diff options
Diffstat (limited to 'services/nuldoc/public/blog/posts/2021-10-02/vim-swap-order-of-selected-lines/index.html')
| -rw-r--r-- | services/nuldoc/public/blog/posts/2021-10-02/vim-swap-order-of-selected-lines/index.html | 42 |
1 files changed, 19 insertions, 23 deletions
diff --git a/services/nuldoc/public/blog/posts/2021-10-02/vim-swap-order-of-selected-lines/index.html b/services/nuldoc/public/blog/posts/2021-10-02/vim-swap-order-of-selected-lines/index.html index 58e78a70..8c00497d 100644 --- a/services/nuldoc/public/blog/posts/2021-10-02/vim-swap-order-of-selected-lines/index.html +++ b/services/nuldoc/public/blog/posts/2021-10-02/vim-swap-order-of-selected-lines/index.html @@ -15,7 +15,7 @@ <meta name="Hatena::Bookmark" content="nocomment"> <link rel="icon" type="image/svg+xml" href="/favicon.svg"> <title>Vimで選択した行の順番を入れ替える｜REPL: Rest-Eat-Program Loop</title> - <link rel="stylesheet" href="/style.css?h=81dfc0b483beda175e3e17562faac7c9"> + <link rel="stylesheet" href="/style.css?h=c3724e2d900f13528c82005e79a8ec23"> </head> <body class="single"> <header class="header"> @@ -102,12 +102,11 @@ <section id="section--tl-dr"> <h2><a href="#section--tl-dr">TL; DR</a></h2> <div class="codeblock"> - <pre class="highlight" style="background-color:#f5f5f5"><code><span style="color: #6e7781">" License: Public Domain</span> - -command<span style="color: #24292f;background-color: #f6f8fa">!</span> <span style="color: #24292f;background-color: #f6f8fa">-</span>bar <span style="color: #24292f;background-color: #f6f8fa">-</span><span style="color: #953800">range</span><span style="color: #24292f;background-color: #f6f8fa">=</span>% -<span style="color: #0a3069"> \</span> Reverse -<span style="color: #0a3069"> \</span> <span style="color: #cf222e">keeppatterns</span> <span style="color: #24292f;background-color: #f6f8fa"><</span>line1<span style="color: #24292f;background-color: #f6f8fa">>,<</span>line2<span style="color: #24292f;background-color: #f6f8fa">></span><span style="color: #cf222e">g</span><span style="color: #116329">/^/</span><span style="color: #cf222e">m</span><span style="color: #24292f;background-color: #f6f8fa"><</span>line1<span style="color: #24292f;background-color: #f6f8fa">></span><span style="color: #0550ae">-1</span> -</code></pre> + <pre class="highlight" style="background-color:#f5f5f5"><code><div class="codeblock-line"><span style="color: #6e7781">" License: Public Domain</span> +</div><div class="codeblock-line"> +</div><div class="codeblock-line">command<span style="color: #24292f;background-color: #f6f8fa">!</span> <span style="color: #24292f;background-color: #f6f8fa">-</span>bar <span style="color: #24292f;background-color: #f6f8fa">-</span><span style="color: #953800">range</span><span style="color: #24292f;background-color: #f6f8fa">=</span>% +</div><div class="codeblock-line"><span style="color: #0a3069"> \</span> Reverse +</div><div class="codeblock-line"><span style="color: #0a3069"> \</span> <span style="color: #cf222e">keeppatterns</span> <span style="color: #24292f;background-color: #f6f8fa"><</span>line1<span style="color: #24292f;background-color: #f6f8fa">>,<</span>line2<span style="color: #24292f;background-color: #f6f8fa">></span><span style="color: #cf222e">g</span><span style="color: #116329">/^/</span><span style="color: #cf222e">m</span><span style="color: #24292f;background-color: #f6f8fa"><</span>line1<span style="color: #24292f;background-color: #f6f8fa">></span><span style="color: #0550ae">-1</span></div></code></pre> </div> </section> <section id="section--version"> @@ -165,10 +164,9 @@ command<span style="color: #24292f;background-color: #f6f8fa">!</span> <span sty なお、<code>:g/^/m0</code> は全ての行を入れ替えるが、<code>:N,Mg/^/mN-1</code> とすることで N行目から M行目を処理範囲とするよう拡張できる。手でこれを入力するわけにはいかないので、次のようなコマンドを用意する。 </p> <div class="codeblock"> - <pre class="highlight" style="background-color:#f5f5f5"><code>command<span style="color: #24292f;background-color: #f6f8fa">!