Squash and merged lsp branch

Squashed commit of the following:

commit 6179a86a75
Author: Just Midi <storm89161@gmail.com>
Date:   Fri Aug 27 06:18:00 2021 +0000

    Removed && in zls install

    removed && in favor of scripts on separate lines

commit 4ca63a5884
Author: Just Midi <storm89161@gmail.com>
Date:   Thu Aug 26 07:15:27 2021 +0000

    True lazy loading, lsp installs, and nvim-compe

    Installation scripts for:
    + bashls
    + ccls
    + clangd
    + pylsp
    + pyright
    + sumneko
    + zls

    And adjusted a few keymaps

commit 052b4513c2
Author: Just Midi <storm89161@gmail.com>
Date:   Wed Aug 11 20:52:37 2021 +0000

    Base LSP

    + loads LSP server based on file type
    + imports native-lsp (our's) and lspconfig (foreign)
    + key mappings for lsp

init.lua

@@ -22,7 +22,8 @@ env   = vim.env   -- environment variables
 local modules = {
     'general',
     'keymap',
-    'ui'
+    'ui',
+    'native-lsp'
 }
 
 local async

lua/keymap/init.lua

@@ -275,27 +275,28 @@ end
 map('n', '<leader>p', ':lua pm_sync()<CR>', {noremap = true})
 
 -- LSP
-function lsp_shortcuts()
+local lsp_commands = {
-    local lsp_commands = {
+    new = {'h','d','D','r','f','n','i','s','S','<','>','a'},
-        new = {'d','r','f','t','x','a','c','C','h','s','m'},
+    old = {
-        old = {
+        'buf.hover',            -- h
-            '#textDocument_definition',     -- d
+        'buf.definition',       -- d
-            '#textDocument_rename',         -- r
+        'buf.declaration',      -- D
-            '#textDocument_formatting',     -- f
+        'buf.references',       -- r
-            '#textDocument_typeDefinition', -- t
+        'buf.formatting',       -- f
-            '#textDocument_references',     -- x
+        'buf.rename',           -- n
-            '_workspace_applyEdit',         -- a
+        'buf.implementation',   -- i
-            '#textDocument_completion',     -- c
+        'buf.document_symbol',  -- s
-            '#textDocument_codeAction',     -- C
+        'buf.signature_help',   -- S
-            '#textDocument_hover',          -- h
+        'diagnostic.goto_prev', -- <
-            '_textDocument_documentSymbol', -- s
+        'diagnostic.goto_next', -- >
-            '_contextMenu'                  -- m
+        'buf.code_action'       -- a
-        }
     }
-    for i = 1, #lspcommands.new do
+}
-        for _,f in pairs(modes_map({'n'})) do
+for i = 1, #lsp_commands.new do
-            f('<Leader>l'..key_pair.new[i],
+    for _,f in pairs(modes_map({'n'})) do
-            ':call LanguageClient'..key_pair.old[i]..'()<CR>', {noremap = true})
+        f('<Leader>l'..lsp_commands.new[i],
-        end
+            '<cmd>lua vim.lsp.'..lsp_commands.old[i]..'()<CR>',
+            {noremap = true}
+        )
     end
 end

