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Cleanup parameter parser code

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This commit is contained in:
Maxime Coste 2015-03-12 13:58:31 +00:00
parent f2b8b1ae2b
commit c57e76ee41
2 changed files with 15 additions and 54 deletions
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21
src/parameters_parser.cc
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@ -80,25 +80,4 @@ const String& ParametersParser::option_value(const String& name) const
return empty;
}
size_t ParametersParser::positional_count() const
{
return m_positional_indices.size();
}
const String& ParametersParser::operator[] (size_t index) const
{
kak_assert(index < positional_count());
return m_params[m_positional_indices[index]];
}
ParametersParser::iterator ParametersParser::begin() const
{
return iterator(*this, 0);
}
ParametersParser::iterator ParametersParser::end() const
{
return iterator(*this, m_positional_indices.size());
}
}

48
src/parameters_parser.hh
View File

@ -86,30 +86,13 @@ struct ParametersParser
// is not defined
const String& option_value(const String& name) const;
// positional parameters count
size_t positional_count() const;
struct iterator
struct iterator : std::iterator<std::forward_iterator_tag, String>
{
public:
using value_type = String;
using pointer = const value_type*;
using reference = const value_type&;
using difference_type = size_t;
using iterator_category = std::forward_iterator_tag;
iterator(const ParametersParser& parser, size_t index)
: m_parser(parser), m_index(index) {}
const String& operator*() const
{
return m_parser.m_params[m_parser.m_positional_indices[m_index]];
}
const String* operator->() const
{
return &m_parser.m_params[m_parser.m_positional_indices[m_index]];
}
const String& operator*() const { return m_parser[m_index]; }
const String* operator->() const { return &m_parser[m_index]; }
iterator& operator++() { ++m_index; return *this; }
iterator operator++(int) { auto copy = *this; ++m_index; return copy; }
@ -122,14 +105,7 @@ struct ParametersParser
bool operator!=(const iterator& other) const
{
kak_assert(&m_parser == &other.m_parser);
return m_index != other.m_index;
}
bool operator<(const iterator& other) const
{
kak_assert(&m_parser == &other.m_parser);
return m_index < other.m_index;
return not (*this == other);
}
private:
@ -137,12 +113,18 @@ struct ParametersParser
size_t m_index;
};
// positional parameters count
size_t positional_count() const { return m_positional_indices.size(); }
// access positional parameter by index
const String& operator[] (size_t index) const;
// positional parameter begin
iterator begin() const;
// positional parameter end
iterator end() const;
const String& operator[] (size_t index) const
{
kak_assert(index < positional_count());
return m_params[m_positional_indices[index]];
}
iterator begin() const { return iterator(*this, 0); }
iterator end() const { return iterator(*this, m_positional_indices.size()); }
private:
ParameterList m_params;