[clang-tools-extra] [clang-tidy]Add new check readability-avoid-nested-conditional-operator (PR #78022)

[Piotr Zegar via cfe-commits]

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@@ -0,0 +1,20 @@
+.. title:: clang-tidy - readability-avoid-nested-conditional-operator
+
+readability-avoid-nested-conditional-operator
+=================================================
+
+Finds nested conditional operator.
+
+Nested conditional operators lead code hard to understand, so they should be
+splited as several statement and stored in temporary varibale.
+
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PiotrZSL wrote:

Maybe:
`Nested conditional operators, also known as ternary operators, can contribute to reduced code readability and comprehension. `


https://github.com/llvm/llvm-project/pull/78022