isOperator determines whether the current token is an operator.
()
| 162 | |
| 163 | // isOperator determines whether the current token is an operator. |
| 164 | func (tok token) isOperator() bool { return tok > opBeg && tok < opEnd } |
| 165 | |
| 166 | // String returns the string representation of the token. |
| 167 | func (tok token) String() string { |