API / Js / Types

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(These docs cover all versions between v3 to v8 and are equivalent to the old BuckleScript docs before the rebrand)

Types

Provide utilities for manipulating JS types.

symbol

type symbol;

obj_val

type obj_val;

undefined_val

type undefined_val;

null_val

type null_val;

function_val

type function_val;

t

type t('a) =
  | Undefined: t(undefined_val)
  | Null: t(null_val)
  | Boolean: t(bool)
  | Number: t(float)
  | String: t(string)
  | Function: t(function_val)
  | Object: t(obj_val)
  | Symbol: t(symbol);

test

let test: ('a, t('b)) => bool;

tagged_t

type tagged_t =
  | JSFalse
  | JSTrue
  | JSNull
  | JSUndefined
  | JSNumber(float)
  | JSString(string)
  | JSFunction(function_val)
  | JSObject(obj_val)
  | JSSymbol(symbol);

classify

let classify: 'a => tagged_t;