difftastic/vendored_parsers/tree-sitter-hack/test/cases/expressions/binary-combined.exp

(script
  (expression_statement
    (binary_expression
      left: (integer)
      right: (binary_expression
        left: (binary_expression
          left: (integer)
          right: (binary_expression
            left: (integer)
            right: (integer)))
        right: (binary_expression
          left: (binary_expression
            left: (integer)
            right: (prefix_unary_expression
              operand: (integer)))
          right: (binary_expression
            left: (binary_expression
              left: (binary_expression
                left: (binary_expression
                  left: (integer)
                  right: (integer))
                right: (integer))
              right: (prefix_unary_expression
                operand: (integer)))
            right: (binary_expression
              left: (binary_expression
                left: (binary_expression
                  left: (binary_expression
                    left: (binary_expression
                      left: (integer)
                      right: (integer))
                    right: (integer))
                  right: (integer))
                right: (integer))
              right: (binary_expression
                left: (binary_expression
                  left: (integer)
                  right: (integer))
                right: (binary_expression
                  left: (binary_expression
                    left: (binary_expression
                      left: (prefix_unary_expression
                        operand: (integer))
                      right: (prefix_unary_expression
                        operand: (integer)))
                    right: (integer))
                  right: (binary_expression
                    left: (binary_expression
                      left: (binary_expression
                        left: (integer)
                        right: (integer))
                      right: (integer))
                    right: (binary_expression
                      left: (integer)
                      right: (integer))))))))))))