dedupe.js

//@ts-check
var fs = require("fs");
var cp = require("child_process");
var path = require("path");

var jscompDir = path.join(__dirname, "..", "jscomp");

var sourceDirs = [
  "stubs",
  "ext",
  "common",
  "syntax",
  "depends",
  "core",
  "super_errors",
  "outcome_printer",
  "bsb",
  "ounit",
  "ounit_tests",
  "main",
];

var files = cp.execSync(`git ls-files ${sourceDirs.join(" ")}`, {
  cwd: jscompDir,
  encoding: "utf8",
});

var filesPath = files.split("\n");

/**
 * @type {Map<string,string>}
 */
var collection = new Map();
for (let file of filesPath) {
  let base = path.basename(file);
  if (collection.has(base)) {
    if (base.endsWith(".ml")) {
      console.log(`duplicate ${base} : ${collection.get(base)} vs ${file}`);
    }
  } else {
    collection.set(base, file);
  }
}
debugger;