Support triple-shift operators.

CHANGELOG.md

@@ -1,3 +1,7 @@
+# 2.0.1
+
+* Support triple-shift `>>>` and `>>>=` operators (#992).
+
 # 2.0.0
 
 * Migrate to null safety.

lib/src/dart_formatter.dart

@@ -87,8 +87,8 @@ class DartFormatter {
     // TODO(paulberry): consider plumbing in experiment enable flags from the
     // command line.
     var featureSet = FeatureSet.fromEnableFlags2(
-        sdkLanguageVersion: Version(2, 10, 0),
-        flags: ['non-nullable', 'generic-metadata']);
+        sdkLanguageVersion: Version(2, 13, 0),
+        flags: ['non-nullable', 'generic-metadata', 'triple-shift']);
 
     var inputOffset = 0;
     var text = source.text;

lib/src/line_splitting/solve_state.dart

@@ -569,7 +569,7 @@ class SolveState {
 
     buffer.write('   \$${splits.cost}');
 
-    if (overflowChars > 0) buffer.write(' (${overflowChars} over)');
+    if (overflowChars > 0) buffer.write(' ($overflowChars over)');
     if (!_isComplete) buffer.write(' (incomplete)');
 
     return buffer.toString();

pubspec.lock

@@ -7,14 +7,14 @@ packages:
       name: _fe_analyzer_shared
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "17.0.0"
+    version: "19.0.0"
   analyzer:
     dependency: "direct main"
     description:
       name: analyzer
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0"
+    version: "1.3.0"
   args:
     dependency: "direct main"
     description:
@@ -70,7 +70,7 @@ packages:
       name: coverage
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.15.2"
+    version: "1.0.2"
   crypto:
     dependency: transitive
     description:
@@ -91,21 +91,21 @@ packages:
       name: glob
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.0"
+    version: "2.0.1"
   grinder:
     dependency: "direct dev"
     description:
       name: grinder
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.9.0-nullsafety.0"
+    version: "0.9.0"
   http_multi_server:
     dependency: transitive
     description:
       name: http_multi_server
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.2.0"
+    version: "3.0.0"
   http_parser:
     dependency: transitive
     description:
@@ -119,7 +119,7 @@ packages:
       name: io
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.3.5"
+    version: "1.0.0"
   js:
     dependency: "direct dev"
     description:
@@ -133,7 +133,7 @@ packages:
       name: logging
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.0"
+    version: "1.0.1"
   matcher:
     dependency: transitive
     description:
@@ -161,7 +161,7 @@ packages:
       name: node_preamble
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.4.13"
+    version: "2.0.0"
   package_config:
     dependency: transitive
     description:
@@ -182,7 +182,7 @@ packages:
       name: pedantic
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.10.0"
+    version: "1.11.0"
   pool:
     dependency: transitive
     description:
@@ -203,28 +203,28 @@ packages:
       name: shelf
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.0"
+    version: "1.1.0"
   shelf_packages_handler:
     dependency: transitive
     description:
       name: shelf_packages_handler
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.1"
+    version: "3.0.0"
   shelf_static:
     dependency: transitive
     description:
       name: shelf_static
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.9+2"
+    version: "1.0.0"
   shelf_web_socket:
     dependency: transitive
     description:
       name: shelf_web_socket
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.4+1"
+    version: "1.0.1"
   source_map_stack_trace:
     dependency: transitive
     description:
@@ -280,21 +280,21 @@ packages:
       name: test
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.16.4"
+    version: "1.16.8"
   test_api:
     dependency: transitive
     description:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.19"
+    version: "0.3.0"
   test_core:
     dependency: transitive
     description:
       name: test_core
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.3.14"
+    version: "0.3.19"
   test_descriptor:
     dependency: "direct dev"
     description:
@@ -343,7 +343,7 @@ packages:
       name: webkit_inspection_protocol
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.7.5"
+    version: "1.0.0"
   yaml:
     dependency: "direct dev"
     description:
@@ -352,4 +352,4 @@ packages:
     source: hosted
     version: "3.1.0"
 sdks:
-  dart: ">=2.12.0-0.0 <3.0.0"
+  dart: ">=2.12.0 <3.0.0"

pubspec.yaml

@@ -1,6 +1,6 @@
 name: dart_style
 # Note: See tool/grind.dart for how to bump the version.
-version: 2.0.0
+version: 2.0.1-dev
 description: >-
   Opinionated, automatic Dart source code formatter.
   Provides an API and a CLI tool.
@@ -10,7 +10,7 @@ environment:
   sdk: '>=2.12.0-0 <3.0.0'
 
 dependencies:
-  analyzer: ^1.1.0
+  analyzer: ^1.3.0
   args: '>=1.0.0 <3.0.0'
   path: ^1.0.0
   pub_semver: '>=1.4.4 <3.0.0'
@@ -23,7 +23,7 @@ dev_dependencies:
   # and publishing to npm hasn't been used in a while.
   #  node_preamble: ^1.0.0
   pedantic: ^1.0.0
-  test: ^1.16.0
+  test: ^1.16.8
   test_descriptor: ^2.0.0
   test_process: ^2.0.0
   yaml: '>=2.0.0 <4.0.0'

test/splitting/mixed.stmt

@@ -170,12 +170,12 @@ longName +
     longName -
     longName;
 >>> mixed shift operators
-longName >> longName << longName >> longName << longName;
+longName >> longName << longName >> longName >>> longName;
 <<<
 longName >>
     longName <<
     longName >>
-    longName <<
+    longName >>>
     longName;
 >>> mixture of same and different precedence
 veryLongIdentifier + veryLongIdentifier / veryLongIdentifier *

test/whitespace/expressions.stmt

@@ -3,6 +3,10 @@
 var a=1+2/(3*-b~/4);
 <<<
 var a = 1 + 2 / (3 * -b ~/ 4);
+>>> triple-shift
+a>>>=1>>>-2>>>3;
+<<<
+a >>>= 1 >>> -2 >>> 3;
 >>> conditional operator
 var c=!condition==a>b;
 <<<