a4641a8 · helix · git.iko.soy

git.iko.soy/helix

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feat(commands): sort command (#1288)

a4641a8Matouš Dzivjak5 years ago

book/src/generated/typable-cmd.md+2

compare with master

unifiedsplit

@@ -42,3 +42,5 @@

42| `:tutor` | Open the tutorial. |

43| `:goto`, `:g` | Go to line number. |

44| `:set-option`, `:set` | Set a config option at runtime |

45+| `:sort` | Sort ranges in selection. |

46+| `:rsort` | Sort ranges in selection in reverse order. |

helix-term/src/commands.rs+65−1

@@ -2671,6 +2671,56 @@ pub mod cmd {

2671 Ok(())

2672 }

2673

2674+ fn sort(

2675+ cx: &mut compositor::Context,

2676+ args: &[Cow<str>],

2677+ _event: PromptEvent,

2678+ ) -> anyhow::Result<()> {

2679+ sort_impl(cx, args, false)

2680+ }

2681+

2682+ fn sort_reverse(

2683+ cx: &mut compositor::Context,

2684+ args: &[Cow<str>],

2685+ _event: PromptEvent,

2686+ ) -> anyhow::Result<()> {

2687+ sort_impl(cx, args, true)

2688+ }

2689+

2690+ fn sort_impl(

2691+ cx: &mut compositor::Context,

2692+ _args: &[Cow<str>],

2693+ reverse: bool,

2694+ ) -> anyhow::Result<()> {

2695+ let (view, doc) = current!(cx.editor);

2696+ let text = doc.text().slice(..);

2697+

2698+ let selection = doc.selection(view.id);

2699+

2700+ let mut fragments: Vec<_> = selection

2701+ .fragments(text)

2702+ .map(|fragment| Tendril::from_slice(&fragment))

2703+ .collect();

2704+

2705+ fragments.sort_by(match reverse {

2706+ true => |a: &Tendril, b: &Tendril| b.cmp(a),

2707+ false => |a: &Tendril, b: &Tendril| a.cmp(b),

2708+ });

2709+

2710+ let transaction = Transaction::change(

2711+ doc.text(),

2712+ selection

2713+ .into_iter()

2714+ .zip(fragments)

2715+ .map(|(s, fragment)| (s.from(), s.to(), Some(fragment))),

2716+ );

2717+

2718+ doc.apply(&transaction, view.id);

2719+ doc.append_changes_to_history(view.id);

2720+

2721+ Ok(())

2722+ }

2723+

2674 pub const TYPABLE_COMMAND_LIST: &[TypableCommand] = &[

2724 pub const TYPABLE_COMMAND_LIST: &[TypableCommand] = &[

2675 TypableCommand {

2725 TypableCommand {

2676 name: "quit",

2726 name: "quit",

@@ -2965,7 +3015,21 @@ pub mod cmd {

2965 doc: "Set a config option at runtime",

3015 doc: "Set a config option at runtime",

2966 fun: setting,

3016 fun: setting,

2967 completer: Some(completers::setting),

3017 completer: Some(completers::setting),

2968− }

3018+ },

3019+ TypableCommand {

3020+ name: "sort",

3021+ aliases: &[],

3022+ doc: "Sort ranges in selection.",

3023+ fun: sort,

3024+ completer: None,

3025+ },

3026+ TypableCommand {

3027+ name: "rsort",

3028+ aliases: &[],

3029+ doc: "Sort ranges in selection in reverse order.",

3030+ fun: sort_reverse,

3031+ completer: None,

3032+ },

2969 ];

3033 ];

2970

3034

2971 pub static TYPABLE_COMMAND_MAP: Lazy<HashMap<&'static str, &'static TypableCommand>> =

3035 pub static TYPABLE_COMMAND_MAP: Lazy<HashMap<&'static str, &'static TypableCommand>> =