po_parser.rb in yard-0.9.17

- old
+ new
@@ -1,61 +1,61 @@
-# frozen_string_literal: true
-module YARD
-  module I18n
-    # +Locale+ is a wrapper for gettext's PO parsing feature. It hides
-    # gettext API difference from YARD.
-    #
-    # @since 0.8.8
-    class POParser
-      if RUBY_VERSION < "1.9"
-        begin
-          require "gettext/tools/poparser"
-          require "gettext/runtime/mofile"
-          @@gettext_version = 2
-        rescue LoadError
-          log.warn "Need gettext gem 2.x for i18n feature:\n" \
-                   "\tgem install gettext -v 2.3.9"
-        end
-      else
-        begin
-          require "gettext/po_parser"
-          require "gettext/mo"
-          @@gettext_version = 3
-        rescue LoadError
-          begin
-            require "gettext/tools/poparser"
-            require "gettext/runtime/mofile"
-            @@gettext_version = 2
-          rescue LoadError
-            log.warn "Need gettext gem for i18n feature:\n" \
-                     "\tgem install gettext"
-          end
-        end
-      end
-
-      class << self
-        # @return [Boolean] true if gettext is available, false otherwise.
-        def available?
-          !@@gettext_version.nil?
-        end
-      end
-
-      # Parses PO file.
-      #
-      # @param [String] file path of PO file to be parsed.
-      # @return [Hash<String, String>] parsed messages.
-      def parse(file)
-        case @@gettext_version
-        when 2
-          parser = GetText::PoParser.new
-          data = GetText::MoFile.new
-        when 3
-          parser = GetText::POParser.new
-          data = GetText::MO.new
-        end
-        parser.report_warning = false
-        parser.parse_file(file, data)
-        data
-      end
-    end
-  end
-end
+# frozen_string_literal: true
+module YARD
+  module I18n
+    # +Locale+ is a wrapper for gettext's PO parsing feature. It hides
+    # gettext API difference from YARD.
+    #
+    # @since 0.8.8
+    class POParser
+      if RUBY_VERSION < "1.9"
+        begin
+          require "gettext/tools/poparser"
+          require "gettext/runtime/mofile"
+          @@gettext_version = 2
+        rescue LoadError
+          log.warn "Need gettext gem 2.x for i18n feature:\n" \
+                   "\tgem install gettext -v 2.3.9"
+        end
+      else
+        begin
+          require "gettext/po_parser"
+          require "gettext/mo"
+          @@gettext_version = 3
+        rescue LoadError
+          begin
+            require "gettext/tools/poparser"
+            require "gettext/runtime/mofile"
+            @@gettext_version = 2
+          rescue LoadError
+            log.warn "Need gettext gem for i18n feature:\n" \
+                     "\tgem install gettext"
+          end
+        end
+      end
+
+      class << self
+        # @return [Boolean] true if gettext is available, false otherwise.
+        def available?
+          !@@gettext_version.nil?
+        end
+      end
+
+      # Parses PO file.
+      #
+      # @param [String] file path of PO file to be parsed.
+      # @return [Hash<String, String>] parsed messages.
+      def parse(file)
+        case @@gettext_version
+        when 2
+          parser = GetText::PoParser.new
+          data = GetText::MoFile.new
+        when 3
+          parser = GetText::POParser.new
+          data = GetText::MO.new
+        end
+        parser.report_warning = false
+        parser.parse_file(file, data)
+        data
+      end
+    end
+  end
+end