102 lines
3.0 KiB
TypeScript
102 lines
3.0 KiB
TypeScript
import { resolve } from 'path';
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import { fileURLToPath } from 'url';
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import type { BuildOptions } from 'esbuild';
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import { readFileSync } from 'fs';
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import jsonSchemaPlugin from './jsonSchemaPlugin.js';
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import { packageOptions } from '../.build/common.js';
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import { jisonPlugin } from './jisonPlugin.js';
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const __dirname = fileURLToPath(new URL('.', import.meta.url));
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export interface MermaidBuildOptions {
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minify: boolean;
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core: boolean;
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metafile: boolean;
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format: 'esm' | 'iife';
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entryName: keyof typeof packageOptions;
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}
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export const defaultOptions: Omit<MermaidBuildOptions, 'entryName'> = {
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minify: false,
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metafile: false,
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core: false,
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format: 'esm',
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} as const;
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const buildOptions = (override: BuildOptions): BuildOptions => {
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return {
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bundle: true,
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minify: true,
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keepNames: true,
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platform: 'browser',
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tsconfig: 'tsconfig.json',
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resolveExtensions: ['.ts', '.js', '.json', '.jison', '.yaml'],
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external: ['require', 'fs', 'path'],
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outdir: 'dist',
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plugins: [jisonPlugin, jsonSchemaPlugin],
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sourcemap: 'external',
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...override,
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};
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};
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const getFileName = (fileName: string, { core, format, minify }: MermaidBuildOptions) => {
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if (core) {
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fileName += '.core';
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} else if (format === 'esm') {
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fileName += '.esm';
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}
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if (minify) {
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fileName += '.min';
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}
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return fileName;
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};
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export const getBuildConfig = (options: MermaidBuildOptions): BuildOptions => {
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const { core, entryName, metafile, format, minify } = options;
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const external: string[] = ['require', 'fs', 'path'];
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const { name, file, packageName } = packageOptions[entryName];
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const outFileName = getFileName(name, options);
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let output: BuildOptions = buildOptions({
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absWorkingDir: resolve(__dirname, `../packages/${packageName}`),
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entryPoints: {
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[outFileName]: `src/${file}`,
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},
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metafile,
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minify,
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logLevel: 'info',
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chunkNames: `chunks/${outFileName}/[name]-[hash]`,
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define: {
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'import.meta.vitest': 'undefined',
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},
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});
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if (core) {
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const { dependencies } = JSON.parse(
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readFileSync(resolve(__dirname, `../packages/${packageName}/package.json`), 'utf-8')
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);
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// Core build is used to generate file without bundled dependencies.
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// This is used by downstream projects to bundle dependencies themselves.
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// Ignore dependencies and any dependencies of dependencies
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external.push(...Object.keys(dependencies));
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output.external = external;
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}
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if (format === 'iife') {
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output.format = 'iife';
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output.splitting = false;
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output.globalName = '__esbuild_esm_mermaid';
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// Workaround for removing the .default access in esbuild IIFE.
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// https://github.com/mermaid-js/mermaid/pull/4109#discussion_r1292317396
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output.footer = {
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js: 'globalThis.mermaid = globalThis.__esbuild_esm_mermaid.default;',
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};
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output.outExtension = { '.js': '.js' };
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} else {
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output.format = 'esm';
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output.splitting = true;
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output.outExtension = { '.js': '.mjs' };
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}
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return output;
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};
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