LineBuffer Class Reference

#include <line_buffer.hpp>

Collaboration diagram for LineBuffer:

Public Member Functions
bool	hasLine () const
std::string_view	peek () const
void	pop ()
void	write (std::string_view str)

Private Member Functions
void	reduceBuf ()

Private Attributes
std::string	buf
size_t	endIdx = 0
size_t	startIdx = 0

Detailed Description

Definition at line 7 of file line_buffer.hpp.

Member Function Documentation

hasLine()

bool LineBuffer::hasLine ( ) const

inline

Definition at line 11 of file line_buffer.hpp.

{ return startIdx != endIdx; }

References endIdx, and startIdx.

Referenced by LaunchContext::processOutput(), ControlPort::readReady(), and write().

peek()

std::string_view LineBuffer::peek ( ) const

inline

Definition at line 14 of file line_buffer.hpp.

                                    {
                return std::string_view(buf.data() + startIdx, endIdx - startIdx);
        }

References buf, endIdx, and startIdx.

Referenced by LaunchContext::processOutput(), and ControlPort::readReady().

pop()

void LineBuffer::pop

(

)

Definition at line 14 of file line_buffer.cpp.

                    {
        startIdx = endIdx;
        auto idx = buf.find('\n', endIdx);
        if(idx != buf.npos){
                endIdx = idx + 1;
        }
}

References buf, endIdx, and startIdx.

Referenced by LaunchContext::processOutput(), ControlPort::readReady(), and write().

reduceBuf()

void LineBuffer::reduceBuf ( )

private

Definition at line 22 of file line_buffer.cpp.

                          {
        assert(startIdx <= endIdx);
        buf.erase(0, startIdx);
        endIdx = endIdx - startIdx;
        startIdx = 0;
}

References buf, endIdx, and startIdx.

Referenced by write().

write()

void LineBuffer::write

(

std::string_view

str

)

Definition at line 4 of file line_buffer.cpp.

                                        {
        reduceBuf();
 
        buf += str;
 
        if(!hasLine()){
                pop();
        }
}

References buf, hasLine(), pop(), and reduceBuf().

Referenced by LaunchContext::processOutput(), and ControlPort::readReady().

Here is the call graph for this function:

Member Data Documentation

buf

std::string LineBuffer::buf

private

Definition at line 23 of file line_buffer.hpp.

Referenced by peek(), pop(), reduceBuf(), and write().

endIdx

size_t LineBuffer::endIdx = 0

private

Definition at line 25 of file line_buffer.hpp.

Referenced by hasLine(), peek(), pop(), and reduceBuf().

startIdx

size_t LineBuffer::startIdx = 0

private

Definition at line 24 of file line_buffer.hpp.

Referenced by hasLine(), peek(), pop(), and reduceBuf().

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The documentation for this class was generated from the following files:

• gui/QT/util/line_buffer.hpp
• gui/QT/util/line_buffer.cpp