zzstoatzz.io
logfire client for zig
1//! structured logging
2//!
3//! logs are exported as OTLP log records with severity levels.
4
5const std = @import("std");
6pub const Level = @import("config.zig").Config.Level;
7const Attribute = @import("attribute.zig").Attribute;
8
9pub const LogRecord = struct {
10 timestamp_ns: i128,
11 level: Level,
12 message: []const u8,
13 trace_id: ?[16]u8,
14 attributes: [max_attributes]Attribute = undefined,
15 attribute_count: usize = 0,
16
17 pub const max_attributes = 32;
18
19 pub fn init(
20 trace_id: ?[16]u8,
21 level: Level,
22 message: []const u8,
23 attrs: anytype,
24 ) LogRecord {
25 var record = LogRecord{
26 .timestamp_ns = std.time.nanoTimestamp(),
27 .level = level,
28 .message = message,
29 .trace_id = trace_id,
30 };
31
32 record.attribute_count = Attribute.fromStruct(attrs, &record.attributes);
33
34 return record;
35 }
36};
37
38// tests
39
40test "LogRecord init" {
41 const record = LogRecord.init(null, .info, "test message", .{});
42 try std.testing.expectEqual(Level.info, record.level);
43 try std.testing.expectEqualStrings("test message", record.message);
44}