jet-validators exports

February 13, 2026 · View on GitHub

Every function export exposed by the library is listed below. The first section enumerates everything you can import directly from jet-validators, while the second section captures helper functions exposed under the scoped entry jet-validators/utils.

jet-validators

Nullables

isUndef
isNull
isNullish

Boolean Validators

isBoolean
isOptionalBoolean
isNullableBoolean
isNullishBoolean
isBooleanArray
isOptionalBooleanArray
isNullableBooleanArray
isNullishBooleanArray

Valid Boolean Validators

isValidBoolean
isOptionalValidBoolean
isNullableValidBoolean
isNullishValidBoolean
isValidBooleanArray
isOptionalValidBooleanArray
isNullableValidBooleanArray
isNullishValidBooleanArray

Number Validators

isNumber
isOptionalNumber
isNullableNumber
isNullishNumber
isNumberArray
isOptionalNumberArray
isNullableNumberArray
isNullishNumberArray

Positive Number Validators

isPositiveNumber
isOptionalPositiveNumber
isNullablePositiveNumber
isNullishPositiveNumber
isPositiveNumberArray
isOptionalPositiveNumberArray
isNullablePositiveNumberArray
isNullishPositiveNumberArray

Negative Number Validators

isNegativeNumber
isOptionalNegativeNumber
isNullableNegativeNumber
isNullishNegativeNumber
isNegativeNumberArray
isOptionalNegativeNumberArray
isNullableNegativeNumberArray
isNullishNegativeNumberArray

Unsigned Number Validators

isUnsignedNumber
isOptionalUnsignedNumber
isNullableUnsignedNumber
isNullishUnsignedNumber
isUnsignedNumberArray
isOptionalUnsignedNumberArray
isNullableUnsignedNumberArray
isNullishUnsignedNumberArray

Integer Validators

isInteger
isOptionalInteger
isNullableInteger
isNullishInteger
isIntegerArray
isOptionalIntegerArray
isNullableIntegerArray
isNullishIntegerArray

Positive Integer Validators

isPositiveInteger
isOptionalPositiveInteger
isNullablePositiveInteger
isNullishPositiveInteger
isPositiveIntegerArray
isOptionalPositiveIntegerArray
isNullablePositiveIntegerArray
isNullishPositiveIntegerArray

Negative Integer Validators

isNegativeInteger
isOptionalNegativeInteger
isNullableNegativeInteger
isNullishNegativeInteger
isNegativeIntegerArray
isOptionalNegativeIntegerArray
isNullableNegativeIntegerArray
isNullishNegativeIntegerArray

Unsigned Integer Validators

isUnsignedInteger
isOptionalUnsignedInteger
isNullableUnsignedInteger
isNullishUnsignedInteger
isUnsignedIntegerArray
isOptionalUnsignedIntegerArray
isNullableUnsignedIntegerArray
isNullishUnsignedIntegerArray

BigInt Validators

isBigInt
isOptionalBigInt
isNullableBigInt
isNullishBigInt
isBigIntArray
isOptionalBigIntArray
isNullableBigIntArray
isNullishBigIntArr

Valid Number Validators

isValidNumber
isOptionalValidNumber
isNullableValidNumber
isNullishValidNumber
isValidNumberArray
isOptionalValidNumberArray
isNullableValidNumberArray
isNishValidNumArr

String Validators

isString
isOptionalString
isNullableString
isNullishString
isStringArray
isOptionalStringArray
isNullableStringArray
isNullishStringArray

Non-Empty String Validators

isNonEmptyString
isOptionalNonEmptyString
isNullableNonEmptyString
isNullishNonEmptyString
isNonEmptyStringArray
isOptionalNonEmptyStringArray
isNullableNonEmptyStringArray
isNullishNonEmptyStringArray

Symbol Validators

isSymbol
isOptionalSymbol
isNullableSymbol
isNullishSymbol
isSymbolArray
isOptionalSymbolArray
isNullableSymbolArray
isNullishSymbolArray

Date Validators

isDate
isOptionalDate
isNullableDate
isNullishDate
isDateArray
isOptionalDateArray
isNullableDateArray
isNullishDateArray

Valid Date Validators

isValidDate
isOptionalValidDate
isNullableValidDate
isNullishValidDate
isValidDateArray
isOptionalValidDateArray
isNullableValidDateArray
isNullishValidDateArray

Object Validators

isObject
isOptionalObject
isNullableObject
isNullishObject
isObjectArray
isOptionalObjectArray
isNullableObjectArray
isNullishObjectArray

Function Validators

isFunction
isOptionalFunction
isNullableFunction
isNullishFunction
isFunctionArray
isOptionalFunctionArray
isNullableFunctionArray
isNullishFunctionArray

Complex Validators

String Validation

isValidString
isOptionalValidString
isNullableValidString
isNullishValidString

Array Membership

isInArray
isOptionalInArray
isNullableInArray
isNullishInArray

Array Validation

isValidArray
isOptionalValidArray
isNullableValidArray
isNullishValidArray

Range Validation

isInRange
isOptionalInRange
isNullableInRange
isNullishInRange
isInRangeArray
isOptionalInRangeArray
isNullableInRangeArray
isNullishInRangeArray

jet-validators/utils

Simple Utilities

nonNullable
makeOptional
makeNullable
makeNullish
transform
parseBoolean
parseOptionalBoolean
parseNullableBoolean
parseNullishBoolean
parseJson
parseOptionalJson
parseNullableJson
parseNullishJson

Object Parsing Helpers

parseObject
parseOptionalObject
parseNullableObject
parseNullishObject
parseObjectArray
parseOptionalObjectArray
parseNullableObjectArray
parseNullishObjectArray
looseParseObject
looseParseOptionalObject
looseParseNullableObject
looseParseNullishObject
looseParseObjectArray
looseParseOptionalObjectArray
looseParseNullableObjectArray
looseParseNullishObjectArray
strictParseObject
strictParseOptionalObject
strictParseNullableObject
strictParseNullishObject
strictParseObjectArray
strictParseOptionalObjectArray
strictParseNullableObjectArray
strictParseNullishObjectArray

Object Testing Helpers

testObject
testOptionalObject
testNullableObject
testNullishObject
testObjectArray
testOptionalObjectArray
testNullableObjectArray
testNullishObjectArray
looseTestObject
looseTestOptionalObject
looseTestNullableObject
looseTestNullishObject
looseTestObjectArray
looseTestOptionalObjectArray
looseTestNullableObjectArray
looseTestNullishObjectArray
strictTestObject
strictTestOptionalObject
strictTestNullableObject
strictTestNullishObject
strictTestObjectArray
strictTestOptionalObjectArray
strictTestNullableObjectArray
strictTestNullishObjectArray

Parse Error Configuration

setIsParseErrorArray