Performance enhancements and benchmarks
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@ -1,6 +1,9 @@
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import { type Result, tryCatch } from '@maxmorozoff/try-catch-tuple'
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import { nanoseconds } from 'bun'
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const encoder = new TextEncoder()
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const encoder = new TextEncoder()
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const emptyBytes = encoder.encode('')
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type Writer = (x: Uint8Array | Array<Uint8Array>) => Promise<number>
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const writer: Writer = x => Bun.write(Bun.stdout, x)
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export const ANSI = {
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export const ANSI = {
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// Text Styles
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// Text Styles
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@ -108,137 +111,110 @@ export const ANSI_DYNAMIC = {
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type AnsiBufferKey = keyof typeof ANSI_BUFFERS
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type AnsiBufferKey = keyof typeof ANSI_BUFFERS
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export async function writeAnsi(
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type WriteAnsi = (
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codes: (AnsiBufferKey | Uint8Array)[],
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c: Array<(AnsiBufferKey | Uint8Array)>,
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text?: string,
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t?: string,
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autoReset: boolean = true,
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a?: boolean,
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): Promise<Result<number, Error>> {
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) => Promise<number>
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const buffers: Uint8Array[] = []
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const writeAnsi: WriteAnsi = async (codes, text?, autoReset = true) => {
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const arr = [
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...codes,
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!text ? emptyBytes : encoder.encode(text),
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autoReset ? ANSI_BUFFERS['RESET'] : emptyBytes,
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].map(x => x instanceof Uint8Array ? x : ANSI_BUFFERS[x])
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// Add requested ANSI codes
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return writer(Buffer.concat(arr))
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for (const code of codes) {
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if (code instanceof Uint8Array) {
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buffers.push(code)
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} else {
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buffers.push(ANSI_BUFFERS[code])
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}
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}
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// Add optional text
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if (text) {
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buffers.push(encoder.encode(text))
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}
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// Auto-reset if requested
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if (autoReset && !codes.includes('RESET')) {
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buffers.push(ANSI_BUFFERS.RESET)
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}
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// Combine all buffers into single write
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const combined = new Uint8Array(
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buffers.reduce((acc, buf) => acc + buf.length, 0),
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)
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let offset = 0
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for (const buf of buffers) {
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combined.set(buf, offset)
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offset += buf.length
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}
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// return tryCatch(() => Bun.write(Bun.stdout, combined))
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return tryCatch(() => process.stdout.write(combined))
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}
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}
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export async function writeAnsi2(
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const writeAnsi1: WriteAnsi = async (codes, text?, autoReset = true) => {
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codes: (AnsiBufferKey | Uint8Array)[],
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const buffers = [
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text?: string,
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...codes,
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autoReset: boolean = true,
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!text ? emptyBytes : encoder.encode(text),
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): Promise<Result<number, Error>> {
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autoReset ? ANSI_BUFFERS['RESET'] : emptyBytes,
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const buffers: Uint8Array[] = []
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].map(x => x instanceof Uint8Array ? x : ANSI_BUFFERS[x])
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// Add requested ANSI codes
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// Calculate total length and create combined buffer
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for (const code of codes) {
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const totalLength = buffers.reduce((sum, buf) => sum + buf.length, 0)
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if (code instanceof Uint8Array) {
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const combined = new Uint8Array(totalLength)
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buffers.push(code)
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} else {
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buffers.push(ANSI_BUFFERS[code])
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}
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}
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// Add optional text
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if (text) {
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buffers.push(encoder.encode(text))
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}
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// Auto-reset if requested
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if (autoReset && !codes.includes('RESET')) {
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buffers.push(ANSI_BUFFERS.RESET)
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}
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// Combine all buffers into single write
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const combined = new Uint8Array(
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buffers.reduce((acc, buf) => acc + buf.length, 0),
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)
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// Copy all buffers into the combined array
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let offset = 0
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let offset = 0
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for (const buf of buffers) {
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for (const buffer of buffers) {
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combined.set(buf, offset)
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combined.set(buffer, offset)
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offset += buf.length
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offset += buffer.length
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}
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}
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return Bun.write(Bun.stdout, combined)
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return writer(combined)
