content-hash-cache-pattern

Cache expensive file processing results using SHA-256 content hashes — path-independent, auto-invalidating, with service layer separation.

1.44x

Quality

52%

Does it follow best practices?

Impact

100%

1.44x

Average score across 3 eval scenarios

Securityby

Passed

No known issues

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Evaluation results

100%

20%

Research Document Processing Pipeline

Content-hash caching with service layer separation

Criteria

Without context

With context

SHA-256 hash key

100%

Chunked file reading

100%

Hash-named cache files

100%

Frozen dataclass entry

100%

Pure processing function

100%

Service layer wrapper

100%

Cache hit/miss logging

100%

Truncated hash in logs

100%

Lazy directory creation

100%

cache_enabled parameter

100%

44%

Fix a Fragile File Processing Cache

Avoiding anti-patterns: path-based cache, SRP violation, serialization

Criteria

Without context

With context

No path-based caching

100%

No dataclasses.asdict()

100%

Manual JSON serialization

100%

UTF-8 with ensure_ascii=False

100%

Corruption as cache miss

100%

Pure processing function

100%

Service layer separation

25%

100%

SHA-256 content hash

100%

27%

Batch Log Analyzer with Resumable Processing

CLI cache toggle and corruption-resilient cache reads

Criteria

Without context

With context

--cache/--no-cache flags

80%

100%

SHA-256 content hash key

100%

Chunked hash computation

100%

Hash-named cache files

100%

Pure processing function

100%

Separate service layer

100%

Cache hit/miss log messages

25%

100%

Truncated hash in logs

100%

Corruption handled as miss

100%

Lazy cache directory creation

100%

Repository: affaan-m/everything-claude-code
Commit: 5df943e

Evaluated: about 1 month ago
Agent: Claude Code
Model: Claude Sonnet 4.6

Table of Contents

Research Document Processing Pipeline Fix a Fragile File Processing Cache Batch Log Analyzer with Resumable Processing

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