public IEnumerable <ParserItem> Find(string prefix, ParserItemType itemType)
{
foreach (var item in Find(prefix, itemType, -1))
{
yield return(item);
}
}
public IEnumerable <ParserItem> Find(string prefix, ParserItemType itemType, int depth)
{
if (s_FindWithType == null)
{
var command = new SqliteCommand();
command.CommandText = "SELECT " + s_ItemColumns + " FROM Items WHERE FullName LIKE @FullName";
command.CommandType = CommandType.Text;
command.Parameters.Add("FullName", DbType.String);
command.Parameters.Add("ItemType", DbType.Int32);
s_FindWithType = command; // Race condition shouldn't matter
}
var findWithType = s_FindWithType.Clone() as SqliteCommand;
if (itemType != ParserItemType.Any)
{
findWithType.CommandText += " AND ItemType == @ItemType";
findWithType.Parameters.Add("ItemType", DbType.Int32);
findWithType.Parameters ["ItemType"].Value = (int)itemType;
}
if (depth >= 0)
{
findWithType.CommandText += " AND Depth == @Depth";
findWithType.Parameters.Add("Depth", DbType.Int32);
findWithType.Parameters ["Depth"].Value = depth;
}
findWithType.Connection = m_conn;
findWithType.Parameters ["FullName"].Value = prefix.Replace("%", "\\%") + "%";
using (var reader = findWithType.ExecuteReader())
{
while (reader.Read())
{
ParserItem item = new ParserItem();
item.Deserialize(reader);
yield return(item);
}
}
}
ICompletionDataList GenerateCompletionData(CodeCompletionContext completionContext, PythonModule module,
TextEditorData editor, char completionChar)
{
var triggerWord = GetTriggerWord(editor, completionContext);
// Its annoying when the data is poped up during an assignment such as:
// abc = _
if (completionChar == '=' && String.IsNullOrEmpty(triggerWord))
{
return(null);
}
var triggerLine = editor.GetLineText(completionContext.TriggerLine);
// if completionChar is ' ' and it is not a known completion type
// that we can handle, return as early as possible
if (completionChar == ' ')
{
if (!triggerWord.Contains('.') &&
!triggerLine.StartsWith("class") &&
!triggerLine.StartsWith("def") &&
!triggerLine.StartsWith("from") &&
!triggerLine.StartsWith("import"))
{
return(null);
}
}
// "self."
if (module != null && triggerWord == "self" && completionChar == '.')
{
var klass = GetClass(module, completionContext.TriggerLine);
if (klass == null)
{
return(null); // nothing to complete, self not in a class
}
return(new CompletionDataList(SelfDotCompletionData(klass)));
}
var inFrom = triggerLine.StartsWith("from ");
var inClass = triggerLine.StartsWith("class ") || (triggerLine.StartsWith("class") && completionChar == ' ');
var inDef = triggerLine.StartsWith("def ") || (triggerLine.StartsWith("def") && completionChar == ' ');
var parts = triggerLine.Split(new char [] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
// "from blah "
if (inFrom && parts.Length == 2 && completionChar == ' ')
{
return(new CompletionDataList(new CompletionData[] { new CompletionData("import") }));
}
// "from blah import "
else if (inFrom && parts.Length > 2)
{
triggerWord = parts [1] + ".";
return(new CompletionDataList(
from ParserItem item in m_site.Database.Find(triggerWord)
where !item.FullName.Substring(triggerWord.Length).Contains('.')
select CreateCompletionData(item, triggerWord))
);
}
// if we are in a new class line and not to '(' yet
// we cannot complete anything at this time, finish now
if (inClass && parts.Length < 2)
{
return(null);
}
// if we are in a new def line, the only time we can complete
// is after an equal '='. so ignore space trigger
if (inDef && completionChar == ' ')
{
return(null);
}
else if (inDef && completionChar == '=')
{
triggerWord = "";
}
if (inClass)
{
if (completionChar == '(')
{
triggerWord = "";
}
else
{
triggerWord = triggerLine.Substring(triggerLine.LastIndexOf('(') + 1);
}
}
// limit the depth of search to number of "." in trigger
// "xml." has depth of 1 so anything matching ^xml. and no more . with match
int depth = 0;
foreach (var c in triggerWord)
{
if (c == '.')
{
depth++;
}
}
// anything in the sqlite store
if (!String.IsNullOrEmpty(triggerWord))
{
// todo: try to complete on class/module/func/attr data
return(new CompletionDataList(
from ParserItem item in m_site.Database.Find(triggerWord, ParserItemType.Any, depth)
select CreateCompletionData(item, triggerWord))
);
}
ParserItemType itemType = String.IsNullOrEmpty(triggerWord) ? ParserItemType.Module : ParserItemType.Any;
return(new CompletionDataList(
from ParserItem item in m_site.Database.Find("", itemType, depth)
select CreateCompletionData(item, triggerWord))
);
}
public IEnumerable<ParserItem> Find(string prefix, ParserItemType itemType, int depth)
{
if (s_FindWithType == null) {
var command = new SqliteCommand ();
command.CommandText = "SELECT " + s_ItemColumns + " FROM Items WHERE FullName LIKE @FullName";
command.CommandType = CommandType.Text;
command.Parameters.Add ("FullName", DbType.String);
command.Parameters.Add ("ItemType", DbType.Int32);
s_FindWithType = command; // Race condition shouldn't matter
}
var findWithType = s_FindWithType.Clone () as SqliteCommand;
if (itemType != ParserItemType.Any) {
findWithType.CommandText += " AND ItemType == @ItemType";
findWithType.Parameters.Add ("ItemType", DbType.Int32);
findWithType.Parameters ["ItemType"].Value = (int)itemType;
}
if (depth >= 0) {
findWithType.CommandText += " AND Depth == @Depth";
findWithType.Parameters.Add ("Depth", DbType.Int32);
findWithType.Parameters ["Depth"].Value = depth;
}
findWithType.Connection = m_conn;
findWithType.Parameters ["FullName"].Value = prefix.Replace ("%", "\\%") + "%";
using (var reader = findWithType.ExecuteReader ())
{
while (reader.Read ())
{
ParserItem item = new ParserItem ();
item.Deserialize (reader);
yield return item;
}
}
}
public IEnumerable<ParserItem> Find(string prefix, ParserItemType itemType)
{
foreach (var item in Find (prefix, itemType, -1))
yield return item;
}