parse.y: simplified

* parse.y (primary): turned nested if-else blocks into a switch
  statement.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50399 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 15 insertions, 15 deletions

diff --git a/parse.y b/parse.y
index 6e3e54efa0..f80f7d926f 100644
--- a/parse.y
+++ b/parse.y
@@ -2908,23 +2908,23 @@ primary		: literal
 			NODE *m = NEW_ARGS_AUX(0, 0);
 			NODE *args, *scope;
 
-			if (nd_type($2) == NODE_MASGN) {
+			switch (nd_type($2)) {
+			  case NODE_MASGN:
 			    m->nd_next = node_assign($2, NEW_FOR(NEW_DVAR(id), 0, 0));
 			    args = new_args(m, 0, id, 0, new_args_tail(0, 0, 0));
-			}
-			else {
-			    if (nd_type($2) == NODE_LASGN ||
-				nd_type($2) == NODE_DASGN ||
-				nd_type($2) == NODE_DASGN_CURR) {
-				$2->nd_value = NEW_DVAR(id);
-				m->nd_plen = 1;
-				m->nd_next = $2;
-				args = new_args(m, 0, 0, 0, new_args_tail(0, 0, 0));
-			    }
-			    else {
-				m->nd_next = node_assign(NEW_MASGN(NEW_LIST($2), 0), NEW_DVAR(id));
-				args = new_args(m, 0, id, 0, new_args_tail(0, 0, 0));
-			    }
+			    break;
+			  case NODE_LASGN:
+			  case NODE_DASGN:
+			  case NODE_DASGN_CURR:
+			    $2->nd_value = NEW_DVAR(id);
+			    m->nd_plen = 1;
+			    m->nd_next = $2;
+			    args = new_args(m, 0, 0, 0, new_args_tail(0, 0, 0));
+			    break;
+			  default:
+			    m->nd_next = node_assign(NEW_MASGN(NEW_LIST($2), 0), NEW_DVAR(id));
+			    args = new_args(m, 0, id, 0, new_args_tail(0, 0, 0));
+			    break;
 			}
 			scope = NEW_NODE(NODE_SCOPE, tbl, $8, args);
 			tbl[0] = 1; tbl[1] = id;