Fix TypeScript error line/column (#125)

* Fix TypeScript error line/column

* Adopt official pattern from VS Code

* Minor cleanup

* Add tests for tsc problem matcher

Co-authored-by: Lukas Spieß <lumaxis@github.com>

.github/tsc.json

@@ -4,14 +4,15 @@
             "owner": "tsc",
             "pattern": [
                 {
-                    "regexp": "^(?:\\s+\\d+\\>)?([^\\s].*)\\((\\d+|\\d+,\\d+|\\d+,\\d+,\\d+,\\d+)\\)\\s*:\\s+(error|warning|info)\\s+(\\w{1,2}\\d+)\\s*:\\s*(.*)$",
+                    "regexp": "^([^\\s].*)[\\(:](\\d+)[,:](\\d+)(?:\\):\\s+|\\s+-\\s+)(error|warning|info)\\s+TS(\\d+)\\s*:\\s*(.*)$",
                     "file": 1,
-                    "location": 2,
-                    "severity": 3,
-                    "code": 4,
-                    "message": 5
+                    "line": 2,
+                    "column": 3,
+                    "severity": 4,
+                    "code": 5,
+                    "message": 6
                 }
             ]
         }
     ]
-}
+}