dev.3

CHANGELOG.md

@@ -1,4 +1,8 @@
 ## [Unreleased]
+## [0.0.0+dev.3] - 2020-07-28
+### Added
+- Partial implementation of bracket field notation
+
 ## [0.0.0+dev.2] - 2020-07-28
 ### Added
 - Recursive selector
@@ -13,6 +17,7 @@
 ### Added
 - Basic design draft
 
-[Unreleased]: https://github.com/f3ath/jessie/compare/0.0.0+dev.2...HEAD
+[Unreleased]: https://github.com/f3ath/jessie/compare/0.0.0+dev.3...HEAD
+[0.0.0+dev.3]: https://github.com/f3ath/jessie/compare/0.0.0+dev.2...0.0.0+dev.3
 [0.0.0+dev.2]: https://github.com/f3ath/jessie/compare/0.0.0+dev.1...0.0.0+dev.2
 [0.0.0+dev.1]: https://github.com/f3ath/jessie/compare/0.0.0+dev.0...0.0.0+dev.1

lib/src/state.dart

@@ -42,8 +42,11 @@ class Ready implements State {
     final node = nodes.single;
     if (node.value == '*') return AllInArray();
     if (node.isNumber) return Index(int.parse(nodes.first.value));
+    if (node.value.startsWith("'")) return Field(_unquote(node.value));
     throw StateError('Unexpected bracket expression');
   }
+
+  String _unquote(String s) => s.substring(1, s.length - 1);
 }
 
 class AwaitingField implements State {

pubspec.yaml

@@ -1,5 +1,5 @@
 name: json_path
-version: 0.0.0+dev.2
+version: 0.0.0+dev.3
 description: JSONPath for Dart. JSONPath is XPath for JSON. It is a path in a JSON document.
 homepage: "https://github.com/f3ath/jessie"
 

test/json_path_test.dart

@@ -27,6 +27,20 @@ void main() {
       expect(store.select(json).single.value, json['store']);
       expect(store.select(json).single.path, r"$['store']");
     });
+
+    test('Single field in bracket notation', () {
+      final store = JsonPath(r"$['store']");
+      expect(store.toString(), r"$['store']");
+      expect(store.select(json).single.value, json['store']);
+      expect(store.select(json).single.path, r"$['store']");
+    });
+
+    test('Mixed brackets and fields', () {
+      final store = JsonPath(r"$['store'].bicycle['price']");
+      expect(store.toString(), r"$['store']['bicycle']['price']");
+      expect(store.select(json).single.value, json['store']['bicycle']['price']);
+      expect(store.select(json).single.path, r"$['store']['bicycle']['price']");
+    });
   });
 
   group('Wildcards', () {