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feat: export hitta parser as a WASM component via wit-bindgen

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Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
This commit is contained in:
Anders Olsson
2026-06-05 15:02:57 +02:00
parent a5896e046c
commit 9c4493c1a4
4 changed files with 218 additions and 17 deletions
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Cargo.lock
Generated
+156 -16
View File
@@ -74,6 +74,12 @@ version = "0.1.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d9c4f5dac5e15c24eb999c26181a6ca40b39fe946cbe4c263c7209467bc83af2"
[[package]]
name = "foldhash"
version = "0.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "77ce24cb58228fbb8aa041425bb1050850ac19177686ea6e0f41a70416f56fdb"
[[package]]
name = "getrandom"
version = "0.4.2"
@@ -93,7 +99,7 @@ version = "0.15.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9229cfe53dfd69f0609a49f65461bd93001ea1ef889cd5529dd176593f5338a1"
dependencies = [
"foldhash",
"foldhash 0.1.5",
]
[[package]]
@@ -101,6 +107,9 @@ name = "hashbrown"
version = "0.17.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ed5909b6e89a2db4456e54cd5f673791d7eca6732202bbf2a9cc504fe2f9b84a"
dependencies = [
"foldhash 0.2.0",
]
[[package]]
name = "heck"
@@ -169,6 +178,17 @@ version = "0.4.32"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "953f07c43838f8e6f9758cab68bf5bed85465e7587ebe0b823f1bcd81978ad3a"
[[package]]
name = "macro-string"
version = "0.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "59a9dbbfc75d2688ed057456ce8a3ee3f48d12eec09229f560f3643b9f275653"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "memchr"
version = "2.8.1"
@@ -373,7 +393,17 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "990065f2fe63003fe337b932cfb5e3b80e0b4d0f5ff650e6985b1048f62c8319"
dependencies = [
"leb128fmt",
"wasmparser",
"wasmparser 0.244.0",
]
[[package]]
name = "wasm-encoder"
version = "0.247.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "30b6733b8b91d010a6ac5b0fb237dc46a19650bc4c67db66857e2e787d437204"
dependencies = [
"leb128fmt",
"wasmparser 0.247.0",
]
[[package]]
@@ -384,8 +414,20 @@ checksum = "bb0e353e6a2fbdc176932bbaab493762eb1255a7900fe0fea1a2f96c296cc909"
dependencies = [
"anyhow",
"indexmap",
"wasm-encoder",
"wasmparser",
"wasm-encoder 0.244.0",
"wasmparser 0.244.0",
]
[[package]]
name = "wasm-metadata"
version = "0.247.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "665fe59e56cc9b419ca6fcca56673e3421d1a5011e3b65caf6b726fd9e041d10"
dependencies = [
"anyhow",
"indexmap",
"wasm-encoder 0.247.0",
"wasmparser 0.247.0",
]
[[package]]
@@ -400,6 +442,18 @@ dependencies = [
"semver",
]
[[package]]
name = "wasmparser"
version = "0.247.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8e6fb4c2bee46c5ea4d40f8cdb5c131725cd976718ec56f1c8e82fbde5fa2a80"
dependencies = [
"bitflags",
"hashbrown 0.17.1",
"indexmap",
"semver",
]
[[package]]
name = "whoareyou-provider-hitta"
version = "0.1.0"
@@ -408,6 +462,7 @@ dependencies = [
"regex",
"serde",
"serde_json",
"wit-bindgen 0.57.1",
]
[[package]]
@@ -435,7 +490,7 @@ version = "0.51.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d7249219f66ced02969388cf2bb044a09756a083d0fab1e566056b04d9fbcaa5"
dependencies = [
"wit-bindgen-rust-macro",
"wit-bindgen-rust-macro 0.51.0",
]
[[package]]
@@ -443,6 +498,10 @@ name = "wit-bindgen"
version = "0.57.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1ebf944e87a7c253233ad6766e082e3cd714b5d03812acc24c318f549614536e"
dependencies = [
"bitflags",
"wit-bindgen-rust-macro 0.57.1",
]
[[package]]
name = "wit-bindgen-core"
@@ -452,7 +511,18 @@ checksum = "ea61de684c3ea68cb082b7a88508a8b27fcc8b797d738bfc99a82facf1d752dc"
dependencies = [
"anyhow",
"heck",
"wit-parser",
"wit-parser 0.244.0",
]
[[package]]
name = "wit-bindgen-core"
version = "0.57.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "02dee27a2dc20d1008016c742ec9fc6ea498492994ba3750be7454cbc97ff04c"
