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#ifndef CLICOMMANDSYNTAX_H
#define CLICOMMANDSYNTAX_H
#include <QString>
#include <QStringList>
#include <QHash>
class CliCommandSyntax
{
public:
CliCommandSyntax();
~CliCommandSyntax();
void addArgument(int id, const QString& name, bool mandatory = true);
void addStrictArgument(int id, const QStringList& values, bool mandatory = true);
void addAlternatedArgument(int id, const QStringList& names, bool mandatory = true);
void addOptionShort(int id, const QString& shortName);
void addOptionLong(int id, const QString& longName);
void addOption(int id, const QString& shortName, const QString& longName);
void addOptionWithArgShort(int id, const QString& shortName, const QString& argName);
void addOptionWithArgLong(int id, const QString& longName, const QString& argName);
void addOptionWithArg(int id, const QString& shortName, const QString& longName, const QString& argName);
bool parse(const QStringList& args);
QString getErrorText() const;
QStringList getStrictArgumentCandidates();
QList<int> getRegularArgumentCandidates();
void addAlias(const QString& alias);
QStringList getAliases() const;
QString getSyntaxDefinition() const;
QString getSyntaxDefinition(const QString& usedName) const;
bool isArgumentSet(int id) const;
QString getArgument(int id) const;
bool isOptionSet(int id) const;
QString getOptionValue(int id) const;
QString getName() const;
void setName(const QString& value);
bool getStrictArgumentCount() const;
void setStrictArgumentCount(bool value);
private:
struct Argument
{
enum Type
{
REGULAR,
STRICT,
ALTERNATED
};
int id;
QStringList names;
Type type = REGULAR;
bool mandatory = true;
bool defined = false;
QString value;
};
struct Option
{
int id;
QString shortName;
QString longName;
QString argName;
bool requested = false;
QString value;
};
bool parseArg(const QString& arg);
bool parseOpt(const QString& arg, const QStringList& args, int& argIdx);
int requiredArguments() const;
void checkNewArgument(bool mandatory);
Argument* addArgumentInternal(int id, const QStringList& names, bool mandatory, Argument::Type type);
Option* addOptionInternal(int id, const QString& shortName, const QString& longName, const QString& argName);
int argPosition = 0;
QString parsingErrorText;
bool strictArgumentCount = true;
bool pastOptions = false;
QString name;
QStringList aliases;
QList<Argument*> arguments;
QHash<int,Argument*> argumentMap;
QList<Option*> options;
Option* lastParsedOption = nullptr;
QHash<int,Option*> optionMap;
QHash<QString,Option*> optionsShortNameMap;
QHash<QString,Option*> optionsLongNameMap;
};
#endif // CLICOMMANDSYNTAX_H
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