JsValuePatterns extension

Adds pattern-matching-related methods to JsValue.

on

Methods

map<TResult extends Object?>({required TResult none(JsValue_None value), required TResult boolean(JsValue_Boolean value), required TResult integer(JsValue_Integer value), required TResult float(JsValue_Float value), required TResult bigint(JsValue_Bigint value), required TResult string(JsValue_String value), required TResult bytes(JsValue_Bytes value), required TResult array(JsValue_Array value), required TResult object(JsValue_Object value), required TResult date(JsValue_Date value), required TResult symbol(JsValue_Symbol value), required TResult function(JsValue_Function value)}) → TResult

Available on JsValue, provided by the JsValuePatterns extension

A switch-like method, using callbacks.
mapOrNull<TResult extends Object?>({TResult? none(JsValue_None value)?, TResult? boolean(JsValue_Boolean value)?, TResult? integer(JsValue_Integer value)?, TResult? float(JsValue_Float value)?, TResult? bigint(JsValue_Bigint value)?, TResult? string(JsValue_String value)?, TResult? bytes(JsValue_Bytes value)?, TResult? array(JsValue_Array value)?, TResult? object(JsValue_Object value)?, TResult? date(JsValue_Date value)?, TResult? symbol(JsValue_Symbol value)?, TResult? function(JsValue_Function value)?}) → TResult?

Available on JsValue, provided by the JsValuePatterns extension

A variant of map that fallback to returning null.
maybeMap<TResult extends Object?>({TResult none(JsValue_None value)?, TResult boolean(JsValue_Boolean value)?, TResult integer(JsValue_Integer value)?, TResult float(JsValue_Float value)?, TResult bigint(JsValue_Bigint value)?, TResult string(JsValue_String value)?, TResult bytes(JsValue_Bytes value)?, TResult array(JsValue_Array value)?, TResult object(JsValue_Object value)?, TResult date(JsValue_Date value)?, TResult symbol(JsValue_Symbol value)?, TResult function(JsValue_Function value)?, required TResult orElse()}) → TResult

Available on JsValue, provided by the JsValuePatterns extension

A variant of map that fallback to returning orElse.
maybeWhen<TResult extends Object?>({TResult none()?, TResult boolean(bool field0)?, TResult integer(PlatformInt64 field0)?, TResult float(double field0)?, TResult bigint(String field0)?, TResult string(String field0)?, TResult bytes(Uint8List field0)?, TResult array(List<JsValue> field0)?, TResult object(Map<String, JsValue> field0)?, TResult date(PlatformInt64 field0)?, TResult symbol(String field0)?, TResult function(String field0)?, required TResult orElse()}) → TResult

Available on JsValue, provided by the JsValuePatterns extension

A variant of when that fallback to an orElse callback.
when<TResult extends Object?>({required TResult none(), required TResult boolean(bool field0), required TResult integer(PlatformInt64 field0), required TResult float(double field0), required TResult bigint(String field0), required TResult string(String field0), required TResult bytes(Uint8List field0), required TResult array(List<JsValue> field0), required TResult object(Map<String, JsValue> field0), required TResult date(PlatformInt64 field0), required TResult symbol(String field0), required TResult function(String field0)}) → TResult

Available on JsValue, provided by the JsValuePatterns extension

A switch-like method, using callbacks.
whenOrNull<TResult extends Object?>({TResult? none()?, TResult? boolean(bool field0)?, TResult? integer(PlatformInt64 field0)?, TResult? float(double field0)?, TResult? bigint(String field0)?, TResult? string(String field0)?, TResult? bytes(Uint8List field0)?, TResult? array(List<JsValue> field0)?, TResult? object(Map<String, JsValue> field0)?, TResult? date(PlatformInt64 field0)?, TResult? symbol(String field0)?, TResult? function(String field0)?}) → TResult?

Available on JsValue, provided by the JsValuePatterns extension

A variant of when that fallback to returning null