glfw: document why unreachable is valid

2022-02-09 21:45:27 +00:00 · 2022-02-09 21:45:27 +00:00 · bc8ce57e53
commit bc8ce57e53
parent 0cdac6c68a
8 changed files with 36 additions and 1 deletions
--- a/glfw/src/key.zig
+++ b/glfw/src/key.zig
@ -250,6 +250,7 @@ pub const Key = enum(c_int) {
            Error.PlatformError => |e| e,
            else => unreachable,
        };
+        // `glfwGetKeyScancode` returns `-1` only for errors
        unreachable;
    }
 };