106 lines
3 KiB
JavaScript
106 lines
3 KiB
JavaScript
import { build } from "bun";
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import { copyFile, mkdir, writeFile, readFile, rm } from "node:fs/promises";
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import { join, resolve } from "node:path";
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const __dirname = new URL(".", import.meta.url).pathname;
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const ROOT_DIR = resolve(__dirname);
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const SRC_DIR = resolve(ROOT_DIR, "src");
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await rm("./dist", { recursive: true, force: true });
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await mkdir("./dist/browser", { recursive: true });
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await mkdir("./dist/node-esm", { recursive: true });
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await mkdir("./dist/node-cjs", { recursive: true });
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const wasmBinary = await readFile("./wasm/d2.wasm");
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const wasmExecJs = await readFile("./wasm/wasm_exec.js", "utf8");
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await writeFile(
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join(SRC_DIR, "wasm-loader.browser.js"),
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`export const wasmBinary = Uint8Array.from(atob("${Buffer.from(wasmBinary).toString(
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"base64"
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)}"), c => c.charCodeAt(0));
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export const wasmExecJs = ${JSON.stringify(wasmExecJs)};`
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);
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const commonConfig = {
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minify: true,
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};
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async function buildDynamicFiles(platform) {
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const platformContent =
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platform === "node"
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? `export * from "./platform.node.js";`
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: `export * from "./platform.browser.js";`;
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const platformPath = join(SRC_DIR, "platform.js");
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await writeFile(platformPath, platformContent);
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const workerSource =
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platform === "node"
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? join(SRC_DIR, "worker.node.js")
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: join(SRC_DIR, "worker.browser.js");
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const workerTarget = join(SRC_DIR, "worker.js");
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const workerContent = await readFile(workerSource, "utf8");
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await writeFile(workerTarget, workerContent);
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}
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async function buildAndCopy(buildType) {
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const configs = {
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browser: {
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outdir: resolve(ROOT_DIR, "dist/browser"),
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splitting: false,
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format: "esm",
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target: "browser",
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platform: "browser",
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entrypoints: [resolve(SRC_DIR, "index.js")],
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},
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"node-esm": {
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outdir: resolve(ROOT_DIR, "dist/node-esm"),
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splitting: true,
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format: "esm",
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target: "node",
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platform: "node",
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entrypoints: [resolve(SRC_DIR, "index.js"), resolve(SRC_DIR, "worker.js")],
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},
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"node-cjs": {
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outdir: resolve(ROOT_DIR, "dist/node-cjs"),
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splitting: false,
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format: "cjs",
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target: "node",
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platform: "node",
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entrypoints: [resolve(SRC_DIR, "index.js"), resolve(SRC_DIR, "worker.js")],
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},
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};
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const config = configs[buildType];
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await buildDynamicFiles(config.platform);
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const result = await build({
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...commonConfig,
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...config,
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});
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if (!result.outputs || result.outputs.length === 0) {
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throw new Error(
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`No outputs generated for ${buildType} build. Result: ${JSON.stringify(result)}`
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);
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}
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if (buildType !== "browser") {
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await copyFile(resolve(ROOT_DIR, "wasm/d2.wasm"), join(config.outdir, "d2.wasm"));
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await copyFile(
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resolve(ROOT_DIR, "wasm/wasm_exec.js"),
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join(config.outdir, "wasm_exec.js")
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);
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}
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}
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try {
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await buildAndCopy("browser");
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await buildAndCopy("node-esm");
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await buildAndCopy("node-cjs");
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} catch (error) {
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console.error("Build failed:", error);
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process.exit(1);
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}
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