YTextDeltaInsert.fromJson constructor

YTextDeltaInsert.fromJson(
  1. Object? json_
)

Returns a new instance from a JSON value. May throw if the value does not have the expected structure.

Implementation

factory YTextDeltaInsert.fromJson(Object? json_) {
  final json = json_ is Map
      ? _spec.fields.map((f) => json_[f.label]).toList(growable: false)
      : json_;
  return switch (json) {
    [final insert, final attributes] ||
    (final insert, final attributes) => YTextDeltaInsert(
      insert: insert is String ? insert : (insert! as ParsedString).value,
      attributes: Option.fromJson(
        attributes,
        (some) => JsonValueItem.fromJson(some),
      ).value,
    ),
    _ => throw Exception('Invalid JSON $json_'),
  };
}