flying-hero
96f6318101
新增: - backend/venv/ - Python 虚拟环境 - backend/start.sh - 启动脚本（使用虚拟环境） - backend/requirements.txt - 依赖列表 - .gitignore - 忽略虚拟环境和缓存文件 说明: - 每个项目使用独立虚拟环境 - 避免依赖冲突 - 启动脚本自动创建和激活虚拟环境
46 lines
967 B
JavaScript
46 lines
967 B
JavaScript
/**
|
|
* @fileoverview A class of identifiers generator for code path segments.
|
|
*
|
|
* Each rule uses the identifier of code path segments to store additional
|
|
* information of the code path.
|
|
*
|
|
* @author Toru Nagashima
|
|
*/
|
|
|
|
"use strict";
|
|
|
|
//------------------------------------------------------------------------------
|
|
// Public Interface
|
|
//------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* A generator for unique ids.
|
|
*/
|
|
class IdGenerator {
|
|
|
|
/**
|
|
* @param {string} prefix Optional. A prefix of generated ids.
|
|
*/
|
|
constructor(prefix) {
|
|
this.prefix = String(prefix);
|
|
this.n = 0;
|
|
}
|
|
|
|
/**
|
|
* Generates id.
|
|
* @returns {string} A generated id.
|
|
*/
|
|
next() {
|
|
this.n = 1 + this.n | 0;
|
|
|
|
/* c8 ignore start */
|
|
if (this.n < 0) {
|
|
this.n = 1;
|
|
}/* c8 ignore stop */
|
|
|
|
return this.prefix + this.n;
|
|
}
|
|
}
|
|
|
|
module.exports = IdGenerator;
|