TypeError: dateTimeFormat.format is not a function at format (lib/date-time-format/index.ts:159:27) at Object.<anonymous> (lib/date-time-format/tests/unsupported-styles.spec.ts:30:36)

TypeError: dateTimeFormat.format is not a function at format (lib/date-time-format/index.ts:159:27) at Object.<anonymous> (lib/date-time-format/tests/unsupported-styles.spec.ts:40:36)

TypeError: dateTimeFormat.format is not a function at format (lib/date-time-format/index.ts:159:27) at Object.<anonymous> (lib/date-time-format/tests/unsupported-styles.spec.ts:49:36)

TypeError: dateTimeFormat.format is not a function at format (lib/date-time-format/index.ts:159:27) at lib/date-time-format/tests/format.spec.ts:23:36

TypeError: dateTimeFormat.format is not a function at format (lib/date-time-format/index.ts:159:27) at lib/date-time-format/tests/format.spec.ts:23:36

TypeError: dateTimeFormat.format is not a function at format (lib/date-time-format/index.ts:159:27) at lib/date-time-format/tests/format.spec.ts:23:36

TypeError: dateTimeFormat.format is not a function at format (lib/date-time-format/index.ts:159:27) at lib/date-time-format/tests/format.spec.ts:23:36

TypeError: dateTimeFormat.format is not a function at format (lib/date-time-format/index.ts:159:27) at formatDate (lib/date-time-format/index.ts:86:24) at lib/date-time-format/tests/format.spec.ts:31:32

TypeError: dateTimeFormat.format is not a function at format (lib/date-time-format/index.ts:159:27) at formatDate (lib/date-time-format/index.ts:86:24) at lib/date-time-format/tests/format.spec.ts:31:32