diff options
Diffstat (limited to 'common/str.cpp')
| -rw-r--r-- | common/str.cpp | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/common/str.cpp b/common/str.cpp index 3a3b1e610c..0d24f2edac 100644 --- a/common/str.cpp +++ b/common/str.cpp @@ -264,6 +264,9 @@ String& String::operator =(char c) { } String &String::operator +=(const char *str) { + if (_str <= str && str <= _str + _size) + return operator+=(Common::String(str)); + int len = strlen(str); if (len > 0) { ensureCapacity(_size + len, true); @@ -275,6 +278,9 @@ String &String::operator +=(const char *str) { } String &String::operator +=(const String &str) { + if (&str == this) + return operator+=(Common::String(str)); + int len = str._size; if (len > 0) { ensureCapacity(_size + len, true); @@ -294,6 +300,10 @@ String &String::operator +=(char c) { return *this; } +bool String::hasPrefix(const String &x) const { + return hasPrefix(x.c_str()); +} + bool String::hasPrefix(const char *x) const { assert(x != 0); // Compare x with the start of _str. @@ -307,6 +317,10 @@ bool String::hasPrefix(const char *x) const { return *x == 0; } +bool String::hasSuffix(const String &x) const { + return hasSuffix(x.c_str()); +} + bool String::hasSuffix(const char *x) const { assert(x != 0); // Compare x with the end of _str. @@ -323,6 +337,10 @@ bool String::hasSuffix(const char *x) const { return *x == 0; } +bool String::contains(const String &x) const { + return strstr(c_str(), x.c_str()) != NULL; +} + bool String::contains(const char *x) const { assert(x != 0); return strstr(c_str(), x) != NULL; |