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Merge pull request #159 from siguici/build-cli
🔨 Use a script to build the CLI in ESM and CJS formats
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Original file line number | Diff line number | Diff line change |
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scripts/ | ||
src/ | ||
tsconfig.json |
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import fs from "node:fs"; | ||
import path from "node:path"; | ||
import zlib from "node:zlib"; | ||
import esbuild, { type BuildOptions } from "esbuild"; | ||
import { globbySync } from "globby"; | ||
import tsconfig from "../tsconfig.json"; | ||
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export type Target = BuildOptions["target"] | "default"; | ||
export type Format = BuildOptions["format"]; | ||
export type Platform = BuildOptions["platform"]; | ||
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const entryPoints = globbySync(tsconfig.include, { | ||
gitignore: true, | ||
ignore: tsconfig.exclude | ||
}); | ||
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const outdir = tsconfig.compilerOptions.outDir; | ||
const target = tsconfig.compilerOptions.target || "default"; | ||
const watch = process.argv.includes("--watch"); | ||
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build(entryPoints, outdir, target, [undefined, "cjs", "esm"], true, watch); | ||
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const files = fs.readdirSync(outdir); | ||
for (const file of files) { | ||
const filePath = path.join(outdir, file); | ||
await outputSize(filePath); | ||
} | ||
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function getBuildOptions( | ||
{ format, minify, ...options }: BuildOptions, | ||
watch: boolean | ||
): BuildOptions { | ||
const define = { | ||
CDN: "true", | ||
"process.env.NODE_ENV": watch ? '"development"' : '"production"' | ||
}; | ||
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return { | ||
...options, | ||
platform: "node", | ||
bundle: true, | ||
minify, | ||
format: format ?? format, | ||
sourcemap: !minify, | ||
outExtension: | ||
format === "cjs" | ||
? { ".js": ".cjs" } | ||
: format === "esm" | ||
? { ".js": ".mjs" } | ||
: { ".js": ".js" }, | ||
define | ||
}; | ||
} | ||
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async function build( | ||
entryPoints: string[], | ||
outdir: string, | ||
target: Target, | ||
formats: Format[] = ["cjs", "esm"], | ||
minify = false, | ||
watch = false | ||
) { | ||
for (const format of formats) { | ||
const options = getBuildOptions( | ||
{ | ||
entryPoints, | ||
outdir, | ||
target, | ||
format, | ||
minify | ||
}, | ||
watch | ||
); | ||
await (watch | ||
? esbuild.context(options).then((ctx) => ctx.watch()) | ||
: esbuild.build(options)); | ||
} | ||
} | ||
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async function outputSize(file: string) { | ||
const content = fs.readFileSync(file); | ||
const bytes = zlib.brotliCompressSync(content).length; | ||
const size = bytesToSize(bytes); | ||
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console.log("\x1b[32m", `${file} bundle size: ${size}`); | ||
} | ||
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function bytesToSize(bytes: number): string { | ||
const sizes = ["Bytes", "KB", "MB", "GB", "TB"]; | ||
if (bytes === 0) { | ||
return "n/a"; | ||
} | ||
const i = Math.floor(Math.log(bytes) / Math.log(1024)); | ||
if (i === 0) { | ||
return `${bytes} ${sizes[i]}`; | ||
} | ||
return `${(bytes / 1024 ** i).toFixed(1)} ${sizes[i]}`; | ||
} |
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