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Co-authored-by: Sindre Sorhus <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,5 @@ | ||
| { | ||
| "reporter": ["lcov", "json"], | ||
| "reports-dir": "coverage", | ||
| "exclude": ["tmp", "coverage", "node_modules", ".github"] | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,2 +1,3 @@ | ||
| node_modules | ||
| yarn.lock | ||
| coverage |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,86 +1,86 @@ | ||
| import {execa} from 'execa'; | ||
| import isPng from 'is-png'; | ||
| import {isStream} from 'is-stream'; | ||
| import pngquant from 'pngquant-bin'; | ||
| import ow from 'ow'; | ||
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| export function imageminPngquant(options = {}) { | ||
| return input => { | ||
| const isBuffer = Buffer.isBuffer(input); | ||
|
Check failure on line 9 in index.js
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| if (!isBuffer && !isStream(input)) { | ||
| return Promise.reject(new TypeError(`Expected a Buffer or Stream, got ${typeof input}`)); | ||
| } | ||
|
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| if (isBuffer && !isPng(input)) { | ||
| return Promise.resolve(input); | ||
| } | ||
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| const args = ['-']; | ||
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| if (options.speed !== undefined) { | ||
| ow(options.speed, ow.number.integer.inRange(1, 11)); | ||
| args.push('--speed', options.speed); | ||
| } | ||
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| if (options.strip !== undefined) { | ||
| ow(options.strip, ow.boolean); | ||
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| if (options.strip) { | ||
| args.push('--strip'); | ||
| } | ||
| } | ||
|
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| if (options.quality !== undefined) { | ||
| ow(options.quality, ow.array.length(2).ofType(ow.number.inRange(0, 1))); | ||
| const [min, max] = options.quality; | ||
| args.push('--quality', `${Math.round(min * 100)}-${Math.round(max * 100)}`); | ||
| } | ||
|
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| if (options.dithering !== undefined) { | ||
| ow(options.dithering, ow.any(ow.number.inRange(0, 1), ow.boolean.false)); | ||
|
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| if (typeof options.dithering === 'number') { | ||
| args.push(`--floyd=${options.dithering}`); | ||
| } else if (options.dithering === false) { | ||
| args.push('--ordered'); | ||
| } | ||
| } | ||
|
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| if (options.posterize !== undefined) { | ||
| ow(options.posterize, ow.number); | ||
| args.push('--posterize', options.posterize); | ||
| } | ||
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| if (options.verbose !== undefined) { | ||
| ow(options.verbose, ow.boolean); | ||
| args.push('--verbose'); | ||
| } | ||
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| const subprocess = execa(pngquant, args, { | ||
| encoding: null, | ||
| maxBuffer: Number.POSITIVE_INFINITY, | ||
| input, | ||
| }); | ||
|
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| const promise = subprocess | ||
| .then(result => result.stdout) | ||
| .catch(error => { | ||
| // We use `error.exitCode` to check for a special condition when running the pngquant binary. | ||
| // See details on handling of "99" code at https://pngquant.org (search for "status code 99"). | ||
| if (error.exitCode === 99) { | ||
| return input; | ||
| } | ||
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| error.message = error.stderr || error.message; | ||
| throw error; | ||
| }); | ||
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| subprocess.stdout.then = promise.then.bind(promise); // eslint-disable-line unicorn/no-thenable | ||
| subprocess.stdout.catch = promise.catch.bind(promise); | ||
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| return subprocess.stdout; | ||
| }; | ||
| } | ||
|
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| export {imageminPngquant as default}; | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,14 +1,18 @@ | ||
| import * as fs from 'node:fs'; | ||
| import * as path from 'node:path'; | ||
| import * as url from 'node:url'; | ||
| import {expectType} from 'tsd'; | ||
| import pngquant from './index.js'; | ||
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| const thisDirname = url.fileURLToPath(new URL('.', import.meta.url)); | ||
| const buffer = fs.readFileSync(path.join(thisDirname, 'fixture.png')); | ||
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| async function test() { | ||
| expectType<Buffer>(await pngquant()(buffer)); | ||
|
Check failure on line 11 in index.test-d.ts
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| expectType<Buffer>(await pngquant({ | ||
|
Check failure on line 12 in index.test-d.ts
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| speed: 10, | ||
| quality: [0.8, 1], | ||
| })(buffer)); | ||
| } | ||
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| await test(); | ||
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