Fixes #1 Allow for multiple artifacts

lib/ArtifactGlobber.js

@@ -0,0 +1,16 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const Globber_1 = require("./Globber");
+const Artifact_1 = require("./Artifact");
+class FileArtifactGlobber {
+    constructor(globber = new Globber_1.FileGlobber()) {
+        this.globber = globber;
+    }
+    globArtifactString(artifact, contentType) {
+        return artifact.split(',')
+            .map((path) => this.globber.glob(path))
+            .reduce((accumulated, current) => accumulated.concat(current))
+            .map((path) => new Artifact_1.Artifact(path, contentType));
+    }
+}
+exports.FileArtifactGlobber = FileArtifactGlobber;