Update SmartString to work for no-std.

CHANGELOG.md

@@ -12,6 +12,7 @@ Bug fixes
 ---------
 
 * Fixed infinite loop in certain script optimizations.
+* Building for `no-std` no longer requires patching `smartstring`.
 
 Breaking changes
 ----------------

Cargo.toml

@@ -19,11 +19,11 @@ categories = ["no-std", "embedded", "wasm", "parser-implementations"]
 smallvec = { version = "1.6", default-features = false, features = ["union"] }
 ahash = { version = "0.7", default-features = false }
 num-traits = { version = "0.2", default-features = false }
-smartstring = { version = "0.2.6", default-features = false }
+smartstring = { version = "0.2.7", default-features = false }
 rhai_codegen = { version = ">=0.4.0", path = "codegen", default-features = false }
 
 [features]
-default = ["smartstring/std", "ahash/std", "num-traits/std"] # remove 'smartstring/std' when smartstring is updated to support no-std
+default = ["ahash/std", "num-traits/std", "smartstring/std"]
 unchecked = []                  # unchecked arithmetic
 sync = []                       # restrict to only types that implement Send + Sync
 no_position = []                # do not track position in the parser

no_std/no_std_test/Cargo.toml

@@ -23,20 +23,6 @@ opt-level = "z"             # optimize for size
 debug = false
 rpath = false
 debug-assertions = false
-codegen-units = 1
 panic = "abort"
-
+codegen-units = 1
-[profile.unix]
-inherits = "release"
 lto = true
-
-[profile.windows]
-inherits = "release"
-
-[profile.macos]
-inherits = "release"
-lto = "fat"
-
-[patch.crates-io]
-# Patch smartstring wth a PR fix because it doesn't properly handle no-std builds.
-smartstring = { git = "https://github.com/rhaiscript/smartstring" }

no_std/no_std_test/README.md

@@ -12,7 +12,7 @@ To Compile
 The nightly compiler is required:
 
 ```bash
-cargo +nightly build --release --profile unix -Z unstable-features
+cargo +nightly build --release
 ```
 
 Available profiles are: `unix`, `windows` and `macos`.