Function normalizeDocumentUri

src/cm/lsp/clientManager.ts:1321–1343

(uri: string | null | undefined)

}

function normalizeDocumentUri(uri: string | null | undefined): string | null {
  if (!uri || typeof uri !== "string") return null;

  const schemeMatch = /^([a-zA-Z][\w+\-.]*?):/.exec(uri);
  const scheme = schemeMatch ? schemeMatch[1].toLowerCase() : null;

  // Already a file:// URI or untitled use as-is
  if (scheme === "file" || scheme === "untitled") {
    return uri;
  }

  // Convert content:// URIs to file:// URIs
  if (scheme === "content") {
    const fileUri = contentUriToFileUri(uri);
    if (fileUri) {
      return fileUri;
    }
    return null;
  }

  // Unknown scheme
  return uri;
}

function contentUriToFileUri(uri: string): string | null {
  try {