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[dotfiles/.git] / .config / coc / extensions / node_modules / coc-prettier / node_modules / core-js / internals / ieee754.js

diff --git a/.config/coc/extensions/node_modules/coc-prettier/node_modules/core-js/internals/ieee754.js b/.config/coc/extensions/node_modules/coc-prettier/node_modules/core-js/internals/ieee754.js
new file mode 100644 (file)
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+++ b/.config/coc/extensions/node_modules/coc-prettier/node_modules/core-js/internals/ieee754.js
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+// IEEE754 conversions based on https://github.com/feross/ieee754
+// eslint-disable-next-line no-shadow-restricted-names
+var Infinity = 1 / 0;
+var abs = Math.abs;
+var pow = Math.pow;
+var floor = Math.floor;
+var log = Math.log;
+var LN2 = Math.LN2;
+
+var pack = function (number, mantissaLength, bytes) {
+  var buffer = new Array(bytes);
+  var exponentLength = bytes * 8 - mantissaLength - 1;
+  var eMax = (1 << exponentLength) - 1;
+  var eBias = eMax >> 1;
+  var rt = mantissaLength === 23 ? pow(2, -24) - pow(2, -77) : 0;
+  var sign = number < 0 || number === 0 && 1 / number < 0 ? 1 : 0;
+  var index = 0;
+  var exponent, mantissa, c;
+  number = abs(number);
+  // eslint-disable-next-line no-self-compare
+  if (number != number || number === Infinity) {
+    // eslint-disable-next-line no-self-compare
+    mantissa = number != number ? 1 : 0;
+    exponent = eMax;
+  } else {
+    exponent = floor(log(number) / LN2);
+    if (number * (c = pow(2, -exponent)) < 1) {
+      exponent--;
+      c *= 2;
+    }
+    if (exponent + eBias >= 1) {
+      number += rt / c;
+    } else {
+      number += rt * pow(2, 1 - eBias);
+    }
+    if (number * c >= 2) {
+      exponent++;
+      c /= 2;
+    }
+    if (exponent + eBias >= eMax) {
+      mantissa = 0;
+      exponent = eMax;
+    } else if (exponent + eBias >= 1) {
+      mantissa = (number * c - 1) * pow(2, mantissaLength);
+      exponent = exponent + eBias;
+    } else {
+      mantissa = number * pow(2, eBias - 1) * pow(2, mantissaLength);
+      exponent = 0;
+    }
+  }
+  for (; mantissaLength >= 8; buffer[index++] = mantissa & 255, mantissa /= 256, mantissaLength -= 8);
+  exponent = exponent << mantissaLength | mantissa;
+  exponentLength += mantissaLength;
+  for (; exponentLength > 0; buffer[index++] = exponent & 255, exponent /= 256, exponentLength -= 8);
+  buffer[--index] |= sign * 128;
+  return buffer;
+};
+
+var unpack = function (buffer, mantissaLength) {
+  var bytes = buffer.length;
+  var exponentLength = bytes * 8 - mantissaLength - 1;
+  var eMax = (1 << exponentLength) - 1;
+  var eBias = eMax >> 1;
+  var nBits = exponentLength - 7;
+  var index = bytes - 1;
+  var sign = buffer[index--];
+  var exponent = sign & 127;
+  var mantissa;
+  sign >>= 7;
+  for (; nBits > 0; exponent = exponent * 256 + buffer[index], index--, nBits -= 8);
+  mantissa = exponent & (1 << -nBits) - 1;
+  exponent >>= -nBits;
+  nBits += mantissaLength;
+  for (; nBits > 0; mantissa = mantissa * 256 + buffer[index], index--, nBits -= 8);
+  if (exponent === 0) {
+    exponent = 1 - eBias;
+  } else if (exponent === eMax) {
+    return mantissa ? NaN : sign ? -Infinity : Infinity;
+  } else {
+    mantissa = mantissa + pow(2, mantissaLength);
+    exponent = exponent - eBias;
+  } return (sign ? -1 : 1) * mantissa * pow(2, exponent - mantissaLength);
+};
+
+module.exports = {
+  pack: pack,
+  unpack: unpack
+};