Perl_doref(): reindent

Previous commit added a while loop.

diff --git a/op.c b/op.c
index bc0c3d1..589f080 100644 (file)
--- a/op.c
+++ b/op.c
@@ -4695,113 +4695,114 @@ Perl_doref(pTHX_ OP *o, I32 type, bool set_op_ref)
        return o;
 
     while (1) {
        return o;
 
     while (1) {

+        switch (o->op_type) {
+        case OP_ENTERSUB:
+            if ((type == OP_EXISTS || type == OP_DEFINED) &&
+                !(o->op_flags & OPf_STACKED)) {
+                OpTYPE_set(o, OP_RV2CV);             /* entersub => rv2cv */
+                assert(cUNOPo->op_first->op_type == OP_NULL);
+                /* disable pushmark */
+                op_null(((LISTOP*)cUNOPo->op_first)->op_first);
+                o->op_flags |= OPf_SPECIAL;
+            }
+            else if (type == OP_RV2SV || type == OP_RV2AV || type == OP_RV2HV){
+                o->op_private |= (type == OP_RV2AV ? OPpDEREF_AV
+                                  : type == OP_RV2HV ? OPpDEREF_HV
+                                  : OPpDEREF_SV);
+                o->op_flags |= OPf_MOD;
+            }

 
 

-    switch (o->op_type) {
-    case OP_ENTERSUB:
-       if ((type == OP_EXISTS || type == OP_DEFINED) &&
-           !(o->op_flags & OPf_STACKED)) {
-            OpTYPE_set(o, OP_RV2CV);             /* entersub => rv2cv */
-           assert(cUNOPo->op_first->op_type == OP_NULL);
-           op_null(((LISTOP*)cUNOPo->op_first)->op_first);     /* disable pushmark */
-           o->op_flags |= OPf_SPECIAL;
-       }
-       else if (type == OP_RV2SV || type == OP_RV2AV || type == OP_RV2HV){
-           o->op_private |= (type == OP_RV2AV ? OPpDEREF_AV
-                             : type == OP_RV2HV ? OPpDEREF_HV
-                             : OPpDEREF_SV);
-           o->op_flags |= OPf_MOD;
-       }
+            break;

 
 

-       break;
+        case OP_COND_EXPR:
+            o = OpSIBLING(cUNOPo->op_first);
+            continue;

 
 

-    case OP_COND_EXPR:
-       o = OpSIBLING(cUNOPo->op_first);
-       continue;
+        case OP_RV2SV:
+            if (type == OP_DEFINED)
+                o->op_flags |= OPf_SPECIAL;            /* don't create GV */
+            /* FALLTHROUGH */
+        case OP_PADSV:
+            if (type == OP_RV2SV || type == OP_RV2AV || type == OP_RV2HV) {
+                o->op_private |= (type == OP_RV2AV ? OPpDEREF_AV
+                                  : type == OP_RV2HV ? OPpDEREF_HV
+                                  : OPpDEREF_SV);
+                o->op_flags |= OPf_MOD;
+            }
+            if (o->op_flags & OPf_KIDS) {
+                type = o->op_type;
+                o = cUNOPo->op_first;
+                continue;
+            }
+            break;

 
 

-    case OP_RV2SV:
-       if (type == OP_DEFINED)
-           o->op_flags |= OPf_SPECIAL;         /* don't create GV */
-       /* FALLTHROUGH */
-    case OP_PADSV:
-       if (type == OP_RV2SV || type == OP_RV2AV || type == OP_RV2HV) {
-           o->op_private |= (type == OP_RV2AV ? OPpDEREF_AV
-                             : type == OP_RV2HV ? OPpDEREF_HV
-                             : OPpDEREF_SV);
-           o->op_flags |= OPf_MOD;
-       }
-       if (o->op_flags & OPf_KIDS) {
+        case OP_RV2AV:
+        case OP_RV2HV:
+            if (set_op_ref)
+                o->op_flags |= OPf_REF;
+            /* FALLTHROUGH */
+        case OP_RV2GV:
+            if (type == OP_DEFINED)
+                o->op_flags |= OPf_SPECIAL;            /* don't create GV */

             type = o->op_type;
             o = cUNOPo->op_first;
             continue;
             type = o->op_type;
             o = cUNOPo->op_first;
             continue;

