Proper handing of raw strings in rust (#2681)

Fixes #2678

## Checklist

- [x] I have added
[tests](https://www.cursorless.org/docs/contributing/test-case-recorder/)
- [/] I have updated the
[docs](https://github.com/cursorless-dev/cursorless/tree/main/docs) and
[cheatsheet](https://github.com/cursorless-dev/cursorless/tree/main/cursorless-talon/src/cheatsheet)
- [/] I have not broken the cheatsheet

Author: AndreasArvidsson

data/fixtures/scopes/rust/string.singleLine.scope

@@ -0,0 +1,30 @@
+"aaa"
+r#"bbb"#
+r##"ccc"##
+---
+
+[#1 Content] =
+[#1 Removal] =
+[#1 Domain] = 0:0-0:5
+  >-----<
+0| "aaa"
+
+[#1 Insertion delimiter] = " "
+
+
+[#2 Content] =
+[#2 Removal] =
+[#2 Domain] = 1:0-1:8
+  >--------<
+1| r#"bbb"#
+
+[#2 Insertion delimiter] = " "
+
+
+[#3 Content] =
+[#3 Removal] =
+[#3 Domain] = 2:0-2:10
+  >----------<
+2| r##"ccc"##
+
+[#3 Insertion delimiter] = " "

data/fixtures/scopes/rust/textFragment.string.singleLine.scope

@@ -0,0 +1,30 @@
+"aaa"
+r#"bbb"#
+r##"ccc"##
+---
+
+[#1 Content] =
+[#1 Removal] =
+[#1 Domain] = 0:1-0:4
+   >---<
+0| "aaa"
+
+[#1 Insertion delimiter] = " "
+
+
+[#2 Content] =
+[#2 Removal] =
+[#2 Domain] = 1:3-1:6
+     >---<
+1| r#"bbb"#
+
+[#2 Insertion delimiter] = " "
+
+
+[#3 Content] =
+[#3 Removal] =
+[#3 Domain] = 2:4-2:7
+      >---<
+2| r##"ccc"##
+
+[#3 Insertion delimiter] = " "

packages/common/src/scopeSupportFacets/rust.ts

@@ -7,4 +7,6 @@ const { supported, unsupported, notApplicable } = ScopeSupportFacetLevel;
 export const rustScopeSupport: LanguageScopeSupportFacetMap = {
   ifStatement: supported,
   disqualifyDelimiter: supported,
+  "string.singleLine": supported,
+  "textFragment.string.singleLine": supported,
 };

queries/rust.scm

@@ -5,14 +5,19 @@
   (if_let_expression)
 ] @ifStatement
 
+;;!! "hello"
 (
-  [
-    (raw_string_literal)
-    (string_literal)
-  ] @string @textFragment
+  (string_literal) @string @textFragment
   (#child-range! @textFragment 0 -1 true true)
 )
 
+;;!! r#"foobar"#
+(
+  (raw_string_literal) @string @textFragment
+  (#shrink-to-match! @textFragment "r#+\"(?<keep>.*)\"#+")
+
+)
+
 [
   (line_comment)
   (block_comment)