Rewrite of the config parsing code

* More precise spans in diagnostics
* Allow multiple diagnostics for each config value
* Ability to capture spans in the parsed config
* Easier support of `..` in lists
* Remove `termize` dependency. Use values from rustc instead.

Author: Jarcho

Cargo.toml

@@ -28,7 +28,6 @@ declare_clippy_lint = { path = "declare_clippy_lint" }
 rustc_tools_util = { path = "rustc_tools_util", version = "0.4.2" }
 clippy_lints_internal = { path = "clippy_lints_internal", optional = true }
 tempfile = { version = "3.20", optional = true }
-termize = "0.2"
 color-print = "0.3.4"
 anstream = "0.6.18"
 tikv-jemalloc-sys = { version = "0.6.1", optional = true, features = ['override_allocator_on_supported_platforms'] }

book/src/development/adding_lints.md

@@ -470,7 +470,7 @@ pub struct ManualStrip {
 
 impl ManualStrip {
     pub fn new(conf: &'static Conf) -> Self {
-        Self { msrv: conf.msrv }
+        Self { msrv: conf.msrv.into() }
     }
 }
 ```

clippy_config/Cargo.toml

@@ -7,10 +7,15 @@ publish = false
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+arrayvec = { version = "0.7", default-features = false }
 clippy_utils = { path = "../clippy_utils" }
 itertools = "0.12"
-serde = { version = "1.0", features = ["derive"] }
-toml = "0.7.3"
+
+[dependencies.toml]
+version = "0.9.7"
+default-features = false
+# preserve_order keeps diagnostic output in file order
+features = ["parse", "preserve_order"]
 
 [dev-dependencies]
 walkdir = "2.3"