// Unnecessary escapes. (adapted from tests/quotes/strings.js)
// Note that in directives, unnecessary escapes should be preserved.
// See https://github.com/prettier/prettier/issues/1555
'\'';
'\"';
"\'";
"\"";
"\\";
"\a";
"hol\a";
"hol\a";
"hol\\a (the a is not escaped)";
"hol\\a (the a is not escaped)";
"multiple \a unnecessary \a escapes";
"multiple \a unnecessary \a escapes";
"unnecessarily escaped character preceded by escaped backslash \\\a";
"unnecessarily escaped character preceded by escaped backslash \\\a";
"unescaped character preceded by two escaped backslashes       \\\\a";
"unescaped character preceded by two escaped backslashes       \\\\a";
"\a\a"; // consecutive unnecessarily escaped characters
"\a\a"; // consecutive unnecessarily escaped characters
"escaped \u2030 \‰ (should still stay escaped)";

// Meaningful escapes
// Commented out to avoid `SyntaxError: Octal literals are not allowed in strict mode.`
// "octal escapes \0 \1 \2 \3 \4 \5 \6 \7"
// 'octal escapes \0 \1 \2 \3 \4 \5 \6 \7'
"meaningfully escaped alphabetical characters \n \r \v \t \b \f \u2713 \x61";
"meaningfully escaped alphabetical characters \n \r \v \t \b \f \u2713 \x61";
"escaped newline \
";
"escaped carriage return \
";
"escaped \u2028 \
";
"escaped \u2029 \
";