// RUN: %check_clang_tidy %s readability-simplify-boolean-expr %t -- -config="{CheckOptions: {readability-simplify-boolean-expr.ChainedConditionalReturn: true}}" --

bool chained_conditional_compound_return(int i) {
  if (i < 0) {
    return true;
  } else if (i < 10) {
    return false;
  } else if (i > 20) {
    return true;
  } else {
    return false;
  }
  // CHECK-MESSAGES: :[[@LINE-4]]:12: warning: redundant boolean literal in conditional return statement [readability-simplify-boolean-expr]
  // CHECK-FIXES:      } else if (i < 10) {
  // CHECK-FIXES-NEXT:   return false;
  // CHECK-FIXES-NEXT: } else return i > 20;
}

bool chained_conditional_return(int i) {
  if (i < 0)
    return true;
  else if (i < 10)
    return false;
  else if (i > 20)
    return true;
  else
    return false;
  // CHECK-MESSAGES: :[[@LINE-3]]:12: warning: {{.*}} in conditional return statement
  // CHECK-FIXES:      else if (i < 10)
  // CHECK-FIXES-NEXT:   return false;
  // CHECK-FIXES-NEXT: else return i > 20;
}

bool chained_simple_if_return(int i) {
  if (i < 5)
    return true;
  if (i > 10)
    return true;
  return false;
}
// CHECK-MESSAGES: :[[@LINE-3]]:12: warning: {{.*}} in conditional return
// CHECK-FIXES: bool chained_simple_if_return(int i) {
// CHECK-FIXES:   if (i < 5)
// CHECK-FIXES:     return true;
// CHECK-FIXES:   return i > 10;
// CHECK-FIXES: }

bool chained_simple_if_return_negated(int i) {
  if (i < 5)
    return false;
  if (i > 10)
    return false;
  return true;
}
// CHECK-MESSAGES: :[[@LINE-3]]:12: warning: {{.*}} in conditional return
// CHECK-FIXES: bool chained_simple_if_return_negated(int i) {
// CHECK-FIXES:   if (i < 5)
// CHECK-FIXES:     return false;
// CHECK-FIXES:   return i <= 10;
// CHECK-FIXES: }

bool complex_chained_if_return_return(int i) {
  if (i < 5) {
    return true;
  }
  if (i > 10) {
    return true;
  }
  return false;
}
// CHECK-MESSAGES: :[[@LINE-4]]:12: warning: {{.*}} in conditional return
// CHECK-FIXES: bool complex_chained_if_return_return(int i) {
// CHECK-FIXES:   if (i < 5) {
// CHECK-FIXES:     return true;
// CHECK-FIXES:   }
// CHECK-FIXES:   return i > 10;
// CHECK-FIXES: }

bool complex_chained_if_return_return_negated(int i) {
  if (i < 5) {
    return false;
  }
  if (i > 10) {
    return false;
  }
  return true;
}
// CHECK-MESSAGES: :[[@LINE-4]]:12: warning: {{.*}} in conditional return
// CHECK-FIXES: bool complex_chained_if_return_return_negated(int i) {
// CHECK-FIXES:   if (i < 5) {
// CHECK-FIXES:     return false;
// CHECK-FIXES:   }
// CHECK-FIXES:   return i <= 10;
// CHECK-FIXES: }


bool PR57819(int x) {
  // False positive introduced in clang-tidy-15
  // Expect no warning here.
  if (x > 0)
    return false;
  else {
  }
  return true;
}
