/**
* To extract the argument of address
*
* Input:
* String the whole argument
*
* Return the value of the address
* Throw if value is invalid
*/
int extractValue(String *arguments){
char *returnChar;
int returnInt;
String *string;
stringTrimLeft(arguments);
if(stringCharAt(arguments,0) == ',')
stringRemoveChar(arguments);
if(stringCharAt(arguments,0) == ';' || stringLength(arguments) == 0)
Throw(ERR_NO_ARGUMENT);
string = stringRemoveWordNotContaining(arguments,",;");
stringTrim(string);
if(stringLength(string) == 0)
Throw(ERR_EMPTY_ARGUMENT);
returnChar = stringSubstringInChar(string,0,string->length);
returnInt = evaluate(returnChar);
free(string);
return returnInt;
} //pass to jason
/**
* To extract the argument of access or banked
*
* Input:
* String the whole argument
*
* Return the value of access/banked
* Throw if value is invalid
*/
int extractAccessBanked(String *arguments){
char location;
char *returnChar;
int returnInt;
String *string;
String *banked = stringNew(textNew("BANKED")); //1
String *access = stringNew(textNew("ACCESS")); //0
if(stringCharAt(arguments,0) == ',')
stringRemoveChar(arguments);
if(stringLength(arguments) == 0 ||stringCharAt(arguments,0) == ';')
Throw(ERR_NO_ARGUMENT);
stringTrimLeft(arguments);
if(stringLength(arguments) == 0 ||stringCharAt(arguments,0) == ';')
Throw(ERR_EMPTY_ARGUMENT);
string = stringRemoveWordNotContaining(arguments,",;");
stringTrim(string);
if(stringLength(string) == 0){
if(stringCharAt(arguments,0) == ',')
stringRemoveChar(arguments);
Throw(ERR_EMPTY_ARGUMENT);
}
else if(stringLength(string) == 6){
if(stringIsEqual(string,banked))
returnInt = 1;
else if(stringIsEqual(string,access))
returnInt = 0;
else{
returnChar = stringSubstringInChar(string,0,string->length);
returnInt = evaluate(returnChar);
}
}
else{
returnChar = stringSubstringInChar(string,0,string->length);
returnInt = evaluate(returnChar);
}
if(stringCharAt(arguments,0) == ',')
stringRemoveChar(arguments);
free(string);
return returnInt;
}
/**
* To extract the argument of location to save
*
* Input:
* String the whole argument
*
* Return the value of the location
* Throw if value is invalid
*/
int extractDestination(String *arguments){
char location;
char *returnChar;
int returnInt;
String *string;
if(stringCharAt(arguments,0) == ',')
stringRemoveChar(arguments);
if(stringLength(arguments) == 0 ||stringCharAt(arguments,0) == ';')
Throw(ERR_NO_ARGUMENT);
stringTrimLeft(arguments);
if(stringLength(arguments) == 0 || stringCharAt(arguments,0)== ';')
Throw(ERR_EMPTY_ARGUMENT);
string = stringRemoveWordNotContaining(arguments,",;");
stringTrim(string);
if(stringLength(string) == 0){
if(stringCharAt(arguments,0) == ',')
stringRemoveChar(arguments);
Throw(ERR_EMPTY_ARGUMENT);
}
else if(stringLength(string) == 1){
location = stringCharAt(string,0);
if(location == 'F')
returnInt = 1;
else if(location == 'W')
returnInt = 0;
else{
returnChar = stringSubstringInChar(string,0,string->length);
returnInt = evaluate(returnChar);
}
}
else{
returnChar = stringSubstringInChar(string,0,string->length);
returnInt = evaluate(returnChar);
}
free(string);
return returnInt;
}//if f, return 1, w is 0
void test_stringCharAt_should_return_negative_1_negative_input_static(void) {
Text *text = t"ChiewWingGum";
String *string = stringNew(text);
TEST_ASSERT_EQUAL(-1,stringCharAt(string,-1));
}
void test_stringCharAt_should_return_negative_1_over_string_length_static(void) {
Text *text = t"TanSooFatt";
String *string = stringNew(text);
TEST_ASSERT_EQUAL(-1,stringCharAt(string,15));
}
void test_stringCharAt_should_return_index_static(void) {
Text *text = t"PoonJiyeon";
String *string = stringNew(text);
TEST_ASSERT_EQUAL('J',stringCharAt(string,4));
}
void test_stringCharAt_should_return_index(void) {
Text *text = textNew("Poon Jiyeon");
String *string = stringNew(text);
TEST_ASSERT_EQUAL(' ',stringCharAt(string,4));
}
/**
* Return the one token from the String. The String is updated.
* If the string is empty, NULL is return.
*
* Input:
* str is the String object
*
* Possible returned token:
* Number, Operator, and Identifier tokens
*/
Token *getToken(String *str) {
//1 trim left
//2 check first character
// a -if a number then extract the number string
// -convert into integer
// -create number token
// b -if alphabetSet then extract the identifier
// -create identifier token
// c -if operator set then extract operator symbol
// -create operator token
char charReturn[3];
Token *tokenReturn = NULL;
String *strReturn = NULL;
Number *number = NULL;
Identifier *identifier = NULL;
Operator *operator = NULL;
stringTrimLeft(str);
if(stringLength(str) == 0)
return NULL;
//Number
if(stringIsCharAtInSet(str,0,numberSet)){
strReturn = stringRemoveWordContaining(str,numberSet);
if(stringIsCharAtInSet(str,0,alphabetSet)){
Throw(ERR_NUMBER_NOT_WELL_FORMED);
}
else{
number = numberNew(stringToInteger(strReturn));
tokenReturn = (Token *)number;
stringDel(strReturn);
}
}
//Identifier
else if(stringIsCharAtInSet(str,0,alphabetSet)){
strReturn = stringRemoveWordContaining(str,alphaNumericSet);
identifier = identifierNew(stringSubstringInText(strReturn,0,strReturn->length));
tokenReturn = (Token *)identifier;
stringDel(strReturn);
}
//Operator
else if(stringIsCharAtInSet(str,0,operatorSet)){
charReturn[0] = (char )stringRemoveChar(str);
charReturn[1] = 0;
if(stringCharAt(str,0) == charReturn[0] && stringLength(str) != 0){
if(charReturn[0] == '&'){
charReturn[0] = '&';
charReturn[1] = '&';
charReturn[2] = 0;
str->start++;
str->length--;
}
else if(charReturn[0] == '|'){
charReturn[0] = '|';
charReturn[1] = '|';
charReturn[2] = 0;
str->start++;
str->length--;
}
}
operator = operatorNewBySymbol(charReturn);
tokenReturn = (Token *)operator;
}
else
Throw(ERR_ILLEGAL_ARGUMENT);
return tokenReturn;
}
