All posts for arktype

• Optional required pairs?
• Best way of sharing/compiling types?
• Why are the partial operator `?` and explicit `undefined` incompatible?
• Framework-level onDeepUndeclaredKey
• email or empty string not working
• Test that a string contains a substring?
• Is there a recommended way to create a Record using a type as a key?
• `narrow` vs `satisfying`
• Are there docs on how to do non-trivial self reference?
• Some performance struggles
• Using scope with morphs
• Passing an exported scope to a function (Type 'string' is not assignable to type 'never')
• Is there a way to set a default value that is not valid?
• Union Fallthrough?
• Defining and inferring a generic type defined inside a scope
• morphing to typescript type
• Generic middleware validator
• Compiling scope to interfaces
• Union of generics
• Merging types instead of using an intersection when using generics
• Generic & intersection
• Is there a way to morph an optional value back to a required one?
• Generic modules, Enums and AnyOf
• Multiple @ark registries detected
• File type
• Type definitions must be strings or objects (was undefined)
• Function which receives a arktype's 'type'
• Conform to an existing type
• Using `atLeastLength` on morphed array
• Partial Application of the validator
• Customizing Error Messages
• v2 docs
• Pipe chains don't work in rc13
• Node of kind optional is not valid as a required definition
• How to check if a function is Type instance?
• Identifying a Date value in an object type
• Extenting Type interface
• Morph on failure
• Property 'describe' does not exist on type 'instantiateType<inferTupleExpression<...>, {}>'
• Piping types no longer works
• Post-morph constraints not checked if constraints not met on another property
• Is there currently a known issue with arktype + trpc compatibility?
• How would you define an object with optional keys, but require at least one of the keys to be filled
• `scope.validate` for a scope with imports
• Automatic "full" discriminated union
• Is there a recommended way to transform a type union into a discriminated union by adding a tag?
• Is there a way to do a case insensitive literal match?
• Is there a way to perform schema parsing generically?
• Use native ts type
• ParseError: undefined must be a PropertyKey or stringifyNonKey must be passed to options
• Dynamic type based on another value
• Why does an optional property add a " | undefined" instead of just being an optional property?
• Generic with Narrow/Morph
• Extracting defaults at runtime
• Ark attest cannot find module error
• Is there a way to parse Dates and date iso strings without losing toJsonSchema capabilities.
• `string.integer.parsed` with limits
• Got syntax error in some browser
• ToJsonSchema fails with narrow
• extracting redux-like actions from type.enumerated discriminated union
• alternative to nesting quotes in quotes for strings?
• template literal/backtick string types e.g. type T = `type-${string}`
• Multiple versions
• Compile-time typesafe merge/and for data-only "traits"
• Creating default object from type definition
• inferred type of '...' cannot be named without a reference to '...'
• Type instantiation is excessively deep and possibly infinite
• Extracting intent into runtime
• string input, number output
• Represent the File class
• Any way to tell if a custom description has been provided?
• Converting Zod to Arktype
• Record with number as key?
• Is there a way to rename the key in parse result
• Can I add a default value to a type if everything other satisfies in a union type
• How to type an expressjs-like route handler based on the path pattern.
• Compiling to JavaScript results in `any` type
• Was `any` removed?
• Type instantiation is excessively deep and possibly infinite
• Best way to pass `Type` around
• Default number
• Optional property with const string array
• Extending types similar to an interface
• Indexed Access Types
• vscode intellisense errors on the same type definition in some files, but not others
• Accept number in string type
• Automatically applying parse.integer
• Extract type from or
• Get type without constraints
• String length
• codecs
• subtypes available on scope in 2.0.0-beta.6
• must be an instance of FormData (was object)
• How to handle checkbox in type('parse.formData').to(...)
• Latest "keys:distilled" equivalent?
• Error internationalization (i18n)
• Tried to initialize an $ark registry in a monorepo
• Adding comment to object key
• Optional key
• Convert string to number with constraints
• Are there examples of how to create mapped types?
• ArkType mutates original input?
• How to accept a generic non-empty const string array for use in `type`?
• ParseError: Root of kind union should be one of alias,intersection,unit,domain,proto
• Type Magic: validation on type property
• Usage for HTTP validation
• Can you create types with dynamic literals?
• Cannot assign to Type
• How to validate `Record<string, string>`?
• Property 'name' is missing in type
• Type 'distillOut<T>' is not assignable to type 'T'.
• Mapping types
• How to improve error messages?
• Pipe required before narrow
• Error transforming object
• Problem with Out type
• Problem with validation in 2.0 dev?
• Referencing self
• Export type to JSON and share it
• Array error message
• Unions with optional params?
• ParseError: '3.0' was parsed as a number but could not be narrowed to a literal value.
• CJS/ESM issue with arktype
• The inferred type of '... cannot be named without a reference to '../../../../node_modules/arktype/
• Need help with typing scope output properly
• non-empty string - how to?
• How to incorporate existing type?
• How to declare an optional schema?
• Can scopes validate?
• How to properly make a property of a class type?
• Utility to make Partials?
• default values - how to define them?
• Using existing enum/const to build a type
• How to import `arktype` into a typescript project?
• Context-sensitive validation / validation with parameters
• Validate string is URL
• How to validate that a value is an instance of a class
• Key not specified in type, but no problems
• Array/Object keys to type?
• Nesting ArkTypes within a regex
• Custom type-making functions
• Syntax Overview
• How to access current scope types with `type()` / `morph()` / `narrow()` / `arrayOf()` inside scope?