Built-in Transformers

QuickModel comes with a set of built-in transformers to handle common data types.

Transformer	Description
arraybuffer	Handles arraybuffer data types.
bigint	Handles bigint data types.
bigint64array	Handles bigint64array data types.
biguint64array	Handles biguint64array data types.
boolean	Handles boolean data types.
buffer	Handles buffer data types.
dataview	Handles dataview data types.
date	Handles date data types.
error	Handles error data types.
float32array	Handles float32array data types.
float64array	Handles float64array data types.
int16array	Handles int16array data types.
int32array	Handles int32array data types.
int8array	Handles int8array data types.
map	Handles map data types.
number	Handles number data types.
regexp	Handles regexp data types.
set	Handles set data types.
sharedarraybuffer	Handles sharedarraybuffer data types.
special-float	Handles NaN, Infinity, -Infinity values losslessly over JSON.
string	Handles string data types.
symbol	Handles symbol data types.
textdecoder	Handles textdecoder data types.
textencoder	Handles textencoder data types.
uint16array	Handles uint16array data types.
uint32array	Handles uint32array data types.
uint8array	Handles uint8array data types.
uint8clampedarray	Handles uint8clampedarray data types.
url	Handles url data types.
urlsearchparams	Handles urlsearchparams data types.
weakmap	Handles weakmap data types.
weakset	Handles weakset data types.

See Custom Transformers to add your own.

Performance

⚡ Performance Benchmark

Hover the bars to see details

1k objects — auto vs manual coercion. QM: one decorator, zero extra code. Zod/valibot: manual transform per field. class-transformer: only Date via @Type, not BigInt/Map/Set. Plain JS, TypeBox, yup, joi, vest, superjson and arktype cannot do model-level coercion.

class-transformer

68k ops/s

QuickModel

34k ops/s

Not applicable in this scenario: superjson, Plain JS

← slower       faster →