fix: fix usage of deprecated Neovim APIs (#1703)

6 files changed, 29 insertions, 4 deletions

diff --git a/lua/mason-core/functional/init.lua b/lua/mason-core/functional/init.lua
index 87a5f325..d377d2db 100644
--- a/lua/mason-core/functional/init.lua
+++ b/lua/mason-core/functional/init.lua
@@ -133,6 +133,7 @@ _.assoc = tbl.assoc
 local typ = lazy_require "mason-core.functional.type"
 _.is_nil = typ.is_nil
 _.is = typ.is
+_.is_list = typ.is_list
 
 -- TODO do something else with these
 
diff --git a/lua/mason-core/functional/list.lua b/lua/mason-core/functional/list.lua
index ff2e18c2..b2c48293 100644
--- a/lua/mason-core/functional/list.lua
+++ b/lua/mason-core/functional/list.lua
@@ -74,7 +74,25 @@ _.filter = fun.curryN(vim.tbl_filter, 2)
 ---@type fun(map_fn: (fun(item: T): U), items: T[]): U[]
 _.map = fun.curryN(vim.tbl_map, 2)
 
-_.flatten = fun.curryN(vim.tbl_flatten, 1)
+---@param tbl table
+---@return table
+_.flatten = function(tbl)
+    local result = {}
+    --- @param _tbl table<any,any>
+    local function _tbl_flatten(_tbl)
+        local n = #_tbl
+        for i = 1, n do
+            local v = _tbl[i]
+            if type(v) == "table" then
+                _tbl_flatten(v)
+            elseif v then
+                table.insert(result, v)
+            end
+        end
+    end
+    _tbl_flatten(tbl)
+    return result
+end
 
 ---@generic T
 ---@param map_fn fun(item: T): Optional
diff --git a/lua/mason-core/functional/type.lua b/lua/mason-core/functional/type.lua
index e3bf5fe7..b15a2025 100644
--- a/lua/mason-core/functional/type.lua
+++ b/lua/mason-core/functional/type.lua
@@ -11,4 +11,8 @@ _.is = fun.curryN(function(typ, value)
     return type(value) == typ
 end, 2)
 
+---@param value any
+---@return boolean
+_.is_list = vim.fn.has "nvim-0.10" and vim.islist or vim.tbl_islist
+
 return _
diff --git a/lua/mason-core/installer/registry/init.lua b/lua/mason-core/installer/registry/init.lua
index e97a8430..e7c796e9 100644
--- a/lua/mason-core/installer/registry/init.lua
+++ b/lua/mason-core/installer/registry/init.lua
@@ -54,7 +54,7 @@ end
 local function upsert(dst, src)
     for k, v in pairs(src) do
         if type(v) == "table" then
-            if vim.tbl_islist(v) then
+            if _.is_list(v) then
                 dst[k] = _.concat(v, dst[k] or {})
             else
                 dst[k] = upsert(dst[k] or {}, src[k])
diff --git a/lua/mason-core/installer/registry/util.lua b/lua/mason-core/installer/registry/util.lua
index d0045a3e..b3735c9c 100644
--- a/lua/mason-core/installer/registry/util.lua
+++ b/lua/mason-core/installer/registry/util.lua
@@ -12,7 +12,7 @@ local M = {}
 ---@param opts PackageInstallOpts
 ---@return Result # Result<T>
 function M.coalesce_by_target(candidates, opts)
-    if not vim.tbl_islist(candidates) then
+    if not _.is_list(candidates) then
         return Result.success(candidates)
     end
     return Optional.of_nilable(_.find_first(function(asset)
diff --git a/lua/mason-core/spawn.lua b/lua/mason-core/spawn.lua
index c6f06d81..33af9ea4 100644
--- a/lua/mason-core/spawn.lua
+++ b/lua/mason-core/spawn.lua
@@ -5,6 +5,8 @@ local log = require "mason-core.log"
 local platform = require "mason-core.platform"
 local process = require "mason-core.process"
 
+local is_not_nil = _.complement(_.equals(vim.NIL))
+
 ---@alias JobSpawn table<string, async fun(opts: SpawnArgs): Result>
 ---@type JobSpawn
 local spawn = {
@@ -17,7 +19,7 @@ local spawn = {
         luarocks = (platform.is.win and vim.fn.executable "luarocks.bat" == 1) and "luarocks.bat" or "luarocks",
         rebar3 = platform.is.win and "rebar3.cmd" or "rebar3",
     },
-    _flatten_cmd_args = _.compose(_.filter(_.complement(_.equals(vim.NIL))), _.flatten),
+    _flatten_cmd_args = _.compose(_.filter(is_not_nil), _.flatten),
 }
 
 local function Failure(err, cmd)