Merge pull request 'Scroll copy mode 4 lines per mouse wheel tick instead of half a page' (#8) from tmux-wheel-scroll-4 into master

Reviewed-on: #8
Reviewed-by: branderson <brad@branderson.io>

config/nvim/lua/plugins/lsp.lua

@@ -1,4 +1,21 @@
-local servers = { "basedpyright", "ruff" }
+-- ruff is a prebuilt GitHub release binary, but mason installs basedpyright
+-- from PyPI into a venv. Debian ships venv's ensurepip separately
+-- (python3-venv), and without it every startup fails the install.
+local servers = { "ruff" }
+
+local function has_python_venv()
+  if vim.fn.executable("python3") ~= 1 then
+    return false
+  end
+  vim.fn.system({ "python3", "-c", "import ensurepip" })
+  return vim.v.shell_error == 0
+end
+
+if has_python_venv() then
+  table.insert(servers, "basedpyright")
+else
+  vim.notify("python3 venv unavailable (install python3-venv): skipping LSP server basedpyright", vim.log.levels.WARN)
+end
 
 local npm_servers = { "ts_ls", "svelte", "html", "cssls", "bashls" }
 local function has_public_npm()

config/tmux/legacy.conf

@@ -4,8 +4,11 @@
 
 bind-key -t vi-copy PPage page-up
 bind-key -t vi-copy NPage page-down
-bind-key -t vi-copy WheelUpPane halfpage-up
-bind-key -t vi-copy WheelDownPane halfpage-down
+# Mouse wheel scrolls 4 lines per tick, not tmux's half-page default (20 lines
+# in a 40-line pane). Old bind-key has no -N; -R is the equivalent repeat
+# count for keys in the copy-mode tables.
+bind-key -R 4 -t vi-copy WheelUpPane scroll-up
+bind-key -R 4 -t vi-copy WheelDownPane scroll-down
 bind-key -t vi-copy v begin-selection
 bind-key -t vi-copy y copy-pipe "$HOME/dotfiles/bin/clipboard-copy"
 unbind-key -t vi-copy Enter

config/tmux/modern.conf

@@ -3,8 +3,11 @@
 
 bind-key -T copy-mode-vi PPage send-keys -X page-up
 bind-key -T copy-mode-vi NPage send-keys -X page-down
-bind-key -T copy-mode-vi WheelUpPane send-keys -X halfpage-up
-bind-key -T copy-mode-vi WheelDownPane send-keys -X halfpage-down
+# Mouse wheel scrolls 4 lines per tick, not tmux's half-page default (20 lines
+# in a 40-line pane). -N is the repeat count; scroll-up/scroll-down take no
+# direct amount argument and tmux resets the count after each command.
+bind-key -T copy-mode-vi WheelUpPane send-keys -X -N 4 scroll-up
+bind-key -T copy-mode-vi WheelDownPane send-keys -X -N 4 scroll-down
 bind-key -T copy-mode-vi v send-keys -X begin-selection
 bind-key -T copy-mode-vi y send-keys -X copy-pipe "$HOME/dotfiles/bin/clipboard-copy"
 unbind-key -T copy-mode-vi Enter

packages/apt.global

@@ -6,6 +6,9 @@ powerline
 thefuck
 tree
 nodejs
+# Debian splits venv's ensurepip out of python3; mason needs `python3 -m venv`
+# to install PyPI-sourced LSP servers (basedpyright)
+python3-venv
 zsh
 htop
 jq