First pass getting a logos tokenizer up and running

rust_compiler/Cargo.lock

@@ -28,6 +28,15 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "aho-corasick"
+version = "1.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ddd31a130427c27518df266943a5308ed92d4b226cc639f5a8f1002816174301"
+dependencies = [
+ "memchr",
+]
+
 [[package]]
 name = "anstream"
 version = "0.6.21"
@@ -114,6 +123,12 @@ dependencies = [
  "windows-link",
 ]
 
+[[package]]
+name = "beef"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3a8241f3ebb85c056b509d4327ad0358fbbba6ffb340bf388f26350aeda225b1"
+
 [[package]]
 name = "bitflags"
 version = "1.3.2"
@@ -327,6 +342,12 @@ dependencies = [
  "bitflags",
 ]
 
+[[package]]
+name = "fnv"
+version = "1.0.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
+
 [[package]]
 name = "funty"
 version = "2.0.0"
@@ -434,6 +455,40 @@ version = "0.2.178"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "37c93d8daa9d8a012fd8ab92f088405fb202ea0b6ab73ee2482ae66af4f42091"
 
+[[package]]
+name = "logos"
+version = "0.16.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a790d11254054e5dc83902dba85d253ff06ceb0cfafb12be8773435cb9dfb4f4"
+dependencies = [
+ "logos-derive",
+]
+
+[[package]]
+name = "logos-codegen"
+version = "0.16.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f60337c43a38313b58871f8d5d76872b8e17aa9d51fad494b5e76092c0ce05f5"
+dependencies = [
+ "beef",
+ "fnv",
+ "proc-macro2",
+ "quote",
+ "regex-automata",
+ "regex-syntax",
+ "rustc_version",
+ "syn 2.0.111",
+]
+
+[[package]]
+name = "logos-derive"
+version = "0.16.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d151b2ae667f69e10b8738f5cac0c746faa22b2e15ea7e83b55476afec3767dc"
+dependencies = [
+ "logos-codegen",
+]
+
 [[package]]
 name = "lsp-types"
 version = "0.97.0"
@@ -644,6 +699,23 @@ dependencies = [
  "getrandom",
 ]
 
+[[package]]
+name = "regex-automata"
+version = "0.4.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5276caf25ac86c8d810222b3dbb938e512c55c6831a10f3e6ed1c93b84041f1c"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-syntax",
+]
+
+[[package]]
+name = "regex-syntax"
+version = "0.8.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7a2d987857b319362043e95f5353c0535c1f58eec5336fdfcf626430af7def58"
+
 [[package]]
 name = "rend"
 version = "0.4.2"
@@ -947,6 +1019,7 @@ version = "0.1.0"
 dependencies = [
  "anyhow",
  "helpers",
+ "logos",
  "lsp-types",
  "quick-error",
  "rust_decimal",