X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Finsets%2FInsetCommandParams.cpp;h=e22db995959860beb69ff563c9d07e0f667cd5ae;hb=62af7ee772f16f154225d2d0b65d77f4376b6001;hp=b29c8ee9cb5166a623c84397af634dc40a8a086e;hpb=07b6198f4c3aa6dfe3245394b660966fd3e85c99;p=lyx.git diff --git a/src/insets/InsetCommandParams.cpp b/src/insets/InsetCommandParams.cpp index b29c8ee9cb..e22db99595 100644 --- a/src/insets/InsetCommandParams.cpp +++ b/src/insets/InsetCommandParams.cpp @@ -11,6 +11,9 @@ */ #include +#include +#include + #include "InsetCommandParams.h" @@ -18,64 +21,160 @@ #include "InsetBibtex.h" #include "InsetCitation.h" #include "InsetFloatList.h" -#include "InsetHFill.h" #include "InsetHyperlink.h" #include "InsetInclude.h" #include "InsetIndex.h" #include "InsetLabel.h" +#include "InsetLine.h" #include "InsetNomencl.h" #include "InsetRef.h" #include "InsetTOC.h" -#include "debug.h" -#include "gettext.h" +#include "Buffer.h" +#include "Encoding.h" #include "Lexer.h" +#include "OutputParams.h" + +#include "frontends/alert.h" +#include "support/debug.h" +#include "support/docstream.h" #include "support/ExceptionMessage.h" +#include "support/gettext.h" #include "support/lstrings.h" -#include +#include "support/lassert.h" + +using namespace std; +using namespace lyx::support; namespace lyx { -using support::findToken; +/// Get information for \p code and command \p cmdName. +/// Don't call this without first making sure the command name is +/// acceptable to the inset. +static ParamInfo const & findInfo(InsetCode code, string const & cmdName) +{ + switch (code) { + case BIBITEM_CODE: + return InsetBibitem::findInfo(cmdName); + case BIBTEX_CODE: + return InsetBibtex::findInfo(cmdName); + case CITE_CODE: + return InsetCitation::findInfo(cmdName); + case FLOAT_LIST_CODE: + return InsetFloatList::findInfo(cmdName); + case HYPERLINK_CODE: + return InsetHyperlink::findInfo(cmdName); + case INCLUDE_CODE: + return InsetInclude::findInfo(cmdName); + case INDEX_PRINT_CODE: + return InsetPrintIndex::findInfo(cmdName); + case LABEL_CODE: + return InsetLabel::findInfo(cmdName); + case LINE_CODE: + return InsetLine::findInfo(cmdName); + case NOMENCL_CODE: + return InsetNomencl::findInfo(cmdName); + case NOMENCL_PRINT_CODE: + return InsetPrintNomencl::findInfo(cmdName); + case REF_CODE: + return InsetRef::findInfo(cmdName); + case TOC_CODE: + return InsetTOC::findInfo(cmdName); + default: + LATTEST(false); + // fall through in release mode + } + static const ParamInfo pi; + return pi; +} -using std::string; -using std::endl; -using std::ostream; -using support::ExceptionMessage; -using support::WarningException; +///////////////////////////////////////////////////////////////////// +// +// ParamInfo::ParamData +// +///////////////////////////////////////////////////////////////////// -ICPInfo::ICPInfo(std::string const & s, bool b) - : paramName(s), optional(b) +ParamInfo::ParamData::ParamData(std::string const & s, ParamType t, + ParamHandling h, bool ignore, + docstring default_value) + : name_(s), type_(t), handling_(h), ignore_(ignore), + default_value_(default_value) {} -void ICPList::addParam(std::string const & s, bool b) { - plist_.push_back(ICPInfo(s, b)); +bool ParamInfo::ParamData::isOptional() const +{ + return type_ == ParamInfo::LATEX_OPTIONAL; } -bool ICPList::hasParam(std::string const & s) { - PList::const_iterator it = begin(); - PList::const_iterator et = end(); - for (; it != et; ++it) { - if (it->paramName == s) +bool ParamInfo::ParamData::operator==(ParamInfo::ParamData const & rhs) const +{ + return name() == rhs.name() && type() == rhs.type() + && handling() == rhs.handling(); +} + + +bool ParamInfo::hasParam(std::string const & name) const +{ + const_iterator it = begin(); + const_iterator last = end(); + for (; it != last; ++it) { + if (it->name() == name) return