json_type_guard 1.0.4 
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A tiny, zero-codegen, runtime-safe JSON parsing helper for Dart & Flutter with precise field-level error messages.
1.0.3 #
- New Feature: DateTime parsing support
- Added
guardDateTime()andguardDateTimeOrNull()methods - Auto-detects format: ISO8601 strings, Unix timestamps (seconds/milliseconds)
- No manual conversion needed - just call
json.guardDateTime('created_at') - Fully backward compatible
- Added
- Added 13 comprehensive tests for DateTime parsing
- All 48 tests passing
1.0.2 #
- New Feature: Path tracking in error messages
- Error messages now show full path to fields in nested structures (e.g.,
"user.profile.email") - Makes debugging deeply nested JSON significantly easier
- Optional
pathparameter added to all Guard methods - Fully backward compatible - existing code works unchanged
- Error messages now show full path to fields in nested structures (e.g.,
- Added 7 comprehensive tests for path tracking
- All 34 tests passing
1.0.4 #
- BREAKING FIX: Disabled ANSI colors by default for better compatibility
- Error messages now display as plain text (no gibberish in logs)
- Added
GuardTheme.enableColors()for terminal users who want colored output - Added
GuardTheme.disableColors()to explicitly disable colors - Improved error readability across all platforms (Flutter, web, terminal)
1.0.1 #
- Updated documentation and examples
- Added comprehensive test suite
- Improved error messages with theming support
1.0.0 #
- Initial release
- Runtime type-safe JSON parsing
- Clear, field-level error messages
- Support for optional fields with
guardOrNull - Default value support
- Nested object parsing with
guardObject - List parsing with
guardList - Custom error theming
- Debug mode toggle
- Zero dependencies
- No code generation required
- Full test coverage
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Metadata
A tiny, zero-codegen, runtime-safe JSON parsing helper for Dart & Flutter with precise field-level error messages.
Repository (GitHub)
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Topics
#json #parsing #validation #type-safety #error-handling
Documentation
License
MIT (license)
