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35f99ee | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 | /** Spawns bundled LSP server processes with sanitized environment and platform handling. */
import { sanitizeHostExecEnv } from "../infra/host-env-security.js";
import {
materializeWindowsSpawnProgram,
resolveWindowsSpawnProgram,
} from "../plugin-sdk/windows-spawn.js";
import { createOwnedStdioProcess, type OwnedStdioProcess } from "../process/owned-stdio.js";
import type { StdioMcpServerLaunchConfig } from "./mcp-stdio.js";
type LspSpawnDependencies = {
spawn: typeof createOwnedStdioProcess;
sanitizeHostExecEnv: typeof sanitizeHostExecEnv;
resolveWindowsSpawnProgram: typeof resolveWindowsSpawnProgram;
materializeWindowsSpawnProgram: typeof materializeWindowsSpawnProgram;
};
const defaultLspSpawnDependencies: LspSpawnDependencies = {
spawn: createOwnedStdioProcess,
sanitizeHostExecEnv,
resolveWindowsSpawnProgram,
materializeWindowsSpawnProgram,
};
export async function spawnLspServerProcess(
config: StdioMcpServerLaunchConfig,
options: { abortSignal?: AbortSignal; dependencies?: LspSpawnDependencies } = {},
): Promise<OwnedStdioProcess> {
const dependencies = options.dependencies ?? defaultLspSpawnDependencies;
const mergedEnv = dependencies.sanitizeHostExecEnv({
baseEnv: process.env,
overrides: config.env ?? null,
});
const program = dependencies.resolveWindowsSpawnProgram({
command: config.command,
env: mergedEnv,
allowShellFallback: true,
});
const invocation = dependencies.materializeWindowsSpawnProgram(program, config.args ?? []);
return await dependencies.spawn({
argv: [invocation.command, ...invocation.argv],
env: mergedEnv,
exactEnv: true,
cwd: config.cwd,
abortSignal: options.abortSignal,
// Stable LSP config permits unresolved Windows wrappers to use Node's shell parsing.
...(invocation.shell === true ? { windowsShell: true } : {}),
});
}
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