refactor(core): renamed previousOrParent to currentTNode (#38707)

The previous name of `previousOrParent` was confusing. Changed the
terminology to `currentTNode`.

PR Close #38707

packages/core/test/acceptance/i18n_spec.ts

@@ -687,7 +687,7 @@ onlyInIvy('Ivy i18n logic').describe('runtime i18n', () => {
         '(lView[0] as Element).appendChild(lView[2])',
         'lView[4] = document.createTextNode("World")',
         '(lView[2] as Element).appendChild(lView[4])',
-        'setPreviousOrParentTNode(tView.data[2] as TNode)',
+        'setCurrentTNode(tView.data[2] as TNode)',
         'lView[5] = document.createTextNode("!")',
         '(lView[0] as Element).appendChild(lView[5])',
       ]);

packages/core/test/bundling/cyclic_import/bundle.golden_symbols.json

@@ -171,10 +171,10 @@
     "name": "getConstant"
   },
   {
-    "name": "getFirstLContainer"
+    "name": "getCurrentTNode"
   },
   {
-    "name": "getIsParent"
+    "name": "getFirstLContainer"
   },
   {
     "name": "getLView"
@@ -200,9 +200,6 @@
   {
     "name": "getOrCreateTNode"
   },
-  {
-    "name": "getPreviousOrParentTNode"
-  },
   {
     "name": "getSimpleChangesStore"
   },
@@ -245,6 +242,9 @@
   {
     "name": "isCssClassMatching"
   },
+  {
+    "name": "isCurrentTNodeParent"
+  },
   {
     "name": "isInlineTemplate"
   },
@@ -323,6 +323,9 @@
   {
     "name": "setCurrentQueryIndex"
   },
+  {
+    "name": "setCurrentTNode"
+  },
   {
     "name": "setDirectiveInputsWhichShadowsStyling"
   },
@@ -335,9 +338,6 @@
   {
     "name": "setInputsFromAttrs"
   },
-  {
-    "name": "setPreviousOrParentTNode"
-  },
   {
     "name": "setSelectedIndex"
   },

packages/core/test/bundling/forms/bundle.golden_symbols.json

@@ -965,6 +965,9 @@
   {
     "name": "getConstant"
   },
+  {
+    "name": "getCurrentTNode"
+  },
   {
     "name": "getDOM"
   },
@@ -986,9 +989,6 @@
   {
     "name": "getInjectorIndex"
   },
-  {
-    "name": "getIsParent"
-  },
   {
     "name": "getLCleanup"
   },
@@ -1052,9 +1052,6 @@
   {
     "name": "getPreviousIndex"
   },
-  {
-    "name": "getPreviousOrParentTNode"
-  },
   {
     "name": "getPromiseCtor"
   },
@@ -1172,6 +1169,9 @@
   {
     "name": "isCssClassMatching"
   },
+  {
+    "name": "isCurrentTNodeParent"
+  },
   {
     "name": "isDirectiveHost"
   },
@@ -1499,6 +1499,9 @@
   {
     "name": "setCurrentQueryIndex"
   },
+  {
+    "name": "setCurrentTNode"
+  },
   {
     "name": "setDirectiveInputsWhichShadowsStyling"
   },
@@ -1517,9 +1520,6 @@
   {
     "name": "setLocaleId"
   },
-  {
-    "name": "setPreviousOrParentTNode"
-  },
   {
     "name": "setSelectedIndex"
   },

packages/core/test/bundling/hello_world/bundle.golden_symbols.json

@@ -119,6 +119,9 @@
   {
     "name": "getComponentLViewByIndex"
   },
+  {
+    "name": "getCurrentTNode"
+  },
   {
     "name": "getFirstLContainer"
   },
@@ -134,9 +137,6 @@
   {
     "name": "getOrCreateTNode"
   },
-  {
-    "name": "getPreviousOrParentTNode"
-  },
   {
     "name": "getSimpleChangesStore"
   },
@@ -206,15 +206,15 @@
   {
     "name": "setCurrentQueryIndex"
   },
+  {
+    "name": "setCurrentTNode"
+  },
   {
     "name": "setIncludeViewProviders"
   },
   {
     "name": "setInjectImplementation"
   },
-  {
-    "name": "setPreviousOrParentTNode"
-  },
   {
     "name": "setSelectedIndex"
   },

packages/core/test/bundling/router/bundle.golden_symbols.json

@@ -1280,6 +1280,9 @@
   {
     "name": "getCurrentQueryIndex"
   },
+  {
+    "name": "getCurrentTNode"
+  },
   {
     "name": "getDOM"
   },
@@ -1310,9 +1313,6 @@
   {
     "name": "getInjectorIndex"
   },
-  {
-    "name": "getIsParent"
-  },
   {
     "name": "getLCleanup"
   },
@@ -1388,9 +1388,6 @@
   {
     "name": "getPreviousIndex"
   },
-  {
-    "name": "getPreviousOrParentTNode"
-  },
   {
     "name": "getPromiseCtor"
   },
@@ -1508,6 +1505,9 @@
   {
     "name": "isCssClassMatching"
   },
+  {
+    "name": "isCurrentTNodeParent"
+  },
   {
     "name": "isDirectiveHost"
   },
@@ -1832,6 +1832,9 @@
   {
     "name": "setCurrentQueryIndex"
   },
+  {
+    "name": "setCurrentTNode"
+  },
   {
     "name": "setDirectiveInputsWhichShadowsStyling"
   },
@@ -1850,9 +1853,6 @@
   {
     "name": "setLocaleId"
   },
-  {
-    "name": "setPreviousOrParentTNode"
-  },
   {
     "name": "setRouterState"
   },

