wasm: Enable console.error() panic hook

Makes debugging a little bit easier...

Cargo.lock

@@ -392,6 +392,16 @@ dependencies = [
  "crossbeam-utils",
 ]
 
+[[package]]
+name = "console_error_panic_hook"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a06aeb73f470f66dcdbf7223caeebb85984942f22f1adb2a088cf9668146bbbc"
+dependencies = [
+ "cfg-if",
+ "wasm-bindgen",
+]
+
 [[package]]
 name = "core-foundation-sys"
 version = "0.8.6"
@@ -1041,6 +1051,7 @@ dependencies = [
 name = "limbo-wasm"
 version = "0.0.3"
 dependencies = [
+ "console_error_panic_hook",
  "limbo_core",
  "wasm-bindgen",
 ]

bindings/wasm/Cargo.toml

@@ -11,5 +11,6 @@ crate-type = ["cdylib"]
 path = "lib.rs"
 
 [dependencies]
+console_error_panic_hook = "0.1.7"
 limbo_core = { path = "../../core", default-features = false }
 wasm-bindgen = "0.2"

bindings/wasm/lib.rs

@@ -75,3 +75,8 @@ impl limbo_core::Wal for Wal {
         todo!()
     }
 }
+
+#[wasm_bindgen(start)]
+pub fn init() {
+    console_error_panic_hook::set_once();
+}