Run results for: Error handling in async await vs old way

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.0.0 Safari/537.36

Browser: Chrome 116

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
async await	1752023.9 Ops/sec
old way	1178758.4 Ops/sec

Tests:

async await

const c = async () => {
	let temp = 3
    throw temp
}
const b = async () => {
  let temp = 2
  return temp
}
const a = async () => {
	let temp = 1
    temp = await b().catch(e => { throw e })
    temp = await c().catch(e => { throw e })
    return temp
}

a().catch(e => {})

​x
 
const c = async () => {    let temp = 3    throw temp}const b = async () => {  let temp = 2  return temp}const a = async () => {    let temp = 1    temp = await b().catch(e => { throw e })    temp = await c().catch(e => { throw e })    return temp}​a().catch(e => {})

old way

const c = () => {
	let temp = 3
    throw temp
}
const b = () => {
  let temp = 2
  return temp
}
const a = () => {
	let temp = 1
    try {
      temp = b()
    } catch (e) {
      throw e
    }
    try {
      temp = c()
    } catch (e) {
      throw e
    }
    return temp
}

try {
  a()
} catch (e) {
}

 
const c = () => {    let temp = 3    throw temp}const b = () => {  let temp = 2  return temp}const a = () => {    let temp = 1    try {      temp = b()    } catch (e) {      throw e    }    try {      temp = c()    } catch (e) {      throw e    }    return temp}​try {  a()} catch (e) {}