jsx

bits.js

// NOTE only up to 5 bit numbers are supported
function makeFormula (bits) {
  const superscripts = ['\u2070', '\u00B9', '\u00B2', '\u00B3', '\u2074']
  const nbits = bits.length
  const parts = bits.map((b,idx) => {
    const boffs = nbits - idx - 1
    return b.toString() + '\u22C5' + '2' + superscripts[boffs]
  })
  return parts.join(' + ')
}

const BitExample = ({bits}) => {
  return (
    <View>
      <BitGrid
        rows={[bits]}
        nBits={bits.length}
        />
      <AppText style={{marginTop: 5}}>= 0b{bits.map(b => b.toString())}</AppText>
      <AppText>= {makeFormula(bits)}</AppText>
      <ImpactText>= {bits.reduce((acc, b) => (acc << 1) + b, 0)}</ImpactText>
    </View>
  )
}