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Print non-ascii characters as numbers in CharacterRange::to_string

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This commit is contained in:
Max Brunsfeld 2014-09-28 18:19:42 -07:00
parent 13ba35e26f
commit e0185f84fc
1 changed files with 5 additions and 1 deletions
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6
src/compiler/rules/character_range.cc
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@ -7,6 +7,7 @@ namespace rules {
using std::ostream;
using std::string;
using std::to_string;
CharacterRange::CharacterRange(uint32_t value) : min(value), max(value) {}
CharacterRange::CharacterRange(uint32_t min, uint32_t max)
@ -26,7 +27,10 @@ bool CharacterRange::operator<(const CharacterRange &other) const {
return false;
}
string escape_character(unsigned char input) {
string escape_character(uint32_t input) {
if (input >= 255)
return to_string(input);
switch (input) {
case '\0':
return "\\0";