wasm: add production-ready dynamic array support with comprehensive test suite - #2

Draft

enghitalo with Copilot wants to merge 13 commits into

copilot/improve-wasm-backend-support

Commits on Dec 12, 2025

Initial plan
Copilot
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c376b27
Add comprehensive WASM backend and AST improvements documentation

Copilot
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enghitalo
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886a1fb
Expand array implementation details: heap allocation, bounds checking, struct fields

Copilot
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enghitalo
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6b9d89e
Step 1: Add Array type handling to WASM backend type system

Copilot
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enghitalo
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1ea1b7e
Step 2: Implement basic array indexing with bounds checking

Copilot
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enghitalo
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c5af35a
Step 3: Implement dynamic array initialization

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enghitalo
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49d703b
Step 4: Document array modification operations (placeholder)

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enghitalo
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08647e4
Add ensure_cap() helper function for array capacity management

Copilot
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enghitalo
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15806c3
Enhance ensure_cap() with safety checks: nogrow flag, overflow protection, memory cleanup

Copilot
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enghitalo
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4f64789
Implement << operator for array append operations

Copilot
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enghitalo
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ff598c8
Add comprehensive tests for arrays of all types: structs, nested arrays, complex types

Copilot
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enghitalo
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d91a263
enhance WASM backend: add str() generation for numeric types
enghitalo
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146ee17
fixes
enghitalo
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9a9ca5a