Given a file path get the suffix

getSuffix.ts

private getSuffixByFileName(fsPath: string): string | undefined {
    const metadataFileExt = '-meta.xml';
    const fileName = path.basename(fsPath);
    if (fileName.endsWith(metadataFileExt)) {
      return fileName.substring(0, fileName.indexOf('-meta.xml')).split('.').slice(1, 2).pop();
    }
    return undefined;
  }

  private getTypeDefinitionByFileName(fsPath: string): MetadataType | undefined {
    if (fs.fileExistsSync(fsPath)) {
      const suffix = this.getSuffixByFileName(fsPath);
      const registryAccess = new RegistryAccess();
      return registryAccess.getTypeBySuffix(suffix);
    }
    return undefined;
  }