fix: support latest Erg version

Cargo.toml

@@ -2,7 +2,7 @@
 name = "erg-playground"
 version = "0.1.0"
 authors = ["Shunsuke Shibayama <[email protected]>"]
-edition = "2018"
+edition = "2021"
 
 [lib]
 crate-type = ["cdylib", "rlib"]
@@ -11,10 +11,10 @@ crate-type = ["cdylib", "rlib"]
 default = ["console_error_panic_hook"]
 
 [dependencies]
-wasm-bindgen = "0.2.63"
-erg_common = { git = "https://github.com/erg-lang/erg", version = "0.5.12" }
-erg_compiler = { git = "https://github.com/erg-lang/erg", version = "0.5.12" }
-rustpython_wasm = { git = "https://github.com/rustpython/rustpython", version = "0.1.2" }
+wasm-bindgen = "=0.2.87"
+erg_common = { git = "https://github.com/erg-lang/erg", features = ["no_std"] }
+erg_compiler = { git = "https://github.com/erg-lang/erg", features = ["no_std"] }
+rustpython_wasm = { git = "https://github.com/rustpython/rustpython", version = "0.3.0" }
 once_cell = "1.16.0"
 
 # The `console_error_panic_hook` crate provides better debugging of panics by
@@ -23,14 +23,13 @@ once_cell = "1.16.0"
 # 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 }
-
 [dev-dependencies]
 wasm-bindgen-test = "0.3.13"
 
 [profile.release]
 # Tell `rustc` to optimize for small code size.
 opt-level = "s"
+
+[profile.dev]
+opt-level = 1
+incremental = true

README.md

@@ -3,3 +3,11 @@
 ![Screenshot](screenshot.png)
 
 [Try it here](https://erg-lang.org/web-repl/)
+
+## Development
+
+```sh
+npm install
+npm run full_build
+npm run start # starts a local server
+```

index.js

@@ -28,7 +28,7 @@ const action = function(command, term) {
         result = result.replace("<<RuntimeError>>", "").split("\n");
         let code = result[0];
         result = result.slice(1).join("\n");
-        term.error(`invalid code:\n${code}`);
+        term.error(`error:\n${code}`);
         term.error(result);
     } else if (result.length > 0) {
         term.echo(result);