Remove RuboCop v1 compatibility code

lib/erb_lint/cli.rb

@@ -162,7 +162,7 @@ def run_with_corrections(runner, filename, file_content)
         runner.run(processed_source)
         break unless autocorrect? && runner.offenses.any?
 
-        corrector = correct(processed_source, runner.offenses)
+        corrector = corrector(processed_source, runner.offenses)
         break if corrector.corrections.empty?
         break if processed_source.file_content == corrector.corrected_content
 
@@ -202,10 +202,8 @@ def read_content(filename)
       $stdin.binmode.read.force_encoding(Encoding::UTF_8)
     end
 
-    def correct(processed_source, offenses)
-      corrector = ERBLint::Corrector.new(processed_source, offenses)
-      failure!(corrector.diagnostics.join(", ")) if corrector.diagnostics.any?
-      corrector
+    def corrector(processed_source, offenses)
+      ERBLint::Corrector.new(processed_source, offenses)
     end
 
     def config_filename

lib/erb_lint/corrector.rb

@@ -1,5 +1,7 @@
 # frozen_string_literal: true
 
+require "rubocop/cop/legacy/corrector"
+
 module ERBLint
   class Corrector
     attr_reader :processed_source, :offenses, :corrected_content
@@ -17,22 +19,7 @@ def corrections
     end
 
     def corrector
-      BASE.new(@processed_source.source_buffer, corrections)
-    end
-
-    if ::RuboCop::Version::STRING.to_f >= 0.87
-      require "rubocop/cop/legacy/corrector"
-      BASE = ::RuboCop::Cop::Legacy::Corrector
-
-      def diagnostics
-        []
-      end
-    else
-      BASE = ::RuboCop::Cop::Corrector
-
-      def diagnostics
-        corrector.diagnostics
-      end
+      ::RuboCop::Cop::Legacy::Corrector.new(@processed_source.source_buffer, corrections)
     end
   end
 end

lib/erb_lint/file_loader.rb

@@ -9,14 +9,8 @@ def initialize(base_path)
       @base_path = base_path
     end
 
-    if RUBY_VERSION >= "2.6"
-      def yaml(filename)
-        YAML.safe_load(read_content(filename), permitted_classes: [Regexp, Symbol], filename: filename) || {}
-      end
-    else
-      def yaml(filename)
-        YAML.safe_load(read_content(filename), [Regexp, Symbol], [], false, filename) || {}
-      end
+    def yaml(filename)
+      YAML.safe_load(read_content(filename), permitted_classes: [Regexp, Symbol], filename: filename) || {}
     end
 
     private

lib/erb_lint/linters/rubocop.rb

@@ -2,7 +2,6 @@
 
 require "better_html"
 require "tempfile"
-require "erb_lint/utils/offset_corrector"
 
 module ERBLint
   module Linters
@@ -36,30 +35,14 @@ def run(processed_source)
         end
       end
 
-      if ::RuboCop::Version::STRING.to_f >= 0.87
-        def autocorrect(_processed_source, offense)
-          return unless offense.context
+      def autocorrect(_processed_source, offense)
+        return unless offense.context
 
-          rubocop_correction = offense.context[:rubocop_correction]
-          return unless rubocop_correction
+        rubocop_correction = offense.context[:rubocop_correction]
+        return unless rubocop_correction
 
-          lambda do |corrector|
-            corrector.import!(rubocop_correction, offset: offense.context[:offset])
-          end
-        end
-      else
-        def autocorrect(processed_source, offense)
-          return unless offense.context
-
-          lambda do |corrector|
-            passthrough = Utils::OffsetCorrector.new(
-              processed_source,
-              corrector,
-              offense.context[:offset],
-              offense.context[:bound_range],
-            )
-            offense.context[:rubocop_correction].call(passthrough)
-          end
+        lambda do |corrector|
+          corrector.import!(rubocop_correction, offset: offense.context[:offset])
         end
       end
 
@@ -85,39 +68,18 @@ def inspect_content(processed_source, erb_node)
         activate_team(processed_source, source, offset, code_node, build_team)
       end
 
-      if ::RuboCop::Version::STRING.to_f >= 0.87
-        def activate_team(processed_source, source, offset, code_node, team)
-          report = team.investigate(source)
-          report.offenses.each do |rubocop_offense|
-            next if rubocop_offense.disabled?
+      def activate_team(processed_source, source, offset, code_node, team)
+        report = team.investigate(source)
+        report.offenses.each do |rubocop_offense|
+          next if rubocop_offense.disabled?
 
-            correction = rubocop_offense.corrector if rubocop_offense.corrected?
+          correction = rubocop_offense.corrector if rubocop_offense.corrected?
 
-            offense_range = processed_source
-              .to_source_range(rubocop_offense.location)
-              .offset(offset)
+          offense_range = processed_source
+            .to_source_range(rubocop_offense.location)
+            .offset(offset)
 
-            add_offense(rubocop_offense, offense_range, correction, offset, code_node.loc.range)
-          end
-        end
-      else
-        def activate_team(processed_source, source, offset, code_node, team)
-          team.inspect_file(source)
-          team.cops.each do |cop|
-            correction_offset = 0
-            cop.offenses.reject(&:disabled?).each do |rubocop_offense|
-              if rubocop_offense.corrected?
-                correction = cop.corrections[correction_offset]
-                correction_offset += 1
-              end
-
-              offense_range = processed_source
-                .to_source_range(rubocop_offense.location)
-                .offset(offset)
-
-              add_offense(rubocop_offense, offense_range, correction, offset, code_node.loc.range)
-            end
-          end
+          add_offense(rubocop_offense, offense_range, correction, offset, code_node.loc.range)
         end
       end