Refactored URI for Foam API v1 (#537)

* refactored URI to be less dependent on VS Code implementation
* moved uri tests in own file, and added test case from #507
* added license info for VS Code inspired code
* moved URI utility methods in abstract class for namespacing
* better names for some methods

Co-authored-by: Jonathan <[email protected]>

LICENSE

@@ -1,6 +1,6 @@
 The MIT Licence (MIT)
 
-Copyright 2020 Jani Eväkallio <[email protected]>
+Copyright 2020 - present Jani Eväkallio <[email protected]>
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of
 this software and associated documentation files (the "Software"), to deal in
@@ -17,4 +17,17 @@ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Where noted, some code uses the following license:
+
+MIT License
+
+Copyright (c) 2015 - present Microsoft Corporation
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:

packages/foam-core/src/bootstrap.ts

@@ -3,7 +3,7 @@ import { FoamConfig, Foam, IDataStore } from './index';
 import { loadPlugins } from './plugins';
 import { isSome } from './utils';
 import { Logger } from './utils/log';
-import { isMarkdownFile } from './utils/uri';
+import { URI } from './model/uri';
 import { FoamWorkspace } from './model/workspace';
 
 export const bootstrap = async (config: FoamConfig, dataStore: IDataStore) => {
@@ -17,7 +17,7 @@ export const bootstrap = async (config: FoamConfig, dataStore: IDataStore) => {
   await Promise.all(
     files.map(async uri => {
       Logger.info('Found: ' + uri);
-      if (isMarkdownFile(uri)) {
+      if (URI.isMarkdownFile(uri)) {
         const content = await dataStore.read(uri);
         if (isSome(content)) {
           workspace.set(parser.parse(uri, content));