true; } return false; } +void ParamInfo::add(std::string const & name, ParamType type, + ParamHandling handling, bool ignoreval, + docstring default_value) +{ + info_.push_back(ParamData(name, type, handling, ignoreval, default_value)); +} + + +bool ParamInfo::operator==(ParamInfo const & rhs) const +{ + if (size() != rhs.size()) + return false; + return equal(begin(), end(), rhs.begin()); +} + + +ParamInfo::ParamData const & + ParamInfo::operator[](std::string const & name) const +{ + const_iterator it = begin(); + const_iterator last = end(); + for (; it != last; ++it) { + if (it->name() == name) + return *it; + } + LATTEST(false); + // we will try to continue in release mode + static const ParamData pd("asdfghjkl", LYX_INTERNAL); + return pd; +} + + +///////////////////////////////////////////////////////////////////// +// +// InsetCommandParams +// +///////////////////////////////////////////////////////////////////// + + InsetCommandParams::InsetCommandParams(InsetCode code) : insetCode_(code), preview_(false) { cmdName_ = getDefaultCmd(code); info_ = findInfo(code, cmdName_); - BOOST_ASSERT(info_); - params_.resize(info_->n); } @@ -84,53 +183,19 @@ InsetCommandParams::InsetCommandParams(InsetCode code, : insetCode_(code), cmdName_(cmdName), preview_(false) { info_ = findInfo(code, cmdName); - BOOST_ASSERT(info_); - params_.resize(info_->n); } -CommandInfo const * InsetCommandParams::findInfo( - InsetCode code, std::string const & cmdName) +std::string InsetCommandParams::insetType() const { - switch (code) { - case BIBITEM_CODE: - return InsetBibitem::findInfo(cmdName); - case BIBTEX_CODE: - return InsetBibtex::findInfo(cmdName); - case CITE_CODE: - return InsetCitation::findInfo(cmdName); - case FLOAT_LIST_CODE: - return InsetFloatList::findInfo(cmdName); - case HFILL_CODE: - return InsetHFill::findInfo(cmdName); - case HYPERLINK_CODE: - return InsetHyperlink::findInfo(cmdName); - case INCLUDE_CODE: - return InsetInclude::findInfo(cmdName); - case INDEX_CODE: - return InsetIndex::findInfo(cmdName); - case INDEX_PRINT_CODE: - return InsetPrintIndex::findInfo(cmdName); - case LABEL_CODE: - return InsetLabel::findInfo(cmdName); - case NOMENCL_CODE: - return InsetNomencl::findInfo(cmdName); - case NOMENCL_PRINT_CODE: - return InsetPrintNomencl::findInfo(cmdName); - case REF_CODE: - return InsetRef::findInfo(cmdName); - case TOC_CODE: - return InsetTOC::findInfo(cmdName); - default: - BOOST_ASSERT(false); - } - return 0; + return insetName(insetCode_); } -std::string InsetCommandParams::getDefaultCmd(InsetCode code) { +string InsetCommandParams::getDefaultCmd(InsetCode code) +{ switch (code) { - case BIBITEM_CODE: + case BIBITEM_CODE: return InsetBibitem::defaultCommand(); case BIBTEX_CODE: return InsetBibtex::defaultCommand(); @@ -138,18 +203,16 @@ std::string InsetCommandParams::getDefaultCmd(InsetCode code) { return InsetCitation::defaultCommand(); case FLOAT_LIST_CODE: return InsetFloatList::defaultCommand(); - case HFILL_CODE: - return InsetHFill::defaultCommand(); case HYPERLINK_CODE: return InsetHyperlink::defaultCommand(); case INCLUDE_CODE: return InsetInclude::defaultCommand(); - case INDEX_CODE: - return InsetIndex::defaultCommand(); case INDEX_PRINT_CODE: return InsetPrintIndex::defaultCommand(); case LABEL_CODE: return InsetLabel::defaultCommand(); + case LINE_CODE: + return InsetLine::defaultCommand(); case NOMENCL_CODE: return InsetNomencl::defaultCommand(); case NOMENCL_PRINT_CODE: @@ -159,17 +222,17 @@ std::string InsetCommandParams::getDefaultCmd(InsetCode code) { case TOC_CODE: return InsetTOC::defaultCommand(); default: - BOOST_ASSERT(false); + LATTEST(false); + // fall through in release mode } - return string(); //silence the warning + return string(); } -bool InsetCommandParams::isCompatibleCommand( - InsetCode code, std::string const & s) +bool InsetCommandParams::isCompatibleCommand(InsetCode code, string const & s) { switch (code) { - case BIBITEM_CODE: + case BIBITEM_CODE: return InsetBibitem::isCompatibleCommand(s); case BIBTEX_CODE: return InsetBibtex::isCompatibleCommand(s); @@ -177,18 +240,16 @@ bool InsetCommandParams::isCompatibleCommand( return InsetCitation::isCompatibleCommand(s); case FLOAT_LIST_CODE: return InsetFloatList::isCompatibleCommand(s); - case HFILL_CODE: - return InsetHFill::isCompatibleCommand(s); case HYPERLINK_CODE: return InsetHyperlink::isCompatibleCommand(s); case INCLUDE_CODE: return InsetInclude::isCompatibleCommand(s); - case INDEX_CODE: - return InsetIndex::isCompatibleCommand(s); case INDEX_PRINT_CODE: return InsetPrintIndex::isCompatibleCommand(s); case LABEL_CODE: return InsetLabel::isCompatibleCommand(s); + case LINE_CODE: + return InsetLine::isCompatibleCommand(s); case NOMENCL_CODE: return InsetNomencl::isCompatibleCommand(s); case NOMENCL_PRINT_CODE: @@ -197,78 +258,53 @@ bool InsetCommandParams::isCompatibleCommand( return InsetRef::isCompatibleCommand(s); case TOC_CODE: return InsetTOC::isCompatibleCommand(s); - default: - BOOST_ASSERT(false); + default: + LATTEST(false); + // fall through in release mode } - return false; //silence the warning + return false; } void InsetCommandParams::setCmdName(string const & name) { - if (!isCompatibleCommand(insetCode_, cmdName_)){ - lyxerr << "InsetCommand: Incompatible command name " << - name << "." << std::endl; + if (!isCompatibleCommand(insetCode_, name)) { + LYXERR0("InsetCommand: Incompatible command name " << + name << "."); throw ExceptionMessage(WarningException, _("InsetCommand Error: "), - from_utf8("Incompatible command name.")); + _("Incompatible command name.")); } cmdName_ = name; - CommandInfo const * const info = findInfo(insetCode_, cmdName_); - if (!info) { - lyxerr << "Command '" << name << "' is not compatible with a '" << - insetType() << "' inset." << std::endl; - return; - } - ParamVector params(info->n); - // Overtake parameters with the same name - for (size_t i = 0; i < info_->n; ++i) { - int j = findToken(info->paramnames, info_->paramnames[i]); - if (j >= 0) - params[j] = params_[i]; - } - info_ = info; - std::swap(params, params_); + info_ = findInfo(insetCode_, cmdName_); } void InsetCommandParams::read(Lexer & lex) { - if (lex.isOK()) { - lex.next(); - string const insetType = lex.getString(); - InsetCode const code = insetCode(insetType); - if (code != insetCode_) { - lex.printError("InsetCommand: Attempt to change type of parameters."); - throw ExceptionMessage(WarningException, _("InsetCommand Error: "), - from_utf8("Attempt to change type of parameters.")); - } - } + Read(lex, 0); +} - if (lex.isOK()) { - lex.next(); - string const test = lex.getString(); - if (test != "LatexCommand") { - lex.printError("InsetCommand: no LatexCommand line found."); - throw ExceptionMessage(WarningException, _("InsetCommand error:"), - from_utf8("Can't find LatexCommand line.")); - } - } - lex.next(); - cmdName_ = lex.getString(); - if (!isCompatibleCommand(insetCode_, cmdName_)){ - lex.printError("InsetCommand: Incompatible command name " + cmdName_ + "."); - throw ExceptionMessage(WarningException, _("InsetCommand Error: "), - from_utf8("Incompatible command name.")); + +void InsetCommandParams::Read(Lexer & lex, Buffer const * buffer) +{ + lex.setContext("InsetCommandParams::read"); + lex >> insetName(insetCode_).c_str(); + lex >> "LatexCommand"; + lex >> cmdName_; + if (!isCompatibleCommand(insetCode_, cmdName_)) { + lex.printError("Incompatible command name " + cmdName_ + "."); + throw ExceptionMessage(WarningException, _("InsetCommandParams Error: "), + _("Incompatible command name.")); } info_ = findInfo(insetCode_, cmdName_); - if (!info_) { - lex.printError("InsetCommand: Unknown