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refactor: use enum type for buffer references

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This commit is contained in:
CJ van den Berg 2026-01-22 14:19:19 +01:00
parent 5438f19015
commit 9b02a8f6e9
Signed by: neurocyte
GPG key ID: 8EB1E1BB660E3FB9
4 changed files with 51 additions and 35 deletions
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22
src/buffer/Buffer.zig
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@ -1750,3 +1750,25 @@ pub fn extract_state(self: *Self, iter: *[]const u8) !void {
try self.reset_from_string_and_update(content);
if (dirty) self.mark_dirty();
}
pub fn to_ref(self: *Self) Ref {
return @enumFromInt(@intFromPtr(self));
}
pub const Ref = enum(usize) {
_,
pub fn cborEncode(self: @This(), writer: *std.Io.Writer) std.io.Writer.Error!void {
const value: usize = @intFromEnum(self);
try cbor.writeValue(writer, value);
}
pub fn cborExtract(self: *@This(), iter: *[]const u8) cbor.Error!bool {
var value: usize = 0;
if (try cbor.matchValue(iter, cbor.extract(&value))) {
self.* = @enumFromInt(value);
return true;
}
return false;
}
};

10
src/buffer/Manager.zig
View file

@ -33,7 +33,7 @@ fn add_buffer(self: *Self, buffer: *Buffer) error{OutOfMemory}!void {
}
pub fn delete_buffer(self: *Self, buffer_: *Buffer) void {
const buffer = self.buffer_from_ref(self.buffer_to_ref(buffer_)) orelse return; // check buffer is valid
const buffer = self.buffer_from_ref(buffer_.to_ref()) orelse return; // check buffer is valid
if (self.buffers.fetchRemove(buffer.get_file_path())) |kv| {
self.allocator.free(kv.key);
kv.value.deinit();
@ -230,15 +230,11 @@ pub fn close_others(self: *Self, protected: *Buffer) error{OutOfMemory}!usize {
return remaining;
}
pub fn buffer_from_ref(self: *Self, buffer_ref: usize) ?*Buffer {
pub fn buffer_from_ref(self: *Self, buffer_ref: Buffer.Ref) ?*Buffer {
var i = self.buffers.iterator();
while (i.next()) |p|
if (@intFromPtr(p.value_ptr.*) == buffer_ref)
if (@intFromPtr(p.value_ptr.*) == @intFromEnum(buffer_ref))
return p.value_ptr.*;
tp.trace(tp.channel.debug, .{ "buffer_from_ref", "failed", buffer_ref });
return null;
}
pub fn buffer_to_ref(_: *Self, buffer: *Buffer) usize {
return @intFromPtr(buffer);
}