LabelValuePatterns extension
Adds pattern-matching-related methods to LabelValue.
- on
Methods
-
map<
TResult extends Object?> ({required TResult knownValue(LabelValueKnownValue value), required TResult unknown(LabelValueUnknown value)}) → TResult -
Available on LabelValue, provided by the LabelValuePatterns extension
Aswitch
-like method, using callbacks. -
mapOrNull<
TResult extends Object?> ({TResult? knownValue(LabelValueKnownValue value)?, TResult? unknown(LabelValueUnknown value)?}) → TResult? -
Available on LabelValue, provided by the LabelValuePatterns extension
A variant ofmap
that fallback to returningnull
. -
maybeMap<
TResult extends Object?> ({TResult knownValue(LabelValueKnownValue value)?, TResult unknown(LabelValueUnknown value)?, required TResult orElse()}) → TResult -
Available on LabelValue, provided by the LabelValuePatterns extension
A variant ofmap
that fallback to returningorElse
. -
maybeWhen<
TResult extends Object?> ({TResult knownValue(KnownLabelValue data)?, TResult unknown(String data)?, required TResult orElse()}) → TResult -
Available on LabelValue, provided by the LabelValuePatterns extension
A variant ofwhen
that fallback to anorElse
callback. -
when<
TResult extends Object?> ({required TResult knownValue(KnownLabelValue data), required TResult unknown(String data)}) → TResult -
Available on LabelValue, provided by the LabelValuePatterns extension
Aswitch
-like method, using callbacks. -
whenOrNull<
TResult extends Object?> ({TResult? knownValue(KnownLabelValue data)?, TResult? unknown(String data)?}) → TResult? -
Available on LabelValue, provided by the LabelValuePatterns extension
A variant ofwhen
that fallback to returningnull