package melange

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Toolchain to produce JS from Reason/OCaml

Install

dune-project
 Dependency

Authors

Maintainers

Sources

melange-6.0.1-414.tbz
sha256=c1cce011864740dc43ee0f4e8130f70725f5e7042942cce653be5b6a8b439fb5
sha512=04fc82d97d5b9632c4ee041414d9fe104556a8c329e7444ffd71017baa00612da103fda91c309fc29a16e143c29d8748e1b1035a74681b61ff65fcfdf7f4e59c

doc/src/melange.js_parser/js_id.ml.html

Source file js_id.ml

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(*
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *)

external ( .!() ) : (int * int) array -> int -> int * int = "%array_unsafe_get"

let rec search (arr : _ array) (start : int) (finish : int) target =
  if start > finish then
    false
  else
    let mid = start + ((finish - start) / 2) in
    let (a, b) = arr.!(mid) in
    if target < a then
      search arr start (mid - 1) target
    else if target >= b then
      search arr (mid + 1) finish target
    else
      true

let is_valid_unicode_id (i : int) =
  search Js_id_unicode.id_continue 0 (Array.length Js_id_unicode.id_continue - 1) i