Add support for `static foreach`

Fix #303

src/dfmt/formatter.d

@@ -895,6 +895,20 @@ private:
             indents.push(tok!"if");
             formatLeftBrace();
         }
+        else if (currentIs(tok!"{") && indents.topAre(tok!"static", tok!"foreach"))
+        {
+            indents.pop();
+            indents.pop();
+            indents.push(tok!"foreach");
+            formatLeftBrace();
+        }
+        else if (currentIs(tok!"{") && indents.topAre(tok!"static", tok!"foreach_reverse"))
+        {
+            indents.pop();
+            indents.pop();
+            indents.push(tok!"foreach_reverse");
+            formatLeftBrace();
+        }
     }
 
     void formatElse()

src/dfmt/indentation.d

@@ -197,7 +197,8 @@ private:
                 immutable currentIsNonWrapTemp = !isWrapIndent(arr[i])
                     && isTempIndent(arr[i]) && arr[i] != tok!")" && arr[i] != tok!"!";
                 if (arr[i] == tok!"static" && (arr[i + 1] == tok!"if"
-                        || arr[i + 1] == tok!"else") && (i + 2 >= index || arr[i + 2] != tok!"{"))
+                        || arr[i + 1] == tok!"else" || arr[i + 1] == tok!"foreach"
+                        || arr[i + 1] == tok!"foreach_reverse") && (i + 2 >= index || arr[i + 2] != tok!"{"))
                 {
                     parenCount = pc;
                     continue;

tests/allman/issue0303.d.ref

@@ -0,0 +1,12 @@
+static foreach (thing; things)
+{
+    doStuff();
+}
+static foreach_reverse (thing; things)
+{
+    doStuff();
+}
+static foreach (thing; things)
+    doStuff();
+static foreach_reverse (thing; things)
+    doStuff();

tests/issue0303.d

@@ -0,0 +1,4 @@
+static foreach (thing; things){doStuff();}
+static foreach_reverse (thing; things){doStuff();}
+static foreach (thing; things) doStuff();
+static foreach_reverse (thing; things) doStuff();

tests/otbs/issue0303.d.ref

@@ -0,0 +1,10 @@
+static foreach (thing; things) {
+    doStuff();
+}
+static foreach_reverse (thing; things) {
+    doStuff();
+}
+static foreach (thing; things)
+    doStuff();
+static foreach_reverse (thing; things)
+    doStuff();