Angular - Advanced Patterns
What will happen if a Resolver returns an error Observable during route navigation?
What will happen if a Resolver returns an error Observable during route navigation?
medium📝 Predict Output Q5 of 15
Step-by-Step Solution
Solution:
Step 1: Understand Resolver error behavior
If a Resolver returns an error Observable, Angular cancels the navigation and propagates the error.Step 2: Check other options for correctness
Route does not activate with empty data, no automatic retry, and errors are not ignored.Final Answer:
Navigation is cancelled and error is propagated -> Option AQuick Check:
Resolver error cancels navigation [OK]
Quick Trick: Resolver errors cancel navigation by default [OK]
Common Mistakes:
- Assuming route activates despite Resolver error
- Expecting automatic retry on error
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