llvm-project/lldb/include/lldb/Utility/StringList.h

136 lines
3.5 KiB
C++

//===-- StringList.h --------------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef LLDB_UTILITY_STRINGLIST_H
#define LLDB_UTILITY_STRINGLIST_H
#include "llvm/ADT/StringRef.h"
#include <stddef.h>
#include <string>
#include <vector>
namespace lldb_private {
class Log;
class Stream;
}
namespace lldb_private {
class StringList {
typedef std::vector<std::string> collection;
public:
StringList();
explicit StringList(const char *str);
StringList(const char **strv, int strc);
virtual ~StringList();
void AppendString(const std::string &s);
void AppendString(std::string &&s);
void AppendString(const char *str);
void AppendString(const char *str, size_t str_len);
void AppendString(llvm::StringRef str);
void AppendList(const char **strv, int strc);
void AppendList(StringList strings);
size_t GetSize() const;
void SetSize(size_t n) { m_strings.resize(n); }
size_t GetMaxStringLength() const;
typedef collection::iterator iterator;
typedef collection::const_iterator const_iterator;
iterator begin() { return m_strings.begin(); }
iterator end() { return m_strings.end(); }
const_iterator begin() const { return m_strings.begin(); }
const_iterator end() const { return m_strings.end(); }
std::string &operator[](size_t idx) {
// No bounds checking, verify "idx" is good prior to calling this function
return m_strings[idx];
}
const std::string &operator[](size_t idx) const {
// No bounds checking, verify "idx" is good prior to calling this function
return m_strings[idx];
}
void PopBack() { m_strings.pop_back(); }
const char *GetStringAtIndex(size_t idx) const;
void Join(const char *separator, Stream &strm);
void Clear();
std::string LongestCommonPrefix();
void InsertStringAtIndex(size_t idx, const std::string &str);
void InsertStringAtIndex(size_t idx, std::string &&str);
void InsertStringAtIndex(size_t id, const char *str);
void DeleteStringAtIndex(size_t id);
void RemoveBlankLines();
size_t SplitIntoLines(const std::string &lines);
size_t SplitIntoLines(const char *lines, size_t len);
std::string CopyList(const char *item_preamble = nullptr,
const char *items_sep = "\n") const;
StringList &operator<<(const char *str);
StringList &operator<<(const std::string &s);
StringList &operator<<(const StringList &strings);
// Copy assignment for a vector of strings
StringList &operator=(const std::vector<std::string> &rhs);
// Dump the StringList to the given lldb_private::Log, `log`, one item per
// line. If given, `name` will be used to identify the start and end of the
// list in the output.
virtual void LogDump(Log *log, const char *name = nullptr);
// Static helper to convert an iterable of strings to a StringList, and then
// dump it with the semantics of the `LogDump` method.
template <typename T>
static void LogDump(Log *log, T s_iterable, const char *name = nullptr) {
if (!log)
return;
// Make a copy of the iterable as a StringList
StringList l{};
for (const auto &s : s_iterable)
l << s;
l.LogDump(log, name);
}
private:
collection m_strings;
};
} // namespace lldb_private
#endif // LLDB_UTILITY_STRINGLIST_H