Function readSymbol

js/decode.ts:239–254

(tableGroup: Int32Array, tableIdx: number, s: State)

  return 0;
}
function readSymbol(tableGroup: Int32Array, tableIdx: number, s: State): number {
  let offset: number = tableGroup[tableIdx];
  const v: number = s.accumulator32 >>> s.bitOffset;
  offset += v & 0xFF;
  const bits: number = tableGroup[offset] >> 16;
  const sym: number = tableGroup[offset] & 0xFFFF;
  if (bits <= 8) {
    s.bitOffset += bits;
    return sym;
  }
  offset += sym;
  const mask: number = (1 << bits) - 1;
  offset += (v & mask) >>> 8;
  s.bitOffset += (tableGroup[offset] >> 16) + 8;
  return tableGroup[offset] & 0xFFFF;
}
function readBlockLength(tableGroup: Int32Array, tableIdx: number, s: State): number {
  if (s.bitOffset >= 16) {
    s.accumulator32 = (s.shortBuffer[s.halfOffset++] << 16) | (s.accumulator32 >>> 16);