</span> <span style="color: #24292f;background-color: #f6f8fa">-</span>bar <span style="color: #24292f;background-color: #f6f8fa">-</span><span style="color: #953800">range</span><span style="color: #24292f;background-color: #f6f8fa">=</span>% -<span style="color: #0a3069"> \</span> Reverse -<span style="color: #0a3069"> \</span> <span style="color: #24292f;background-color: #f6f8fa"><</span>line1<span style="color: #24292f;background-color: #f6f8fa">>,<</span>line2<span style="color: #24292f;background-color: #f6f8fa">></span><span style="color: #cf222e">g</span><span style="color: #116329">/^/</span><span style="color: #cf222e">m</span><span style="color: #24292f;background-color: #f6f8fa"><</span>line1<span style="color: #24292f;background-color: #f6f8fa">></span><span style="color: #0550ae">-1</span> -</code></pre> + <pre class="highlight" style="background-color:#f5f5f5"><code><div class="codeblock-line">command<span style="color: #24292f;background-color: #f6f8fa">!</span> <span style="color: #24292f;background-color: #f6f8fa">-</span>bar <span style="color: #24292f;background-color: #f6f8fa">-</span><span style="color: #953800">range</span><span style="color: #24292f;background-color: #f6f8fa">=</span>% +</div><div class="codeblock-line"><span style="color: #0a3069"> \</span> Reverse +</div><div class="codeblock-line"><span style="color: #0a3069"> \</span> <span style="color: #24292f;background-color: #f6f8fa"><</span>line1<span style="color: #24292f;background-color: #f6f8fa">>,<</span>line2<span style="color: #24292f;background-color: #f6f8fa">></span><span style="color: #cf222e">g</span><span style="color: #116329">/^/</span><span style="color: #cf222e">m</span><span style="color: #24292f;background-color: #f6f8fa"><</span>line1<span style="color: #24292f;background-color: #f6f8fa">></span><span style="color: #0550ae">-1</span></div></code></pre> </div> <p> これは望みの動作をするが、実際に実行してみると全行がハイライトされてしまう。次節で詳細を述べる。 @@ -202,14 +200,13 @@ command<span style="color: #24292f;background-color: #f6f8fa">!</span> <span sty 前述した <code>:Reverse</code> コマンドの定義を少し変えて、次のようにする: </p> <div class="codeblock"> - <pre class="highlight" style="background-color:#f5f5f5"><code><span style="color: #cf222e">function</span><span style="color: #24292f;background-color: #f6f8fa">!</span> <span style="color: #0550ae">s:reverse_lines</span><span style="color: #24292f;background-color: #f6f8fa">(</span>from<span style="color: #24292f;background-color: #f6f8fa">,</span> <span style="color: #cf222e">to</span><span style="color: #24292f;background-color: #f6f8fa">)</span> abort - <span style="color: #953800">execute</span> <span style="color: #953800">printf</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0a3069">"%d,%dg/^/m%d"</span><span style="color: #24292f;background-color: #f6f8fa">,</span> <span style="color: #0550ae">a:from</span><span style="color: #24292f;background-color: #f6f8fa">,</span> <span style="color: #0550ae">a:to</span><span style="color: #24292f;background-color: #f6f8fa">,</span> <span style="color: #0550ae">a:from</span> <span style="color: #24292f;background-color: #f6f8fa">-</span> <span style="color: #0550ae">1</span><span style="color: #24292f;background-color: #f6f8fa">)</span> -<span style="color: #cf222e">endfunction</span> - -command<span style="color: #24292f;background-color: #f6f8fa">!</span> <span style="color: #24292f;background-color: #f6f8fa">-</span>bar <span style="color: #24292f;background-color: #f6f8fa">-</span><span style="color: #953800">range</span><span style="color: #24292f;background-color: #f6f8fa">=</span>% -<span style="color: #0a3069"> \</span> Reverse -<span style="color: #0a3069"> \</span> <span style="color: #cf222e">call</span> <span style="color: #24292f;background-color: #f6f8fa"><</span>SID<span style="color: #24292f;background-color: #f6f8fa">></span>reverse_lines<span style="color: #24292f;background-color: #f6f8fa">(<</span>line1<span style="color: #24292f;background-color: #f6f8fa">>,</span> <span style="color: #24292f;background-color: #f6f8fa"><</span>line2<span style="color: #24292f;background-color: #f6f8fa">>)</span> -</code></pre> + <pre class="highlight" style="background-color:#f5f5f5"><code><div class="codeblock-line"><span style="color: #cf222e">function</span><span style="color: #24292f;background-color: #f6f8fa">!