swiss_knife library

Classes

AsyncValue<T>

A wrapper and handler for a value that is asynchronous (from a Future).

Base64

Base-64 utils.

CachedComputation<R, T, K>

Caches a value that can be computed.

ColossusPaging

Implementation for Colossus.services DB and Nodes.

ContextualResource<T, C extends Comparable<C>>

Wraps a resource and the related context.

ContextualResourceResolver<T, C extends Comparable<C>>

Resolves a resource based into a context, like screen dimension or OS.

DataURLBase64

Represent a Data URL in Base-64

Dimension

Represents a width X height dimension.

EventStream<T>

Implements a Stream for events and additional features.

EventStreamDelegator<T>

A delegator for EventStream.

Geolocation

Represents a Geo Location in latitude and longitude.

InteractionCompleter

Tracks interactions and after a delay, without interaction, triggers onComplete.

InteractionCompleterDummy

A dummy version of InteractionCompleter.

JSONPaging

Generic representation of a paging result in JSON.

ListenerWrapper<T>

Wraps Stream listen call.

LoadController

Controls a load process.

MapDelegate<K, V>

A Map that delegates to another _map. Useful to extend Map features.

MapProperties

A Map of properties.

Math

Common mathematical functions and constants.

MimeType

Represents MIME-Type. Useful for Content-Type and file handling.

NNField<T>

A field that can't be null. If a null value is set to it, a default value will be used.

ObjectCache

A simple cache of objects, where is possible to define different instantiators for each key.

Pair<T>

Represents a pair with a and b of type T.

Parameter<A>

Parameters2<A, B>

Parameters3<A, B, C>

Parameters4<A, B, C, D>

RegExpDialect

Represents a dialect. Compiles it on construction.

ResourceContent

Represents a Resource Content

ResourceContentCache

A cache for ResourceContent.

Scale<T>

Represents a scale with minimum, maximum and length.

ScaleNum<N extends num>

Version of Scale but for num values.

SpringBootPaging

Implementation for Spring Boot.

TreeReferenceMap<K, V>

A Map that keeps keys that are in the tree of root.

UniqueCaller<R>

Ensures that a call is executed only 1 per time.

Enums

DateRangeType

Enum for types of date ranges.

DateTimeWeekDay

Represents a Week day.

Unit

Constants

oneDay → const int

oneHour → const int

oneMinute → const int

oneSecond → const int

Properties

regExpEmail → RegExp

final

stringPlaceholderPattern → RegExp

final

Functions

addAllToList(List list, Object? values) → void

Adds all values to list.

asListOfMap(Object? o) → List<Map>?

Returns o as a List<Map>. Converts it if needed.

asListOfString(Object? o) → List<String>?

Returns o as a List<String>. Converts it if needed.

asMap(Object? o) → Map?

Returns o as Map. Converts it if needed.

asMapOfString(Object? o) → Map<String, String>?

Returns o as a Map<String,String>. Converts it if needed.

asTreeOfKeyString(Object? tree) → dynamic

Maps tree:

averageIterable<I, R>(Iterable<num> iterable) → num?

Calculate the average value of iterable.

buildStringPattern(String? pattern, Map? parameters, [List<Map?>? extraParameters]) → String?

Builds a string using as place holders in the format {{key}} from parameters and extraParameters.

buildUri(String? scheme, String? host, int? port, {String? path, String? path2, String? queryString, String? fragment}) → Uri

Builds an Uri with the parameters.

callAsync(int delayMs, dynamic function()) → Future

Calls a function with a delayMs.

clipNumber<N extends num>(N? n, N min, N max, [N? def]) → N?

Clips a number n into it's limits, min and max.

copyList(List? list) → List?

Copies list.

copyListString(List<String>? list) → List<String>?

Copies list as a List<String>.

copyMap(Map? map) → Map?

Copies map.

copyMapString(Map<String, String>? m) → Map<String, String>?

Copies map as a Map<String,String>.

dataSizeFormat(int? size, {bool? decimalBase, bool? binaryBase}) → String?

