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refactor: make detects_file_modifications a backend member

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This commit is contained in:
CJ van den Berg 2026-03-08 22:04:01 +01:00
parent 08ff4a6231
commit 37f16a03b7
Signed by: neurocyte
GPG key ID: 8EB1E1BB660E3FB9
1 changed files with 6 additions and 7 deletions
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13
src/nightwatch.zig
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@ -33,13 +33,7 @@ pub const linux_poll_mode = builtin.os.tag == .linux and !build_options.linux_re
/// True if the current backend detects file content modifications in real time.
/// False only when kqueue_dir_only=true, where directory-level watches are used
/// and file writes do not trigger a directory NOTE_WRITE event.
pub const detects_file_modifications = switch (builtin.os.tag) {
.linux => true,
.macos => !build_options.kqueue_dir_only or build_options.macos_fsevents,
.freebsd, .openbsd, .netbsd, .dragonfly => !build_options.kqueue_dir_only,
.windows => true,
else => false,
};
pub const detects_file_modifications = Backend.detects_file_modifications;
pub const Handler = struct {
vtable: *const VTable,
@ -198,6 +192,7 @@ const Backend = switch (builtin.os.tag) {
const INotifyBackend = struct {
const watches_recursively = false;
const detects_file_modifications = true;
const PendingRename = struct {
cookie: u32,
@ -424,6 +419,7 @@ const INotifyBackend = struct {
const FSEventsBackend = struct {
const watches_recursively = true; // FSEventStreamCreate watches the entire subtree
const detects_file_modifications = true;
handler: *Handler,
stream: ?*anyopaque, // FSEventStreamRef
@ -657,6 +653,7 @@ const FSEventsBackend = struct {
const KQueueBackend = struct {
const watches_recursively = false;
const detects_file_modifications = true;
handler: *Handler,
kq: std.posix.fd_t,
@ -1081,6 +1078,7 @@ const KQueueBackend = struct {
const KQueueDirBackend = struct {
const watches_recursively = false;
const detects_file_modifications = false;
const WatchEntry = struct { fd: std.posix.fd_t, is_file: bool };
handler: *Handler,
@ -1439,6 +1437,7 @@ const KQueueDirBackend = struct {
const WindowsBackend = struct {
const watches_recursively = true; // ReadDirectoryChangesW with bWatchSubtree=1
const detects_file_modifications = true;
const windows = std.os.windows;