[gxml] Node.vala: documentation fixes

[Richard Hans Schwarting <rschwart src gnome org>]

commit 59523b495cafe7f973ce4abf6971bc34dd6b305b
Author: Richard Schwarting <aquarichy gmail com>
Date:   Wed Aug 21 15:24:43 2013 -0400

    Node.vala: documentation fixes

 gxml/Node.vala |   25 ++++++++++++++++---------
 1 files changed, 16 insertions(+), 9 deletions(-)
---
diff --git a/gxml/Node.vala b/gxml/Node.vala
index 6bc1118..9fdd9a4 100644
--- a/gxml/Node.vala
+++ b/gxml/Node.vala
@@ -56,6 +56,7 @@ namespace GXml {
 
 
                protected bool check_read_only () {
+                       // TODO: protected methods appear in the generated gxml.h and in the GtkDoc, do we 
want that?
                        // TODO: introduce a concept of read-only-ness, perhaps
                        // if read-only, raise NO_MODIFICATION_ALLOWED_ERR
                        return false;
@@ -282,11 +283,11 @@ namespace GXml {
                }
 
                /**
-                * A { link GLib.HashTable} representing the
-                * attributes for this node. `attributes` actually
-                * only apply to { link GXml.Element} nodes. For all
-                * other { link GXml.Node} subclasses, `attributes`
-                * is null.
+                * A { link GLib.HashTable} representing the { link
+                * GXml.Attr} attributes for this node. `attributes`
+                * actually only apply to { link GXml.Element}
+                * nodes. For all other { link GXml.Node} subclasses,
+                * `attributes` is null.
                 *
                 * Version: DOM Level 1 Core
                 * URL: [[http://www.w3.org/TR/REC-DOM-Level-1/level-one-core.html#attribute-attributes]]
@@ -391,18 +392,24 @@ namespace GXml {
                /**
                 * Provides a string representation of this node.
                 *
-                * @param format false: no formatting, true: formatted, with indentation
+                * Note that if the DOM tree contains a Text node, a
+                * CDATA section, or an EntityRef, it will not be
+                * formatted, since the current implementation with
+                * libxml2 will not handle that case.  (See libxml2's
+                * xmlNodeDumpOutputInternal to understand more.)
+                *
+                * @param format false: no formatting, true: formatted, with indentation.
                 * @param level Indentation level
                 *
-                * @return XML string for node
+                * @return XML string for node, which must be freed.
                 */
-               // TODO: need to investigate how to activate format
-               // TODO: indicate in C that the return value must be freed.
                // TODO: ask Colin Walters about storing docs in GIR files (might have not been him)
                public virtual string to_string (bool format = false, int level = 0) {
                        _str = "Node(%d:%s)".printf (this.node_type, this.node_name);
                        return _str;
                }
+
+               // TODO: indicate in C that the return value must be freed.
        }
 }