pager.rb in tty-pager-0.12.0

- old
+ new

@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 require 'tty-screen'
 
 require_relative 'pager/basic'
 require_relative 'pager/null'
 require_relative 'pager/system'
@@ -16,14 +18,14 @@
     # command to perform pagination with SystemPager. Finally,
     # if no system command is found, a BasicPager is used which
     # is a pure Ruby implementation known to work on any platform.
     #
     # @api private
-    def self.select_pager(enabled)
+    def self.select_pager(enabled, commands)
       if !enabled
         NullPager
-      elsif SystemPager.exec_available?
+      elsif SystemPager.exec_available?(*commands)
         SystemPager
       else
         BasicPager
       end
     end
@@ -39,16 +41,17 @@
     #   the object to send output to
     # @option options [Boolean] :enabled
     #   disable/enable text paging
     #
     # @api public
-    def initialize(options = {})
+    def initialize(**options)
       @input   = options.fetch(:input)  { $stdin }
       @output  = options.fetch(:output) { $stdout }
       @enabled = options.fetch(:enabled) { true }
+      commands = Array(options[:command])
 
       if self.class == TTY::Pager
-        @pager = self.class.select_pager(@enabled).new(options)
+        @pager = self.class.select_pager(@enabled, commands).new(options)
       end
     end
 
     # Check if pager is enabled
     #