testeranto/src/esbuildConfigs/consoleDetectorPlugin.ts

the AI powered BDD test framework for typescript projects

import type { Plugin } from "esbuild";

import fs from "fs";

export const consoleDetectorPlugin: Plugin = {
  name: "console-detector",
  setup(build) {
    build.onLoad({ filter: /\.(js|ts)$/ }, async (args) => {
      const contents = await fs.promises.readFile(args.path, "utf8");

      const consolePattern =
        /console\.(log|error|warn|info|debug|trace|dir|dirxml|table|group|groupEnd|clear|count|countReset|assert|profile|profileEnd|time|timeLog|timeEnd|timeStamp|context|memory)/g;
      const matches = contents.match(consolePattern);

      if (matches) {
        const uniqueMethods = [...new Set(matches)];
        return {
          warnings: uniqueMethods.map((method) => ({
            text: `call of "${method}" was detected, which is not supported in the pure runtime.`,
            // location: {
            //   file: args.path,
            //   line:
            //     contents
            //       .split("\n")
            //       .findIndex((line) => line.includes(method)) + 1,
            //   column: 0,
            // },
          })),
        };
      }

      return null;
    });
    build.onEnd((buildResult) => {
      if (
        buildResult.warnings.find((br) => br.pluginName === "console-detector")
      )
        console.warn(
          `Warning: An unsupported method call was detected in a source file used to build for the pure runtime. It is possible that this method call is in a comment block. If you really want to use this function, change this test to the "node" runtime.`
        );
    });
  },
};