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diff --git a/libstudxml/parser.ixx b/libstudxml/parser.ixx
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+// file      : libstudxml/parser.ixx
+// copyright : Copyright (c) 2013-2017 Code Synthesis Tools CC
+// license   : MIT; see accompanying LICENSE file
+
+#include <cassert>
+
+#include <libstudxml/value-traits.hxx>
+
+namespace xml
+{
+  // parsing
+  //
+  inline parsing::
+  parsing (const std::string& n,
+           unsigned long long l,
+           unsigned long long c,
+           const std::string& d)
+      : name_ (n), line_ (l), column_ (c), description_ (d)
+  {
+    init ();
+  }
+
+  inline parsing::
+  parsing (const parser& p, const std::string& d)
+      : name_ (p.input_name ()),
+        line_ (p.line ()),
+        column_ (p.column ()),
+        description_ (d)
+  {
+    init ();
+  }
+
+  // parser
+  //
+  inline parser::
+  parser (std::istream& is, const std::string& iname, feature_type f)
+      : size_ (0), iname_ (iname), feature_ (f)
+  {
+    data_.is = &is;
+    init ();
+  }
+
+  inline parser::
+  parser (const void* data,
+          std::size_t size,
+          const std::string& iname,
+          feature_type f)
+      : size_ (size), iname_ (iname), feature_ (f)
+  {
+    assert (data != 0 && size != 0);
+
+    data_.buf = data;
+    init ();
+  }
+
+  inline parser::event_type parser::
+  peek ()
+  {
+    if (state_ == state_peek)
+      return event_;
+    else
+    {
+      event_type e (next_ (true));
+      state_ = state_peek; // Set it after the call to next_().
+      return e;
+    }
+  }
+
+  template <typename T>
+  inline T parser::
+  value () const
+  {
+    return value_traits<T>::parse (value (), *this);
+  }
+
+  inline const parser::element_entry* parser::
+  get_element () const
+  {
+    return element_state_.empty () ? 0 : get_element_ ();
+  }
+
+  inline const std::string& parser::
+  attribute (const std::string& n) const
+  {
+    return attribute (qname_type (n));
+  }
+
+  template <typename T>
+  inline T parser::
+  attribute (const std::string& n) const
+  {
+    return attribute<T> (qname_type (n));
+  }
+
+  inline std::string parser::
+  attribute (const std::string& n, const std::string& dv) const
+  {
+    return attribute (qname_type (n), dv);
+  }
+
+  template <typename T>
+  inline T parser::
+  attribute (const std::string& n, const T& dv) const
+  {
+    return attribute<T> (qname_type (n), dv);
+  }
+
+  template <typename T>
+  inline T parser::
+  attribute (const qname_type& qn) const
+  {
+    return value_traits<T>::parse (attribute (qn), *this);
+  }
+
+  inline bool parser::
+  attribute_present (const std::string& n) const
+  {
+    return attribute_present (qname_type (n));
+  }
+
+  inline const parser::attribute_map_type& parser::
+  attribute_map () const
+  {
+    if (const element_entry* e = get_element ())
+    {
+      e->attr_unhandled_ = 0; // Assume all handled.
+      return e->attr_map_;
+    }
+
+    return empty_attr_map_;
+  }
+
+  inline void parser::
+  next_expect (event_type e, const qname_type& qn)
+  {
+    next_expect (e, qn.namespace_ (), qn.name ());
+  }
+
+  inline void parser::
+  next_expect (event_type e, const std::string& n)
+  {
+    next_expect (e, std::string (), n);
+  }
+
+  template <typename T>
+  inline T parser::
+  element ()
+  {
+    return value_traits<T>::parse (element (), *this);
+  }
+
+  inline std::string parser::
+  element (const std::string& n)
+  {
+    next_expect (start_element, n);
+    return element ();
+  }
+
+  inline std::string parser::
+  element (const qname_type& qn)
+  {
+    next_expect (start_element, qn);
+    return element ();
+  }
+
+  template <typename T>
+  inline T parser::
+  element (const std::string& n)
+  {
+    return value_traits<T>::parse (element (n), *this);
+  }
+
+  template <typename T>
+  inline T parser::
+  element (const qname_type& qn)
+  {
+    return value_traits<T>::parse (element (qn), *this);
+  }
+
+  inline std::string parser::
+  element (const std::string& n, const std::string& dv)
+  {
+    return element (qname_type (n), dv);
+  }
+
+  template <typename T>
+  inline T parser::
+  element (const std::string& n, const T& dv)
+  {
+    return element<T> (qname_type (n), dv);
+  }
+
+  inline void parser::
+  content (content_type c)
+  {
+    assert (state_ == state_next);
+
+    if (!element_state_.empty () && element_state_.back ().depth == depth_)
+      element_state_.back ().content = c;
+    else
+      element_state_.push_back (element_entry (depth_, c));
+  }
+
+  inline parser::content_type parser::
+  content () const
+  {
+    assert (state_ == state_next);
+
+    return
+      !element_state_.empty () && element_state_.back ().depth == depth_
+      ? element_state_.back ().content
+      : content_type (content_type::mixed);
+  }
+
+  inline void parser::
+  next_expect (event_type e, const qname_type& qn, content_type c)
+  {
+    next_expect (e, qn);
+    assert (e == start_element);
+    content (c);
+  }
+
+  inline void parser::
+  next_expect (event_type e, const std::string& n, content_type c)
+  {
+    next_expect (e, std::string (), n);
+    assert (e == start_element);
+    content (c);
+  }
+
+  inline void parser::
+  next_expect (event_type e,
+               const std::string& ns, const std::string& n,
+               content_type c)
+  {
+    next_expect (e, ns, n);
+    assert (e == start_element);
+    content (c);
+  }
+}