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Type Safety Upgrade Guide

Plan a phased migration from untyped to typed code (e.g., JavaScript → TypeScript) with minimal disruption.

Updated June 2026
The prompt
Create a migration plan from {{source_lang}} to {{target_lang}} for {{codebase_size}} codebase. Current state:

{{type_coverage}}

Prioritize by: {{priority_strategy}}

Provide: (1) phased rollout plan (stages with dependencies), (2) tooling setup (compiler, linters, CI integration), (3) team training needs, (4) risk mitigation for {{high_risk_areas}}, (5) rollback strategy.
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Variables

Source language (JavaScript, Python, Java)
Target language/variant (TypeScript, Python+type hints)
Approximate size (small, medium, large)
Current type annotation coverage percentage
Strategy (risk, business impact, dependencies)
High-risk modules or features

Details

Author

AI Khazna

License

Security

Type

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