component-model

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Defining client callback type in WIT

11

I'm trying to define a component interface in WIT format so that components (client) can pass callbacks (closures) to host. Host can then store the callback somewhere and then invoke...

bobogei81123

Async vs. borrows

10

I'd like your thoughts on an issue I ran into while designing wasi-sockets: Some operations require exclusive access to a resource while the operation is in progress. The component-model already...

badeend

Cannot export a core module type

2

I believe that given the binary format today there's not actually any means by which a core module type could be exported. I think this is because type exports always...

alexcrichton

Allow non-canonical type alignment?

7

Over in wasi-nn, we have been wondering whether there might be a way to specify an alignment for a type larger than the one specified by the canonical ABI. This...

abrown

Allow consuming methods

8

Currently the spec states: > Validation of [method] names requires the first parameter of the function to be (param "self" (borrow $R)), where $R is the resource labeled r. Are...

badeend

Inconsistent wit syntax

4

I would like to point at some inconsistency I see in wit syntax, It is not clear to me if there is a good reason or I miss something. When...

omersadika

[Documentation] static core linking

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@pchickey @lukewagner, we had a discussion of static linking in context of WebAssembly/WASI#549, and I just wanted to make sure I understood it correctly: Currently static core linking works by...

penzn

CABI: Add a `resource.consume` method for owned handles

2

## Motivation At the moment, there is no way to convert an owned resource handle inside the resource-exporting component back into an owned value of the type that implements the...

juntyr

UTF-8 Invalid sequences for component model strings

1

Forgive me if I'm missing it, but is there a discussion of how the [Unicode UTR 36: UTF-8 Exploits](https://www.unicode.org/reports/tr36/#UTF-8_Exploit) are addressed by the component model strings? From what I can...

rajsite

question about locktdown state

5

the explainer says: > Components prevent unexpected reentrance by setting the "lockdown" state (in the previous bullet) whenever calling out through an import, clearing the lockdown state on return, thereby...

yamt