antlr-ng/dist/src/support/LogManager.js

Next generation ANTLR Tool

var __defProp = Object.defineProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
import { writeFileSync } from "node:fs";
import { basename, join } from "node:path";
class LogManager {
  static {
    __name(this, "LogManager");
  }
  records = [];
  log(info) {
    const stack = new Error().stack?.split("\n");
    let fileName;
    let lineNumber;
    if (stack) {
      try {
        const stackLine = stack[3];
        const match = stackLine.match(/\(([^)]+)\)/);
        if (match) {
          const parts = match[1].split(":");
          fileName = basename(parts[0]);
          lineNumber = parseInt(parts[1], 10);
        }
      } catch {
      }
    }
    this.records.push({ ...info, fileName, lineNumber });
  }
  save(filename) {
    if (!filename) {
      filename = join(".", `antlrng-${Date.now()}.log`);
    }
    writeFileSync(filename, this.toString());
    return filename;
  }
  toString() {
    const entries = this.records.map((entry) => {
      return `${entry.component ?? ""} ${entry.fileName ?? ""}:${entry.lineNumber ?? -1} ${entry.msg}`;
    });
    return entries.join("\n");
  }
}
export {
  LogManager
};