add zls (#121)

3 files changed, 50 insertions, 0 deletions

diff --git a/lua/nvim-lsp-installer/data.lua b/lua/nvim-lsp-installer/data.lua
index 948c53de..901c293a 100644
--- a/lua/nvim-lsp-installer/data.lua
+++ b/lua/nvim-lsp-installer/data.lua
@@ -59,6 +59,17 @@ function Data.list_copy(list)
     return result
 end
 
+function Data.list_find_first(list, predicate)
+    local result
+    for i = 1, #list do
+        local entry = list[i]
+        if predicate(entry) then
+            return entry
+        end
+    end
+    return result
+end
+
 function Data.list_any(list, predicate)
     for i = 1, #list do
         if predicate(list[i]) then
diff --git a/lua/nvim-lsp-installer/servers/init.lua b/lua/nvim-lsp-installer/servers/init.lua
index 2e0c518c..80f82e70 100644
--- a/lua/nvim-lsp-installer/servers/init.lua
+++ b/lua/nvim-lsp-installer/servers/init.lua
@@ -96,6 +96,7 @@ local CORE_SERVERS = Data.set_of {
     "volar",
     "vuels",
     "yamlls",
+    "zls",
 }
 
 local INITIALIZED_SERVERS = {}
diff --git a/lua/nvim-lsp-installer/servers/zls/init.lua b/lua/nvim-lsp-installer/servers/zls/init.lua
new file mode 100644
index 00000000..a8f3c6ff
--- /dev/null
+++ b/lua/nvim-lsp-installer/servers/zls/init.lua
@@ -0,0 +1,38 @@
+local path = require "nvim-lsp-installer.path"
+local server = require "nvim-lsp-installer.server"
+local platform = require "nvim-lsp-installer.platform"
+local Data = require "nvim-lsp-installer.data"
+local context = require "nvim-lsp-installer.installers.context"
+local std = require "nvim-lsp-installer.installers.std"
+
+local coalesce, when = Data.coalesce, Data.when
+
+return function(name, root_dir)
+    return server.Server:new {
+        name = name,
+        root_dir = root_dir,
+        installer = {
+            context.github_release_file(
+                "zigtools/zls",
+                coalesce(
+                    when(platform.is_mac and platform.arch == "x64", "x86_64-macos.tar.xz"),
+                    when(
+                        platform.is_linux,
+                        coalesce(
+                            when(platform.arch == "x64", "x86_64-linux.tar.xz"),
+                            when(platform.arch == "x86", "i386-linux.tar.zx")
+                        )
+                    ),
+                    when(platform.is_win and platform.arch == "x64", "x86_64-windows.tar.xz")
+                )
+            ),
+            context.capture(function(ctx)
+                return std.untarxz_remote(ctx.github_release_file)
+            end),
+            std.rename("x86_64-windows", "package"),
+        },
+        default_options = {
+            cmd = { path.concat { root_dir, "package", "zls" } },
+        },
+    }
+end