dependencies = [
"anyhow",
"heck",
"wit-parser 0.247.0",
]
[[package]]
@@ -466,9 +536,25 @@ dependencies = [
"indexmap",
"prettyplease",
"syn",
"wasm-metadata",
"wit-bindgen-core",
"wit-component",
"wasm-metadata 0.244.0",
"wit-bindgen-core 0.51.0",
"wit-component 0.244.0",
]
[[package]]
name = "wit-bindgen-rust"
version = "0.57.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b5007dae772945b7a5003d69d90a3a4a78929d41f19d004e980c4259a6af4484"
dependencies = [
"anyhow",
"heck",
"indexmap",
"prettyplease",
"syn",
"wasm-metadata 0.247.0",
"wit-bindgen-core 0.57.1",
"wit-component 0.247.0",
]
[[package]]
@@ -482,8 +568,24 @@ dependencies = [
"proc-macro2",
"quote",
"syn",
"wit-bindgen-core",
"wit-bindgen-rust",
"wit-bindgen-core 0.51.0",
"wit-bindgen-rust 0.51.0",
]
[[package]]
name = "wit-bindgen-rust-macro"
version = "0.57.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "af9237d678e3513ad24e96fe98beacdc0db6405284ba2a2400418cf0d42caa89"
dependencies = [
"anyhow",
"macro-string",
"prettyplease",
"proc-macro2",
"quote",
"syn",
"wit-bindgen-core 0.57.1",
"wit-bindgen-rust 0.57.1",
]
[[package]]
@@ -499,10 +601,29 @@ dependencies = [
"serde",
"serde_derive",
"serde_json",
"wasm-encoder",
"wasm-metadata",
"wasmparser",
"wit-parser",
"wasm-encoder 0.244.0",
"wasm-metadata 0.244.0",
"wasmparser 0.244.0",
"wit-parser 0.244.0",
]
[[package]]
name = "wit-component"
version = "0.247.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9d567162a6b9843080e5e0053f696623ff694bae8ae017c9ec536d1873bbe3d8"
dependencies = [
"anyhow",
"bitflags",
"indexmap",
"log",
"serde",
"serde_derive",
"serde_json",
"wasm-encoder 0.247.0",
"wasm-metadata 0.247.0",
"wasmparser 0.247.0",
"wit-parser 0.247.0",
]
[[package]]
@@ -520,7 +641,26 @@ dependencies = [
"serde_derive",
"serde_json",
"unicode-xid",
"wasmparser",
"wasmparser 0.244.0",
]
[[package]]
name = "wit-parser"
version = "0.247.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8ffe4064318cdf3c08cb99343b44c039fcefe61ccdf58aa9975285f13d74d1fc"
dependencies = [
"anyhow",
"hashbrown 0.17.1",
"id-arena",
"indexmap",
"log",
"semver",
"serde",
"serde_derive",
"serde_json",
"unicode-xid",
"wasmparser 0.247.0",
]
[[package]]
crates/providers/hitta/Cargo.toml
+3
View File
@@ -12,5 +12,8 @@ regex = "1"
serde = { version = "1", features = ["derive"] }
serde_json = "1"
[target.'cfg(target_arch = "wasm32")'.dependencies]
wit-bindgen = "0.57"
[dev-dependencies]
insta = { version = "1.47", features = ["yaml"] }
crates/providers/hitta/src/component.rs
+56
View File
@@ -0,0 +1,56 @@
use crate::parser;
wit_bindgen::generate!({
world: "provider",
path: "../../../wit",
});
use exports::whoareyou::provider::lookup::{
Comment, Entry, Guest, LookupError, ProviderInfo, Request, Response,
};
struct Component;
impl Guest for Component {
fn metadata() -> ProviderInfo {
ProviderInfo {
name: "hitta.se".to_string(),
version: env!("CARGO_PKG_VERSION").to_string(),
}
}
fn requests(number: String) -> Vec<Request> {
parser::request_urls(&number)
.into_iter()
.map(|url| Request { url })
.collect()
}
fn parse(_number: String, responses: Vec<Response>) -> Result<Entry, LookupError> {
let Some(first) = responses.first() else {
return Err(LookupError::ParseFailed(
"no responses provided".to_string(),
));
};
match parser::parse(&first.body) {
Ok(entry) => Ok(Entry {
messages: entry.messages,
history: entry.history,
comments: entry
.comments
.into_iter()
.map(|c| Comment {
timestamp: c.timestamp,
title: c.title,
message: c.message,
})
.collect(),
}),
Err(parser::ParseError::NoData) => Err(LookupError::NoData),
Err(parser::ParseError::Failed(msg)) => Err(LookupError::ParseFailed(msg)),
}
}
}
export!(Component);
crates/providers/hitta/src/lib.rs
+3 -1
View File
@@ -1,2 +1,4 @@
// modules added as they are implemented
pub mod parser;
#[cfg(target_arch = "wasm32")]
mod component;