hare

commit 650599dad0118f667a0f3e26ee9350f18cce0cc8
parent 2e82fa4ccb4d51c43f515f320d5c4265f2f0f59e
Author: Sebastian <sebastian@sebsite.pw>
Date:   Sat,  7 Sep 2024 16:29:10 -0400

time::chrono: handle path::too_long in tz

Signed-off-by: Sebastian <sebastian@sebsite.pw>

Diffstat:
M
time/chrono/tzdb.ha
 | 
18
+++++++++++++-----

1 file changed, 13 insertions(+), 5 deletions(-)
diff --git a/time/chrono/tzdb.ha b/time/chrono/tzdb.ha
@@ -5,6 +5,7 @@ use bufio;
 use bytes;
 use encoding::utf8;
 use endian;
+use errors;
 use fs;
 use io;
 use os;
@@ -29,11 +30,18 @@ export type invalidtzif = !void;
 // All localities returned default to the [[utc]] [[timescale]] and
 // [[EARTH_DAY]] day-length.
 export fn tz(name: str) (locality | tzdberror) = {
-	const filepath =
-		if (!strings::hasprefix(name, TZDB_PATH))
-			path::init(TZDB_PATH, name)!
-		else
-			path::init(name)!;
+	const filepath = if (!strings::hasprefix(name, TZDB_PATH)) {
+		yield path::init(TZDB_PATH, name);
+	} else {
+		yield path::init(name);
+	};
+	const filepath = match (filepath) {
+	case let buf: path::buffer =>
+		yield buf;
+	case let err: path::error =>
+		assert(err is path::too_long);
+		return errors::noentry: fs::error;
+	};
 	const file = os::open(path::string(&filepath))?;
 
 	static let buf: [os::BUFSZ]u8 = [0...];