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eatchar in parser

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Zeno Rogue
2021-10-15 22:13:52 +02:00
parent 9f9a95059a
commit 432499f903
1 changed files with 4 additions and 0 deletions
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4
util.cpp
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@@ -107,6 +107,10 @@ struct exp_parser {
bool ok() { return at == isize(s); } bool ok() { return at == isize(s); }
char next(int step=0) { if(at >= isize(s)-step) return 0; else return s[at+step]; } char next(int step=0) { if(at >= isize(s)-step) return 0; else return s[at+step]; }
char eatchar() {
return s[at++];
}
bool eat(const char *c) { bool eat(const char *c) {
int orig_at = at; int orig_at = at;
while(*c && *c == next()) at++, c++; while(*c && *c == next()) at++, c++;