25 #ifndef ACE_ROUTINE_FCSTRING_H 26 #define ACE_ROUTINE_FCSTRING_H 33 class __FlashStringHelper;
55 static const uint8_t kCStringType = 0;
56 static const uint8_t kFStringType = 1;
63 mStringType(kCStringType) {
68 explicit FCString(
const __FlashStringHelper* s):
69 mStringType(kFStringType) {
74 bool isNull()
const {
return mString.cstring ==
nullptr; }
77 uint8_t
getType()
const {
return mStringType; }
80 const char*
getCString()
const {
return mString.cstring; }
83 const __FlashStringHelper*
getFString()
const {
return mString.fstring; }
91 size_t printTo(Print& printer)
const;
100 const __FlashStringHelper* fstring;
101 } mString = {
nullptr };
103 uint8_t mStringType = kCStringType;
bool isNull() const
Return if this is a null string.
const __FlashStringHelper * getFString() const
Get the flash string pointer.
uint8_t getType() const
Get the internal type of string.
A union of (const char*) and (const __FlashStringHelper*) with a discriminator.
const char * getCString() const
Get the c-string pointer.
FCString(const __FlashStringHelper *s)
Construct with a flash string.
int compareTo(const FCString &that) const
Compare to another FCString.
FCString(const char *s)
Construct with a c-string.
size_t printTo(Print &printer) const
Convenience method for printing an FCString to printer.
FCString()
Default constructor initializes to a nullptr of kCStringType.