Formats size as a data format using binary of decimal base for sufixes.

dateFormat_YY_MM([int? time, String delimiter = '-']) → String

dateFormat_YY_MM_dd([int? time, String delimiter = '-']) → String

dateFormat_YYYY_MM([int? time, String delimiter = '-']) → String

dateFormat_YYYY_MM_dd([int? time, String delimiter = '-']) → String

dateFormat_YYYY_MM_dd_HH([int? time, String delimiter = '-']) → String

dateFormat_YYYY_MM_dd_HH_mm([int? time, String delimiter = '-', String hourDelimiter = ':']) → String

dateFormat_YYYY_MM_dd_HH_mm_ss([int? time, String delimiter = '-', String hourDelimiter = ':']) → String

decodeQueryString(String? queryString) → Map<String, String>

Decodes queryString to a Map<String,String>.

deepCatchesListValues<T>(List? list, ValueFilter filter, [List? result]) → List

Catches deeply list values that matches filter.

deepCatchesMapValues<T>(Map? map, ValueFilter filter, [List? result]) → List

Catches deeply map values that matches filter.

deepCatchesSetValues<T>(Set? set, ValueFilter filter, [List? result]) → List

Catches deeply set values that matches filter.

deepCatchesValues<T>(Object? o, ValueFilter filter, [List? result]) → List

Catches deeply values that matches filter.

deepCopy<T>(T? o, {Copier? copier}) → T?

Deeply copies o.

deepCopyList<T>(List<T>? l, {Copier? copier}) → List<T>?

Deeply copies list.

deepCopyMap<K, V>(Map<K, V>? map, {Copier? copier}) → Map<K, V>?

Deeply copies map.

deepHashCode(Object? o) → int

Calculate a hashcode over o, iterating deeply over sub elements if is a List or Map.

deepHashCodeList(List? list) → int

Computes a hash code inspecting deeply list.

deepHashCodeMap(Map? map) → int

Computes a hash code inspecting deeply map.

deepReplaceListValues<T>(List? list, ValueFilter filter, ValueReplacer replacer) → void

Replaces values applying replacer to values that matches filter.

deepReplaceMapValues<T>(Map? map, ValueFilter filter, ValueReplacer replacer) → void

Replaces values applying replacer to values that matches filter.

deepReplaceSetValues<T>(Set? set, ValueFilter filter, ValueReplacer replacer) → void

Replaces values applying replacer to values that matches filter.

deepReplaceValues<T>(Object? o, ValueFilter filter, ValueReplacer replacer) → Object?

Replaces values applying replacer to values that matches filter.

encodeJSON(Object? json, {String? indent, bool withIndent = false, bool clearNullEntries = false, Object? toEncodable(Object? object) = toEncodableJSON}) → String

Encodes json to a JSON string.

encodeQueryString(Map<String, String>? parameters) → String

Encodes parameters as a query string.

ensureNotEmptyString(String? s, {bool trim = false, String? def}) → String?

If s isEmptyString will return def or null.

findKeyEntry<K, V>(Map? map, List<K>? keys, [bool ignoreCase = false]) → MapEntry<K, V?>?

Finds in map a entry that has one of keys.

findKeyName<K, V>(Map? map, List<K>? keys, [bool ignoreCase = false]) → K?

Finds in map a key that has one of keys.

findKeyPathValue<V>(Map? map, String? keyPath, {String keyDelimiter = '/', bool isValidValue(Object? value)?}) → V?

Finds in map a value that is in key path keyPath

findKeyValue<K, V>(Map? map, List<K>? keys, [bool ignoreCase = false]) → V?

Finds in map a value that has one of keys.

formatDecimal(Object? value, {int precision = 2, String decimalSeparator = '.'}) → String?

Formats value to a decimal value.

formatPercent(Object? percent, {int precision = 2, bool isRatio = false}) → String

Formats percent as a percentage string like: 0%, 90% or 100%.

formatTimeMillis(int? time) → String

getCharsetEncoding(String? charset) → Encoding?

getCurrentTimeMillis() → int

Returns the current time in milliseconds since epoch.

getDateAmPm([int? time]) → String

getDateHour([int? time]) → int

getDateTimeDayEnd([DateTime? time]) → DateTime

Returns the end of the day for time.

getDateTimeDayStart([DateTime? time]) → DateTime

Returns the start of the day for time.

getDateTimeEndOf(DateTime time, Object? unit, {DateTimeWeekDay? weekFirstDay, String? locale}) → DateTime?

