1 files changed, 104 insertions, 0 deletions
diff --git a/common/nvim/lua/setup/compat.lua b/common/nvim/lua/setup/compat.lua
new file mode 100755
index 0000000..ef90444
--- /dev/null
+++ b/common/nvim/lua/setup/compat.lua
@@ -0,0 +1,104 @@
+-- setup/compat.lua
+-- Automatically patches deprecated APIs based on Neovim version
+
+-- Version check helper
+local function has_version(major, minor, patch)
+  local v = vim.version()
+  patch = patch or 0
+  return v.major > major
+    or (v.major == major and v.minor > minor)
+    or (v.major == major and v.minor == minor and v.patch >= patch)
+end
+
+-- === GLOBAL PATCHES === --
+
+-- Neovim 0.10+: vim.islist replaces deprecated vim.tbl_islist
+if has_version(0, 10) then
+  if vim.tbl_islist == nil then
+    vim.tbl_islist = vim.islist
+  end
+end
+
+-- Neovim 0.12+: vim.tbl_flatten removed → shim using vim.iter
+if has_version(0, 12) then
+  vim.tbl_flatten = function(t)
+    return vim.iter(t):flatten():totable()
+  end
+end
+
+-- === DEPRECATION SHIMS (0.13 / 1.0) === --
+
+-- client.is_stopped → client:is_stopped()
+if has_version(0, 13) then
+  local mt = getmetatable(vim.lsp._client or {})
+  if mt and mt.__index and mt.__index.is_stopped then
+    mt.__index.is_stopped = function(client, ...)
+      return client:is_stopped(...)
+    end
+  end
+end
+
+-- client.request → client:request()
+if has_version(0, 13) then
+  local mt = getmetatable(vim.lsp._client or {})
+  if mt and mt.__index and mt.__index.request then
+    mt.__index.request = function(client, ...)
+      return client:request(...)
+    end
+  end
+end
+
+-- vim.validate{tbl} → vim.validate(tbl)
+if has_version(1, 0) then
+  if type(vim.validate) == "function" then
+    local old_validate = vim.validate
+    vim.validate = function(arg)
+      -- Handle both forms for backward compatibility
+      if type(arg) == "table" then
+        return old_validate(arg)
+      else
+        return old_validate{ arg }
+      end
+    end
+  end
+end
+
+-- Deprecated: vim.lsp.get_active_clients (moved in 0.11+)
+if has_version(0, 11) then
+  if vim.lsp.get_active_clients == nil then
+    vim.lsp.get_active_clients = function(...)
+      return vim.lsp.get_clients(...)
+    end
+  end
+end
+
+-- Deprecated: vim.diagnostic.setqflist / setloclist (moved in 0.11+)
+if has_version(0, 11) then
+  if vim.diagnostic.setqflist == nil then
+    vim.diagnostic.setqflist = function(diags, opts)
+      return vim.diagnostic.toqflist(diags, opts)
+    end
+  end
+  if vim.diagnostic.setloclist == nil then
+    vim.diagnostic.setloclist = function(diags, opts)
+      return vim.diagnostic.toloclist(diags, opts)
+    end
+  end
+end
+
+-- Deprecated: vim.lsp.buf.formatting/formatting_sync (removed in 0.8+)
+if has_version(0, 8) then
+  if vim.lsp.buf.formatting == nil then
+    vim.lsp.buf.formatting = function(opts)
+      return vim.lsp.buf.format(opts)
+    end
+  end
+  if vim.lsp.buf.formatting_sync == nil then
+    vim.lsp.buf.formatting_sync = function(opts, timeout_ms)
+      return vim.lsp.buf.format(vim.tbl_extend("force", opts or {}, { timeout_ms = timeout_ms }))
+    end
+  end
+end
+
+-- Return something to satisfy require()
+return true