erest
Version:
Easy to build api server depend on @leizm/web and express.
60 lines (59 loc) • 2.04 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.getCallerSourceLine = getCallerSourceLine;
exports.getSchemaKey = getSchemaKey;
exports.jsonStringify = jsonStringify;
exports.getPath = getPath;
exports.getRealPath = getRealPath;
exports.camelCase2underscore = camelCase2underscore;
/**
* @file API Utils
* @author Yourtion Guo <yourtion@gmail.com>
*/
const node_path_1 = require("node:path");
/** 获取调用当前函数的源码地址 */
function getCallerSourceLine(dir) {
const resolvedDir = (0, node_path_1.resolve)(dir);
const err = new Error().stack;
const stack = err ? err.split("\n").slice(1) : "";
for (let line of stack) {
line = line.trim();
if (line.replace(/\\/g, "/").indexOf(resolvedDir) !== -1) {
const s = line.match(/\((.*)\)\s*$/);
if (s)
return { relative: s[1].slice(resolvedDir.length + 1), absolute: s[1] };
}
}
return { relative: undefined, absolute: undefined };
}
/** 获取API的Key */
function getSchemaKey(method, path, prefix) {
const pf = prefix ? (prefix.indexOf("/") === 0 ? prefix : `/${camelCase2underscore(prefix)}`) : "/";
return `${method.toUpperCase()}_${(pf + path).replace(/\/\//g, "/").replace(/\/$/, "") || "/"}`;
}
/** 返回安全的JSON字符串 */
function jsonStringify(data, space) {
// const seen: any[] = [];
return JSON.stringify(data, (_, val) => {
if (!val || typeof val !== "object")
return val;
// if (seen.indexOf(val) !== -1) return "[Circular]";
// seen.push(val);
return val;
}, space);
}
/** 获取路径 */
function getPath(def, opt) {
return typeof opt === "string" ? opt : def;
}
/** 通过 schema key 获取 path */
function getRealPath(key) {
return key.substring(key.indexOf("_") + 1);
}
/** 驼峰线转下划 */
function camelCase2underscore(str) {
return str
.replace(/^\S/, (s) => s.toLowerCase())
.replace(/([A-Z])/g, "_$1")
.toLowerCase();
}