Returns the end of a time unit using time as reference.

getDateTimeLastMonth([DateTime? time]) → Pair<DateTime>

Returns start and end of last month, before current month, using time as reference.

getDateTimeLastNDays(int nDays, [DateTime? time]) → Pair<DateTime>

Returns start and end of last nDays counting from time.

getDateTimeLastWeek([DateTimeWeekDay? weekFirstDay, DateTime? time]) → Pair<DateTime>

Returns start and end of last week, before current week, using time as reference.

getDateTimeNow() → DateTime

Same as DateTime.now().

getDateTimePreviousMonth(int month, {int? year}) → DateTime

Returns start of previous month, using as reference month and year.

getDateTimeRange(DateRangeType rangeType, [DateTime? time, DateTimeWeekDay? weekFirstDay]) → Pair<DateTime>

Returns start and end of date range rangeType.

getDateTimeStartOf(DateTime time, Object? unit, {DateTimeWeekDay? weekFirstDay, String? locale}) → DateTime?

Returns the start of a time unit using time as reference.

getDateTimeThisMonth([DateTime? time]) → Pair<DateTime>

Returns start and end of this month, using time as reference.

getDateTimeThisWeek([DateTimeWeekDay? weekFirstDay, DateTime? now]) → Pair<DateTime>

Returns start and end of this week using time as reference.

getDateTimeWeekDay(int? weekDayIndex) → DateTimeWeekDay?

Returns enum DateTimeWeekDay by weekDayIndex (from 1 to 7). See getDateTimeWeekDayIndex.

getDateTimeWeekDay_from_ISO_8601_index(int? weekDayIndex) → DateTimeWeekDay?

Returns enum DateTimeWeekDay using weekDayIndex compliant with ISO 8601.

getDateTimeWeekDayByName(String? weekDayName) → DateTimeWeekDay?

Returns enum DateTimeWeekDay by week day name in english

getDateTimeWeekDayIndex(DateTimeWeekDay? weekDay) → int?

Gets index of DateTimeWeekDay, starting from 1 (Monday) to 7 (Sunday), same range as DateTime.wednesday .

getDateTimeWeekEnd([DateTimeWeekDay? weekFirstDay, DateTime? now]) → DateTime

Returns the end of the week using time as reference.

getDateTimeWeekStart([DateTimeWeekDay? weekFirstDay, DateTime? time]) → DateTime

Returns the start of the week using time as reference.

getDateTimeYesterday([DateTime? time]) → DateTime

Returns the start of yesterday from time.

getEntryIgnoreCase<V>(Map<String, V?> map, String? key) → MapEntry<String, V?>?

Gets a map entry ignoring key case.

getIgnoreCase<V>(Map<String, V> map, String? key) → V?

Gets a map value ignoring key case.

getLastDayOfMonth(int month, {int? year}) → int

Returns the last day of month.

getMillisecondsAsUnit(int? ms, Object? unit, [double? def]) → double?

getPathExtension(String? path) → String?

Returns the File extension of a path.

getPathFileName(String? path) → String?

Returns the File name of a path.

getPathWithoutFileName(String? path) → String?

Returns path removing File name if present.

getSetEntryInstance<T>(Set<T>? set, T? value) → T?

Returns the instance that matches value in set.

getUnitAsMilliseconds(Object? unit, [int amount = 1]) → int

getUnitByIndex(int? index, [Unit? def]) → Unit?

getUnitByName(String? name, [Unit? def]) → Unit?

getUriBase() → Uri

Returns platform base Uri. See Uri.base .

getUriBaseHost() → String

The host of base Uri.

getUriBaseHostAndPort({bool suppressPort80 = true, int? port}) → String

The host and port of base Uri.

getUriBasePort() → int

The port of base Uri.

getUriBaseScheme() → String

The scheme of base Uri.

getUriRoot() → Uri

The root Uri for the platform.

getUriRootURL({bool suppressPort80 = true, int? port}) → String

Returns base Uri as URL string.

getWeekFirstDay([String? locale]) → DateTimeWeekDay

Returns the first day of a week as enum DateTimeWeekDay for locale.

groupIterableBy<K, V, I>(Iterable<I> iterable, MapEntry<K, V> map(I entry), V merge(K key, V value1, V value2)) → Map<K, V>

Groups interable entries using map to generate a MapEntry for each entry, than uses merge to group entries of the same group (key).

hasBlankChar(String s) → bool

Returns true if s has a blank character.

hasBlankCharFrom(String s, [int offset = 0]) → bool

Returns true if s has a blank character from offset.

hasBlankCharInRange(String s, int offset, int length) → bool

Returns true if s has a blank character in range offset+length.

