tools/lldb-mi/MICmdArgValOptionShort.cpp

//===-- MICmdArgValOptionShort.cpp ------------------------------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

//++
// File:		MICmdArgValOptionShort.cpp
//
// Overview:	CMICmdArgValOptionShort implementation.
//
// Environment:	Compilers:	Visual C++ 12.
//							gcc (Ubuntu/Linaro 4.8.1-10ubuntu9) 4.8.1
//				Libraries:	See MIReadmetxt. 
//
// Copyright:	None.
//--

// In-house headers:
#include "MICmdArgValOptionShort.h"
#include "MICmdArgContext.h"

//++ ------------------------------------------------------------------------------------
// Details:	CMICmdArgValOptionShort constructor.
// Type:	Method.
// Args:	None.
// Return:	None.
// Throws:	None.
//--
CMICmdArgValOptionShort::CMICmdArgValOptionShort( void )
{
}

//++ ------------------------------------------------------------------------------------
// Details:	CMICmdArgValOptionShort constructor.
// Type:	Method.
// Args:	vrArgName		- (R) Argument's name to search by.
//			vbMandatory		- (R) True = Yes must be present, false = optional argument.
//			vbHandleByCmd	- (R) True = Command processes *this option, false = not handled.
// Return:	None.
// Throws:	None.
//--
CMICmdArgValOptionShort::CMICmdArgValOptionShort( const CMIUtilString & vrArgName, const bool vbMandatory, const bool vbHandleByCmd )
:	CMICmdArgValOptionLong( vrArgName, vbMandatory, vbHandleByCmd )
{
}

//++ ------------------------------------------------------------------------------------
// Details:	CMICmdArgValOptionLong constructor.
// Type:	Method.
// Args:	vrArgName			- (R) Argument's name to search by.
//			vbMandatory			- (R) True = Yes must be present, false = optional argument.
//			vbHandleByCmd		- (R) True = Command processes *this option, false = not handled.
//			veType				- (R) The type of argument to look for and create argument object of a certain type.	
//			vnExpectingNOptions	- (R) The number of options expected to read following *this argument.
// Return:	None.
// Throws:	None.
//--
CMICmdArgValOptionShort::CMICmdArgValOptionShort( const CMIUtilString & vrArgName, const bool vbMandatory, const bool vbHandleByCmd, const ArgValType_e veType, const MIuint vnExpectingNOptions )
:	CMICmdArgValOptionLong( vrArgName, vbMandatory, vbHandleByCmd, veType, vnExpectingNOptions )
{
}

//++ ------------------------------------------------------------------------------------
// Details:	CMICmdArgValOptionShort destructor.
// Type:	Overridden.
// Args:	None.
// Return:	None.
// Throws:	None.
//--
CMICmdArgValOptionShort::~CMICmdArgValOptionShort( void )
{
}

//++ ------------------------------------------------------------------------------------
// Details:	Examine the string and determine if it is a valid short type option argument.
// Type:	Method.
// Args:	vrTxt	- (R) Some text.
// Return:	bool -	True = yes valid arg, false = no.
// Throws:	None.
//--
bool CMICmdArgValOptionShort::IsArgShortOption( const CMIUtilString & vrTxt ) const
{
	// Look for --someLongOption
	MIint nPos = vrTxt.find( "--" );
	if( nPos == 0 )
		return false;
	
	// Look for -f short option
	nPos = vrTxt.find( "-" );
	if( nPos != 0 )
		return false;
	
	if( vrTxt.length() > 2 )
		return false;

	return true;
}

//++ ------------------------------------------------------------------------------------
// Details:	Examine the string and determine if it is a valid short type option argument.
//			Long type argument looks like -f some short option.
// Type:	Overridden.
// Args:	vrTxt	- (R) Some text.
// Return:	bool -	True = yes valid arg, false = no.
// Throws:	None.
//--
bool CMICmdArgValOptionShort::IsArgOptionCorrect( const CMIUtilString & vrTxt ) const
{
	return IsArgShortOption( vrTxt );
}

//++ ------------------------------------------------------------------------------------
// Details:	Does the argument name of the argument being parsed ATM match the name of 
//			*this argument object.
// Type:	Overridden.
// Args:	vrTxt	- (R) Some text.
// Return:	bool -	True = yes arg name matched, false = no.
// Throws:	None.
//--
bool CMICmdArgValOptionShort::ArgNameMatch( const CMIUtilString & vrTxt ) const
{
	const CMIUtilString strArg = vrTxt.substr( 1 ).c_str();
	return (strArg == GetName() );
}