packages/core/test/bundling/todo/bundle.golden_symbols.json

@@ -344,6 +344,9 @@
   {
     "name": "getConstant"
   },
+  {
+    "name": "getCurrentTNode"
+  },
   {
     "name": "getDebugContext"
   },
@@ -353,9 +356,6 @@
   {
     "name": "getInjectorIndex"
   },
-  {
-    "name": "getIsParent"
-  },
   {
     "name": "getLCleanup"
   },
@@ -410,9 +410,6 @@
   {
     "name": "getPreviousIndex"
   },
-  {
-    "name": "getPreviousOrParentTNode"
-  },
   {
     "name": "getSelectedIndex"
   },
@@ -482,6 +479,9 @@
   {
     "name": "isCssClassMatching"
   },
+  {
+    "name": "isCurrentTNodeParent"
+  },
   {
     "name": "isDirectiveHost"
   },
@@ -650,6 +650,9 @@
   {
     "name": "setCurrentQueryIndex"
   },
+  {
+    "name": "setCurrentTNode"
+  },
   {
     "name": "setDirectiveInputsWhichShadowsStyling"
   },
@@ -665,9 +668,6 @@
   {
     "name": "setInputsFromAttrs"
   },
-  {
-    "name": "setPreviousOrParentTNode"
-  },
   {
     "name": "setSelectedIndex"
   },

packages/core/test/render3/i18n_debug_spec.ts

@@ -128,7 +128,7 @@ describe('i18n debug', () => {
     it('should print ElementEnd', () => {
       expect(i18nMutateOpCodesToString([
         1 << I18nMutateOpCode.SHIFT_REF | I18nMutateOpCode.ElementEnd,
-      ])).toEqual(['setPreviousOrParentTNode(tView.data[1] as TNode)']);
+      ])).toEqual(['setCurrentTNode(tView.data[1] as TNode)']);
     });
 
     it('should print RemoveNestedIcu', () => {

packages/core/test/render3/i18n_spec.ts

@@ -112,13 +112,13 @@ describe('Runtime i18n', () => {
           '(lView[1] as Element).appendChild(lView[2])',
           'lView[5] = document.createTextNode("world")',
           '(lView[2] as Element).appendChild(lView[5])',
-          'setPreviousOrParentTNode(tView.data[2] as TNode)',
+          'setCurrentTNode(tView.data[2] as TNode)',
           'lView[6] = document.createTextNode(" and ")',
           '(lView[1] as Element).appendChild(lView[6])',
           '(lView[1] as Element).appendChild(lView[3])',
           'lView[7] = document.createTextNode("universe")',
           '(lView[3] as Element).appendChild(lView[7])',
-          'setPreviousOrParentTNode(tView.data[3] as TNode)',
+          'setCurrentTNode(tView.data[3] as TNode)',
           'lView[8] = document.createTextNode("!")',
           '(lView[1] as Element).appendChild(lView[8])',
         ]),
@@ -221,8 +221,7 @@ describe('Runtime i18n', () => {
           '(lView[1] as Element).appendChild(lView[3])',
           '(lView[1] as Element).appendChild(lView[16381])',
           'lView[4] = document.createTextNode("after")',
-          '(lView[1] as Element).appendChild(lView[4])',
-          'setPreviousOrParentTNode(tView.data[1] as TNode)'
+          '(lView[1] as Element).appendChild(lView[4])', 'setCurrentTNode(tView.data[1] as TNode)'
         ]),
         update: [],
         icus: null
@@ -242,8 +241,7 @@ describe('Runtime i18n', () => {
         create: debugMatch([
           '(lView[0] as Element).appendChild(lView[1])',
           'lView[2] = document.createTextNode("middle")',
-          '(lView[1] as Element).appendChild(lView[2])',
-          'setPreviousOrParentTNode(tView.data[1] as TNode)'
+          '(lView[1] as Element).appendChild(lView[2])', 'setCurrentTNode(tView.data[1] as TNode)'
         ]),
         update: [],
         icus: null

packages/core/test/render3/render_util.ts

@@ -236,7 +236,7 @@ export function resetDOM() {
   containerEl.setAttribute('host', '');
   document.body.appendChild(containerEl);
   hostView = null;
-  // TODO: assert that the global state is clean (e.g. ngData, previousOrParentNode, etc)
+  // TODO: assert that the global state is clean (e.g. ngData, currentTNode, etc)
 }