Use analyzer 5.12, fix uses of deprecated APIs. (#1220)

* Use analyzer 5.12, fix uses of deprecated APIs.

* Use a change from flutter-style-experiment instead.

Author: scheglov

CHANGELOG.md

@@ -6,6 +6,7 @@
   on other parameters (#1212).
 * Don't split before `.` following a record literal (#1213).
 * Don't force split on a line comment before a switch expression case (#1215).
+* Require `package:analyzer` `^5.12.0`.
 
 # 2.3.1
 

lib/src/dart_formatter.dart

@@ -153,13 +153,13 @@ class DartFormatter {
       var token = node.endToken.next!;
       if (token.type != TokenType.CLOSE_CURLY_BRACKET) {
         var stringSource = StringSource(text, source.uri);
-        var error = AnalysisError(
-            stringSource,
-            token.offset - inputOffset,
-            math.max(token.length, 1),
-            ParserErrorCode.UNEXPECTED_TOKEN,
-            [token.lexeme]);
-
+        var error = AnalysisError.tmp(
+            source: stringSource,
+            offset: token.offset - inputOffset,
+            length: math.max(token.length, 1),
+            errorCode: ParserErrorCode.UNEXPECTED_TOKEN,
+            arguments: [token.lexeme],
+        );
         throw FormatterException([error]);
       }
     }

lib/src/source_visitor.dart

@@ -1813,7 +1813,7 @@ class SourceVisitor extends ThrowingAstVisitor {
     var hasInnerControlFlow = false;
     for (var element in ifElements) {
       _visitIfCondition(element.ifKeyword, element.leftParenthesis,
-          element.condition, element.caseClause, element.rightParenthesis);
+          element.expression, element.caseClause, element.rightParenthesis);
 
       visitChild(element, element.thenElement);
       if (element.thenElement.isControlFlowElement) {
@@ -1856,7 +1856,7 @@ class SourceVisitor extends ThrowingAstVisitor {
 
   @override
   void visitIfStatement(IfStatement node) {
-    _visitIfCondition(node.ifKeyword, node.leftParenthesis, node.condition,
+    _visitIfCondition(node.ifKeyword, node.leftParenthesis, node.expression,
         node.caseClause, node.rightParenthesis);
 
     void visitClause(Statement clause) {
@@ -2252,9 +2252,22 @@ class SourceVisitor extends ThrowingAstVisitor {
 
   @override
   void visitNamedType(NamedType node) {
-    visit(node.name);
+    var importPrefix = node.importPrefix;
+    if (importPrefix != null) {
+      builder.startSpan();
+
+      token(importPrefix.name);
+      soloZeroSplit();
+      token(importPrefix.period);
+    }
+
+    token(node.name2);
     visit(node.typeArguments);
     token(node.question);
+
+    if (importPrefix != null) {
+      builder.endSpan();
+    }
   }
 
   @override

pubspec.yaml

@@ -9,7 +9,7 @@ environment:
   sdk: ">=2.19.0 <3.0.0"
 
 dependencies:
-  analyzer: ^5.7.0
+  analyzer: ^5.12.0
   args: ">=1.0.0 <3.0.0"
   path: ^1.0.0
   pub_semver: ">=1.4.4 <3.0.0"