chore: remove unused wee_alloc

playground/Cargo.toml

@@ -19,11 +19,6 @@ wasm-bindgen = "0.2.63"
 # code size when deploying.
 console_error_panic_hook = { version = "0.1.6", optional = true }
 
-# `wee_alloc` is a tiny allocator for wasm that is only ~1K in code size
-# compared to the default allocator's ~10K. It is slower than the default
-# allocator, however.
-wee_alloc = { version = "0.4.5", optional = true }
-
 gloo-utils = { version = "0.1.5", features = ["serde"] }
 handlebars = { path = "../" }
 serde_json = "1"

playground/src/lib.rs

@@ -5,17 +5,6 @@ use handlebars::Handlebars;
 use serde_json::Value;
 use wasm_bindgen::prelude::*;
 
-// When the `wee_alloc` feature is enabled, use `wee_alloc` as the global
-// allocator.
-#[cfg(feature = "wee_alloc")]
-#[global_allocator]
-static ALLOC: wee_alloc::WeeAlloc = wee_alloc::WeeAlloc::INIT;
-
-#[wasm_bindgen]
-extern "C" {
-    fn alert(s: &str);
-}
-
 #[wasm_bindgen]
 pub fn render(template_str: &str, data: JsValue) -> Result<String, String> {
     let hbs = Handlebars::new();