154 lines
4.3 KiB
C++
154 lines
4.3 KiB
C++
//===-- OptionValueString.cpp ------------------------------------*- C++
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//-*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "lldb/Interpreter/OptionValueString.h"
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// C Includes
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// C++ Includes
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// Other libraries and framework includes
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// Project includes
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#include "lldb/Host/OptionParser.h"
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#include "lldb/Interpreter/Args.h"
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#include "lldb/Utility/Stream.h"
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using namespace lldb;
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using namespace lldb_private;
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void OptionValueString::DumpValue(const ExecutionContext *exe_ctx, Stream &strm,
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uint32_t dump_mask) {
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if (dump_mask & eDumpOptionType)
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strm.Printf("(%s)", GetTypeAsCString());
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if (dump_mask & eDumpOptionValue) {
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if (dump_mask & eDumpOptionType)
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strm.PutCString(" = ");
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if (!m_current_value.empty() || m_value_was_set) {
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if (m_options.Test(eOptionEncodeCharacterEscapeSequences)) {
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std::string expanded_escape_value;
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Args::ExpandEscapedCharacters(m_current_value.c_str(),
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expanded_escape_value);
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if (dump_mask & eDumpOptionRaw)
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strm.Printf("%s", expanded_escape_value.c_str());
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else
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strm.Printf("\"%s\"", expanded_escape_value.c_str());
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} else {
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if (dump_mask & eDumpOptionRaw)
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strm.Printf("%s", m_current_value.c_str());
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else
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strm.Printf("\"%s\"", m_current_value.c_str());
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}
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}
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}
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}
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Error OptionValueString::SetValueFromString(llvm::StringRef value,
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VarSetOperationType op) {
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Error error;
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std::string value_str = value.str();
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value = value.trim();
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if (value.size() > 0) {
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switch (value.front()) {
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case '"':
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case '\'': {
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if (value.size() <= 1 || value.back() != value.front()) {
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error.SetErrorString("mismatched quotes");
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return error;
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}
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value = value.drop_front().drop_back();
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} break;
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}
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value_str = value.str();
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}
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switch (op) {
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case eVarSetOperationInvalid:
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case eVarSetOperationInsertBefore:
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case eVarSetOperationInsertAfter:
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case eVarSetOperationRemove:
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if (m_validator) {
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error = m_validator(value_str.c_str(), m_validator_baton);
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if (error.Fail())
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return error;
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}
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error = OptionValue::SetValueFromString(value, op);
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break;
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case eVarSetOperationAppend: {
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std::string new_value(m_current_value);
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if (value.size() > 0) {
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if (m_options.Test(eOptionEncodeCharacterEscapeSequences)) {
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std::string str;
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Args::EncodeEscapeSequences(value_str.c_str(), str);
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new_value.append(str);
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} else
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new_value.append(value);
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}
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if (m_validator) {
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error = m_validator(new_value.c_str(), m_validator_baton);
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if (error.Fail())
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return error;
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}
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m_current_value.assign(new_value);
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NotifyValueChanged();
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} break;
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case eVarSetOperationClear:
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Clear();
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NotifyValueChanged();
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break;
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case eVarSetOperationReplace:
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case eVarSetOperationAssign:
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if (m_validator) {
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error = m_validator(value_str.c_str(), m_validator_baton);
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if (error.Fail())
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return error;
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}
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m_value_was_set = true;
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if (m_options.Test(eOptionEncodeCharacterEscapeSequences)) {
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Args::EncodeEscapeSequences(value_str.c_str(), m_current_value);
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} else {
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SetCurrentValue(value_str);
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}
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NotifyValueChanged();
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break;
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}
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return error;
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}
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lldb::OptionValueSP OptionValueString::DeepCopy() const {
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return OptionValueSP(new OptionValueString(*this));
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}
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Error OptionValueString::SetCurrentValue(llvm::StringRef value) {
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if (m_validator) {
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Error error(m_validator(value.str().c_str(), m_validator_baton));
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if (error.Fail())
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return error;
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}
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m_current_value.assign(value);
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return Error();
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}
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Error OptionValueString::AppendToCurrentValue(const char *value) {
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if (value && value[0]) {
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if (m_validator) {
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std::string new_value(m_current_value);
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new_value.append(value);
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Error error(m_validator(value, m_validator_baton));
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if (error.Fail())
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return error;
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m_current_value.assign(new_value);
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} else
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m_current_value.append(value);
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}
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return Error();
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}
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