fix: exclude wasi from js-specific build deps (#986)

Author: avborup

.changeset/tough-eggs-impress.md

@@ -0,0 +1,5 @@
+---
+"loro-crdt": patch
+---
+
+Fix WASI builds by using native calls instead of js-only wasm32 bindings (`Date.now`, `getrandom`)

crates/loro-internal/Cargo.toml

@@ -64,11 +64,11 @@ loom = { version = "0.7", features = ["checkpoint"] }
 [lints.rust]
 unexpected_cfgs = { level = "warn", check-cfg = ['cfg(loom)'] }
 
-[target.'cfg(all(target_arch = "wasm32", not(target_os = "emscripten")))'.dependencies.getrandom]
+[target.'cfg(all(target_arch = "wasm32", not(target_os = "emscripten"), not(target_os = "wasi")))'.dependencies.getrandom]
 version = "0.2.15"
 features = ["js"]
 
-[target.'cfg(all(target_arch = "wasm32", not(target_os = "emscripten")))'.dependencies]
+[target.'cfg(all(target_arch = "wasm32", not(target_os = "emscripten"), not(target_os = "wasi")))'.dependencies]
 wasm-bindgen = "0.2.100"
 
 [dev-dependencies]

crates/loro-internal/src/change.rs

@@ -284,7 +284,11 @@ impl Change {
 
 /// [Unix time](https://en.wikipedia.org/wiki/Unix_time)
 /// It is the number of milliseconds that have elapsed since 00:00:00 UTC on 1 January 1970.
-#[cfg(any(not(target_arch = "wasm32"), target_os = "emscripten"))]
+#[cfg(any(
+    not(target_arch = "wasm32"),
+    target_os = "emscripten",
+    target_os = "wasi"
+))]
 pub(crate) fn get_sys_timestamp() -> f64 {
     use std::time::{SystemTime, UNIX_EPOCH};
     SystemTime::now()
@@ -296,7 +300,11 @@ pub(crate) fn get_sys_timestamp() -> f64 {
 
 /// [Unix time](https://en.wikipedia.org/wiki/Unix_time)
 /// It is the number of milliseconds that have elapsed since 00:00:00 UTC on 1 January 1970.
-#[cfg(all(target_arch = "wasm32", not(target_os = "emscripten")))]
+#[cfg(all(
+    target_arch = "wasm32",
+    not(target_os = "emscripten"),
+    not(target_os = "wasi")
+))]
 pub fn get_sys_timestamp() -> f64 {
     use wasm_bindgen::prelude::wasm_bindgen;
     #[wasm_bindgen]