</span> <span style="color: #0550ae">s:reverse_lines</span><span style="color: #24292f;background-color: #f6f8fa">(</span>from<span style="color: #24292f;background-color: #f6f8fa">,</span> <span style="color: #cf222e">to</span><span style="color: #24292f;background-color: #f6f8fa">)</span> abort +</div><div class="codeblock-line"> <span style="color: #953800">execute</span> <span style="color: #953800">printf</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0a3069">"%d,%dg/^/m%d"</span><span style="color: #24292f;background-color: #f6f8fa">,</span> <span style="color: #0550ae">a:from</span><span style="color: #24292f;background-color: #f6f8fa">,</span> <span style="color: #0550ae">a:to</span><span style="color: #24292f;background-color: #f6f8fa">,</span> <span style="color: #0550ae">a:from</span> <span style="color: #24292f;background-color: #f6f8fa">-</span> <span style="color: #0550ae">1</span><span style="color: #24292f;background-color: #f6f8fa">)</span> +</div><div class="codeblock-line"><span style="color: #cf222e">endfunction</span> +</div><div class="codeblock-line"> +</div><div class="codeblock-line">command<span style="color: #24292f;background-color: #f6f8fa">!</span> <span style="color: #24292f;background-color: #f6f8fa">-</span>bar <span style="color: #24292f;background-color: #f6f8fa">-</span><span style="color: #953800">range</span><span style="color: #24292f;background-color: #f6f8fa">=</span>% +</div><div class="codeblock-line"><span style="color: #0a3069"> \</span> Reverse +</div><div class="codeblock-line"><span style="color: #0a3069"> \</span> <span style="color: #cf222e">call</span> <span style="color: #24292f;background-color: #f6f8fa"><</span>SID<span style="color: #24292f;background-color: #f6f8fa">></span>reverse_lines<span style="color: #24292f;background-color: #f6f8fa">(<</span>line1<span style="color: #24292f;background-color: #f6f8fa">>,</span> <span style="color: #24292f;background-color: #f6f8fa"><</span>line2<span style="color: #24292f;background-color: #f6f8fa">>)</span></div></code></pre> </div> <p> 実行しているコマンドが変わったわけではないが、関数呼び出しを経由するようにした。これだけで前述の問題が解決する。 @@ -256,10 +253,9 @@ command<span style="color: #24292f;background-color: #f6f8fa">!</span> <span sty </div> </div> <div class="codeblock"> - <pre class="highlight" style="background-color:#f5f5f5"><code>command<span style="color: #24292f;background-color: #f6f8fa">!</span> <span style="color: #24292f;background-color: #f6f8fa">-</span>bar <span style="color: #24292f;background-color: #f6f8fa">-</span><span style="color: #953800">range</span><span style="color: #24292f;background-color: #f6f8fa">=</span>% -<span style="color: #0a3069"> \</span> Reverse -<span style="color: #0a3069"> \</span> <span style="color: #cf222e">keeppatterns</span> <span style="color: #24292f;background-color: #f6f8fa"><</span>line1<span style="color: #24292f;background-color: #f6f8fa">>,<</span>line2<span style="color: #24292f;background-color: #f6f8fa">></span><span style="color: #cf222e">g</span><span style="color: #116329">/^/</span><span style="color: #cf222e">m</span><span style="color: #24292f;background-color: #f6f8fa"><</span>line1<span style="color: #24292f;background-color: #f6f8fa">></span><span style="color: #0550ae">-1</span> -</code></pre> + <pre class="highlight" style="background-color:#f5f5f5"><code><div class="codeblock-line">command<span style="color: #24292f;background-color: #f6f8fa">!</span> <span style="color: #24292f;background-color: #f6f8fa">-</span>bar <span style="color: #24292f;background-color: #f6f8fa">-</span><span style="color: #953800">range</span><span style="color: #24292f;background-color: #f6f8fa">=</span>% +</div><div class="codeblock-line"><span style="color: #0a3069"> \</span> Reverse +</div><div class="codeblock-line"><span style="color: #0a3069"> \</span> <span style="color: #cf222e">keeppatterns</span> <span style="color: #24292f;background-color: #f6f8fa"><</span>line1<span style="color: #24292f;background-color: #f6f8fa">>,<</span>line2<span style="color: #24292f;background-color: #f6f8fa">></span><span style="color: #cf222e">g</span><span style="color: #116329">/^/</span><span style="color: #cf222e">m</span><span style="color: #24292f;background-color: #f6f8fa"><</span>line1<span style="color: #24292f;background-color: #f6f8fa">></span><span style="color: #0550ae">-1</span></div></code></pre> </div> <p> まさにこのための Exコマンド、<code>:keeppatterns</code> が存在する。<code>:keeppatterns {command}</code> のように使い、読んで字の如く、後ろに続く Exコマンドを「現在の検索パターンを保ったまま」実行する。はるかに分かりやすく意図を表現できる。 |