add vala_ls (#167)

2 files changed, 46 insertions, 0 deletions

diff --git a/lua/nvim-lsp-installer/servers/init.lua b/lua/nvim-lsp-installer/servers/init.lua
index abace672..6124ba5a 100644
--- a/lua/nvim-lsp-installer/servers/init.lua
+++ b/lua/nvim-lsp-installer/servers/init.lua
@@ -99,6 +99,7 @@ local CORE_SERVERS = Data.set_of {
     "texlab",
     "tflint",
     "tsserver",
+    "vala_ls",
     "vimls",
     "volar",
     "vuels",
diff --git a/lua/nvim-lsp-installer/servers/vala_ls/init.lua b/lua/nvim-lsp-installer/servers/vala_ls/init.lua
new file mode 100644
index 00000000..5ed52b4e
--- /dev/null
+++ b/lua/nvim-lsp-installer/servers/vala_ls/init.lua
@@ -0,0 +1,45 @@
+local server = require "nvim-lsp-installer.server"
+local path = require "nvim-lsp-installer.path"
+local std = require "nvim-lsp-installer.installers.std"
+local context = require "nvim-lsp-installer.installers.context"
+local installers = require "nvim-lsp-installer.installers"
+local process = require "nvim-lsp-installer.process"
+
+return function(name, root_dir)
+    return server.Server:new {
+        name = name,
+        root_dir = root_dir,
+        homepage = "https://wiki.gnome.org/Projects/Vala",
+        installer = {
+            std.ensure_executables {
+                { "meson", "meson was not found in path. Refer to https://mesonbuild.com/Getting-meson.html" },
+                { "ninja", "ninja was not found in path. Refer to https://ninja-build.org/" },
+                { "valac", "valac was not found in path. Refer to https://wiki.gnome.org/Projects/Vala" },
+            },
+            context.github_release_file("Prince781/vala-language-server", function(version)
+                return ("vala-language-server-%s.tar.xz"):format(version)
+            end),
+            context.capture(function(ctx)
+                return installers.pipe {
+                    std.untarxz_remote(ctx.github_release_file),
+                    std.rename(("vala-language-server-%s"):format(ctx.requested_server_version), "vala-language-server"),
+                }
+            end),
+            function(server, callback, context)
+                local c = process.chain {
+                    cwd = path.concat { server.root_dir, "vala-language-server" },
+                    stdio_sink = context.stdio_sink,
+                }
+
+                c.run("meson", { ("-Dprefix=%s"):format(server.root_dir), "build" })
+                c.run("ninja", { "-C", "build", "install" })
+
+                c.spawn(callback)
+            end,
+            std.rmrf "vala-language-server",
+        },
+        default_options = {
+            cmd = { path.concat { root_dir, "bin", "vala-language-server" } },
+        },
+    }
+end