1813                                 const char* haystack_expr,  in IsSubstringImpl()  argument
1825          << "a substring of " << haystack_expr << "\n"  in IsSubstringImpl()
1835 AssertionResult IsSubstring(const char* needle_expr, const char* haystack_expr,  in IsSubstring()  argument
1837   return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack);  in IsSubstring()
1840 AssertionResult IsSubstring(const char* needle_expr, const char* haystack_expr,  in IsSubstring()  argument
1842   return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack);  in IsSubstring()
1846                                const char* haystack_expr, const char* needle,  in IsNotSubstring()  argument
1848   return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack);  in IsNotSubstring()
1852                                const char* haystack_expr, const wchar_t* needle,  in IsNotSubstring()  argument
1854   return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack);  in IsNotSubstring()
1857 AssertionResult IsSubstring(const char* needle_expr, const char* haystack_expr,  in IsSubstring()  argument
1860   return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack);  in IsSubstring()
1864                                const char* haystack_expr,  in IsNotSubstring()  argument
1867   return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack);  in IsNotSubstring()
1871 AssertionResult IsSubstring(const char* needle_expr, const char* haystack_expr,  in IsSubstring()  argument
1874   return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack);  in IsSubstring()
1878                                const char* haystack_expr,  in IsNotSubstring()  argument
1881   return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack);  in IsNotSubstring()