}
size() {
return this.storage.length;
}
clone() {
const stack = new Stack();
this.storage.forEach((item) => stack.push(item));
return stack;
}
}
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