isAllEquals(Object? element, Object? value, [bool deep = false]) → bool

Returns true element is equals to value.

isAllEqualsInList(List? list, Object value, [bool deep = false]) → bool

Returns true if list elements are all equals to value.

isAllEqualsInMap(Map? map, Object value, [bool deep = false]) → bool

Returns true if map values are all equals to value.

isAlphaNumeric(int c) → bool

isAlphaNumericString(String s, [int offset = 0]) → bool

isAlphaNumericStringInRange(String s, int offset, int length) → bool

isBlankChar(String? c) → bool

Returns true if c is a blank char (space, \t, \n, \r).

isBlankCodeUnit(int c) → bool

Returns true if c is a blank char code unit.

isBlankString(String s, [int offset = 0]) → bool

Returns true if s has only blank characters.

isBlankStringInRange(String s, int offset, int length) → bool

Returns true if s has only blank characters in range offset+length.

isBool(Object? value) → bool

Returns true if value is bool. Can be a bool as string too.

isBoolList(Object? value, [String delimiter = ',']) → bool

Returns true if is a list of bool. Can be a string of bool too.

isDigit(int c) → bool

isDigitString(String s, [int offset = 0]) → bool

isDigitStringInRange(String s, int offset, int length) → bool

isDouble(Object? value) → bool

Returns true if value is double. Can be a double as string too.

isDoubleList(Object? value, [String delimiter = ',']) → bool

Returns true if is a list of double. Can be a string of double too.

isEmail(Object? value) → bool

Returns true if value represents an e-mail address.

isEmptyObject<T>(T? o, {bool trim = false}) → bool

Returns true if o is empty. Checks for String, List, Map Iterable, Set or o.toString().

isEmptyString(String? s, {bool trim = false}) → bool

Returns true if s is empty or null.

isEncodedJSON(String? s) → bool

Returns true if s is a encoded JSON String of a primitive value.

isEncodedJSONBoolean(String? s) → bool

Returns true if s is a encoded JSON bool.

isEncodedJSONList(String? s) → bool

Returns true if s is a encoded JSON List.

isEncodedJSONMap(String? s) → bool

Returns true if s is a encoded JSON Map.

isEncodedJSONNull(String? s) → bool

Returns true if s is a encoded JSON null.

isEncodedJSONNumber(String? s) → bool

Returns true if s is a encoded JSON num.

isEncodedJSONPrimitive(String? s) → bool

Returns true if s is a encoded JSON String of a primitive value.

isEncodedJSONString(String? s) → bool

Returns true if s is a encoded JSON String.

isEquals(Object? o1, Object? o2, [bool deep = false]) → bool

Returns true if o1 and o2 are equals.

isEqualsAsString(Object? o1, Object? o2) → bool

Returns true if o1 and o2 are equals as String. Uses String.toString to check.

isEqualsDeep(Object? o1, Object? o2) → bool

Returns true if o1 and o2 are equals deeply.

isEqualsIterable<T>(Iterable<T>? i1, Iterable<T>? i2) → bool

Returns true if both iterable, i1 and i2, have equals entries in the same order.

isEqualsList<T>(List<T>? l1, List<T>? l2) → bool

Returns true if both lists, l1 and l2, have equals entries in the same order.

isEqualsMap<K, V>(Map<K, V>? m1, Map<K, V>? m2) → bool

Returns true if both maps, m1 and m2, have equals entries in the same order.

isEqualsSet<T>(Set<T>? s1, Set<T>? s2) → bool

Returns true if both sets, s1 and s2, have equals entries in the same order.

isEquivalentIterator(Iterable? it1, Iterable? it2, {bool deep = false}) → bool

Same as isEquivalentList but for Iterable.

isEquivalentList(List? l1, List? l2, {bool sort = false, bool deep = false}) → bool

Returns true if l1 and l2 are equals, including the same position for the elements.

isEquivalentMap(Map? m1, Map? m2, {bool deep = false}) → bool

Returns true if m1 and m2 are equals.

isHttpURL(dynamic value) → bool

Returns true if value represents a HTTP or HTTPS URL.

isInt(Object? value) → bool

Returns true if value is int. Can be a int as string too.

isIntList(Object? value, [String delimiter = ',']) → bool

Returns true if is a list of int. Can be a string of int too.

isInUnixEpochRange(Object? value, [bool inMilliseconds = true]) → bool

Returns true if n is in range of a Unix epoch time.