inset name `$$Token'"); - throw ExceptionMessage(WarningException, - _("Unknown inset name: "), from_utf8(insetType())); - } - + + for (ParamInfo::ParamData const & param : info_) + if (param.ignore()) { + params_[param.name()] = param.defaultValue(); + } + string token; while (lex.isOK()) { lex.next(); @@ -280,14 +316,31 @@ void InsetCommandParams::read(Lexer & lex) preview_ = lex.getBool(); continue; } - int const i = findToken(info_->paramnames, token); - if (i >= 0) { + if (info_.hasParam(token)) { lex.next(true); - params_[i] = lex.getDocString(); + docstring data = lex.getDocString(); + if (buffer && token == "filename") { + data = from_utf8(buffer->includedFilePath(to_utf8(data))); + } else if (buffer && token == "bibfiles") { + int i = 0; + docstring newdata; + docstring bib = support::token(data, ',', i); + while (!bib.empty()) { + bib = from_utf8(buffer->includedFilePath(to_utf8(bib), "bib")); + if (!newdata.empty()) + newdata.append(1, ','); + newdata.append(bib); + bib = support::token(data, ',', ++i); + } + data = newdata; + } else if (buffer && token == "options") { + data = from_utf8(buffer->includedFilePath(to_utf8(data), "bst")); + } + params_[token] = data; } else { lex.printError("Unknown parameter name `$$Token' for command " + cmdName_); throw ExceptionMessage(WarningException, - _("Inset Command: ") + from_ascii(cmdName_), + _("InsetCommandParams: ") + from_ascii(cmdName_), _("Unknown parameter name: ") + from_utf8(token)); } } @@ -295,54 +348,238 @@ void InsetCommandParams::read(Lexer & lex) lex.printError("Missing \\end_inset at this point. " "Read: `$$Token'"); throw ExceptionMessage(WarningException, - _("Missing \\end_inset at this point."), - from_utf8(token)); + _("InsetCommandParams Error: "), + _("Missing \\end_inset at this point: ") + from_utf8(token)); } } void InsetCommandParams::write(ostream & os) const +{ + Write(os, 0); +} + + +void InsetCommandParams::Write(ostream & os, Buffer const * buffer) const { os << "CommandInset " << insetType() << '\n'; os << "LatexCommand " << cmdName_ << '\n'; if (preview_) os << "preview true\n"; - for (size_t i = 0; i < info_->n; ++i) - if (!params_[i].empty()) - // FIXME UNICODE - os << info_->paramnames[i] << ' ' - << Lexer::quoteString(to_utf8(params_[i])) + ParamInfo::const_iterator it = info_.begin(); + ParamInfo::const_iterator end = info_.end(); + for (; it != end; ++it) { + if (it->ignore()) + continue; + string const & name = it->name(); + string data = to_utf8((*this)[name]); + if (!data.empty()) { + // Adjust path of files if document was moved + if (buffer && name == "filename") { + data = buffer->includedFilePath(data); + } else if (buffer && name == "bibfiles") { + int i = 0; + string newdata; + string bib = token(data, ',', i); + while (!bib.empty()) { + bib = buffer->includedFilePath(bib, "bib"); + if (!newdata.empty()) + newdata.append(1, ','); + newdata.append(bib); + bib = token(data, ',', ++i); + } + data = newdata; + } else if (buffer && name == "options") { + data = buffer->includedFilePath(data, "bst"); + } + os << name << ' ' + << Lexer::quoteString(data) << '\n'; + } + } } -docstring const InsetCommandParams::getCommand() const +bool InsetCommandParams::writeEmptyOptional(ParamInfo::const_iterator ci) const +{ + LASSERT(ci->isOptional(), return false); + + ++ci; // we want to start with the next one + ParamInfo::const_iterator end = info_.end(); + for (; ci != end; ++ci) { + switch (ci->type()) { + case ParamInfo::LYX_INTERNAL: + break; + + case ParamInfo::LATEX_REQUIRED: + return false; + + case ParamInfo::LATEX_OPTIONAL: { + std::string const & name = ci->name(); + docstring const & data = (*this)[name]; + if (!data.empty()) + return true; + break; + } + + } //end switch + } + return false; +} + + +docstring InsetCommandParams::prepareCommand(OutputParams const & runparams, + docstring const & command, + ParamInfo::ParamHandling handling) const +{ + docstring result; + bool ltrimmed = false; + // Trimming can be done on top of any of the other handlings + // We check this here since handling might be changed below. + if (handling & ParamInfo::HANDLING_LTRIM) { + // this is used if no other handling is done + result = command; + ltrimmed = true; + } + if (handling & ParamInfo::HANDLING_LATEXIFY + || handling & ParamInfo::HANDLING_INDEX_ESCAPE) + if ((*this)["literal"] == "true") + handling = ParamInfo::HANDLING_NONE; + + // LATEXIFY, ESCAPE and NONE are mutually exclusive + if (handling & ParamInfo::HANDLING_LATEXIFY) { + // First handle backslash + result = subst(command, from_ascii("\\"), from_ascii("\\textbackslash{}")); + // Then get LaTeX macros + pair command_latexed = + runparams.encoding->latexString(result, runparams.dryrun); + result = command_latexed.first; + if (!command_latexed.second.empty()) { + // Issue a warning about omitted characters + // FIXME: should be passed to the error dialog + frontend::Alert::warning(_("Uncodable characters"), + bformat(_("The following characters that are used in the inset %1$s are not\n" + "representable in the current encoding and therefore have been omitted:\n%2$s."), + from_utf8(insetType()), command_latexed.second)); + } + // Now escape special commands + static docstring const backslash = from_ascii("\\"); + int const nchars_escape = 8; + static char_type const chars_escape[nchars_escape] = { + '&', '_', '$', '%', '#', '^', '{', '}'}; + + if (!result.empty()) { + int previous; + // The characters in chars_name[] need to be changed to a command when + // they are LaTeXified. + for (int k = 0; k < nchars_escape; k++) + for (size_t i = 0, pos; + (pos = result.find(chars_escape[k], i)) != string::npos; + i = pos + 2) { + //(Only) \\^ needs to be terminated + docstring const term = (k == 5) ? from_ascii("{}") : docstring(); + if (pos == 0) + previous = 0; + else + previous = pos - 1; + // only if not already escaped + if (result[previous] != '\\') + result.replace(pos, 1, backslash + chars_escape[k] + term); + } + } + } + else if (handling & ParamInfo::HANDLING_ESCAPE) + result = escape(command); + else if (handling & ParamInfo::HANDLING_NONE) { + // we can only output characters covered by the current + // encoding! + docstring uncodable; + for (size_type i = 0 ; i < command.size() ; ++i) { + char_type c = command[i]; + try { + if (runparams.encoding->encodable(c)) + result += c; + else if (runparams.dryrun) { + result += "<" + _("LyX Warning: ") + + _("uncodable character") + " '"; + result += docstring(1, c); + result += "'>"; + } else + uncodable += c; + } catch (EncodingException & /* e */) { + if (runparams.dryrun) { + result += "<" + _("LyX Warning: ") + + _("uncodable character") + " '"; + result += docstring(1, c); + result += "'>"; + } else + uncodable += c; + } + } + if (!uncodable.empty() && !runparams.silent) { + // issue a warning about omitted characters + // FIXME: should be passed to the error dialog + frontend::Alert::warning(_("Uncodable characters in inset"), + bformat(_("The following characters in one of the insets are\n" + "not representable in the current encoding and have been omitted: %1$s.\n" + "Unchecking 'Literal' in the respective inset dialog might help."), + uncodable)); + } + } + // INDEX_ESCAPE is independent of the others + if (handling & ParamInfo::HANDLING_INDEX_ESCAPE) { + // Now escape special commands + static docstring const quote = from_ascii("\""); + int const nchars_escape = 4; + static char_type const chars_escape[nchars_escape] = { '"', '@', '|', '!' }; + + if (!result.empty()) { + // The characters in chars_name[] need to be changed to a command when + // they are LaTeXified. + for (int k = 0; k < nchars_escape; k++) + for (size_t i = 