lua/native-lsp/init.lua

@@ -0,0 +1,181 @@
+-- see `:help` for any questions
+-- use `&<var>` to show value of vimscript variable
+
+
+-- API --
+-- o     = vim.o     -- options
+-- go    = vim.go    -- only-global options
+-- bo    = vim.bo    -- buffer local options
+-- wo    = vim.wo    -- window local options
+
+-- cmd   = vim.cmd   -- vim commands
+-- fn    = vim.fn    -- vim functions
+-- opt   = vim.opt   -- vim option object
+
+-- g     = vim.g     -- global variables
+-- b     = vim.b     -- buffer local variables
+-- w     = vim.w     -- window local variables
+-- t     = vim.t     -- tab local variables
+-- v     = vim.v     -- variables
+-- env   = vim.env   -- environment variables
+
+-- dependent on https://github.com/neovim/nvim-lspconfig
+local lspconfig = require 'lspconfig'
+
+function lsp_init()
+    -- https://github.com/neovim/nvim-lspconfig/blob/master/CONFIG.md
+    local lsp_filetype = {
+            ['ada']             = {'als'},
+            ['aspnetcorerazor'] = {'tailwindcss'},
+            ['astro']           = {'tailwindcss'},
+            ['astro-markdown']  = {'tailwindcss'},
+            ['beancount']       = {'beancount'},
+            ['bib']             = {'texlab'},
+            ['bicep']           = {'bicep'},
+            ['blade']           = {'tailwindcss'},
+            ['c']               = {'ccls','clangd','sourcekit'},
+            ['clojure']         = {'clojure_lsp'},
+            ['cmake']           = {'cmake'},
+            --                  = {'config'},
+            ['cpp']             = {'ccls','clangd','sourcekit'},
+            ['crystal']         = {'crystalline','scry'},
+            ['css']             = {'cssls','stylelint_lsp','tailwindcss'},
+            ['d']               = {'serve_d'},
+            ['dart']            = {'dartls'},
+            ['dhall']           = {'dhall_lsp_server'},
+            ['django-html']     = {'tailwindcss'},
+            ['Dockerfile']      = {'dockerls'},
+            ['dockerfile']      = {'dockerls'},
+            ['dot']             = {'dotls'},
+            --                  = {'diagnostics'},
+            ['edge']            = {'tailwindcss'},
+            ['edn']             = {'clojure_lsp'},
+            ['eelixir']         = {'elixirls','tailwindcss'},
+            --                  = {'efm'},
+            ['elixir']          = {'elixirls'},
+            ['elm']             = {'elmls'},
+            ['ejs']             = {'tailwindcss'},
+            ['erb']             = {'tailwindcss'},
+            ['erlang']          = {'erlangls'},
+            ['eruby']           = {'tailwindcss'},
+            ['fortran']         = {'fortls'},
+            ['fsharp']          = {'fsautocomplete'},
+            ['gd']              = {'gdscript'},
+            ['gdscript']        = {'gdscript'},
+            ['gdscript3']       = {'gdscript'},
+            ['genie']           = {'vala_ls'},
+            ['go']              = {'gopls'},
+            ['gohtml']          = {'tailwindcss'},
+            ['gomod']           = {'gopls'},
+            ['graphql']         = {'graphql'},
+            ['groovy']          = {'groovyls'},
+            ['haml']            = {'tailwindcss'},
+            ['handlebars']      = {'ember','tailwindcss'},
+            ['haskell']         = {'ghcide','hie','hls'},
+            ['haxe']            = {'haxe_language_server'},
+            ['hbs']             = {'tailwindcss'},
+            --                  = {'health'},
+            ['help']            = {},
+            ['html']            = {'angular','html','tailwindcss'},
+            ['html-eex']        = {'tailwindcss'},
+            ['jade']            = {'tailwindcss'},
+            ['java']            = {'java_language_server','jdtls'},
+            ['javascript']      = {'denols','ember','flow','rome','stylelint_lsp','tsserver','tailwindcss'},
+            ['javascriptreact'] = {'denols','flow','rome','stylelint_lsp','tsserver','tailwindcss'},
+            ['javascript.jsx']  = {'denols','flow','tsserver'},
+            ['json']            = {'jsonls','rome'},
+            ['julia']           = {'julials'},
+            ['kotlin']          = {'kotlin_language_server'},
+            ['leaf']            = {'tailwindcss'},
