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Import a simple text editor I started working on.

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This commit is contained in:
Andreas Kling 2018-12-04 00:27:16 +01:00
parent 405383fd2f
commit ca6847b5bb
59 changed files with 895 additions and 39 deletions
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110
AK/AKString.h Normal file
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#pragma once
#include "ByteBuffer.h"
#include "RetainPtr.h"
#include "StringImpl.h"
#include "Traits.h"
#include "Vector.h"
#include "kstdio.h"
namespace AK {
class String {
public:
~String() { }
String() { }
String(const String& other)
: m_impl(const_cast<String&>(other).m_impl.copyRef())
{
}
String(String&& other)
: m_impl(move(other.m_impl))
{
}
String(const char* cstring, ShouldChomp shouldChomp = NoChomp)
: m_impl(StringImpl::create(cstring, shouldChomp))
{
}
String(const char* cstring, size_t length, ShouldChomp shouldChomp = NoChomp)
: m_impl(StringImpl::create(cstring, length, shouldChomp))
{
}
String(const StringImpl& impl)
: m_impl(const_cast<StringImpl&>(impl))
{
}
String(RetainPtr<StringImpl>&& impl)
: m_impl(move(impl))
{
}
unsigned toUInt(bool& ok) const;
String toLowercase() const
{
if (!m_impl)
return String();
return m_impl->toLowercase();
}
String toUppercase() const
{
if (!m_impl)
return String();
return m_impl->toUppercase();
}
Vector<String> split(char separator) const;
String substring(size_t start, size_t length) const;
bool isNull() const { return !m_impl; }
bool isEmpty() const { return length() == 0; }
unsigned length() const { return m_impl ? m_impl->length() : 0; }
const char* characters() const { return m_impl ? m_impl->characters() : nullptr; }
char operator[](unsigned i) const { ASSERT(m_impl); return (*m_impl)[i]; }
bool operator==(const String&) const;
bool operator!=(const String& other) const { return !(*this == other); }
String isolatedCopy() const;
static String empty();
StringImpl* impl() { return m_impl.ptr(); }
const StringImpl* impl() const { return m_impl.ptr(); }
String& operator=(String&& other)
{
if (this != &other)
m_impl = move(other.m_impl);
return *this;
}
String& operator=(const String& other)
{
if (this != &other)
m_impl = const_cast<String&>(other).m_impl.copyRef();
return *this;
}
ByteBuffer toByteBuffer() const;
private:
RetainPtr<StringImpl> m_impl;
};
template<>
struct Traits<String> {
static unsigned hash(const String& s) { return s.impl() ? s.impl()->hash() : 0; }
static void dump(const String& s) { kprintf("%s", s.characters()); }
};
}
using AK::String;