0, pos; + (pos = result.find(chars_escape[k], i)) != string::npos; + i = pos + 2) + result.replace(pos, 1, quote + chars_escape[k]); + } + } + + return ltrimmed ? ltrim(result) : result; +} + + +docstring InsetCommandParams::getCommand(OutputParams const & runparams) const { docstring s = '\\' + from_ascii(cmdName_); bool noparam = true; - for (size_t i = 0; i < info_->n; ++i) { - if (info_->optional[i]) { - if (params_[i].empty()) { - // We need to write this parameter even if - // it is empty if nonempty optional parameters - // follow before the next required parameter. - for (size_t j = i + 1; j < info_->n; ++j) { - if (!info_->optional[j]) - break; - if (!params_[j].empty()) { - s += "[]"; - noparam = false; - break; - } - } - } else { - s += '[' + params_[i] + ']'; + ParamInfo::const_iterator it = info_.begin(); + ParamInfo::const_iterator end = info_.end(); + for (; it != end; ++it) { + std::string const & name = it->name(); + switch (it->type()) { + case ParamInfo::LYX_INTERNAL: + break; + + case ParamInfo::LATEX_REQUIRED: { + docstring const data = + prepareCommand(runparams, (*this)[name], it->handling()); + s += '{' + data + '}'; + noparam = false; + break; + } + case ParamInfo::LATEX_OPTIONAL: { + docstring data = + prepareCommand(runparams, (*this)[name], it->handling()); + if (!data.empty()) { + s += '[' + protectArgument(data) + ']'; noparam = false; + } else if (writeEmptyOptional(it)) { + s += "[]"; + noparam = false; } - } else { - s += '{' + params_[i] + '}'; - noparam = false; + break; } + } //end switch } if (noparam) // Make sure that following stuff does not change the @@ -352,52 +589,58 @@ docstring const InsetCommandParams::getCommand() const } -docstring const InsetCommandParams::getFirstNonOptParam() const +docstring InsetCommandParams::getFirstNonOptParam() const { - for (size_t i = 0; i < info_->n; ++i) - if (!info_->optional[i]) - return params_[i]; - BOOST_ASSERT(false); - return docstring(); + ParamInfo::const_iterator it = + find_if(info_.begin(), info_.end(), + not1(mem_fun_ref(&ParamInfo::ParamData::isOptional))); + LASSERT(it != info_.end(), return docstring()); + return (*this)[it->name()]; } docstring const & InsetCommandParams::operator[](string const & name) const { - int const i = findToken(info_->paramnames, name); - BOOST_ASSERT(i >= 0); - return params_[i]; + static const docstring dummy; + LASSERT(info_.hasParam(name), return dummy); + ParamMap::const_iterator data = params_.find(name); + if (data == params_.end() || data->second.empty()) + return dummy; + ParamInfo::ParamData const & param = info_[name]; + if (param.ignore()) + return param.defaultValue(); + return data->second; } docstring & InsetCommandParams::operator[](string const & name) { - int const i = findToken(info_->paramnames, name); - BOOST_ASSERT(i >= 0); - return params_[i]; + LATTEST(info_.hasParam(name)); + // this will add the name in release mode + ParamInfo::ParamData const & param = info_[name]; + if (param.ignore()) + params_[name] = param.defaultValue(); + return params_[name]; } void InsetCommandParams::clear() { - for (size_t i = 0; i < info_->n; ++i) - params_[i].clear(); + params_.clear(); } -bool operator==(InsetCommandParams const & o1, - InsetCommandParams const & o2) +bool operator==(InsetCommandParams const & o1, InsetCommandParams const & o2) { - return o1.insetCode_ == o2.insetCode_ && - o1.cmdName_ == o2.cmdName_ && - o1.info_ == o2.info_ && - o1.params_ == o2.params_ && - o1.preview_ == o2.preview_; + return o1.insetCode_ == o2.insetCode_ + && o1.cmdName_ == o2.cmdName_ + && o1.info_ == o2.info_ + && o1.params_ == o2.params_ + && o1.preview_ == o2.preview_; } -bool operator!=(InsetCommandParams const & o1, - InsetCommandParams const & o2) +bool operator!=(InsetCommandParams const & o1, InsetCommandParams const & o2) { return !(o1 == o2); }