chore: restrict analyzer version (#778)

* chore: restrict `analyzer` version to `>=2.4.0 <3.5.0`.

Author: dkrutskikh

CHANGELOG.md

@@ -4,6 +4,7 @@
 
 * fix: cover more cases in [`prefer-immediate-return`](https://dartcodemetrics.dev/docs/rules/common/prefer-immediate-return) rule
 * fix: support index expressions for [`no-magic-number`](https://dartcodemetrics.dev/docs/rules/common/no-magic-number) rule.
+* chore: restrict `analyzer` version to `>=2.4.0 <3.5.0`.
 
 ## 4.13.0
 

lib/src/analyzer_plugin/analyzer_plugin.dart

@@ -147,7 +147,8 @@ class AnalyzerPlugin extends ServerPlugin {
   ) async {
     try {
       final driver = driverForPath(parameters.file) as AnalysisDriver;
-      final analysisResult = await driver.getResult(parameters.file);
+      // ignore: deprecated_member_use
+      final analysisResult = await driver.getResult2(parameters.file);
 
       if (analysisResult is! ResolvedUnitResult) {
         return plugin.EditGetFixesResult([]);

lib/src/analyzers/unused_code_analyzer/unused_code_analyzer.dart

@@ -198,6 +198,7 @@ class UnusedCodeAnalyzer {
   ) {
     final offset = element.codeOffset!;
 
+    // ignore: unnecessary_non_null_assertion
     final lineInfo = unit.lineInfo!;
     final offsetLocation = lineInfo.getLocation(offset);
 

lib/src/analyzers/unused_l10n_analyzer/unused_l10n_analyzer.dart

@@ -171,6 +171,7 @@ class UnusedL10nAnalyzer {
     }
 
     final lineInfo = unit.lineInfo;
+    // ignore: unnecessary_null_comparison
     if (lineInfo == null) {
       return null;
     }
@@ -232,6 +233,7 @@ class UnusedL10nAnalyzer {
   ) {
     final offset = element.codeOffset!;
 
+    // ignore: unnecessary_non_null_assertion
     final lineInfo = unit.lineInfo!;
     final offsetLocation = lineInfo.getLocation(offset);
 

pubspec.yaml

@@ -10,8 +10,8 @@ environment:
   sdk: ">=2.14.0 <3.0.0"
 
 dependencies:
-  analyzer: ">=3.0.0 <3.4.0"
-  analyzer_plugin: ^0.9.0
+  analyzer: ">=2.4.0 <3.5.0"
+  analyzer_plugin: ">=0.8.0 <0.10.0"
   ansicolor: ^2.0.1
   args: ^2.0.0
   collection: ^1.15.0