isIPAddress(String? host) → bool

Returns true if is a IPv4 or IPv6 address.

isIPv4Address(String? host) → bool

Returns true if is a IPv4 address.

isIPv6Address(String? host) → bool

Returns true if is a IPv6 address.

isJSON(Object? value) → bool

Returns true if value is a JSON.

isJSONList(Object? json) → bool

Returns true if value is a JSON List.

isJSONMap(Object? json) → bool

Returns true if value is a JSON Map<String,?>.

isJSONPrimitive(Object? value) → bool

Returns true if value is a JSON primitive (String, bool, num, int, double, or null).

isListEntriesAllOfSameType(Iterable? list) → bool

Returns true if all list elements are of the same type.

isListEntriesAllOfType(Iterable? list, Type type) → bool

Returns true if all list elements are of type.

isListOfList(Object? list) → bool

Returns true if list elements are all of type List.

isListOfListOfList(Object? list) → bool

Returns true if list elements are all of type List<List>.

isListOfListValuesAllEquals(Iterable<List>? list, {Object? eqValue, int? eqValueIndex}) → bool

Returns true if list elements are all equals to value at index valueIndex.

isListOfMap(Object? list) → bool

Returns true if list elements are all of type Map.

isListOfNum(Iterable? list) → bool

Returns true if list elements are all of type num.

isListOfString(Iterable? list) → bool

Returns true if list elements are all of type String.

isListOfStrings(Iterable? list) → bool

Returns true if list values are of type String.

isListOfType<T>(Iterable? list) → bool

Returns true if list elements are all of type T.

isListOfTypes<A, B>(Iterable? list) → bool

Returns true if list elements are all of type A or B.

isListValuesAllEquals(Object? list, [Object? eqValue]) → bool

Returns true if list elements are all equals to value.

isListValuesIdentical(List? l1, List? l2) → bool

Returns true if all list elements are identical.

isLocalhost(String? host) → bool

Returns true if host is localhost (also checks for IPv4 and IPv6 addresses).

isMapOfString(Map? map) → bool

Returns true if map is Map<String,String>.

isMapOfStringKeys(Map? map) → bool

Returns true if map has String keys.

isMapOfStringKeysAndListValues(Map? map) → bool

Returns true if map has String keys and List values.

isMapOfStringKeysAndNumValues(Map? map) → bool

Returns true if map has String keys and num values.

isNegativeNumber(num? n) → bool

Returns true if n < 0. If n is null returns false.

isNonBlankChar(String? c) → bool

Returns ![isBlankChar].

isNotBlankCodeUnit(int c) → bool

Returns ![isBlankCodeUnit].

isNotEmptyObject<T>(T? value, {bool trim = false}) → bool

Returns ![isEmptyObject].

isNotEmptyString(String? s, {bool trim = false}) → bool

Returns ![isEmptyString].

isNum(Object? value) → bool

Returns true if value is num. Can be a num as string too.

isNumList(Object? value, [String delimiter = ',']) → bool

Returns true if is a list of num. Can be a string of num too.

isPositiveNumber(num? n) → bool

Returns true if n > 0. If n is null returns false.

isUriBaseIP() → bool

isUriBaseLocalhost() → bool

Returns true if base Uri is localhost. See isLocalhost.

joinLists(List? l1, [List? l2, List? l3, List? l4, List? l5, List? l6, List? l7, List? l8, List? l9]) → List

Joins all parameters to a single list.

listContainsAll(Iterable? list, Iterable? entries) → bool

Returns true if list contains all elements of type entry.

listContainsType<T>(Iterable? list) → bool

Returns true if list contains elements of type T.

listenStreamWithInteractionCompleter<T>(Stream<T> stream, Duration triggerDelay, void onData(T? event)) → InteractionCompleter

Listen stream, calling onData only after triggerDelay duration.

listMatchesAll<T>(Iterable<T>? list, bool matcher(T entry)) → bool

Returns true if all list elements matches matcher.

listMatchesAny<T>(Iterable<T>? list, bool matcher(T entry)) → bool

Returns true if any element of list matches matcher.

listNotMatchesAll<T>(Iterable<T>? list, bool matcher(T entry)) → bool

Returns true if at least ONE list element does NOT matches matcher.

maxInIterable<I, R>(Iterable<num> iterable) → num?

Uses mergeIterable to find maximum value in iterable.

mergeIterable<I, R>(Iterable<I> iterable, R merge(R? total, I value), [R? init]) → R?

