Fixes Azure#792

Improved the string replacement to generate the regex (such as leaving the . in for extensions)
Updated tests to understand the new regex structure

src/core/utils/glob.spec.ts

@@ -26,19 +26,19 @@ describe("glob functions", () => {
     });
 
     it("glob = /*.{ext}", () => {
-      expect(globToRegExp("/*.{ext}")).toBe("\\/.*(ext)");
+      expect(globToRegExp("/*.{ext}")).toBe("\\/.*\\.(ext)");
     });
 
     it("glob = /*.{ext,gif}", () => {
-      expect(globToRegExp("/*.{ext,gif}")).toBe("\\/.*(ext|gif)");
+      expect(globToRegExp("/*.{ext,gif}")).toBe("\\/.*\\.(ext|gif)");
     });
 
     it("glob = /foo/*.{ext,gif}", () => {
-      expect(globToRegExp("/foo/*.{ext,gif}")).toBe("\\/foo\\/.*(ext|gif)");
+      expect(globToRegExp("/foo/*.{ext,gif}")).toBe("\\/foo\\/.*\\.(ext|gif)");
     });
 
     it("glob = {foo,bar}.json", () => {
-      expect(globToRegExp("{foo,bar}.json")).toBe("(foo|bar).json");
+      expect(globToRegExp("{foo,bar}.json")).toBe("(foo|bar)\\.json");
     });
 
     it("glob = /foo*", () => {

src/core/utils/glob.ts

@@ -31,7 +31,7 @@ export function globToRegExp(glob: string | undefined) {
     }
   }
 
-  return glob.replace(/\//g, "\\/").replace("*.", ".*").replace("/*", "/.*");
+  return glob.replace(/\//g, "\\/").replace(".", "\\.").replace("*", ".*");
 }
 
 /**