Fix #996: bump projectVersion every time getSourceFileNames changes (#998)

* Add failing test

* bump projectVersion every time getScriptFileNames changes

* fix tests

* tweak error reporting in test

Author: cspotcode

src/index.spec.ts

@@ -511,6 +511,13 @@ describe('ts-node', function () {
         })
       })
     })
+
+    it('should transpile files inside a node_modules directory when not ignored', function (done) {
+      exec(`${cmd} --skip-ignore tests/from-node-modules/from-node-modules`, function (err, stdout, stderr) {
+        if (err) return done(`Unexpected error: ${err}\nstdout:\n${stdout}\nstderr:\n${stderr}`)
+        done()
+      })
+    })
   })
 
   describe('register', function () {

src/index.ts

@@ -512,6 +512,7 @@ export function create (rawOptions: CreateOptions = {}): Register {
 
             fileVersions.set(fileName, 1)
             fileContents.set(fileName, contents)
+            projectVersion++
           }
 
           return ts.ScriptSnapshot.fromString(contents)