45 lines
944 B
Ruby
45 lines
944 B
Ruby
class Pry
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class History
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def initialize
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@history = []
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@first_new_line = 0 # TODO: rename this
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end
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def load(filename)
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File.foreach(filename) do |line|
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Readline::HISTORY << line.chomp
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@history << line.chomp
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end
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@first_new_line = @history.length
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end
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def save(filename)
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history_to_save = @history[@first_new_line..-1]
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File.open(filename, 'a') do |f|
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history_to_save.each { |ln| f.puts ln }
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end
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@first_new_line = @history.length
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end
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def push(line)
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line = line.to_s
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unless line.empty? || (@history.last && line.strip == @history.last.strip)
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Readline::HISTORY << line
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@history << line
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end
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line
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end
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alias << push
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def clear
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Readline::HISTORY.shift until Readline::HISTORY.empty?
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@history = []
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@first_new_line = 0
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end
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def to_a
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@history.dup
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end
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end
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end
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