+            ['lean']            = {'leanls'},
+            ['lean3']           = {'lean3ls'},
+            ['less']            = {'cssls','stylelint_lsp','tailwindcss'},
+            ['lhaskell']        = {'ghcide','hls'},
+            --                  = {'lspinfo'},
+            ['liquid']          = {'tailwindcss'},
+            ['lua']             = {'sumneko_lua'},
+            ['markdown']        = {'zeta_note','tailwindcss'},
+            ['mdx']             = {'tailwindcss'},
+            ['mint']            = {'mint'},
+            ['mustache']        = {'tailwindcss'},
+            ['mysql']           = {'sqlls','sqls'},
+            ['nim']             = {'nimls'},
+            ['nix']             = {'rnix'},
+            ['njk']             = {'tailwindcss'},
+            ['nunjucks']        = {'tailwindcss'},
+            ['objc']            = {'ccls','clangd'},
+            ['objcpp']          = {'ccls','clangd'},
+            ['objective-c']     = {'sourcekit'},
+            ['objective-cpp']   = {'sourcekit'},
+            ['ocaml']           = {'ocamlls','ocamllsp'},
+            ['ocaml.menhir']    = {'ocamllsp'},
+            ['ocaml.interface'] = {'ocamllsp'},
+            ['ocaml.ocamllex']  = {'ocamllsp'},
+            ['perl']            = {'perlls','perlpls'},
+            ['php']             = {'intelephense','phpactor','tailwindcss'},
+            ['prisma']          = {'prismals'},
+            ['ps1']             = {'powershell_es'},
+            ['puppet']          = {'puppet'},
+            ['purescript']      = {'purescriptls'},
+            ['python']          = {'jedi_language_server','pylsp','pyright'},
+            ['ql']              = {'codeqlls'},
+            ['r']               = {'r_language_server'},
+            ['racket']          = {'racket_langserver'},
+            ['razor']           = {'tailwindcss'},
+            ['reason']          = {'ocamlls','ocamllsp','tailwindcss'},
+            ['rescript']        = {'rescript','tailwindcss'},
+            ['rmd']             = {'r_language_server'},
+            ['ruby']            = {'solargraph','sorbet'},
+            ['rust']            = {'rls','rust_analyzer'},
+            ['sass']            = {'tailwindcss'},
+            ['scala']           = {'metals'},
+            ['scheme']          = {'racket_langserver'},
+            ['scss']            = {'cssls','stylelint_lsp','tailwindcss'},
+            ['sh']              = {'bashls'},
+            ['slim']            = {'tailwindcss'},
+            ['stylus']          = {'tailwindcss'},
+            ['sql']             = {'sqlls','sqls'},
+            ['sugarss']         = {'stylelint_lsp','tailwindcss'},
+            ['svelte']          = {'svelte','tailwindcss'},
+            ['swift']           = {'source'},
+            ['systemverilog']   = {'svls'},
+            ['tex']             = {'texlab'},
+            ['terraform']       = {'tflint','teraformls'},
+            ['twig']            = {'tailwindcss'},
+            ['typescript']      = {'angular', 'denols','ember','rome','stylelint_lsp','tsserver','tailwindcss'},
+            ['typescriptreact'] = {'angular', 'denols','rome','stylelint_lsp','tsserver','tailwindcss'},
+            ['typescript.tsx']  = {'angular', 'denols','rome','tsserver'},
+            --                  = {'util'},
+            ['vala']            = {'vala_ls'},
+            ['verilog']         = {'svls'},
+            ['vim']             = {'vimls'},
+            ['vlang']           = {'vls'},
+            ['vue']             = {'stylelint_lsp','vuels','tailwindcss'},
+            ['wxss']            = {'stylelint_lsp'},
+            ['yaml']            = {'ansiblels','yamlls'},
+            ['zig']             = {'zls'},
+            ['zir']             = {'zls'}
+    }
+
+    for _,server in pairs(lsp_filetype[bo.filetype]) do
+        lspconfig[server].setup {}
+    end
+end
+
+function lsp_format()
+    local function format_file()
+        if bo.filetype == x then
+            vim.lsp.formatting_sync(nil, 100)
+        end
+    end
+
+    for _,file in pairs({'javascript', 'python'}) do
+        format_file(file)
+    end
+end
+
+cmd('autocmd BufRead        * lua lsp_init()')
+cmd('autocmd BufWritePre    * lua lsp_format()')
+
+
+require 'nvim-compe.lua'

