nl_tokens: Source : https : // github . com / garycourt / murmurhash - js / blob / master / murmurhash2_gc . js
pl_tokens: function murmurhash ( str ) { let l = str . length | 0 , h = l | 0 , i = 0 , k ; while ( l >= 4 ) { k = ( ( str . charCodeAt ( i ) & 0xff ) ) | ( ( str . charCodeAt ( ++ i ) & 0xff ) << 8 ) | ( ( str . charCodeAt ( ++ i ) & 0xff ) << 16 ) | ( ( str . charCodeAt ( ++ i ) & 0xff ) << 24 ) ; k = ( ( ( k & 0xffff ) * 0x5bd1e995 ) + ( ( ( ( k >>> 16 ) * 0x5bd1e995 ) & 0xffff ) << 16 ) ) ; k ^= k >>> 24 ; k = ( ( ( k & 0xffff ) * 0x5bd1e995 ) + ( ( ( ( k >>> 16 ) * 0x5bd1e995 ) & 0xffff ) << 16 ) ) ; h = ( ( ( h & 0xffff ) * 0x5bd1e995 ) + ( ( ( ( h >>> 16 ) * 0x5bd1e995 ) & 0xffff ) << 16 ) ) ^ k ; l -= 4 ; ++ i ; } switch ( l ) { case 3 : h ^= ( str . charCodeAt ( i + 2 ) & 0xff ) << 16 ; case 2 : h ^= ( str . charCodeAt ( i + 1 ) & 0xff ) << 8 ; <mask> 1 : h ^= ( str . charCodeAt ( i ) & 0xff ) ; h = ( ( ( h & 0xffff ) * 0x5bd1e995 ) + ( ( ( ( h >>> 16 ) * 0x5bd1e995 ) & 0xffff ) << 16 ) ) ; } h ^= h >>> 13 ; h = ( ( ( h & 0xffff ) * 0x5bd1e995 ) + ( ( ( ( h >>> 16 ) * 0x5bd1e995 ) & 0xffff ) << 16 ) ) ; h ^= h >>> 15 ; return h >>> 0 ; }