wip

switch to sats-based deserialization

ModuleInstance impl

wip

Author: coolreader18

.prettierrc

@@ -0,0 +1,11 @@
+{
+    "tabWidth": 4,
+    "useTabs": false,
+    "semi": true,
+    "singleQuote": true,
+    "arrowParens": "avoid",
+    "jsxSingleQuote": false,
+    "trailingComma": "es5",
+    "endOfLine": "auto",
+    "printWidth": 100
+}

Cargo.lock

@@ -262,7 +262,6 @@ termcolor = "1.2.0"
 thin-vec = "0.2.13"
 thiserror = "1.0.37"
 tokio = { version = "1.37", features = ["full"] }
-tokio_metrics = { version = "0.4.0" }
 tokio-postgres = { version = "0.7.8", features = ["with-chrono-0_4"] }
 tokio-stream = "0.1.17"
 tokio-tungstenite = { version = "0.26.2", features = ["native-tls"] }

Cargo.toml

@@ -118,6 +118,8 @@ jwks.workspace = true
 async_cache = "0.3.1"
 faststr = "0.2.23"
 core_affinity = "0.8"
+num-traits = "0.2"
+# sourcemap = "9"
 
 [target.'cfg(not(target_env = "msvc"))'.dependencies]
 tikv-jemallocator = {workspace = true}

crates/core/Cargo.toml

@@ -0,0 +1 @@
+*.js

crates/core/src/host/v8/.gitignore

@@ -1,7 +1,8 @@
 #![allow(dead_code)]
 
-use super::error::{exception_already_thrown, ExceptionThrown};
+use super::error::{exception_already_thrown, ExceptionThrown, TypeError};
 use super::from_value::{cast, FromValue};
+use super::util::Throwable;
 use core::fmt;
 use core::iter::{repeat_n, RepeatN};
 use core::mem::MaybeUninit;
@@ -55,14 +56,24 @@ pub(super) enum Error<'scope> {
     Custom(String),
 }
 
+impl Throwable for Error<'_> {
+    fn throw(self, scope: &mut HandleScope<'_>) -> ExceptionThrown {
+        match self {
+            Self::Value(exception) => exception.throw(scope),
+            Self::Exception(thrown) => thrown,
+            Self::Custom(msg) => TypeError(msg).throw(scope),
+        }
+    }
+}
+
 impl de::Error for Error<'_> {
     fn custom(msg: impl fmt::Display) -> Self {
         Self::Custom(msg.to_string())
     }
 }
 
 /// Returns a scratch buffer to fill when deserializing strings.
-fn scratch_buf<const N: usize>() -> [MaybeUninit<u8>; N] {
+pub(super) fn scratch_buf<const N: usize>() -> [MaybeUninit<u8>; N] {
     [const { MaybeUninit::uninit() }; N]
 }
 

crates/core/src/host/v8/de.rs

@@ -34,6 +34,17 @@ impl<M: IntoJsString> IntoException for TypeError<M> {
     }
 }
 
+/// A type converting into a JS `RangeError` exception.
+#[derive(Copy, Clone)]
+pub struct RangeError<M>(pub M);
+
+impl<M: IntoJsString> IntoException for RangeError<M> {
+    fn into_exception<'scope>(self, scope: &mut HandleScope<'scope>) -> Local<'scope, Value> {
+        let msg = self.0.into_string(scope);
+        Exception::range_error(scope, msg)
+    }
+}
+
 #[derive(Debug)]
 pub(super) struct ExceptionThrown {
     _priv: (),