From 8e15fc1902e5078bb1c1f6f89fa0ddefb91f7b3d Mon Sep 17 00:00:00 2001
From: Youwen Wu <youwenw@gmail.com>
Date: Tue, 29 Oct 2024 23:05:19 -0700
Subject: [PATCH] feat: add latex support with texpresso and texlab

---
 flake.nix                     |  2 ++
 indent.log                    | 31 +++++++++++++++++++++++++++++++
 lua/lsp/init.lua              |  1 +
 lua/plugins/by-lang/latex.lua |  8 ++++++++
 lua/plugins/conform.lua       |  1 +
 lua/plugins/lz-spec.lua       |  1 +
 6 files changed, 44 insertions(+)
 create mode 100644 indent.log
 create mode 100644 lua/plugins/by-lang/latex.lua

diff --git a/flake.nix b/flake.nix
index 254ac36..c54cf50 100644
--- a/flake.nix
+++ b/flake.nix
@@ -175,6 +175,7 @@
               lsp_lines-nvim
               vim-sleuth
               typescript-tools-nvim
+              texpresso-vim
             ];
           };
 
@@ -204,6 +205,7 @@
               bin = {
                 websocat = "${pkgs.websocat}/bin/websocat";
                 tinymist = "${pkgs.tinymist}/bin/tinymist";
+                texpresso = "${pkgs.texpresso}/bin/texpresso";
               };
               nixdExtras = {
                 nixpkgs = inputs.nixpkgs.outPath;
diff --git a/indent.log b/indent.log
new file mode 100644
index 0000000..dd541ad
--- /dev/null
+++ b/indent.log
@@ -0,0 +1,31 @@
+INFO:  latexindent.pl version 3.23.6, 2024-01-17, a script to indent .tex files
+       latexindent.pl lives here: /nix/store/dg0j7w9wrsdrrrnzyr4akibajm2qfixs-latexindent-3.23.6-tex/scripts/latexindent/
+       Tue Oct 29 23:04:51 2024
+       Reading input from STDIN
+INFO:  Processing switches:
+INFO:  Directory for backup files and indent.log:
+       .
+INFO:  Perl modules are being loaded from the following directories:
+       /nix/store/mnnp3qlmkwgzl3lbnz7qlaqddwjjwa7v-perl-5.40.0/lib/perl5/5.40.0/FindBin.pm
+       /nix/store/084zikfymlc0xadd0r0da714cf48p0ri-perl-5.40.0-env/lib/perl5/site_perl/5.40.0/YAML/Tiny.pm
+       /nix/store/mnnp3qlmkwgzl3lbnz7qlaqddwjjwa7v-perl-5.40.0/lib/perl5/5.40.0/File/Copy.pm
+       /nix/store/mnnp3qlmkwgzl3lbnz7qlaqddwjjwa7v-perl-5.40.0/lib/perl5/5.40.0/File/Basename.pm
+       /nix/store/mnnp3qlmkwgzl3lbnz7qlaqddwjjwa7v-perl-5.40.0/lib/perl5/5.40.0/Getopt/Long.pm
+       /nix/store/084zikfymlc0xadd0r0da714cf48p0ri-perl-5.40.0-env/lib/perl5/site_perl/5.40.0/File/HomeDir.pm
+INFO:  LatexIndent perl modules are being loaded from, for example:
+       /nix/store/dg0j7w9wrsdrrrnzyr4akibajm2qfixs-latexindent-3.23.6-tex/scripts/latexindent/LatexIndent/Document.pm
+INFO:  YAML settings read: defaultSettings.yaml
+       Reading defaultSettings.yaml from /nix/store/dg0j7w9wrsdrrrnzyr4akibajm2qfixs-latexindent-3.23.6-tex/scripts/latexindent/defaultSettings.yaml
+INFO:  YAML reading settings
+       Home directory is /home/youwen
+       latexindent.pl didn't find indentconfig.yaml or .indentconfig.yaml
+       see all possible locations: https://latexindentpl.readthedocs.io/en/latest/sec-appendices.html#indentconfig-options)
+INFO:  Phase 1: searching for objects
+INFO:  Phase 2: finding surrounding indentation
+INFO:  Phase 3: indenting objects
+INFO:  Phase 4: final indentation check
+INFO:  Output routine:
+       Not outputting to file; see -w and -o switches for more options.
+       --------------
+INFO:  Please direct all communication/issues to:
+        https://github.com/cmhughes/latexindent.pl
diff --git a/lua/lsp/init.lua b/lua/lsp/init.lua
index 527d466..d446f25 100644
--- a/lua/lsp/init.lua
+++ b/lua/lsp/init.lua
@@ -61,6 +61,7 @@ M.setup = function()
   lspconfig.tinymist.setup({})
   lspconfig.svelte.setup({})
   lspconfig.tailwindcss.setup({})
+  lspconfig.texlab.setup({})
 end
 
 return M
diff --git a/lua/plugins/by-lang/latex.lua b/lua/plugins/by-lang/latex.lua
new file mode 100644
index 0000000..64ee969
--- /dev/null
+++ b/lua/plugins/by-lang/latex.lua
@@ -0,0 +1,8 @@
+return {
+  "texpresso.vim",
+  filetypes = { "*.tex" },
+  cmd = { "TeXpresso" },
+  after = function()
+    require("texpresso").texpresso_path = nixCats("bin.texpresso")
+  end,
+}
diff --git a/lua/plugins/conform.lua b/lua/plugins/conform.lua
index ef6e76f..77ed8ed 100644
--- a/lua/plugins/conform.lua
+++ b/lua/plugins/conform.lua
@@ -64,6 +64,7 @@ return {
         yaml = { "prettierd", "prettier", stop_after_first = true },
         typst = { "typstyle" },
         svelte = { "prettier" },
+        tex = { "latexindent" },
       },
     })
 
diff --git a/lua/plugins/lz-spec.lua b/lua/plugins/lz-spec.lua
index d94cbe6..531d81b 100644
--- a/lua/plugins/lz-spec.lua
+++ b/lua/plugins/lz-spec.lua
@@ -11,6 +11,7 @@ return {
   require("plugins.trouble"),
   require("plugins.render-markdown"),
   require("plugins.toggleterm"),
+  require("plugins.by-lang.latex"),
   { "telescope-ui-select.nvim" },
   { "vim-wakatime" },
   { "vim-sleuth" },