[clang-tools-extra] [clang-tidy] Add ClangQueryChecks config option (PR #123734)

[Piotr Zegar via cfe-commits]

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@@ -292,6 +292,18 @@ An overview of all the command-line options:
     Checks                       - Same as '--checks'. Additionally, the list of
                                    globs can be specified as a list instead of a
                                    string.
+    ClangQueryChecks             - List of key-value pairs. Key specifies a name
+                                   of the new check and value specifies a list
+                                   of matchers in the form of clang-query
+                                   syntax. Example:
+                                     ClangQueryChecks:
+                                       custom-check: |
+                                         let matcher varDecl(
+                                           hasTypeLoc(
+                                             typeLoc().bind("Custom message")
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PiotrZSL wrote:

what if i want to get "name of fuction" in output message ?
or write check with multiple "bind" by simply using equalsBoundNode ?
Or generate "note"

https://github.com/llvm/llvm-project/pull/123734