parseSwitchCaseHead method
Parses a single 'case E:' or 'default:' without the following statements
Implementation
SwitchCase parseSwitchCaseHead() {
int start = token?.startOffset??0;
int line = token?.line??0;
Token? tok = requireNext(Token.NAME);
if (tok?.text == 'case') {
Expression value = parseExpression();
consume(Token.COLON);
return new SwitchCase(value, <Statement>[])
..start = start
..end = endOffset
..line = line;
} else if (tok?.text == 'default') {
consume(Token.COLON);
return new SwitchCase(null, <Statement>[])
..start = start
..end = endOffset
..line = line;
} else {
throw fail();
}
}