// -*- C++ -*-
-/** This is a collection of string helper functions that works
- together with string (and later also with STL String. Some of these
- would certainly benefit from a rewrite/optimization.
+/*
+ This is a collection of string helper functions that works
+ together with string (and later also with STL String. Some of these
+ would certainly benefit from a rewrite/optimization.
*/
#ifndef LSTRINGS_H
#define LSTRINGS_H
-#include <cstring>
-
-//#warning verify this please. Lgb
-///
-template<class T>
-size_t lstrlen(T const * t)
-{
- Assert(t); // we don't want null pointers
- size_t count = 0;
- T const * r = t;
- while(*r != 0) ++r, ++count;
- return count;
-}
+#ifdef __GNUG__
+#pragma interface
+#endif
+#include <cstring>
+#include <cctype>
-//#warning verify this please. Lgb
-///
-template<class T>
-T * lstrchr(T const * t, int c)
-{
- Assert(t); // we don't want null pointers
- T * r = const_cast<T*>(t);
- while(*r != 0)
- if (*r == c) return r; else ++r;
- return 0;
-}
+#include "Lsstream.h"
-#include <cctype>
#include "LString.h"
///
-inline int compare_no_case(string const & s, string const & s2)
-{
- // ANSI C
- string::const_iterator p = s.begin();
- string::const_iterator p2 = s2.begin();
-
- while (p != s.end() && p2 != s2.end()) {
- if (tolower(*p) != tolower(*p2))
- return (tolower(*p) < tolower(*p2)) ? -1 : 1;
- ++p;
- ++p2;
- }
-
- return s.size() - s2.size();
-}
-
+int compare_no_case(string const & s, string const & s2);
///
-inline int compare_no_case(string const & s, string const & s2,
- unsigned int len)
-{
-//#warning verify this func please
- string::const_iterator p = s.begin();
- string::const_iterator p2 = s2.begin();
- unsigned int i = 0;
- while (i < len && p != s.end() && p2 != s2.end()) {
- if (tolower(*p) != tolower(*p2))
- return (tolower(*p) < tolower(*p2)) ? -1 : 1;
- ++i;
- ++p;
- ++p2;
- }
- return s.size() - s2.size();
-}
-
+int compare_no_case(string const & s, string const & s2, unsigned int len);
///
-inline int compare(char const * a, char const * b)
+inline
+int compare(char const * a, char const * b)
{
return strcmp(a, b);
}
-
///
-inline int compare(char const * a, char const * b, unsigned int len)
+inline
+int compare(char const * a, char const * b, unsigned int len)
{
return strncmp(a, b, len);
}
-
///
bool isStrInt(string const & str);
+/// does the string represent an unsigned integer value ?
+bool isStrUnsignedInt(string const & str);
+
///
int strToInt(string const & str);
-///
-string lowercase(string const &);
+/// convert string to an unsigned integer
+unsigned int strToUnsignedInt(string const & str);
-/// int to string
-string tostr(int i);
+///
+bool isStrDbl(string const & str);
///
-string tostr(unsigned int);
+double strToDbl(string const & str);
-/// long to string
-string tostr(long l);
+///
+char lowercase(char c);
+
+///
+char uppercase(char c);
///
-string tostr(unsigned long l);
+string const lowercase(string const &);
///
-string tostr(char c);
+string const uppercase(string const &);
-/// void * to string
-string tostr(void * v);
+/// convert T to string
+template<typename T>
+inline
+string const tostr(T const & t)
+{
+ ostringstream ostr;
+ ostr << t;
+ return ostr.str().c_str();
+ // We need to use the .c_str since we sometimes are using
+ // our own string class and that is not compatible with
+ // basic_string<char>. (of course we don't want this later)
+}
-/// bool to string
-string tostr(bool b);
///
-string tostr(double d);
+template<>
+inline
+string const tostr(bool const & b)
+{
+ return (b ? "true" : "false");
+}
+
+///
+template<>
+inline
+string const tostr(string const & s)
+{
+ return s;
+}
/// Does the string start with this prefix?
bool prefixIs(string const &, char const *);
+/// Does the string start with this prefix?
+bool prefixIs(string const &, string const &);
+
/// Does the string end with this char?
bool suffixIs(string const &, char);
/// Does the string end with this suffix?
bool suffixIs(string const &, char const *);
+/// Does the string end with this suffix?
+bool suffixIs(string const &, string const &);
+
///
bool contains(char const * a, string const & b);
///
bool contains(char const * a, char const * b);
+///
+bool containsOnly(string const &, char const *);
+
+///
+bool containsOnly(string const &, string const &);
+
+///
+bool containsOnly(char const *, char const *);
+
+///
+bool containsOnly(char const *, string const &);
+
/// Counts how many of character c there is in a
-int countChar(string const & a, char const c);
+string::size_type countChar(string const & a, char c);
/** Extracts a token from this string at the nth delim.
Doesn't modify the original string. Similar to strtok.
#"a;bc;d".token(';', 1) == "bc";#
#"a;bc;d".token(';', 2) == "d";#
*/
-string token(string const & a, char delim, int n);
+string const token(string const & a, char delim, int n);
/** Search a token in this string using the delim.
bool regexMatch(string const & a, string const & pattern);
/// Substitute all "oldchar"s with "newchar"
-string subst(string const & a, char oldchar, char newchar);
+string const subst(string const & a, char oldchar, char newchar);
/// Substitutes all instances of oldstr with newstr
-string subst(string const & a,
+string const subst(string const & a,
char const * oldstr, string const & newstr);
+/// substitutes all instances ofr oldstr with newstr
+string const subst(string const & a,
+ string const & oldstr, string const & newstr);
+
/** Strips characters off the end of a string.
#"abccc".strip('c') = "ab".#
*/
-string strip(string const & a, char const c = ' ');
+string const strip(string const & a, char c = ' ');
/** Strips characters of the beginning of a string.
#"cccba".frontstrip('c') = "ba"#. */
-string frontStrip(string const & a, char const c = ' ');
+string const frontStrip(string const & a, char c = ' ');
/** Strips characters off the beginning of a string.
#"ababcdef".frontstrip("ab") = "cdef"# .*/
-string frontStrip(string const & a, char const * p);
+string const frontStrip(string const & a, char const * p);
/** Splits the string by the first delim.
Splits the string by the first appearance of delim.
Example:
#s1= ""; s2= "a;bc".split(s1, ';') -> s1 == "a"; s2 == "bc";#
*/
-string split(string const & a, string & piece, char delim);
+string const split(string const & a, string & piece, char delim);
/// Same as split but does not return a piece
-string split(string const & a, char delim);
+string const split(string const & a, char delim);
/// Same as split but uses the last delim.
-string rsplit(string const & a, string & piece, char delim);
+string const rsplit(string const & a, string & piece, char delim);
#endif