[CSharp] Add captures information to quickinfo output

When hovering over a lambda or anonymous function this commit adds variable captured in the scope to the tooltip. This helps debugging potential performance issues (lambda that do not reference external variables are efficiently cached).

1 files changed, 7 insertions, 0 deletions

diff --git a/main/src/addins/CSharpBinding/MonoDevelop.CSharp.Tooltips/QuickInfoProvider.cs b/main/src/addins/CSharpBinding/MonoDevelop.CSharp.Tooltips/QuickInfoProvider.cs
index 510646ecc1..8f0f0bb29e 100644
--- a/main/src/addins/CSharpBinding/MonoDevelop.CSharp.Tooltips/QuickInfoProvider.cs
+++ b/main/src/addins/CSharpBinding/MonoDevelop.CSharp.Tooltips/QuickInfoProvider.cs
@@ -113,6 +113,13 @@ namespace MonoDevelop.SourceEditor
 					TaggedTextUtil.AppendTaggedText (sb, theme, parts);
 				}
 			}
+
+			if (sections.TryGetValue (SymbolDescriptionGroups.Captures, out parts)) {
+				if (!parts.IsDefaultOrEmpty) {
+					sb.AppendLine ();
+					TaggedTextUtil.AppendTaggedText (sb, theme, parts);
+				}
+			}
 			sb.Append ("</span>");
 
 			tooltipInfo.SignatureMarkup = StringBuilderCache.ReturnAndFree (sb);