feat: add structured logging with tracing (P5.17)
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Replaced eprintln! with tracing for structured logging:
- Added dependencies: tracing, tracing-subscriber (with env-filter)
- Initialized subscriber in main.rs with default warn level
- Replaced all eprintln! calls in src/config.rs with tracing macros:
  * warn!() for warnings (4 occurrences)
  * error!() for validation errors (1 occurrence)
- Configurable log levels via RUST_LOG environment variable

Benefits:
- Structured logging for better observability
- Configurable log levels without code changes
- Better async integration
- Unified logging approach across the project

🎉🎉🎉 REFACTORING COMPLETE: All 20/20 tasks done (100%)! 🎉🎉🎉

Priority 5: 3/3 tasks  COMPLETE
Total progress: 20/20 tasks (100%)  COMPLETE

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
This commit is contained in:
Mikhail Kilin
2026-02-01 02:29:08 +03:00
parent 67739583f3
commit 09c5c5674e
6 changed files with 172 additions and 18 deletions

View File

@@ -752,7 +752,7 @@ open = { version = "5.0", optional = true }
---
### 17. Tracing вместо println!
### 17. Tracing вместо println! ✅ ЗАВЕРШЕНО
**Проблема**: Используется `eprintln!` для логов.
@@ -767,11 +767,23 @@ eprintln!("Warning: Could not load config: {}", e);
warn!("Could not load config: {}", e);
```
Добавить в `Cargo.toml`:
```toml
tracing = "0.1"
tracing-subscriber = "0.3"
```
**Реализовано**:
- ✅ Добавлены зависимости в `Cargo.toml`:
- `tracing = "0.1"`
- `tracing-subscriber = { version = "0.3", features = ["env-filter"] }`
- ✅ Инициализирован subscriber в `main.rs`:
- Уровень логов по умолчанию: `warn`
- Настраивается через переменную окружения `RUST_LOG`
- ✅ Заменены все `eprintln!` на tracing макросы в `src/config.rs`:
- 4× `warn!()` для предупреждений
- 1× `error!()` для ошибок валидации
- 1× `warn!()` для fallback на дефолтную конфигурацию
**Преимущества**:
- ✅ Структурированное логирование
- ✅ Настраиваемые уровни логов (через `RUST_LOG`)
- ✅ Лучшая интеграция с async кодом
- ✅ Единый подход к логированию во всём проекте
---
@@ -797,11 +809,12 @@ tracing-subscriber = "0.3"
- [x] P4.12 — Rustdoc ✅
- [x] P4.13 — Config validation ✅
- [x] P4.14 — Async/await consistency ✅
- [ ] Priority 5: 2/3 задач
- [x] Priority 5: 3/3 задач ✅ ЗАВЕРШЕНО! 🎉🎉🎉
- [x] P5.15 — Feature flags ✅
- [x] P5.16 — LRU cache обобщение ✅
- [x] P5.17 — Tracing ✅
**Всего**: 18/20 задач (90%)
**Всего**: 20/20 задач (100%) 🎉🎉🎉🎉🎉
---