Function PrintAsStringLiteralTo

test/common/gtest/gtest.cpp:10031–10042

Prints a wchar_t c as if it's part of a string literal, escaping it when necessary; returns how c was formatted.

// Prints a wchar_t c as if it's part of a string literal, escaping it when
// necessary; returns how c was formatted.
static CharFormat PrintAsStringLiteralTo(wchar_t c, ostream* os) {
  switch (c) {
    case L'\'':
      *os << "'";
      return kAsIs;
    case L'"':
      *os << "\\\"";
      return kSpecialEscape;
    default:
      return PrintAsCharLiteralTo<wchar_t>(c, os);
  }
}

// Prints a char c as if it's part of a string literal, escaping it when
// necessary; returns how c was formatted.