Commit 33ca29c2656ec6acd8986c210516f66b4a898fa9 | the-knife

author	Julius Marminge <julius0216@outlook.com> 2026-02-24 14:16:29-08:00
committer	Julius Marminge <jmarminge@gmail.com> 2026-02-26 13:20:36-08:00
log	33ca29c2656ec6acd8986c210516f66b4a898fa9
tree	cddc3098e5d201ea569deb498697938e06d4b038
parent	915083fae41e9dc8f68624fc4a1067d18c09c2f9

nice

1 files changed, 16 insertions(+), 26 deletions(-)

apps
- server
  - src
    main.ts

apps/server/src/main.ts+16-26

...	...	@@ -1,18 +1,7 @@
1	1	import net from "node:net";
2	2	import os from "node:os";
3	3
4		import {
5		ServiceMap,
6		Data,
7		Effect,
8		Layer,
9		Option,
10		Config,
11		Path,
12		Schema,
13		FileSystem,
14		PlatformError,
15		} from "effect";
	4	import { ServiceMap, Data, Effect, Layer, Option, Config, Path, Schema, FileSystem } from "effect";
16	5	import { Command, Flag } from "effect/unstable/cli";
17	6
18	7	import { fixPath } from "./fixPath";
...	...	@@ -37,7 +26,7 @@ export interface CliConfigShape {
37	26	readonly cwd: string;
38	27	readonly fixPath: Effect.Effect<unknown, never>;
39	28	readonly findAvailablePort: (preferred: number) => Effect.Effect<number, StartupError>;
40		readonly resolveStaticDir: () => Effect.Effect<string \| undefined, PlatformError.PlatformError>;
	29	readonly resolveStaticDir: () => Effect.Effect<string \| undefined>;
41	30	}
42	31
43	32	export class CliConfig extends ServiceMap.Service<CliConfig, CliConfigShape>()(
...	...	@@ -87,11 +76,11 @@ const resolveStateDir = Effect.fn(function* (raw: string \| undefined) {
87	76	return resolve(yield* expandHomePath(raw.trim()));
88	77	});
89	78
90		async function findAvailablePort(preferred: number): Promise<number> {
91		return new Promise((resolve, reject) => {
	79	const findAvailablePort = (preferred: number) =>
	80	Effect.callback<number, StartupError>((resume) => {
92	81	const server = net.createServer();
93	82	server.listen(preferred, () => {
94		server.close(() => resolve(preferred));
	83	server.close(() => resume(Effect.succeed(preferred)));
95	84	});
96	85	server.on("error", () => {
97	86	const fallback = net.createServer();
...	...	@@ -99,14 +88,20 @@ async function findAvailablePort(preferred: number): Promise<number> {
99	88	const addr = fallback.address();
100	89	const port = typeof addr === "object" && addr !== null ? addr.port : 0;
101	90	fallback.close(() => {
102		if (port > 0) resolve(port);
103		else reject(new Error("Could not find an available port."));
	91	resume(
	92	port > 0
	93	? Effect.succeed(port)
	94	: Effect.fail(new StartupError({ message: "Could not find an available port." })),
	95	);
104	96	});
105	97	});
106		fallback.on("error", reject);
	98	fallback.on("error", (cause) => {
	99	resume(
	100	Effect.fail(new StartupError({ message: "Failed to find an available port", cause })),
	101	);
	102	});
107	103	});
108	104	});
109		}
110	105
111	106	const resolveStaticDir = Effect.fn(function* () {
112	107	const { join, resolve } = yield* Path.Path;
...	...	@@ -249,12 +244,7 @@ export const CliConfigLive = Layer.effect(
249	244	return {
250	245	cwd: process.cwd(),
251	246	fixPath: Effect.sync(fixPath),
252		findAvailablePort: (preferred) =>
253		Effect.tryPromise({
254		try: () => findAvailablePort(preferred),
255		catch: (cause) =>
256		new StartupError({ message: "Failed to discover an available port", cause }),
257		}),
	247	findAvailablePort,
258	248	resolveStaticDir: () =>
259	249	resolveStaticDir().pipe(
260	250	Effect.provideService(FileSystem.FileSystem, fileSystem),