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Explicitly merge functions

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Some functions are part of multiple features or extensions. For
documentation purposes, we need to correctly merge their attributes.
This commit is contained in:
Stefanos A. 2013-10-29 09:32:09 +01:00
parent 6185059adc
commit faa3330375
1 changed files with 35 additions and 2 deletions
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37
Source/Converter/GLXmlParser.cs
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@ -34,6 +34,14 @@ using System.Xml.Linq;
namespace CHeaderToXML
{
static class Extension
{
public static string ValueOrDefault(this XAttribute a)
{
return a != null ? a.Value : String.Empty;
}
}
class GLXmlParser : Parser
{
static readonly Regex ExtensionRegex = new Regex(
@ -204,7 +212,9 @@ namespace CHeaderToXML
foreach (var command in feature.Elements("require").Elements("command"))
{
var cmd_name = TrimName(command.Attribute("name").Value);
var cmd_extension = ExtensionRegex.Match(cmd_name).Value;
var cmd_extension =
ExtensionRegex.Match(cmd_name).Value ??
(feature.Name == "extension" ? category.Substring(0, category.IndexOf("_")) : "Core");
if (String.IsNullOrEmpty(cmd_extension))
cmd_extension = "Core";
@ -214,7 +224,7 @@ namespace CHeaderToXML
if (!String.IsNullOrEmpty(cmd_version))
function.Add(new XAttribute("version", cmd_version));
api.Add(function);
Merge(api, function);
}
// Mark all deprecated functions as such
@ -236,6 +246,29 @@ namespace CHeaderToXML
return APIs.Values;
}
private void Merge(XElement api, XElement function)
{
var type = function.Name.LocalName;
var name = function.Attribute("name").Value;
var f = api.Elements(type).FirstOrDefault(p => p.Attribute("name").Value == name);
if (f != null)
{
f.SetAttributeValue("category", String.Join("|",
new string[] { f.Attribute("category").Value, function.Attribute("category").Value }));
f.SetAttributeValue("version",
(f.Attribute("version") ?? function.Attribute("version")).ValueOrDefault());
// Sanity check: one function cannot belong to two different extensions
if (f.Attribute("extension").Value != function.Attribute("extension").Value)
throw new InvalidOperationException("Different extensions for the same function");
}
else
{
api.Add(function);
}
}
private XElement TranslateCommand(XElement command)
{
XElement function = new XElement("function");