SplitScript vs Jai

SplitScriptVsJai.md

SplitScript vs Jai

Feature	SplitScript	Jai
Development time	1 month	12 years
Static strong typing	✅	✅
Local type inference	✅	✅
Whole-program / bidirectional type inference	✅ Extensive	◐ Limited/different model
Generic functions	✅	✅
Generic data types	◐	✅
Trait/interface-like constraints	✅ Structural capabilities	✅ Structural + metaprogramming
Records / structs	✅ record	✅ struct
Enums	✅	✅
Payload enums / ADT-style sum types	✅	◐ Different model
Pattern matching	✅ match	◐ if ... case
Optional values	✅ built-in T?	❌ compiler-level
Result/fallible values	✅ built-in T!	❌ compiler-level
First-class functions	✅	✅
Lexical closures	✅	❌
Async functions / values	✅ async T	❌
await	✅	❌
First-class iterator abstraction	✅	❌, by design
Custom for iteration	✅ via Iterable	✅ via macros
Generator / yield functions	❌	❌
Arrays	✅ dynamic + fixed	✅ dynamic + fixed + views
Sets / higher-level collections	✅	✅ via shipped modules
Type-directed methods / dot-call APIs	✅	❌ language-level member functions
Operator overloading	✅	✅
Macros	❌ general-purpose user macros	✅
Arbitrary compile-time execution	❌	✅, major feature
Compiler AST accessible to programs	❌ as a language feature	✅
Runtime/type reflection	◐ compiler/tooling semantics	✅ Type / type_info
Standard library	✅	✅ modules/
Build system	✅ CLI/build/watch	✅ Very sophisticated compiler metaprogram
Syntax highlighting	✅ bundled VS Code grammar	❌ no first-party editor highlighter I can find
Semantic highlighting	✅	❌ first-party editor UI
Language server / LSP	✅ bundled	❌ first-party
Live diagnostics	✅	❌ without external editor integration
Structured diagnostic codes	✅ SSxxxx	◐ normal compiler diagnostics
Related diagnostic locations	✅	◐ compiler-side
Quick fixes / code actions	✅	❌ first-party editor actions
Autocomplete	✅ context-sensitive	❌ first-party editor completion
Signature help	✅	❌
Hover/type info	✅	❌ editor UI
Inferred-type inlay hints	✅	❌
Go to definition	✅	❌ first-party
Find references	✅	❌ first-party
Rename symbol	✅ semantic rename	❌ first-party
Document symbols / outline	✅	❌ first-party
Selection ranges	✅	❌ first-party
Formatter	✅ compiler-owned, CLI + LSP + Format on Save	❌ no official formatter I can find
Built-in language documentation	✅ compiler-owned	✅ README, how_to/, examples
Searchable symbol docs	✅	❌ first-party
“Docs for symbol under cursor”	✅	❌
Generated HTML API/reference site	✅	❌ official generator
Compiler semantic-query API	✅ internally powers the LSP	✅ very powerful public compiler API
AST introspection/manipulation	Internal compiler facility	✅ first-class metaprogramming feature
Compiler message/interception API	Internal service architecture	✅
Debug/release builds	✅	✅
Source debugger	✅	◐ built-in bytecode debugger + native debug info