Change surround to tag

Author: Yukaii

keymap/vim.js

@@ -2852,12 +2852,20 @@
               closeC = character
             }
           }
-          return [openC, closeC]
+
+          if (!openC || !closeC) {
+            return null
+          } else {
+            return [openC, closeC]
+          }
         }
 
-        function replaceSurround (cm, searchCharacter, replaceCharacter) {
+        function replaceSurround (cm, searchCharacter, replacePair, addSpace = false) {
           var searchPair = transformCharacterPair(searchCharacter)
-          var replacePair = transformCharacterPair(replaceCharacter)
+
+          if (!replacePair) {
+            return
+          }
 
           var openIndex, closeIndex, lineContent = cm.getLine(cursor.line)
           openIndex = lineContent.slice(0, cursor.ch).lastIndexOf(searchPair[0])
@@ -2869,8 +2877,6 @@
 
           var inner = lineContent.slice(openIndex + 1, closeIndex + cursor.ch)
 
-          var addSpace = openCs.includes(replaceCharacter)
-
           var openPos = { ch: openIndex, line: cursor.line }
           var closePos = { ch: cursor.ch + closeIndex + 1, line: cursor.line }
 
@@ -2896,17 +2902,80 @@
           var tmp = selectCompanionObject(cm, cursor, searchCharacter, true)  
           const replacePair = transformCharacterPair(replaceCharacter)
 
+          if (!replacePair) {
+            return
+          }
+
           replaceCharacterAt(cm, replacePair[0], tmp.start)
           replaceCharacterAt(cm, replacePair[1], { ch: tmp.end.ch - 1, line: tmp.end.line })
         }
 
-        if (mirroredPairs[actionArgs.search]) {
-          replaceSurround(cm, actionArgs.search, character)
-        } else if (multilinePairs[actionArgs.search]) {
-          replaceMultilineSurround(cm, actionArgs.search, character)
-        }
+        if (character === '<') {
+          // editing tags object
+          showPrompt(cm, { 
+            onCloseDialog: function (inputRef) {
+              var input = inputRef.getElementsByTagName("input")[0].value
+              // Give the prompt some time to close so that if processCommand shows
+              // an error, the elements don't overlap.
+              vimGlobalState.exCommandHistoryController.pushInput(input + '>');
+              vimGlobalState.exCommandHistoryController.reset();
+              
+              input = '<' + input + '>';
+              var openTagRegex = /<([A-Za-z][A-Za-z0-9]*)\b[^>]*>/
+              var match = input.match(openTagRegex)
+              if (!match) {
+                return
+              }
 
-        cm.setCursor(cursor)
+              replaceSurround(cm, actionArgs.search, [
+                input,
+                '</' + match[1] + '>'                
+              ])
+            },
+            prefix: '<', 
+            onKeyDown: function (e, input, close) {
+              var keyName = CodeMirror.keyName(e), up, offset;
+              if (keyName == 'Esc' || keyName == 'Ctrl-C' || keyName == 'Ctrl-[' ||
+                  (keyName == 'Backspace' && input == '')) {
+                vimGlobalState.exCommandHistoryController.pushInput(input);
+                vimGlobalState.exCommandHistoryController.reset();
+                CodeMirror.e_stop(e);
+                clearInputState(cm);
+                close();
+                cm.focus();
+              }
+              if (e.key === '>') {
+                close(input)
+                CodeMirror.e_stop(e);
+                close()
+              } else if (keyName == 'Up' || keyName == 'Down') {
+                CodeMirror.e_stop(e);
+                up = keyName == 'Up' ? true : false;
+                offset = e.target ? e.target.selectionEnd : 0;
+                input = vimGlobalState.exCommandHistoryController.nextMatch(input, up) || '';
+                close(input);
+                if (offset && e.target) e.target.selectionEnd = e.target.selectionStart = Math.min(offset, e.target.value.length);
+              } else if (keyName == 'Ctrl-U') {
+                // Ctrl-U clears input.
+                CodeMirror.e_stop(e);
+                close('');
+              } else {
+                if ( keyName != 'Left' && keyName != 'Right' && keyName != 'Ctrl' && keyName != 'Alt' && keyName != 'Shift')
+                  vimGlobalState.exCommandHistoryController.reset();
+              }
+            }
+          });
+        } else {
+          if (mirroredPairs[actionArgs.search]) {
+            var replacePair = transformCharacterPair(character)
+            var addSpace = openCs.includes(character)
+            replaceSurround(cm, actionArgs.search, replacePair, addSpace)
+          } else if (multilinePairs[actionArgs.search]) {
+            replaceMultilineSurround(cm, actionArgs.search, character)
+          }
+  
+          cm.setCursor(cursor)
+        }
       }
     };
 
@@ -4070,7 +4139,7 @@
       if (cm.openDialog) {
         cm.openDialog(template, onClose, { bottom: true, value: options.value,
             onKeyDown: options.onKeyDown, onKeyUp: options.onKeyUp,
-            selectValueOnOpen: false});
+            selectValueOnOpen: false, onClose: options.onCloseDialog});
       }
       else {
         onClose(prompt(shortText, ''));