minor: TODO comment cleanup

9 files changed, 15 insertions, 61 deletions

diff --git a/TODO.md b/TODO.md
index a3152f19..0411c12b 100644
--- a/TODO.md
+++ b/TODO.md
@@ -22,6 +22,8 @@
 - [ ] buffers should sit on editor.buffers, view simply refs them
 - [ ] yank on delete
 
+- [ ] load toml configs, themes, tabsize/identation
+
 - [ ] draw separator line between views
 
 - [ ] lsp: signature help
diff --git a/helix-lsp/src/client.rs b/helix-lsp/src/client.rs
index ae858ce0..edec10a9 100644
--- a/helix-lsp/src/client.rs
+++ b/helix-lsp/src/client.rs
@@ -192,7 +192,7 @@ impl Client {
                 text_document: Some(lsp::TextDocumentClientCapabilities {
                     completion: Some(lsp::CompletionClientCapabilities {
                         completion_item: Some(lsp::CompletionItemCapability {
-                            snippet_support: Some(false), // TODO
+                            snippet_support: Some(false),
                             ..Default::default()
                         }),
                         completion_item_kind: Some(lsp::CompletionItemKindCapability {
@@ -284,7 +284,6 @@ impl Client {
                 mut character,
             } = pos;
 
-            // TODO: there should be a better way here
             for ch in text.chars() {
                 if ch == '\n' {
                     line += 1;
@@ -299,8 +298,6 @@ impl Client {
         let old_text = old_text.slice(..);
         let new_text = new_text.slice(..);
 
-        // TODO: verify this function, specifically line num counting
-
         while let Some(change) = iter.next() {
             let len = match change {
                 Delete(i) | Retain(i) => *i,
@@ -355,7 +352,6 @@ impl Client {
         changes
     }
 
-    // TODO: trigger any time history.commit_revision happens
     pub async fn text_document_did_change(
         &self,
         text_document: lsp::VersionedTextDocumentIdentifier,
@@ -365,7 +361,7 @@ impl Client {
     ) -> Result<()> {
         // figure out what kind of sync the server supports
 
-        let capabilities = self.capabilities.as_ref().unwrap(); // TODO: needs post init
+        let capabilities = self.capabilities.as_ref().unwrap();
 
         let sync_capabilities = match capabilities.text_document_sync {
             Some(lsp::TextDocumentSyncCapability::Kind(kind)) => kind,
@@ -384,7 +380,7 @@ impl Client {
                     range: None,        //Some(Range)
                     range_length: None, // u64 apparently deprecated
                     text: "".to_string(),
-                }] // TODO: probably need old_state here too?
+                }]
             }
             lsp::TextDocumentSyncKind::Incremental => {
                 Self::changeset_to_changes(old_text, new_text, changes)
@@ -416,7 +412,7 @@ impl Client {
         text_document: lsp::TextDocumentIdentifier,
         text: &Rope,
     ) -> Result<()> {
-        let capabilities = self.capabilities.as_ref().unwrap(); // TODO: needs post init
+        let capabilities = self.capabilities.as_ref().unwrap();
 
         let include_text = match &capabilities.text_document_sync {
             Some(lsp::TextDocumentSyncCapability::Options(lsp::TextDocumentSyncOptions {
@@ -446,8 +442,6 @@ impl Client {
         text_document: lsp::TextDocumentIdentifier,
         position: lsp::Position,
     ) -> Result<Vec<lsp::CompletionItem>> {
-        // TODO: figure out what should happen when you complete with multiple cursors
-
         let params = lsp::CompletionParams {
             text_document_position: lsp::TextDocumentPositionParams {
                 text_document,
@@ -489,7 +483,6 @@ impl Client {
                 text_document,
                 position,
             },
-            // TODO: support these tokens
             work_done_progress_params: lsp::WorkDoneProgressParams {
                 work_done_token: None,
             },
@@ -514,7 +507,6 @@ impl Client {
                 text_document,
                 position,
             },
-            // TODO: support these tokens
             work_done_progress_params: lsp::WorkDoneProgressParams {
                 work_done_token: None,
             },
@@ -533,7 +525,7 @@ impl Client {
         text_document: lsp::TextDocumentIdentifier,
         options: lsp::FormattingOptions,
     ) -> anyhow::Result<Vec<lsp::TextEdit>> {
-        let capabilities = self.capabilities.as_ref().unwrap(); // TODO: needs post init
+        let capabilities = self.capabilities.as_ref().unwrap();
 
