extended_history (タイムスタンプ付与)オプションが有効なzshで保存された履歴は考慮しない
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February 2, 2019 14:01
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.zhistory を fish_history に変換するやつ
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#!/bin/ruby | |
require 'stringio' | |
File.open(File.expand_path('~/.zhistory')) do |f| | |
escaped = StringIO.new | |
# .zsh_historyのデコード | |
f.to_enum(:each_byte).tap do |enum| | |
processes = [] | |
loop do | |
b = enum.next | |
# 0x83 を除いて、続くバイトの 6bit 目を反転 | |
if b == 0x83 | |
b = enum.next | |
b = (b ^ 0x20) | |
end | |
# \(0x5C) に続いて改行 (LF, 0x0A) があったら、 LF を n (0x6E) で置き換える | |
if b == 0x5C | |
b = enum.next | |
processes << 0x5C | |
if b == 0x0A | |
b = 0x6E | |
end | |
end | |
processes << b | |
end | |
escaped.write processes.pack('c*') | |
end | |
# fish_historyのyamlに変換 | |
escaped.rewind | |
escaped.each_line do |command| | |
puts "- cmd: #{command}" | |
puts " when: 1548918011" # 任意の時間 | |
end | |
end |
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