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// return tryCatch(() => process.stdout.write(combined))
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}
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}
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// For CommonJS compatibility
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// For CommonJS compatibility
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export default {ANSI, ANSI_BUFFERS, writeAnsi}
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export default {ANSI, ANSI_BUFFERS, writeAnsi}
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const testNum = 5
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const bench = async (x, n) => {
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// const testCase = [['BG_WHITE', 'BLACK'], 'This is some text']
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const testCase =
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`${ANSI_BUFFERS.BG_WHITE}${ANSI_BUFFERS.BLACK}This is some text${ANSI_BUFFERS.RESET}`
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const testCase2 = `${ANSI.BG_WHITE}${ANSI.BLACK}This is some text`
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const bench = async (x, y, n) => {
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const a = Bun.nanoseconds()
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const a = Bun.nanoseconds()
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let i = 0
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let i = 0
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while (i < n) {
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while (i < n) {
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await x(y)
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await x()
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i++
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i++
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}
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}
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const b = Bun.nanoseconds()
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const b = Bun.nanoseconds()
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return writeAnsi2(['YELLOW'], `${Math.round((b - a) / 1000000)}ms`)
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return (b - a) / 100000
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}
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}
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const out = async (a, b, c) => {
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const one = async () => {
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const one = await a
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await writeAnsi(
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const two = await b
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['BG_CYAN', 'BLACK', 'ITALIC'],
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const three = await c
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'This is the first option I want',
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)
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const log = x => async y => console.log(x, await y)
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await writeAnsi(
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const diff = x => y => {
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['BG_BLUE', 'BLACK', 'BOLD'],
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if (y < x) return Math.round(((y - x) / y) * 100)
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'This is the second option I want',
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return Math.round(((y - x) / x) * 100)
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)
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}
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await writeAnsi(
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['BG_YELLOW', 'BLACK', 'BLINK'],
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writeAnsi(['RESET', 'CLEAR_SCREEN', ANSI_DYNAMIC.CURSOR_TO(0, 0)])
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'Now, this is the third and final option',
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)
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console.log('')
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console.log('---------------')
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console.log('Output in milliseconds')
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console.log('---------------')
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log('ANSI: ')(!one ? '' : one)
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log('ANSI_BUFFERS: ')(!two ? '' : two)
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log('THREE: ')(!three ? '' : three)
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log(`${diff(one)(two)}%`)('faster')
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}
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}
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out(
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bench(x => Bun.write(Bun.stdout, x), testCase, testNum),
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const two = async () => {
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bench(x => Bun.write(Bun.stdout, x), testCase2, testNum),
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await writeAnsi1(
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bench(
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['BG_CYAN', 'BLACK', 'ITALIC'],
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x => writeAnsi2(...x),
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'This is the first option I want',
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[['BG_WHITE', 'BLACK'], 'This is some text'],
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)
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testNum,
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await writeAnsi1(
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),
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['BG_BLUE', 'BLACK', 'BOLD'],
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)
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'This is the second option I want',
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)
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await writeAnsi1(
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['BG_YELLOW', 'BLACK', 'BLINK'],
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'Now, this is the third and final option',
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)
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}
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const test = async () => {
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const testN = 100000
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await bench(one, 100000)
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await bench(two, 100000)
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const testTwo = await bench(two, testN)
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const testOne = await bench(one, testN)
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await writeAnsi(
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['RESET', ANSI_DYNAMIC.CURSOR_TO(0, 0)],
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`${ANSI.CLEAR_SCREEN}\n\n`,
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)
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await writeAnsi(['BG_YELLOW', 'BLACK'], '---------------\n')
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await writeAnsi(['BG_YELLOW', 'BOLD', 'BLACK'], '***************\n')
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await writeAnsi(['BG_YELLOW', 'BLACK'], '---------------\n')
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await writeAnsi(['BG_YELLOW', 'BLACK'], 'ONE:')
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await writeAnsi(['BG_YELLOW', 'GREEN'], testOne.toString() + '\n')
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await writeAnsi(['BG_YELLOW', 'BLACK'], 'TWO:')
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await writeAnsi(['BG_YELLOW', 'GREEN'], testTwo.toString() + '\n')
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await writeAnsi(['BG_YELLOW', 'BLACK'], '---------------\n')
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await writeAnsi(['BG_YELLOW', 'BOLD', 'BLACK'], '***************\n')
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await writeAnsi(['BG_YELLOW', 'BLACK'], '---------------')
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await writeAnsi(['RESET'], '\n\n')
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}
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test()
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