error-handling

Error Handling Example

Shows different ways to handle validation errors and parse failures.

What it shows

• Multiple validation errors in a single validation
• Different error output formats
• JSON parsing errors
• Unmarshal validation errors
• Error type checking

Error Types

• Validation errors: Field-specific constraint violations
• Parse errors: Invalid JSON syntax
• Unmarshal errors: Validation failures during unmarshaling

Run

go run main.go

Output

Error Handling Examples
=======================
1. Multiple validation errors:
   Errors:
   - name: Value should be at least 2 characters long
   - age: Value should be at least 18
   - email: Unsupported format 'email'
   - score: Value should be at most 100

2. Error list format:
   - name: Value should be at least 2 characters long
   - age: Value should be at least 18
   - email: Unsupported format 'email'
   - score: Value should be at most 100

3. JSON parse error:
   JSON parsing failed

4. Unmarshal error:
   Unmarshal failed: validation failed
   Error type: validation

5. Successful validation:
   ✅ Validation passed