llmxml/tsup.config.ts

Convert between markdown and LLM-friendly pseudo-XML

import { defineConfig } from 'tsup';
import { copyFile, mkdir } from 'fs/promises';
import { fileURLToPath } from 'url';
import { join, dirname } from 'path';

const __dirname = fileURLToPath(new URL('.', import.meta.url));

export default defineConfig([
  // ESM build
  {
    entry: ['src/index.ts'],
    format: 'esm',
    dts: true,
    splitting: false,
    sourcemap: true,
    clean: true,
    treeshake: true,
    outDir: 'dist/esm',
    esbuildOptions(options) {
      options.legalComments = 'none';
      options.ignoreAnnotations = true;
    },
    async onSuccess() {
      // Copy grammar file to ESM build
      await mkdir(join('dist', 'esm', 'grammar'), { recursive: true });
      await copyFile(
        join('src', 'grammar', 'llmxml.pegjs'),
        join('dist', 'esm', 'grammar', 'llmxml.pegjs')
      );
    }
  },
  // CJS build
  {
    entry: ['src/index.ts'],
    format: 'cjs',
    dts: true,
    splitting: false,
    sourcemap: true,
    clean: false,
    treeshake: true,
    outDir: 'dist/cjs',
    noExternal: ['unified', 'remark', 'remark-parse', 'jsdom', 'winston'],
    platform: 'node',
    target: 'node16',
    outExtension: ({ format }) => ({
      js: `.${format}`
    }),
    esbuildOptions(options) {
      options.legalComments = 'none';
      options.ignoreAnnotations = true;
    },
    async onSuccess() {
      try {
        // Copy grammar file to CJS build
        await mkdir(join('dist', 'cjs', 'grammar'), { recursive: true });
        await copyFile(
          join('src', 'grammar', 'llmxml.pegjs'),
          join('dist', 'cjs', 'grammar', 'llmxml.pegjs')
        );
      } catch (err) {
        console.error('Error copying grammar file:', err);
      }
    }
  }
]);