         // check if we're able to format
         let _capabilities = match capabilities.document_formatting_provider {
@@ -547,7 +539,6 @@ impl Client {
         let params = lsp::DocumentFormattingParams {
             text_document,
             options,
-            // TODO: support these tokens
             work_done_progress_params: lsp::WorkDoneProgressParams {
                 work_done_token: None,
             },
@@ -564,7 +555,7 @@ impl Client {
         range: lsp::Range,
         options: lsp::FormattingOptions,
     ) -> anyhow::Result<Vec<lsp::TextEdit>> {
-        let capabilities = self.capabilities.as_ref().unwrap(); // TODO: needs post init
+        let capabilities = self.capabilities.as_ref().unwrap();
 
         // check if we're able to format
         let _capabilities = match capabilities.document_range_formatting_provider {
@@ -579,7 +570,6 @@ impl Client {
             text_document,
             range,
             options,
-            // TODO: support these tokens
             work_done_progress_params: lsp::WorkDoneProgressParams {
                 work_done_token: None,
             },
diff --git a/helix-term/src/application.rs b/helix-term/src/application.rs
index c22cf996..f239a2f0 100644
--- a/helix-term/src/application.rs
+++ b/helix-term/src/application.rs
@@ -221,15 +221,3 @@ impl Application {
         Ok(())
     }
 }
-
-// TODO: language configs:
-// tabSize, fileExtension etc, mapping to tree sitter parser
-// themes:
-// map tree sitter highlights to color values
-//
-// TODO: expand highlight thing so we're able to render only viewport range
-// TODO: async: maybe pre-cache scopes as empty so we render all graphemes initially as regular
-////text until calc finishes
-// TODO: scope matching: biggest union match? [string] & [html, string], [string, html] & [ string, html]
-// can do this by sorting our theme matches based on array len (longest first) then stopping at the
-// first rule that matches (rule.all(|scope| scopes.contains(scope)))
diff --git a/helix-term/src/commands.rs b/helix-term/src/commands.rs
index 507e5be6..16f43591 100644
--- a/helix-term/src/commands.rs
+++ b/helix-term/src/commands.rs
@@ -460,19 +460,6 @@ pub fn select_regex(cx: &mut Context) {
 }
 
 pub fn split_selection(cx: &mut Context) {
-    // TODO: this needs to store initial selection state, revert on esc, confirm on enter
-    // needs to also call the callback function per input change, not just final time.
-    // could cheat and put it into completion_fn
-    //
-    // kakoune does it like this:
-    // # save state to register
-    // {
-    //  # restore state from register
-    //  # if event == abort, return early
-    //  # add to history if enabled
-    //  # update state
-    // }
-
     let prompt = ui::regex_prompt(cx, "split:".to_string(), |doc, regex| {
         let text = doc.text().slice(..);
         let selection = selection::split_on_matches(text, doc.selection(), &regex);
diff --git a/helix-term/src/compositor.rs b/helix-term/src/compositor.rs
index ba8453f3..d7ca6f26 100644
--- a/helix-term/src/compositor.rs
+++ b/helix-term/src/compositor.rs
@@ -54,9 +54,6 @@ pub trait Component {
     /// May be used by the parent component to compute the child area.
     /// viewport is the maximum allowed area, and the child should stay within those bounds.
     fn required_size(&mut self, viewport: (u16, u16)) -> Option<(u16, u16)> {
-        // TODO: the compositor should trigger this on push_layer too so that we can use it as an
-        // initializer there too.
-        //
         // TODO: for scrolling, the scroll wrapper should place a size + offset on the Context
         // that way render can use it
         None
diff --git a/helix-term/src/keymap.rs b/helix-term/src/keymap.rs
index 35b83b1a..67490003 100644
--- a/helix-term/src/keymap.rs
+++ b/helix-term/src/keymap.rs
@@ -90,7 +90,6 @@ use std::collections::HashMap;
 // #[cfg(feature = "term")]
 pub use crossterm::event::{KeyCode, KeyEvent as Key, KeyModifiers as Modifiers};
 
