Add bin-features to pull in all features for bin tools.

CHANGELOG.md

@@ -17,7 +17,7 @@ Bug fixes
 Script-breaking changes
 -----------------------
 
-* For consistency, the `export` statement no longer exports multiple variables.
+* For consistency with the `import` statement, the `export` statement no longer exports multiple variables.
 
 New features
 ------------
@@ -33,6 +33,7 @@ Enhancements
 * The `no_module` feature now eliminates large sections of code via feature gates.
 * Debug display of `AST` is improved.
 * `NativeCallContext::call_level()` is added to give the current nesting level of function calls.
+* A new feature, `bin-features`, pulls in all the required features for `bin` tools.
 
 REPL tool changes
 -----------------

Cargo.toml

@@ -55,12 +55,16 @@ unicode-xid-ident = ["unicode-xid"] # allow Unicode Standard Annex #31 for ident
 metadata = ["serde", "serde_json", "rhai_codegen/metadata", "smartstring/serde"] # enable exporting functions metadata
 debugging = ["internals"]       # enable debugging
 
+# compiling for no-std
 no_std = ["no-std-compat", "num-traits/libm", "core-error", "libm", "ahash/compile-time-rng"]
 
 # compiling for WASM
 wasm-bindgen = ["instant/wasm-bindgen"]
 stdweb = ["instant/stdweb"]
 
+# compiling bin tools
+bin-features = ["decimal", "metadata", "serde", "debugging", "rustyline"]
+
 [[bin]]
 name = "rhai-repl"
 required-features = ["rustyline"]

src/bin/README.md

@@ -9,32 +9,29 @@ Tools for running Rhai scripts.
 | [`rhai-repl`](https://github.com/rhaiscript/rhai/blob/main/src/bin/rhai-repl.rs) |     `rustyline`     | simple REPL that interactively evaluates statements |
 | [`rhai-dbg`](https://github.com/rhaiscript/rhai/blob/main/src/bin/rhai-dbg.rs)   |     `debugging`     | the _Rhai Debugger_                                 |
 
+There is a feature called `bin-features` which automatically includes all the necessary features
+required for building these tools.
+
 
 How to Run
 ----------
 
 ```sh
-cargo run --bin sample_app_to_run
-```
-
-or with required features
-
-```sh
-cargo run --bin sample_app_to_run --features feature1,feature2,feature3
+cargo run --features bin-features --bin sample_app_to_run
 ```
 
 
 How to Install
 --------------
 
-To install these all tools (with [`decimal`] and [`metadata`] support), use the following command:
+To install these all tools (with full features), use the following command:
 
 ```sh
-cargo install --path . --bins  --features decimal,metadata,debugging,rustyline
+cargo install --path . --bins  --features bin-features
 ```
 
 or specifically:
 
 ```sh
-cargo install --path . --bin rhai-run  --features decimal,metadata,debugging,rustyline
+cargo install --path . --bin rhai-run  --features bin-features
 ```