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Fixed char -> int conversion problem

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This commit is contained in:
yhirose 2021-02-08 16:23:45 -05:00
parent c56c8da200
commit 73a058d4d9
1 changed files with 5 additions and 4 deletions
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9
peglib.h
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@ -733,15 +733,17 @@ struct ErrorInfo {
} }
private: private:
int cast_char(char c) const { return static_cast<unsigned char>(c); }
std::string heuristic_error_token(const char *s, size_t n, std::string heuristic_error_token(const char *s, size_t n,
const char *error_pos) const { const char *error_pos) const {
auto len = n - std::distance(s, error_pos); auto len = n - std::distance(s, error_pos);
if (len) { if (len) {
size_t i = 0; size_t i = 0;
int c = error_pos[i++]; auto c = cast_char(error_pos[i++]);
if (!std::ispunct(c) && !std::isspace(c)) { if (!std::ispunct(c) && !std::isspace(c)) {
while (i < len && !std::ispunct(error_pos[i]) && while (i < len && !std::ispunct(cast_char(error_pos[i])) &&
!std::isspace(error_pos[i])) { !std::isspace(cast_char(error_pos[i]))) {
i++; i++;
} }
} }
@ -753,7 +755,6 @@ private:
count--; count--;
} }
// return escape_characters(error_pos, std::min<size_t>(i, 8));
return escape_characters(error_pos, j); return escape_characters(error_pos, j);
} }
return std::string(); return std::string();