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feat add EqualsIgnoreCase,StartsWithIgnoreCase,EndsWithIgnoreCase
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tqcq 2024-03-15 15:31:12 +08:00
parent 9b1de49188
commit 84688ebd24
2 changed files with 31 additions and 20 deletions
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19
include/sled/strings/utils.h
View File

@ -11,19 +11,18 @@ char ToUpper(char c);
std::string ToLower(const std::string &str); std::string ToLower(const std::string &str);
std::string ToUpper(const std::string &str); std::string ToUpper(const std::string &str);
std::string ToHex(const std::string &str); std::string ToHex(const std::string &str);
std::string StrJoin(const std::vector<std::string> &strings, std::string StrJoin(const std::vector<std::string> &strings, const std::string &delim, bool skip_empty = false);
const std::string &delim, std::vector<std::string> StrSplit(const std::string &str, const std::string &delim, bool skip_empty = false);
bool skip_empty = false);
std::vector<std::string> StrSplit(const std::string &str,
const std::string &delim,
bool skip_empty = false);
std::string Trim(const std::string &str, const std::string &chars = " \t\n\r"); std::string Trim(const std::string &str, const std::string &chars = " \t\n\r");
std::string TrimLeft(const std::string &str, std::string TrimLeft(const std::string &str, const std::string &chars = " \t\n\r");
const std::string &chars = " \t\n\r"); std::string TrimRight(const std::string &str, const std::string &chars = " \t\n\r");
std::string TrimRight(const std::string &str,
const std::string &chars = " \t\n\r");
bool EndsWith(const std::string &str, const std::string &suffix); bool EndsWith(const std::string &str, const std::string &suffix);
bool StartsWith(const std::string &str, const std::string &prefix); bool StartsWith(const std::string &str, const std::string &prefix);
bool EndsWithIgnoreCase(const std::string &str, const std::string &suffix);
bool StartsWithIgnoreCase(const std::string &str, const std::string &prefix);
bool EqualsIgnoreCase(const std::string &lhs, const std::string &rhs);
}// namespace sled }// namespace sled
#endif// SLED_STRINGS_UTILS_H #endif// SLED_STRINGS_UTILS_H

32
src/strings/utils.cc
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@ -33,9 +33,7 @@ ToUpper(const std::string &str)
} }
std::string std::string
StrJoin(const std::vector<std::string> &strings, StrJoin(const std::vector<std::string> &strings, const std::string &delim, bool skip_empty)
const std::string &delim,
bool skip_empty)
{ {
if (strings.empty()) { return ""; } if (strings.empty()) { return ""; }
@ -59,9 +57,7 @@ StrSplit(const std::string &str, const std::string &delim, bool skip_empty)
size_t start = 0; size_t start = 0;
size_t next_pos = str.find_first_of(delim, start); size_t next_pos = str.find_first_of(delim, start);
while (next_pos != std::string::npos) { while (next_pos != std::string::npos) {
if (!skip_empty || next_pos > start) { if (!skip_empty || next_pos > start) { result.emplace_back(str.substr(start, next_pos - start)); }
result.emplace_back(str.substr(start, next_pos - start));
}
start = next_pos + 1; start = next_pos + 1;
next_pos = str.find_first_of(delim, start); next_pos = str.find_first_of(delim, start);
} }
@ -93,15 +89,31 @@ TrimRight(const std::string &str, const std::string &chars)
bool bool
EndsWith(const std::string &str, const std::string &suffix) EndsWith(const std::string &str, const std::string &suffix)
{ {
return str.size() >= suffix.size() return str.size() >= suffix.size() && str.compare(str.size() - suffix.size(), suffix.size(), suffix) == 0;
&& str.compare(str.size() - suffix.size(), suffix.size(), suffix) == 0;
} }
bool bool
StartsWith(const std::string &str, const std::string &prefix) StartsWith(const std::string &str, const std::string &prefix)
{ {
return str.size() >= prefix.size() return str.size() >= prefix.size() && str.compare(0, prefix.size(), prefix) == 0;
&& str.compare(0, prefix.size(), prefix) == 0; }
bool
EndsWithIgnoreCase(const std::string &str, const std::string &suffix)
{
return EndsWith(ToLower(str), ToLower(suffix));
}
bool
StartsWithIgnoreCase(const std::string &str, const std::string &prefix)
{
return StartsWith(ToLower(str), ToLower(prefix));
}
bool
EqualsIgnoreCase(const std::string &lhs, const std::string &rhs)
{
return ToLower(lhs) == ToLower(rhs);
} }
}// namespace sled }// namespace sled