Merges all entries of iterable using merge function.

minInIterable<I, R>(Iterable<num> iterable) → num?

Uses mergeIterable to find minimum value in iterable.

parseBool(Object? v, [bool? def]) → bool?

Parses v to bool.

parseBoolsFromInlineList(Object? s, Pattern delimiter, [List<bool>? def]) → List<bool>?

Parses s to a List<bool>.

parseComparable<T>(Object? v) → Comparable<T>?

Parses v as to a Comparable type.

parseDateTime(Object? date, [DateTime? def]) → DateTime?

Parses date as DateTime.

parseDateTimeFromInlineList(Object? o, [Pattern delimiter = ',', List<DateTime>? def]) → List<DateTime>?

Converts o to a List<DateTime>.

parseDouble(Object? v, [double? def]) → double?

Parses v to double.

parseDoublesFromInlineList(Object? s, [Pattern delimiter = ',', List<double>? def]) → List<double>?

Parses s to a List<double>.

parseDuration(String? unit, [int amount = 0, Duration? def]) → Duration?

Parses unit and amount to Duration.

parseFromInlineList<T>(String? s, Pattern delimiter, [StringMapper<T>? mapper, List<T>? def]) → List<T>?

Parses s as a inline list.

parseFromInlineMap<K, V>(String? s, Pattern delimiterPairs, Pattern delimiterKeyValue, [StringMapper<K>? mapperKey, StringMapper<V>? mapperValue, Map<K, V>? def]) → Map<K, V>?

Parses s as a inline Map.

parseFromInlineProperties(String s, [StringMapper<String>? mapperKey, StringMapper<String>? mapperValue, Map<String, String>? def]) → Map<String, String>?

Parses an inline properties, like inline CSS, to a Map<String,String>.

parseInt(Object? v, [int? def]) → int?

Parses v to int.

parseIntList(Object? l, [List<int>? def]) → List<int>?

Parses l as List<int>.

parseIntsFromInlineList(Object? s, [Pattern delimiter = ',', List<int>? def]) → List<int>?

Parses s to a List<int>.

parseJSON(Object? json, [Object? def]) → dynamic

Parses json to a JSON tree.

parseListOf<T, R>(Object? s, ParserFunction<T, R> parser, [List<R>? def]) → List<R>?

Parses s to a List<R>, where R is the result of parse.

parseListOfList<T, R>(Object? s, ParserFunction<T, R> parser, [List<List<R>>? def]) → List<List<R>>?

Parses s to a List<List<R>>, where R is the result of parse.

parseMapEntryOfStrings<K, V>(Object? e, [Pattern? delimiter, MapEntry<String, String>? def]) → MapEntry<String, String>?

Parses e as a MapEntry<String, String>

parseNum(Object? v, [num? def]) → num?

Parses v to num.

parseNumsFromInlineList(Object? s, [Pattern delimiter = ',', List<num>? def]) → List<num>?

Parses s to a List<num>.

parseNumsFromList(List list) → List<num>

Parses a generic list to a List<num>.

parsePercent(Object? v, [double? def]) → num?

Parses v as a percentage from 0..100.

parsePoint(Object? value) → Point<num>?

Parses value as a Point.

parsePointFromList(List? list) → Point<num>?

Parses list as a Point.

parsePointFromMap(Map map) → Point<num>?

Parses map as a Point.

parsePointFromString(String? s) → Point<num>?

Parses s as a Point.

parseRectangle(Object? value) → Rectangle<num>?

Parses value as a Rectangle.

parseRectangleFromList(List list) → Rectangle<num>?

Parses list as a Rectangle.

parseRectangleFromMap(Map<String, Object>? map) → Rectangle<num>?

Parses map as a Rectangle.

parseRectangleFromString(String? s) → Rectangle<num>?

Parses s as a Rectangle.

parseRegExp(Object? regExp) → RegExp?

Parses regExp parameter to RegExp.

parseString(Object? v, [String? def]) → String?

Parses v as String.

parseStringFromInlineList(Object? s, [Pattern? delimiter, List<String>? def]) → List<String>?

Parses s as inline List<String>.

parseStringFromInlineMap(Object? s, Pattern delimiterPairs, Pattern delimiterKeyValue, [Map<String, String>? def]) → Map<String, String>?

Parses s as a inline Map<String,String>.

parseUnit(Object? unit, [Unit? def]) → Unit?

putIgnoreCase<V>(Map<String, V> map, String key, V value) → V?

