llvm-project/lldb/tools/lldb-mi/MICmdArgValConsume.cpp

89 lines
2.6 KiB
C++

//===-- MICmdArgValConsume.cpp ----------------------------------*- 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
//
//===----------------------------------------------------------------------===//
// In-house headers:
#include "MICmdArgValConsume.h"
#include "MICmdArgContext.h"
//++
// Details: CMICmdArgValConsume constructor.
// Type: Method.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdArgValConsume::CMICmdArgValConsume() {}
//++
// Details: CMICmdArgValConsume constructor.
// Type: Method.
// Args: vrArgName - (R) Argument's name to search by.
// vbMandatory - (R) True = Yes must be present, false = optional
// argument.
// Return: None.
// Throws: None.
//--
CMICmdArgValConsume::CMICmdArgValConsume(const CMIUtilString &vrArgName,
const bool vbMandatory)
: CMICmdArgValBaseTemplate(vrArgName, vbMandatory, true) {}
//++
// Details: CMICmdArgValConsume destructor.
// Type: Overidden.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdArgValConsume::~CMICmdArgValConsume() {}
//++
// Details: Parse the command's argument options string and try to extract the
// value *this
// argument is looking for.
// Type: Overridden.
// Args: vwArgContext - (R) The command's argument options string.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool CMICmdArgValConsume::Validate(CMICmdArgContext &vwArgContext) {
if (vwArgContext.IsEmpty())
return m_bMandatory ? MIstatus::failure : MIstatus::success;
// Consume the optional file, line, linenum arguments till the mode '--'
// argument
const CMIUtilString::VecString_t vecOptions(vwArgContext.GetArgs());
CMIUtilString::VecString_t::const_iterator it = vecOptions.begin();
while (it != vecOptions.end()) {
const CMIUtilString &rTxt(*it);
if (rTxt == "--") {
m_bFound = true;
m_bValid = true;
if (!vwArgContext.RemoveArg(rTxt))
return MIstatus::failure;
return MIstatus::success;
}
// Next
++it;
}
return MIstatus::failure;
}
//++
// Details: Nothing to examine as we just want to consume the argument or option
// (ignore
// it).
// Type: Method.
// Args: None.
// Return: bool - True = yes ok, false = not ok.
// Throws: None.
//--
bool CMICmdArgValConsume::IsOk() const { return true; }