Files
mcpctl/scripts/generate-pi-extension.ts
Michal f1d84b0952 fix(config pi): embed extension sources so installed binary is self-contained
- add scripts/generate-pi-extension.ts to embed src/pi-ext sources as
  string constants (mirrors prime-agent's embedded switcher pattern).
- config pi now writes the embedded sources by default, so it works from
  an /usr/bin install with no source tree (--extension-dir overrides for
  dev). Verified installed binary writes files byte-identical to source.
- add installEmbeddedExtension test.
2026-08-08 17:03:03 +01:00

49 lines
1.9 KiB
JavaScript

#!/usr/bin/env node
/**
* Generates `src/cli/src/config/pi-extension.ts` which embeds the pi extension
* sources (`mcpctl-pi.ts` + `mcp-http.ts`) as string constants, mirroring how
* prime-agent's `/mcpctl` switcher is embedded (`prime-agent-extension.ts`).
*
* Embedding matters: `mcpctl config pi` must work from an installed binary
* that has no access to the source tree. The installed extension files are this
* exact embedded source, so what the CLI ships is always what pi runs.
*
* Regenerate after editing the extension sources:
* npx tsx scripts/generate-pi-extension.ts
*/
import { readFileSync, writeFileSync, mkdirSync } from 'node:fs';
import { dirname, join } from 'node:path';
const scriptsDir = import.meta.dirname;
const root = join(scriptsDir, '..');
const piExtDir = join(root, 'src', 'pi-ext');
const MAIN = readFileSync(join(piExtDir, 'mcpctl-pi.ts'), 'utf-8');
const HTTP = readFileSync(join(piExtDir, 'mcp-http.ts'), 'utf-8');
function embed(src) {
// JSON.stringify yields a quoted string literal we can inline directly.
return JSON.stringify(src);
}
const out = `/**
* Embedded source of the mcpctl pi extension — DO NOT EDIT BY HAND.
* Generated by \`npx tsx scripts/generate-pi-extension.ts\` from
* \`src/pi-ext/mcpctl-pi.ts\` and \`src/pi-ext/mcp-http.ts\`.
*
* \`mcpctl config pi\` writes these verbatim into ~/.pi/agent/extensions/mcpctl/
* (and registers them), so an installed binary with no source tree can still
* provision a working pi integration.
*/
export const PI_EXTENSION_FILENAMES = ['mcpctl-pi.ts', 'mcp-http.ts'] as const;
export const PI_EXTENSION_FILES: Record<string, string> = {
'mcpctl-pi.ts': ${embed(MAIN)},
'mcp-http.ts': ${embed(HTTP)},
};
`;
mkdirSync(dirname(join(root, 'src', 'cli', 'src', 'config')), { recursive: true });
writeFileSync(join(root, 'src', 'cli', 'src', 'config', 'pi-extension.ts'), out);
console.log('wrote src/cli/src/config/pi-extension.ts');