lua/native-lsp/nvim-compe.lua

@@ -0,0 +1,95 @@
+-- see `:help` for any questions
+-- use `&<var>` to show value of vimscript variable
+
+
+-- API --
+-- o     = vim.o     -- options
+-- go    = vim.go    -- only-global options
+-- bo    = vim.bo    -- buffer local options
+-- wo    = vim.wo    -- window local options
+
+-- cmd   = vim.cmd   -- vim commands
+-- fn    = vim.fn    -- vim functions
+-- opt   = vim.opt   -- vim option object
+
+-- g     = vim.g     -- global variables
+-- b     = vim.b     -- buffer local variables
+-- w     = vim.w     -- window local variables
+-- t     = vim.t     -- tab local variables
+-- v     = vim.v     -- variables
+-- env   = vim.env   -- environment variables
+
+-- dependent on https://github.com/hrsh7th/nvim-compe
+
+require'compe'.setup {
+    enabled = true;
+    autocomplete = true;
+    debug = false;
+    min_length = 1;
+    preselect = 'enable';
+    throttle_time = 80;
+    source_timeout = 200;
+    incomplete_delay = 400;
+    max_abbr_width = 100;
+    max_kind_width = 100;
+    max_menu_width = 100;
+    documentation = false;
+
+    source = {
+        path = true;
+        buffer = true;
+        calc = true;
+        vsnip = true;
+        nvim_lsp = true;
+        nvim_lua = true;
+        spell = true;
+        tags = true;
+        snippets_nvim = true;
+        treesitter = true;
+    };
+}
+local t = function(str)
+    return vim.api.nvim_replace_termcodes(str, true, true, true)
+end
+
+local check_back_space = function()
+    local col = fn.col('.') - 1
+    if col == 0 or fn.getline('.'):sub(col, col):match('%s') then
+        return true
+    else
+        return false
+    end
+end
+
+-- Use (s-)tab to:
+--- move to prev/next item in completion menuone
+--- jump to prev/next snippet's placeholder
+_G.tab_complete = function()
+    if fn.pumvisible() == 1 then
+        return t "<C-n>"
+    elseif fn.call("vsnip#available", {1}) == 1 then
+        return t "<Plug>(vsnip-expand-or-jump)"
+    elseif check_back_space() then
+        return t "<Tab>"
+    else
+        return fn['compe#complete']()
+    end
+end
+_G.s_tab_complete = function()
+    if fn.pumvisible() == 1 then
+        return t "<C-p>"
+    elseif fn.call("vsnip#jumpable", {-1}) == 1 then
+        return t "<Plug>(vsnip-jump-prev)"
+    else
+      -- If <S-Tab> is not working in your terminal, change it to <C-h>
+        return t "<S-Tab>"
+    end
+end
+
+map("i", "<Tab>", "v:lua.tab_complete()", {expr = true})
+map("s", "<Tab>", "v:lua.tab_complete()", {expr = true})
+map("i", "<S-Tab>", "v:lua.s_tab_complete()", {expr = true})
+map("s", "<S-Tab>", "v:lua.s_tab_complete()", {expr = true})
+
+map('i', '<cr>', 'compe#confirm("<cr>")', { expr = true })
+map('i', '<c-space>', 'compe#complete()', { expr = true })

scripts/install_bashls_server.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+
+source scripts/query_dependencies.sh
+query_dep 'npm'
+
+if response == 'y' then
+    npm -i -g bash-language-server
+fi

scripts/install_ccls_server.sh

@@ -0,0 +1,14 @@
+#!/bin/sh
+
+source scripts/query_dependencies.sh
+query_dep 'CMake'
+query_dep 'C++17'
+query_dep '
+
+if response == 'y' then
+    cd builds
+    git clone --depth=1 --recursive https://github.com/MaskRay/ccls
+    cd ccls
+    cmake -H. -BRelease -DCMAKE_BUILD_TYPE=Release -DCMAKE_PREFIX_PATH=/path/to/clang+llvm-xxx
+    cmake --build Release
+fi

scripts/install_clangd_server.sh

@@ -0,0 +1,4 @@
+#!/bin/sh
+
+printf 'Install from clang-tools or similar '
+printf 'with your OS or from releases on LLVM site\n'

scripts/install_pylsp_server.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+
+source scripts/query_dependencies.sh
+query_dep 'pip'
+
+if response == 'y' then
+    pip install python-lsp-server
+fi

scripts/install_pyright_server.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+
+source scripts/query_dependencies.sh
+query_dep 'npm'
+
+if response == 'y' then
+    npm -i -g pyright
+fi

scripts/install_sumneko_lua.sh

@@ -0,0 +1,17 @@
+#!/bin/sh
+
+source scripts/query_dependencies.sh
+query_dep 'ninja'
+query_dep 'C++17'
+
+if $response == 'y' then
+    mkdir -p builds
+    cd builds
+    git clone https://github.com/sumneko/lua-language-server
+    cd lua-language-server
+    git submodule update --init --recursive
+    cd 3rd/luamake
+    compile/install.sh
+    cd ../..
+    ./3rd/luamake/luamake rebuild
+fi

scripts/install_zls_server.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+source scripts/query_dependencies.sh
+query_dep "xz or xz-utils"
+
+if response == 'y' then
+    mkdir -p builds/zls
+    cd builds/zls
+    curl -L https://github.com/zigtools/zls/releases/download/0.1.0/x86_64-linux.tar.xz | tar -xJ --strip-components=1 -C .
+fi

scripts/query_dependency.sh

@@ -0,0 +1,7 @@
+function query_dep(){
+    printf 'Did you install '
+    printf $1
+    printf '?\n (y/N)'
+    response='n'
+    read response
+}