Numeric literals can be used as type

Author: sheetalkamat

TypeScript.YAML-tmLanguage

@@ -725,6 +725,7 @@ repository:
     patterns:
     - include: '#comment'
     - include: '#string'
+    - include: '#numeric-literal'
     - include: '#type-primitive'
     - include: '#type-builtin-literals'
     - include: '#typeof-operator'

TypeScript.tmLanguage

@@ -2332,6 +2332,10 @@
             <key>include</key>
             <string>#string</string>
           </dict>
+          <dict>
+            <key>include</key>
+            <string>#numeric-literal</string>
+          </dict>
           <dict>
             <key>include</key>
             <string>#type-primitive</string>

TypeScriptReact.tmLanguage

@@ -2336,6 +2336,10 @@
             <key>include</key>
             <string>#string</string>
           </dict>
+          <dict>
+            <key>include</key>
+            <string>#numeric-literal</string>
+          </dict>
           <dict>
             <key>include</key>
             <string>#type-primitive</string>

tests/baselines/numericAsType.baseline.txt

@@ -0,0 +1,106 @@
+original file
+-----------------------------------
+let a: 1 | 3 | 5 | 7 | 9;
+type a = 1 | 3 | 5 | 7 | 9;
+-----------------------------------
+
+Grammar: TypeScript.tmLanguage
+-----------------------------------
+>let a: 1 | 3 | 5 | 7 | 9;
+ ^^^
+ source.ts meta.var.expr.ts storage.type.ts
+    ^
+    source.ts meta.var.expr.ts
+     ^
+     source.ts meta.var.expr.ts meta.var-single-variable.expr.ts variable.other.readwrite.ts
+      ^
+      source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.type.annotation.ts keyword.operator.type.annotation.ts
+       ^
+       source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.type.annotation.ts
+        ^
+        source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.type.annotation.ts constant.numeric.decimal.ts
+         ^
+         source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.type.annotation.ts
+          ^
+          source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.type.annotation.ts keyword.operator.type.ts
+           ^
+           source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.type.annotation.ts
+            ^
+            source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.type.annotation.ts constant.numeric.decimal.ts
+             ^
+             source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.type.annotation.ts
+              ^
+              source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.type.annotation.ts keyword.operator.type.ts
+               ^
+               source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.type.annotation.ts
+                ^
+                source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.type.annotation.ts constant.numeric.decimal.ts
+                 ^
+                 source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.type.annotation.ts
+                  ^
+                  source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.type.annotation.ts keyword.operator.type.ts
+                   ^
+                   source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.type.annotation.ts
+                    ^
+                    source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.type.annotation.ts constant.numeric.decimal.ts
+                     ^
+                     source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.type.annotation.ts
+                      ^
+                      source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.type.annotation.ts keyword.operator.type.ts
+                       ^
+                       source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.type.annotation.ts
+                        ^
+                        source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.type.annotation.ts constant.numeric.decimal.ts
+                         ^
+                         source.ts punctuation.terminator.statement.ts
+                          ^^
+                          source.ts
+>type a = 1 | 3 | 5 | 7 | 9;
+ ^^^^
+ source.ts meta.type.declaration.ts storage.type.type.ts
+     ^
+     source.ts meta.type.declaration.ts
+      ^
+      source.ts meta.type.declaration.ts entity.name.type.ts
+       ^
+       source.ts meta.type.declaration.ts
+        ^
+        source.ts meta.type.declaration.ts keyword.operator.assignment.ts
+         ^
+         source.ts meta.type.declaration.ts
+          ^
+          source.ts meta.type.declaration.ts constant.numeric.decimal.ts
+           ^
+           source.ts meta.type.declaration.ts
+            ^
+            source.ts meta.type.declaration.ts keyword.operator.type.ts
+             ^
+             source.ts meta.type.declaration.ts
+              ^
+              source.ts meta.type.declaration.ts constant.numeric.decimal.ts
+               ^
+               source.ts meta.type.declaration.ts
+                ^
+                source.ts meta.type.declaration.ts keyword.operator.type.ts
+                 ^
+                 source.ts meta.type.declaration.ts
+                  ^
+                  source.ts meta.type.declaration.ts constant.numeric.decimal.ts
+                   ^
+                   source.ts meta.type.declaration.ts
+                    ^
+                    source.ts meta.type.declaration.ts keyword.operator.type.ts
+                     ^
+                     source.ts meta.type.declaration.ts
+                      ^
+                      source.ts meta.type.declaration.ts constant.numeric.decimal.ts
+                       ^
+                       source.ts meta.type.declaration.ts
+                        ^
+                        source.ts meta.type.declaration.ts keyword.operator.type.ts
+                         ^
+                         source.ts meta.type.declaration.ts
+                          ^
+                          source.ts meta.type.declaration.ts constant.numeric.decimal.ts
+                           ^
+                           source.ts punctuation.terminator.statement.ts

tests/cases/numericAsType.ts

@@ -0,0 +1,2 @@
+let a: 1 | 3 | 5 | 7 | 9;
+type a = 1 | 3 | 5 | 7 | 9;