caml_bytes.js

'use strict';


function set(s, i, ch) {
  if (i < 0 || i >= s.length) {
    throw {
          RE_EXN_ID: "Invalid_argument",
          _1: "index out of bounds",
          Error: new Error()
        };
  }
  s[i] = ch;
  
}

function get(s, i) {
  if (i < 0 || i >= s.length) {
    throw {
          RE_EXN_ID: "Invalid_argument",
          _1: "index out of bounds",
          Error: new Error()
        };
  }
  return s[i];
}

function caml_fill_bytes(s, i, l, c) {
  if (l <= 0) {
    return ;
  }
  for(var k = i ,k_finish = l + i | 0; k < k_finish; ++k){
    s[k] = c;
  }
  
}

function caml_create_bytes(len) {
  if (len < 0) {
    throw {
          RE_EXN_ID: "Invalid_argument",
          _1: "String.create",
          Error: new Error()
        };
  }
  var result = new Array(len);
  for(var i = 0; i < len; ++i){
    result[i] = /* "\000" */0;
  }
  return result;
}

function caml_blit_bytes(s1, i1, s2, i2, len) {
  if (len <= 0) {
    return ;
  }
  if (s1 === s2) {
    if (i1 < i2) {
      var range_a = (s1.length - i2 | 0) - 1 | 0;
      var range_b = len - 1 | 0;
      var range = range_a > range_b ? range_b : range_a;
      for(var j = range; j >= 0; --j){
        s1[i2 + j | 0] = s1[i1 + j | 0];
      }
      return ;
    }
    if (i1 <= i2) {
      return ;
    }
    var range_a$1 = (s1.length - i1 | 0) - 1 | 0;
    var range_b$1 = len - 1 | 0;
    var range$1 = range_a$1 > range_b$1 ? range_b$1 : range_a$1;
    for(var k = 0; k <= range$1; ++k){
      s1[i2 + k | 0] = s1[i1 + k | 0];
    }
    return ;
  }
  var off1 = s1.length - i1 | 0;
  if (len <= off1) {
    for(var i = 0; i < len; ++i){
      s2[i2 + i | 0] = s1[i1 + i | 0];
    }
    return ;
  }
  for(var i$1 = 0; i$1 < off1; ++i$1){
    s2[i2 + i$1 | 0] = s1[i1 + i$1 | 0];
  }
  for(var i$2 = off1; i$2 < len; ++i$2){
    s2[i2 + i$2 | 0] = /* "\000" */0;
  }
  
}

function bytes_to_string(a) {
  var i = 0;
  var len = a.length;
  var s = "";
  var s_len = len;
  if (i === 0 && len <= 4096 && len === a.length) {
    return String.fromCharCode.apply(null, a);
  }
  var offset = 0;
  while(s_len > 0) {
    var next = s_len < 1024 ? s_len : 1024;
    var tmp_bytes = new Array(next);
    for(var k = 0; k < next; ++k){
      tmp_bytes[k] = a[k + offset | 0];
    }
    s = s + String.fromCharCode.apply(null, tmp_bytes);
    s_len = s_len - next | 0;
    offset = offset + next | 0;
  };
  return s;
}

function caml_blit_string(s1, i1, s2, i2, len) {
  if (len <= 0) {
    return ;
  }
  var off1 = s1.length - i1 | 0;
  if (len <= off1) {
    for(var i = 0; i < len; ++i){
      s2[i2 + i | 0] = s1.charCodeAt(i1 + i | 0);
    }
    return ;
  }
  for(var i$1 = 0; i$1 < off1; ++i$1){
    s2[i2 + i$1 | 0] = s1.charCodeAt(i1 + i$1 | 0);
  }
  for(var i$2 = off1; i$2 < len; ++i$2){
    s2[i2 + i$2 | 0] = /* "\000" */0;
  }
  
}

function bytes_of_string(s) {
  var len = s.length;
  var res = new Array(len);
  for(var i = 0; i < len; ++i){
    res[i] = s.charCodeAt(i);
  }
  return res;
}

function caml_bytes_compare_aux(s1, s2, _off, len, def) {
  while(true) {
    var off = _off;
    if (off >= len) {
      return def;
    }
    var a = s1[off];
    var b = s2[off];
    if (a > b) {
      return 1;
    }
    if (a < b) {
      return -1;
    }
    _off = off + 1 | 0;
    continue ;
  };
}

function caml_bytes_compare(s1, s2) {
  var len1 = s1.length;
  var len2 = s2.length;
  if (len1 === len2) {
    return caml_bytes_compare_aux(s1, s2, 0, len1, 0);
  } else if (len1 < len2) {
    return caml_bytes_compare_aux(s1, s2, 0, len1, -1);
  } else {
    return caml_bytes_compare_aux(s1, s2, 0, len2, 1);
  }
}

function caml_bytes_equal(s1, s2) {
  var len1 = s1.length;
  var len2 = s2.length;
  if (len1 === len2) {
    var _off = 0;
    while(true) {
      var off = _off;
      if (off === len1) {
        return true;
      }
      var a = s1[off];
      var b = s2[off];
      if (a !== b) {
        return false;
      }
      _off = off + 1 | 0;
      continue ;
    };
  } else {
    return false;
  }
}

function caml_bytes_greaterthan(s1, s2) {
  return caml_bytes_compare(s1, s2) > 0;
}

function caml_bytes_greaterequal(s1, s2) {
  return caml_bytes_compare(s1, s2) >= 0;
}

function caml_bytes_lessthan(s1, s2) {
  return caml_bytes_compare(s1, s2) < 0;
}

function caml_bytes_lessequal(s1, s2) {
  return caml_bytes_compare(s1, s2) <= 0;
}

exports.caml_create_bytes = caml_create_bytes;
exports.caml_fill_bytes = caml_fill_bytes;
exports.get = get;
exports.set = set;
exports.bytes_to_string = bytes_to_string;
exports.caml_blit_bytes = caml_blit_bytes;
exports.caml_blit_string = caml_blit_string;
exports.bytes_of_string = bytes_of_string;
exports.caml_bytes_compare = caml_bytes_compare;
exports.caml_bytes_greaterthan = caml_bytes_greaterthan;
exports.caml_bytes_greaterequal = caml_bytes_greaterequal;
exports.caml_bytes_lessthan = caml_bytes_lessthan;
exports.caml_bytes_lessequal = caml_bytes_lessequal;
exports.caml_bytes_equal = caml_bytes_equal;
/* No side effect */