import type { CommandExecutor } from '../../execution/index.ts';
import { log } from '../../logging/index.ts';
import { DependencyError } from '../../errors.ts';
const LOG_PREFIX = '[DAP Adapter]';
export async function resolveLldbDapCommand(opts: {
executor: CommandExecutor;
}): Promise<string[]> {
try {
const result = await opts.executor(['xcrun', '--find', 'lldb-dap'], LOG_PREFIX);
if (!result.success) {
throw new DependencyError('xcrun returned a non-zero exit code for lldb-dap discovery.');
}
const resolved = result.output.trim();
if (!resolved) {
throw new DependencyError('xcrun did not return a path for lldb-dap.');
}
log('debug', `${LOG_PREFIX} resolved lldb-dap: ${resolved}`);
return [resolved];
} catch (error) {
if (error instanceof DependencyError) {
throw error;
}
const message = error instanceof Error ? error.message : String(error);
throw new DependencyError(
'DAP backend selected but lldb-dap not found. Ensure Xcode is installed and xcrun can locate lldb-dap, or set XCODEBUILDMCP_DEBUGGER_BACKEND=lldb-cli.',
message,
);
}
}
