Added paren completion for UFCS

src/dcd/server/autocomplete/complete.d

@@ -558,6 +558,12 @@ void setCompletions(T)(ref AutocompleteResponse response,
 	DSymbol*[] symbols = getSymbolsByTokenChain(completionScope, tokens,
 		cursorPosition, completionType);
 
+	if (tokens.length > 2 && tokens[1] == tok!".")
+	{
+		symbols.getUFCSParenCompletion(completionScope, stringToken(tokens[0]), stringToken(
+				tokens[2]), cursorPosition);
+	}
+
 	if (symbols.length == 0)
 		return;
 

src/dcd/server/autocomplete/ufcs.d

@@ -169,3 +169,19 @@ bool doUFCSSearch(string beforeToken, string lastToken)
     // we do the search if they are different from eachother
     return beforeToken != lastToken;
 }
+
+void getUFCSParenCompletion(ref DSymbol*[] symbols, Scope* completionScope, istring firstToken, istring nextToken, size_t cursorPosition)
+{
+    DSymbol* firstSymbol = completionScope.getFirstSymbolByNameAndCursor(firstToken, cursorPosition);
+    DSymbol*[] possibleUFCSSymbol = completionScope.getSymbolsByNameAndCursor(nextToken, cursorPosition);
+    foreach(nextSymbol; possibleUFCSSymbol){
+        if (nextSymbol && nextSymbol.functionParameters)
+        {
+            if (firstSymbol.type is nextSymbol.functionParameters.front.type)
+            {
+                nextSymbol.kind = CompletionKind.ufcsName;
+                symbols ~= nextSymbol;
+            }
+        }
+    }
+}

tests/tc_ufcs_calltip_in_func/expected.txt

@@ -0,0 +1,3 @@
+calltips
+void showSomething(int x, string message, bool ok)
+void showSomething(int x, string message, bool ok, float percentage)

tests/tc_ufcs_calltip_in_func/file.d

@@ -0,0 +1,7 @@
+void showSomething(int x, string message, bool ok){}
+void showSomething(int x, string message, bool ok, float percentage){}
+
+void main(){
+	int x;
+	x.showSomething(
+}

tests/tc_ufcs_calltip_in_func/run.sh

@@ -0,0 +1,5 @@
+set -e
+set -u
+
+../../bin/dcd-client $1 -c163 file.d > actual.txt
+diff actual.txt expected.txt