-        }
-       break;
-
-    case OP_RV2AV:
-    case OP_RV2HV:
-       if (set_op_ref)
-           o->op_flags |= OPf_REF;
-       /* FALLTHROUGH */
-    case OP_RV2GV:
-       if (type == OP_DEFINED)
-           o->op_flags |= OPf_SPECIAL;         /* don't create GV */
-        type = o->op_type;
-       o = cUNOPo->op_first;
-       continue;
-
-    case OP_PADAV:
-    case OP_PADHV:
-       if (set_op_ref)
-           o->op_flags |= OPf_REF;
-       break;

 
 

-    case OP_SCALAR:
-    case OP_NULL:
-       if (!(o->op_flags & OPf_KIDS) || type == OP_DEFINED)
-           break;
-        o = cBINOPo->op_first;
-       continue;
-
-    case OP_AELEM:
-    case OP_HELEM:
-       if (type == OP_RV2SV || type == OP_RV2AV || type == OP_RV2HV) {
-           o->op_private |= (type == OP_RV2AV ? OPpDEREF_AV
-                             : type == OP_RV2HV ? OPpDEREF_HV
-                             : OPpDEREF_SV);
-           o->op_flags |= OPf_MOD;
-       }
-        type = o->op_type;
-       o = cBINOPo->op_first;
-       continue;;
+        case OP_PADAV:
+        case OP_PADHV:
+            if (set_op_ref)
+                o->op_flags |= OPf_REF;
+            break;

 
 

-    case OP_SCOPE:
-    case OP_LEAVE:
-       set_op_ref = FALSE;
-       /* FALLTHROUGH */
-    case OP_ENTER:
-    case OP_LIST:
-       if (!(o->op_flags & OPf_KIDS))
-           break;
-       o = cLISTOPo->op_last;
-       continue;
+        case OP_SCALAR:
+        case OP_NULL:
+            if (!(o->op_flags & OPf_KIDS) || type == OP_DEFINED)
+                break;
+             o = cBINOPo->op_first;
+            continue;

 
 

-    default:
-       break;
-    } /* switch */
+        case OP_AELEM:
+        case OP_HELEM:
+            if (type == OP_RV2SV || type == OP_RV2AV || type == OP_RV2HV) {
+                o->op_private |= (type == OP_RV2AV ? OPpDEREF_AV
+                                  : type == OP_RV2HV ? OPpDEREF_HV
+                                  : OPpDEREF_SV);
+                o->op_flags |= OPf_MOD;
+            }
+            type = o->op_type;
+            o = cBINOPo->op_first;
+            continue;;

 
 

-    while (1) {
-        if (o == top_op)
-            return scalar(top_op); /* at top; no parents/siblings to try */
-        if (OpHAS_SIBLING(o)) {
-            o = o->op_sibparent;
-            /* Normally skip all siblings and go straight to the parent;
-             * the only op that requires two children to be processed
-             * is OP_COND_EXPR */
-            if (!OpHAS_SIBLING(o) && o->op_sibparent->op_type == OP_COND_EXPR)
+        case OP_SCOPE:
+        case OP_LEAVE:
+            set_op_ref = FALSE;
+            /* FALLTHROUGH */
+        case OP_ENTER:
+        case OP_LIST:
+            if (!(o->op_flags & OPf_KIDS))

                 break;
                 break;

+            o = cLISTOPo->op_last;

             continue;
             continue;

+
+        default:
+            break;
+        } /* switch */
+
+        while (1) {
+            if (o == top_op)
+                return scalar(top_op); /* at top; no parents/siblings to try */
+            if (OpHAS_SIBLING(o)) {
+                o = o->op_sibparent;
+                /* Normally skip all siblings and go straight to the parent;
+                 * the only op that requires two children to be processed
+                 * is OP_COND_EXPR */
+                if (!OpHAS_SIBLING(o)
+                        && o->op_sibparent->op_type == OP_COND_EXPR)
+                    break;
+                continue;
+            }
+            o = o->op_sibparent; /*try parent's next sibling */

         }
         }

-        o = o->op_sibparent; /*try parent's next sibling */
-    }

     } /* while */
 }
 
     } /* while */
 }