build.mjs

#!/usr/bin/env node
/**
 * Build script to bundle LSP tools with all dependencies.
 *
 * Each tool in .opencode/tools/*.ts becomes a self-contained bundled file
 * in tools/*.ts with the same name.
 */

import * as esbuild from "esbuild";
import { readdirSync, mkdirSync, rmSync } from "node:fs";
import { join, basename } from "node:path";

const SOURCE_DIR = ".opencode/tools";
const OUTPUT_DIR = "tools";

// Find all top-level .ts tool files (not in lib/)
const toolFiles = readdirSync(SOURCE_DIR)
  .filter((f) => f.endsWith(".ts") && !f.startsWith("."))
  .map((f) => join(SOURCE_DIR, f));

console.log(`Found ${toolFiles.length} tools to bundle:`);
toolFiles.forEach((f) => console.log(`  - ${basename(f)}`));

// Clean and create output directory
rmSync(OUTPUT_DIR, { recursive: true, force: true });
mkdirSync(OUTPUT_DIR, { recursive: true });

// Bundle each tool
await esbuild.build({
  entryPoints: toolFiles,
  outdir: OUTPUT_DIR,
  bundle: true,
  platform: "node",
  target: "node20",
  format: "esm",
  // Keep .ts extension in output filenames
  outExtension: { ".js": ".ts" },
  // Bundle everything except node builtins
  packages: "bundle",
  // Mark @opencode-ai/plugin as external (provided by runtime)
  external: ["@opencode-ai/plugin"],
  // Generate readable output for debugging
  minify: false,
  // Preserve legal comments
  legalComments: "inline",
});

console.log(`\nBundled ${toolFiles.length} tools to ${OUTPUT_DIR}/`);