Puts a map value ignoring key case.

regExpDialect(Map<String, String> dialectWords, String pattern, {bool multiLine = false, bool caseSensitive = true}) → RegExp

Builds a RegExp using a dialect of words (Map parameter dialectWords).

regExpHasMatch(Object? regExp, String s) → bool

Returns true if regExp has any match at s.

regExpReplaceAll(Object? regExp, String s, String replace) → String

Uses regExp to replace matches at s, substituting with replace.

regExpReplaceAllMapped(Object? regExp, String s, String replace(Match match)) → String

Uses regExp to replace matches at s, substituting with replace Function results.

removeEmptyEntries(List? list) → bool

Remove all entries of list that are true for isEmptyObject.

removeNullEntries<T>(T? json) → T?

Remove null entries from json tree.

removeUriFragment(String url) → Uri

Removes fragment from url and returns an Uri.

removeUriQueryString(String url) → Uri

Removes query string from url and returns an Uri.

replaceStringMarks(String? s, RegExp marksPattern, String markResolver(String markName)) → String?

Replaces String s marks using marksPattern and markResolver.

resolveUri(String url, {String? baseURL, Uri? baseUri}) → Uri

Resolves url and returns an Uri.

resolveURL(String url, {String? baseURL, Uri? baseUri}) → String

Same as resolveUri, but returns Uri as URL String.

resolveValue<T>(T? value, [T? def, ValueValidator valueValidator = isNotEmptyObject]) → T?

Validates value and returns value or def.

sortMapEntries<K, V>(Map<K, V> map, [CompareMapEntryFunction<K, V>? compare, bool reversed = false]) → Map<K, V>

Returns a Map with sorted entries.

sortMapEntriesByKey<K, V>(Map<K, V?> map, [bool reversed = false]) → Map<K, V?>

Returns a Map sorted by keys.

sortMapEntriesByValue<K, V>(Map<K, V> map, [bool reversed = false]) → Map<K, V>

Returns a Map sorted by keys.

split(String s, Pattern delimiter, [int? limit]) → List<String>

Splits s using delimiter and limit.

sumIterable<I, R>(Iterable<num> iterable, {num init = 0}) → num

Uses mergeIterable to sum all iterable values.

toCamelCase(String s) → String

Formats s with camel case style.

toEncodableJSON(Object? o) → Object?

Ensures that o is an encodable JSON tree.

toEncodableJSONList(List? list) → List

Ensures that list is an encodable JSON tree.

toEncodableJSONMap(Map? map) → Map

Ensures that map is an encodable JSON tree.

toFlatListOfStrings(Object? s, {Pattern? delimiter, bool trim = true, bool ignoreEmpty = true}) → List<String>

Converts s to a List<String>. Converts any collection to a flat list of strings.

toNonNullList<T>(List? list, {bool forceTypeCast = true}) → List<T>

Converts list to a List<T> ignoring any null element.

toNonNullMap<K, V>(Map? map, {bool forceTypeCast = true}) → Map<K, V>

Converts map to a Map<K,V> ignoring any entry with null key or null value.

toNonNullSet<T>(Set? set, {bool forceTypeCast = true}) → Set<T>

Converts set to a Set<T> ignoring any null element.

toUpperCaseInitials(String s) → String

Formats s with initial character to Upper case.

trimListOfStrings(List<String> list) → List<String>

Apply String.trim to each String of list. Returns the same list instance without change it's length.

unquoteString(String s) → String

Removes quotes from String s

Typedefs

CompareMapEntryFunction<K, V> = int Function(MapEntry<K, V> entry1, MapEntry<K, V> entry2)

Copier = T? Function<T>(T? o)

EventValidatorFunction<T> = bool Function(EventStream<T> eventStream, T event)

LoaderFunction = Future<bool> Function()

PagingFormatInstantiator = JSONPaging Function(dynamic json)

PagingFormatMatcher = bool Function(Object? json)

PagingRequester = Future<JSONPaging?> Function(int page)

A Function that performs a paging request.

ParserFunction<T, R> = R Function(T value)

StringMapper<T> = T Function(String s)

TypeTester<T> = bool Function(T value)

ValueFilter = bool Function(Object? collection, Object? key, Object? value)

ValueReplacer = Object? Function(Object? collection, Object? key, Object? value)

ValueValidator<V> = bool Function(V? value)