https://codeql.github.com/codeql-standard-libraries/ruby/codeql/ruby/ast/Operation.qll/predicate.Operation$Assignment$getRightOperand.0.html
getRightOperand
API documentation for CodeQL
https://codeql.github.com/codeql-standard-libraries/csharp/semmle/code/csharp/exprs/Expr.qll/predicate.Expr$BinaryOperation$getRightOperand.0.html
getRightOperand
API documentation for CodeQL