Test path in cross-platform friendly way

Author: wkillerud

pkgs/sass_language_server/lib/src/language_server.dart

@@ -211,8 +211,7 @@ class LanguageServer {
             }
 
             _log.debug('Searching workspace for files');
-            var files = await fileSystemProvider.findFiles(
-                '**/*.{css,scss,sass}',
+            var files = await fileSystemProvider.findFiles('**.{css,scss,sass}',
                 root: _workspaceRoot.toFilePath(),
                 exclude: _ls.configuration.workspace.exclude);
             _log.debug('Found ${files.length} files in workspace');

pkgs/sass_language_server/lib/src/local_file_system.dart

@@ -2,6 +2,7 @@ import 'dart:io';
 
 import 'package:glob/glob.dart';
 import 'package:glob/list_local_fs.dart';
+import 'package:path/path.dart' as p;
 import 'package:sass_language_server/src/utils/uri.dart';
 import 'package:sass_language_services/sass_language_services.dart';
 
@@ -22,15 +23,16 @@ class LocalFileSystem extends FileSystemProvider {
     var excludeGlobs = <Glob>[];
     if (exclude != null) {
       for (var pattern in exclude) {
-        excludeGlobs.add(Glob(pattern, caseSensitive: false));
+        excludeGlobs.add(Glob(pattern,
+            caseSensitive: false, context: p.Context(style: p.Style.url)));
       }
     }
 
     var result = <Uri>[];
     for (var match in list) {
       var excluded = false;
       for (var glob in excludeGlobs) {
-        if (glob.matches(match.path)) {
+        if (glob.matches(match.uri.path)) {
           excluded = true;
           break;
         }

pkgs/sass_language_server/pubspec.yaml

@@ -13,6 +13,7 @@ environment:
 dependencies:
   lsp_server: ^0.3.2
   glob: ^2.1.2
+  path: ^1.9.0
   sass_language_services: ^1.0.0
 
 dev_dependencies:

pkgs/sass_language_server/test/local_file_system_test.dart

@@ -1,4 +1,5 @@
 import 'package:glob/glob.dart';
+import 'package:path/path.dart' as p;
 import 'package:sass_language_services/sass_language_services.dart';
 import 'package:test/test.dart';
 
@@ -8,7 +9,8 @@ void main() {
       var config = WorkspaceConfiguration.from(null);
       var excludeGlobs = <Glob>[];
       for (var pattern in config.exclude) {
-        excludeGlobs.add(Glob(pattern, caseSensitive: false));
+        excludeGlobs.add(Glob(pattern,
+            caseSensitive: false, context: p.Context(style: p.Style.url)));
       }
 
       var nodeModulesPath =
@@ -27,7 +29,8 @@ void main() {
 
       var excludeGlobs = <Glob>[];
       for (var pattern in config.exclude) {
-        excludeGlobs.add(Glob(pattern, caseSensitive: false));
+        excludeGlobs.add(Glob(pattern,
+            caseSensitive: false, context: p.Context(style: p.Style.url)));
       }
 
       var nodeModulesPath =