-// TODO: could be trie based
 pub type Keymap = HashMap<Key, Command>;
 pub type Keymaps = HashMap<Mode, Keymap>;
 
diff --git a/helix-term/src/ui/editor.rs b/helix-term/src/ui/editor.rs
index 31a19649..eb951a26 100644
--- a/helix-term/src/ui/editor.rs
+++ b/helix-term/src/ui/editor.rs
@@ -124,6 +124,9 @@ impl EditorView {
 
                     use helix_core::graphemes::{grapheme_width, RopeGraphemes};
 
+                    // TODO: scope matching: biggest union match? [string] & [html, string], [string, html] & [ string, html]
+                    // can do this by sorting our theme matches based on array len (longest first) then stopping at the
+                    // first rule that matches (rule.all(|scope| scopes.contains(scope)))
                     let style = match spans.first() {
                         Some(span) => theme.get(theme.scopes()[span.0].as_str()),
                         None => Style::default().fg(Color::Rgb(164, 160, 232)), // lavender
@@ -138,8 +141,6 @@ impl EditorView {
 
                     // iterate over range char by char
                     for grapheme in RopeGraphemes::new(text) {
-                        // TODO: track current char_index
-
                         if grapheme == "\n" {
                             visual_x = 0;
                             line += 1;
@@ -433,9 +434,7 @@ impl Component for EditorView {
             Event::Key(event) => {
                 let view = cx.editor.view_mut();
 
-                // TODO: sequences (`gg`)
                 let mode = view.doc.mode();
-                // TODO: handle count other than 1
                 let mut cxt = commands::Context {
                     executor: cx.executor,
                     editor: &mut cx.editor,
@@ -479,8 +478,6 @@ impl Component for EditorView {
 
                                     if let Some(command) = self.keymap[&mode].get(&event) {
                                         command(&mut cxt);
-
-                                        // TODO: simplistic ensure cursor in view for now
                                     }
                                 }
                             }
@@ -503,7 +500,6 @@ impl Component for EditorView {
 
     fn render(&self, mut area: Rect, surface: &mut Surface, cx: &mut Context) {
         for (view, is_focused) in cx.editor.tree.views() {
-            // TODO: use parent area
             self.render_view(view, view.area, surface, &cx.editor.theme, is_focused);
         }
     }
diff --git a/helix-view/src/document.rs b/helix-view/src/document.rs
index 033a3593..82258bde 100644
--- a/helix-view/src/document.rs
+++ b/helix-view/src/document.rs
@@ -255,8 +255,6 @@ impl Document {
             return;
         }
 
-        // TODO: change -> change -> undo -> change -> change fails, probably old_state needs reset
-
         let new_changeset = ChangeSet::new(self.text());
         let changes = std::mem::replace(&mut self.changes, new_changeset);
         // Instead of doing this messy merge we could always commit, and based on transaction
@@ -319,7 +317,7 @@ impl Document {
     //     self.state.doc.slice
     // }
 
-    // TODO: transact(Fn) ?
+    // transact(Fn) ?
 
     // -- LSP methods
 
diff --git a/helix-view/src/view.rs b/helix-view/src/view.rs
index 5b269a9a..b406b756 100644
--- a/helix-view/src/view.rs
+++ b/helix-view/src/view.rs
@@ -13,15 +13,12 @@ use tui::layout::Rect;
 
 pub const PADDING: usize = 5;
 
-// TODO: view should be View { doc: Document(state, history,..) }
-// since we can have multiple views into the same file
 pub struct View {
     pub id: Key,
     pub doc: Document,
     pub first_line: usize,
     pub area: Rect,
 }
-// TODO: popups should be a thing on the view with a rect + text
 
 impl View {
     pub fn new(doc: Document) -> Result<Self, Error> {
@@ -54,9 +51,9 @@ impl View {
     /// Calculates the last visible line on screen
     #[inline]
     pub fn last_line(&self) -> usize {
-        let viewport = Rect::new(6, 0, self.area.width, self.area.height.saturating_sub(1)); // - 1 for statusline
+        let height = self.area.height.saturating_sub(1); // - 1 for statusline
         std::cmp::min(
-            self.first_line + (viewport.height as usize),
+            self.first_line + height as usize,
             self.doc.text().len_lines() - 1,
         )
     }
@@ -67,7 +64,7 @@ impl View {
     pub fn screen_coords_at_pos(&self, text: RopeSlice, pos: usize) -> Option<Position> {
         let line = text.char_to_line(pos);
 
-        if line < self.first_line as usize || line > self.last_line() {
+        if line < self.first_line || line > self.last_line() {
             // Line is not visible on screen
             return None;
         }