Function Func

src/script/descriptor.cpp:387–394

Parse a function call. If succesful, sp is updated to be the function's argument(s). */

/** Parse a function call. If succesful, sp is updated to be the function's argument(s). */
bool Func(const std::string& str, Span<const char>& sp)
{
    if ((size_t)sp.size() >= str.size() + 2 && sp[str.size()] == '(' && sp[sp.size() - 1] == ')' && std::equal(str.begin(), str.end(), sp.begin())) {
        sp = sp.subspan(str.size() + 1, sp.size() - str.size() - 2);
        return true;
    }
    return false;
}

/** Return the expression that sp begins with, and update sp to skip it. */
Span<const char> Expr(Span<const char>& sp)