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refactor: rework error handling to simplifiy command implementation and provide better back traces

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This commit is contained in:
CJ van den Berg 2024-06-26 23:29:39 +02:00
parent 21b604f4d6
commit 032982c1e8
26 changed files with 821 additions and 785 deletions
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9
src/diff.zig
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@ -7,7 +7,6 @@ const cbor = @import("cbor");
const Self = @This();
const module_name = @typeName(Self);
pub const Error = error{ OutOfMemory, Exit };
pub const Kind = enum { insert, delete };
pub const Edit = struct {
@ -19,7 +18,7 @@ pub const Edit = struct {
pid: ?tp.pid,
pub fn create() Error!Self {
pub fn create() !Self {
return .{ .pid = try Process.create() };
}
@ -39,14 +38,14 @@ const Process = struct {
const Receiver = tp.Receiver(*Process);
const outer_a = std.heap.page_allocator;
pub fn create() Error!tp.pid {
pub fn create() !tp.pid {
const self = try outer_a.create(Process);
self.* = .{
.arena = std.heap.ArenaAllocator.init(outer_a),
.a = self.arena.allocator(),
.receiver = Receiver.init(Process.receive, self),
};
return tp.spawn_link(self.a, self, Process.start, module_name) catch |e| tp.exit_error(e);
return tp.spawn_link(self.a, self, Process.start, module_name);
}
fn start(self: *Process) tp.result {
@ -67,7 +66,7 @@ const Process = struct {
var root_src: usize = 0;
return if (try m.match(.{ "D", tp.extract(&cb), tp.extract(&root_dst), tp.extract(&root_src) }))
self.diff(from, cb, root_dst, root_src) catch |e| tp.exit_error(e)
self.diff(from, cb, root_dst, root_src) catch |e| tp.exit_error(e, @errorReturnTrace())
else if (try m.match(.{"shutdown"}))
tp.exit_normal();
}