From 63507160ce1fe13cc0a74f0b64db47f67f1c065f Mon Sep 17 00:00:00 2001
From: tiyn <tiyn@posteo.eu>
Date: Sat, 14 Mar 2026 09:22:36 +0100
Subject: [PATCH] nvim: added lilypond support

---
 .config/nvim/after/ftplugin/lilypond.lua      | 57 +++++++++++++++++++
 .config/nvim/lua/plugins/nvim-cmp.lua         |  4 +-
 .../nvim/lua/plugins/nvim-lilypond-suite.lua  | 47 +++++++++++++++
 .local/bin/etc/nvim/compiler                  |  1 +
 4 files changed, 108 insertions(+), 1 deletion(-)
 create mode 100644 .config/nvim/after/ftplugin/lilypond.lua
 create mode 100644 .config/nvim/lua/plugins/nvim-lilypond-suite.lua

diff --git a/.config/nvim/after/ftplugin/lilypond.lua b/.config/nvim/after/ftplugin/lilypond.lua
new file mode 100644
index 0000000..9f85188
--- /dev/null
+++ b/.config/nvim/after/ftplugin/lilypond.lua
@@ -0,0 +1,57 @@
+local wk = require("which-key")
+
+local fluidsynth_job = nil
+
+-- setup interactive midi player
+wk.add({
+  { mode = "n", "<leader>p", desc = "Lilypond: output" },
+  {
+    mode = "n",
+    "<leader>pm",
+    function()
+      local midi = vim.fn.expand("%:r") .. ".midi"
+
+      if fluidsynth_job then
+        vim.fn.jobstop(fluidsynth_job)
+        fluidsynth_job = nil
+        print("fluidsynth stopped")
+        return
+      end
+
+      fluidsynth_job = vim.fn.jobstart({ "fluidsynth", "-i", midi })
+      print("fluidsynth playing (Ctrl-C to stop)")
+    end,
+    desc = "Lilypond: output MIDI",
+    buffer = true,
+  },
+  {
+    mode = "n",
+    "<leader>pp",
+    "<cmd>Viewer<CR>",
+    desc = "Lilypond: open PDF",
+    buffer = true,
+  },
+  {
+    mode = "n",
+    "<C-c>",
+    function()
+      if fluidsynth_job then
+        vim.fn.jobstop(fluidsynth_job)
+        fluidsynth_job = nil
+        print("fluidsynth stopped")
+      else
+        vim.cmd("normal! <C-c>")
+      end
+    end,
+    desc = "Stop MIDI playback",
+    buffer = true,
+  },
+})
+
+-- autostart
+if vim.b.first_start_lilypond then
+  return
+end
+vim.b.first_start_lilypond = true
+
+vim.cmd.Viewer()
diff --git a/.config/nvim/lua/plugins/nvim-cmp.lua b/.config/nvim/lua/plugins/nvim-cmp.lua
index 866f918..e99c68e 100644
--- a/.config/nvim/lua/plugins/nvim-cmp.lua
+++ b/.config/nvim/lua/plugins/nvim-cmp.lua
@@ -8,6 +8,7 @@ return {
       -- cmp sources
       'hrsh7th/cmp-buffer',
       'hrsh7th/cmp-path',
+      'uga-rosa/cmp-dictionary',
       'lukas-reineke/cmp-under-comparator',
       -- luasnip
       {
@@ -69,7 +70,8 @@ return {
           { name = 'nvim_lsp' },
           { name = 'luasnip' },
           { name = 'path' },
-          { name = 'buffer' }
+          { name = 'buffer' },
+          { name = 'dictionary' }
         },
         formatting = {
           format = require("lspkind").cmp_format({
diff --git a/.config/nvim/lua/plugins/nvim-lilypond-suite.lua b/.config/nvim/lua/plugins/nvim-lilypond-suite.lua
new file mode 100644
index 0000000..a3c6b74
--- /dev/null
+++ b/.config/nvim/lua/plugins/nvim-lilypond-suite.lua
@@ -0,0 +1,47 @@
+return {
+  "martineausimon/nvim-lilypond-suite",
+  dependencies = "uga-rosa/cmp-dictionary",
+  config = function()
+    require("nvls").setup({
+      lilypond = {
+        mappings = {
+          player = "<NOP>",
+          compile = "<NOP>",
+          open_pdf = "<NOP>",
+          switch_buffers = "<NOP>",
+          insert_version = "<NOP>",
+          hyphenation = "<NOP>",
+          hyphenation_change_lang = "<NOP>",
+          insert_hyphen = "<NOP>",
+          add_hyphen = "<NOP>",
+          del_next_hyphen = "<NOP>",
+          del_prev_hyphen = "<NOP>",
+        },
+      },
+      player = {
+        options = {
+          fluidsynth_flags = {
+            "/usr/share/soundfonts/FluidR3_GM.sf2",
+          },
+        },
+      },
+    })
+
+    local lily_dicts = {
+      "~/.local/share/nvim/lazy/nvim-lilypond-suite/lilywords/keywords",
+      "~/.local/share/nvim/lazy/nvim-lilypond-suite/lilywords/musicCommands",
+      "~/.local/share/nvim/lazy/nvim-lilypond-suite/lilywords/musicFunctions",
+      "~/.local/share/nvim/lazy/nvim-lilypond-suite/lilywords/articulations",
+      "~/.local/share/nvim/lazy/nvim-lilypond-suite/lilywords/dynamics",
+    }
+
+    vim.api.nvim_create_autocmd("FileType", {
+      pattern = "lilypond",
+      callback = function()
+        require("cmp_dictionary").setup({
+          paths = lily_dicts,
+        })
+      end,
+    })
+  end,
+}
diff --git a/.local/bin/etc/nvim/compiler b/.local/bin/etc/nvim/compiler
index e70ca77..d85ad58 100755
--- a/.local/bin/etc/nvim/compiler
+++ b/.local/bin/etc/nvim/compiler
@@ -51,5 +51,6 @@ case "$file" in
         *\.tex) textype "$file" ;;
         *\.vpr) $vipercmd "$file" ;;
         *\.zsh) zsh "$file" ;;
+        *\.ly) lilypond "$file" ;;
 	*) sed 1q "$file" | grep "^#!/" | sed "s/^#!//" | xargs -r -I % "$file" ;;
 esac