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Use <core:funcidx> in resource type definitions #649

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Merged
lukewagner merged 1 commit into from
May 5, 2026
Merged

Use <core:funcidx> in resource type definitions #649

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10 changes: 6 additions & 4 deletions design/mvp/Binary.md
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Original file line number Diff line number Diff line change
Expand Up @@ -214,10 +214,12 @@ label' ::= len:<u32> l:<label> => l (if len = |l|)
| 0x01 t:<T> => t
valtype ::= i:<typeidx> => i
| pvt:<primvaltype> => pvt
resourcetype ::= 0x3f 0x7f f?:<funcidx>? => (resource (rep i32) (dtor f)?)
| 0x3e 0x7f f:<funcidx> cb?:<funcidx>? => (resource (rep i32) (dtor async f (callback cb)?)) 🚝
| 0x3f 0x7e f?:<funcidx>? => (resource (rep i64) (dtor f)?) 🐘
| 0x3e 0x7e f:<funcidx> cb?:<funcidx>? => (resource (rep i64) (dtor async f (callback cb)?)) 🚝🐘
resourcetype ::= 0x3f 0x7f f?:<core:funcidx>? => (resource (rep i32) (dtor f)?)
| 0x3e 0x7f f:<core:funcidx>
cb?:<core:funcidx>? => (resource (rep i32) (dtor async f (callback cb)?)) 🚝
| 0x3f 0x7e f?:<core:funcidx>? => (resource (rep i64) (dtor f)?) 🐘
| 0x3e 0x7e f:<core:funcidx>
cb?:<core:funcidx>? => (resource (rep i64) (dtor async f (callback cb)?)) 🚝🐘
functype ::= 0x40 ps:<paramlist> rs:<resultlist> => (func ps rs)
| 0x43 ps:<paramlist> rs:<resultlist> => (func async ps rs)
paramlist ::= lt*:vec(<labelvaltype>) => (param lt)*
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8 changes: 4 additions & 4 deletions design/mvp/Explainer.md
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Original file line number Diff line number Diff line change
Expand Up @@ -569,10 +569,10 @@ defvaltype ::= bool
| (future <valtype>?) 🔀
valtype ::= <typeidx>
| <defvaltype>
resourcetype ::= (resource (rep i32) (dtor <funcidx>)?)
| (resource (rep i32) (dtor async <funcidx> (callback <funcidx>)?)?) 🚝
| (resource (rep i64) (dtor <funcidx>)?) 🐘
| (resource (rep i64) (dtor async <funcidx> (callback <funcidx>)?)?) 🚝🐘
resourcetype ::= (resource (rep i32) (dtor <core:funcidx>)?)
| (resource (rep i32) (dtor async <core:funcidx> (callback <core:funcidx>)?)?) 🚝
| (resource (rep i64) (dtor <core:funcidx>)?) 🐘
| (resource (rep i64) (dtor async <core:funcidx> (callback <core:funcidx>)?)?) 🚝🐘
functype ::= (func async? (param "<label>" <valtype>)* (result <valtype>)?)
componenttype ::= (component <componentdecl>*)
instancetype ::= (instance <instancedecl>*)
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