Felipe97/llama-cpp-compiled

1import { build } from 'esbuild';2import { dirname, resolve } from 'path';3import { fileURLToPath } from 'url';4import type { Plugin } from 'vite';5 6const __dirname = dirname(fileURLToPath(import.meta.url));7const VENDORS_DIR = resolve(__dirname, '../src/lib/vendors');8const VIRTUAL_ID = 'virtual:nerdamer';9const RESOLVED_ID = '\0' + VIRTUAL_ID;10 11/**12 * Bundle the vendored nerdamer-prime source into a minified IIFE string,13 * exposed as the `virtual:nerdamer` module. Flags mirror the upstream14 * build (esbuild --bundle --minify --format=iife --global-name=nerdamer),15 * so only human readable source lives in the repo and minification is a16 * build artifact. Vendored under src/lib/vendors/, upstream snapshot:17 * https://github.com/together-science/nerdamer-prime/commit/1936145f8af306ec0d883b9bfd7730aedd175c2418 */19export function nerdamerPlugin(): Plugin {20	let bundled: string | null = null;21 22	return {23		async load(id) {24			if (id !== RESOLVED_ID) return undefined;25 26			if (bundled === null) {27				const result = await build({28					alias: {29						'big-integer': resolve(VENDORS_DIR, 'big-integer/BigInteger.js'),30						'decimal.js': resolve(VENDORS_DIR, 'decimal.js/decimal.js')31					},32					bundle: true,33					entryPoints: [resolve(VENDORS_DIR, 'nerdamer-prime/all.js')],34					format: 'iife',35					globalName: 'nerdamer',36					logLevel: 'silent',37					minify: true,38					write: false39				});40 41				bundled = result.outputFiles[0].text;42			}43 44			return `export default ${JSON.stringify(bundled)};`;45		},46		name: 'llamacpp:nerdamer',47		resolveId(id) {48			return id === VIRTUAL_ID ? RESOLVED_ID : undefined;49		}50	};51}52