Function resolve

src/ui-server/api/when.ts:147–163

(caller: { filePath: string; language: Language })

  const texts = new Map<string, string | null>();
  let sites = 0;
  const resolve = (caller: { filePath: string; language: Language }): { abs: string; language: Language } | null => {
    const posix = caller.filePath.replace(/\\/g, '/');
    let file = files.get(posix);
    if (file === undefined) {
      file = null;
      const found = findIndexedFile(cg, posix);
      if (found && !hasDriftedOnDisk(projectRoot, found.storedPath, found.record)) {
        try {
          file = { abs: resolveProjectFile(projectRoot, found.storedPath), language: found.record.language as Language };
        } catch {
          file = null;
        }
      }
      files.set(posix, file);
    }
    return file;
  };
  // Named rather than a method, because `createWhenReader` hands `when` out
  // detached: it must not depend on `this`.
  const guards = async (