YamlMap class
A read-only Map parsed from YAML.
- Inheritance
- Implemented types
-
- Map<
K, V>
- Map<
- Mixed-in types
- Available extensions
Constructors
- YamlMap({Object? sourceUrl})
-
Creates an empty YamlMap.
factory
-
YamlMap.internal(Map<
dynamic, YamlNode> nodes, SourceSpan span, CollectionStyle style) - Users of the library should not use this constructor.
- YamlMap.wrap(Map dartMap, {Object? sourceUrl, CollectionStyle style = CollectionStyle.ANY})
-
Wraps a Dart map so that it can be accessed (recursively) like a
YamlMap.
factory
Properties
-
entries
→ Iterable<
MapEntry> -
The map entries of this Map.
no setterinherited
- first ← dynamic
-
Throws an UnsupportedError;
operations that change the map are disallowed.
no getterinherited
- genericTypeKey → Type
-
Available on Map<
Returns the generic type of the map's keys.K, V> , provided by the GenericTypeOnMapExtension extensionno setter - genericTypeValue → Type
-
Available on Map<
Returns the generic type of the map's values.K, V> , provided by the GenericTypeOnMapExtension extensionno setter - hashCode → int
-
The hash code for this object.
no setterinherited
- isEmpty → bool
-
Whether there is no key/value pair in the map.
no setterinherited
- isNotEmpty → bool
-
Whether there is at least one key/value pair in the map.
no setterinherited
- keys → Iterable
-
The keys of this Map.
no setteroverride
- last ← dynamic
-
Throws an UnsupportedError;
operations that change the map are disallowed.
no getterinherited
- length → int
-
The number of key/value pairs in the map.
no setterinherited
-
nodes
→ Map<
dynamic, YamlNode> -
A view of
thiswhere the keys and values are guaranteed to be YamlNodes.final -
nonNullKeys
→ Map<
K, V> -
Available on Map<
Returns a new map with all non-null keys and values.K?, V> , provided by the NonNullKeysOnMapExtension extensionno setter -
nonNulls
→ Map<
K, V> -
Available on Map<
Returns a new map with all non-null keys and values.K?, V?> , provided by the NonNullsOnMapExtension extensionno setter -
nonNullValues
→ Map<
K, V> -
Available on Map<
Returns a new map with all non-null keys and values.K, V?> , provided by the NonNullValuesOnMapExtension extensionno setter -
nullIfEmpty
→ Map<
T1, T2> ? -
Available on Map<
Returns null if the Map is empty, otherwise returns the Map.T1, T2> , provided by the NullIfEmptyOnMapExtension extensionno setter - runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- span → SourceSpan
-
The source span for this node.
no setterinherited
- style → CollectionStyle
-
The style used for the map in the original document.
final
- value → Map
-
The inner value of this node.
no setteroverride
- values → Iterable
-
The values of this Map.
no setterinherited
Methods
-
addAll(
Map other) → void -
Throws an UnsupportedError;
operations that change the map are disallowed.
inherited
-
addEntries(
Iterable< MapEntry> newEntries) → void -
Adds all key/value pairs of
newEntriesto this map.inherited -
cast<
RK, RV> () → Map< RK, RV> -
Provides a view of this map as having
RKkeys andRVinstances, if necessary.inherited -
clear(
) → void -
Throws an UnsupportedError;
operations that change the map are disallowed.
inherited
-
containsKey(
Object? key) → bool -
Whether this map contains the given
key.inherited -
containsValue(
Object? value) → bool -
Whether this map contains the given
value.inherited -
filterByExcludedKeys(
List< K> excludedKeys) → Map<K, V> -
Available on Map<
Filters the map's entries based on a list of excluded keys. Returns a new map excluding the key-value pairs where the key is found within theK, V> , provided by the MapWithDefaultOnMapExtension extensionexcludedKeys. -
filterByExcludedValues(
List< V> excludedValues) → Map<K, V> -
Available on Map<
Filters the map's entries based on a list of excluded values. Returns a new map excluding the key-value pairs where the value is found within theK, V> , provided by the MapWithDefaultOnMapExtension extensionexcludedValues. -
filterByIncludedKeys(
List< K> includedKeys) → Map<K, V> -
Available on Map<
Filters the map's entries based on a list of included keys. Returns a new map containing only the key-value pairs where the key is found within theK, V> , provided by the MapWithDefaultOnMapExtension extensionincludedKeys. -
filterByIncludedValues(
List< V> includedValues) → Map<K, V> -
Available on Map<
Filters the map's entries based on a list of included values. Returns a new map containing only the key-value pairs where the value is found within theK, V> , provided by the MapWithDefaultOnMapExtension extensionincludedValues. -
firstWhereOrNull(
bool test(MapEntry< K, V> )) → MapEntry<K, V> ? -
Available on Map<
Returns the first entry that satisfies the given predicateK, V> , provided by the FirstWhereOrNullOnMapExtension extensiontest, ornullif there are none. -
forEach(
void action(dynamic key, dynamic value)) → void -
Applies
actionto each key/value pair of the map.inherited -
map<
K2, V2> (MapEntry< K2, V2> transform(dynamic key, dynamic value)) → Map<K2, V2> -
Returns a new map where all entries of this map are transformed by
the given
convertfunction.inherited -
mapi<
B1, B2, C> (MapEntry< B1, B2> mapper(A1 e1, A2 e2, int index, C? option), {List<C> options = const []}) → Map<B1, B2> -
Available on Map<
Maps a map with an index and an optional option.A1, A2> , provided by the MapIOnMapExtension extension -
mapKeys<
K2> (K2 mapper(K1 key)) → Map< K2, V1> -
Available on Map<
Returns a new map with new keys and the same values.K1, V1> , provided by the MapKeysAndValyesOnMapExtension extension -
mapValues<
V2> (V2 mapper(V1 value)) → Map< K1, V2> -
Available on Map<
Returns a new map with the same keys and new values.K1, V1> , provided by the MapKeysAndValyesOnMapExtension extension -
mapWithDefault(
dynamic defaultValue) → Map< K, dynamic> -
Available on Map<
Returns a new map with the same keys as this map but with the specifiedK, V> , provided by the MapWithDefaultOnMapExtension extensiondefaultValuefor all values that are null. IfdefaultValueis null, it simply returns a copy of the original map. -
maybeAdd(
Map< T1, T2> ? add) → Map<T1, T2> -
Available on Map<
AddsT1, T2> , provided by the MaybeAddToMapExtension extensionaddto this its not null. -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
putIfAbsent(
dynamic key, dynamic ifAbsent()) → dynamic -
Throws an UnsupportedError;
operations that change the map are disallowed.
inherited
-
remove(
Object? key) → dynamic -
Throws an UnsupportedError;
operations that change the map are disallowed.
inherited
-
removeWhere(
bool test(dynamic key, dynamic value)) → void -
Removes all entries of this map that satisfy the given
test.inherited -
setNestedValue(
List keyPath, dynamic value) → void -
Available on Map, provided by the SetNestedValueOnMapExtension extension
Sets avaluein a nested map structure, creating intermediate maps as needed. -
toString(
) → String -
A string representation of this object.
inherited
-
update(
dynamic key, dynamic update(dynamic value), {dynamic ifAbsent()?}) → dynamic -
Updates the value for the provided
key.inherited -
updateAll(
dynamic update(dynamic key, dynamic value)) → void -
Updates all values.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited
-
operator [](
Object? key) → dynamic -
The value for the given
key, ornullifkeyis not in the map.override -
operator []=(
dynamic key, dynamic value) → void -
Throws an UnsupportedError;
operations that change the map are disallowed.
inherited