Remove 'missing' syntax kind.

src/services/formatting.ts

@@ -483,8 +483,8 @@ module ts.formatting {
                 if (!rangeOverlapsWithStartEnd(originalRange, child.pos, child.end)) {
                     return inheritedIndentation;
                 }
-
-                if (child.kind === SyntaxKind.Missing) {
+                
+                if (child.getFullWidth() === 0) {
                     return inheritedIndentation;
                 }
 

src/services/services.ts

@@ -218,7 +218,7 @@ module ts {
         }
 
         private createChildren(sourceFile?: SourceFile) {
-            if (this.kind > SyntaxKind.Missing) {
+            if (this.kind >= SyntaxKind.FirstNode) {
                 scanner.setText((sourceFile || this.getSourceFile()).text);
                 var children: Node[] = [];
                 var pos = this.pos;
@@ -264,8 +264,11 @@ module ts {
             var children = this.getChildren();
             for (var i = 0; i < children.length; i++) {
                 var child = children[i];
-                if (child.kind < SyntaxKind.Missing) return child;
-                if (child.kind > SyntaxKind.Missing) return child.getFirstToken(sourceFile);
+                if (child.kind < SyntaxKind.FirstNode) {
+                    return child;
+                }
+
+                return child.getFirstToken(sourceFile);
             }
         }
 
@@ -273,8 +276,11 @@ module ts {
             var children = this.getChildren(sourceFile);
             for (var i = children.length - 1; i >= 0; i--) {
                 var child = children[i];
-                if (child.kind < SyntaxKind.Missing) return child;
-                if (child.kind > SyntaxKind.Missing) return child.getLastToken(sourceFile);
+                if (child.kind < SyntaxKind.FirstNode) {
+                    return child;
+                }
+
+                return child.getLastToken(sourceFile);
             }
         }
     }
@@ -758,7 +764,7 @@ module ts {
                         case SyntaxKind.Method:
                             var functionDeclaration = <FunctionLikeDeclaration>node;
 
-                            if (functionDeclaration.name && functionDeclaration.name.kind !== SyntaxKind.Missing) {
+                            if (functionDeclaration.name && functionDeclaration.name.getFullWidth() > 0) {
                                 var lastDeclaration = namedDeclarations.length > 0 ?
                                     namedDeclarations[namedDeclarations.length - 1] :
                                     undefined;
@@ -2888,7 +2894,7 @@ module ts {
                     if (location.parent && location.parent.kind === SyntaxKind.PropertyAccessExpression) {
                         var right = (<PropertyAccessExpression>location.parent).name;
                         // Either the location is on the right of a property access, or on the left and the right is missing
-                        if (right === location || (right && right.kind === SyntaxKind.Missing)){
+                        if (right === location || (right && right.getFullWidth() === 0)){
                             location = location.parent;
                         }
                     }

src/services/signatureHelp.ts

@@ -386,7 +386,7 @@ module ts.SignatureHelp {
             // leading up to the next token in case the user is about to type in a TemplateMiddle or TemplateTail.
             if (template.kind === SyntaxKind.TemplateExpression) {
                 var lastSpan = lastOrUndefined((<TemplateExpression>template).templateSpans);
-                if (lastSpan.literal.kind === SyntaxKind.Missing) {
+                if (lastSpan.literal.getFullWidth() === 0) {
                     applicableSpanEnd = skipTrivia(sourceFile.text, applicableSpanEnd, /*stopAfterLineBreak*/ false);
                 }
             }

src/services/smartIndenter.ts

@@ -393,6 +393,10 @@ module ts.formatting {
          * This function is always called when position of the cursor is located after the node
          */
         function isCompletedNode(n: Node, sourceFile: SourceFile): boolean {
+            if (n.getFullWidth() === 0) {
+                return false;
+            }
+
             switch (n.kind) {
                 case SyntaxKind.ClassDeclaration:
                 case SyntaxKind.InterfaceDeclaration:
@@ -426,8 +430,6 @@ module ts.formatting {
                     return isCompletedNode((<ExpressionStatement>n).expression, sourceFile);
                 case SyntaxKind.ArrayLiteralExpression:
                     return nodeEndsWith(n, SyntaxKind.CloseBracketToken, sourceFile);
-                case SyntaxKind.Missing:
-                    return false;
                 case SyntaxKind.CaseClause:
                 case SyntaxKind.DefaultClause:
                     // there is no such thing as terminator token for CaseClause\DefaultClause so for simplicitly always consider them non-completed