add lua testing

init.lua.example

@@ -0,0 +1,171 @@
+-- Example yay init.lua
+--
+-- Install as:
+--   $XDG_CONFIG_HOME/yay/init.lua
+-- or:
+--   $HOME/.config/yay/init.lua
+
+local function env(name, fallback)
+  local value = yay.api.getenv(name)
+  if value == nil or value == "" then
+    return fallback
+  end
+
+  return value
+end
+
+yay.api.info("loading yay init.lua")
+
+-- Normal configuration uses yay.opt.<key>.
+yay.opt.editor = env("EDITOR", "nvim")
+yay.opt.editor_flags = "-f"
+yay.opt.build_dir = yay.api.expand("~/.cache/yay")
+yay.opt.clean_menu = true
+yay.opt.diff_menu = true
+yay.opt.sort_by = "votes"
+yay.opt.search_by = "name-desc"
+yay.opt.request_split_n = 150
+
+-- Prompt hooks can override the default static answer values.
+yay.hook.on_prompt = function(name, default)
+  if name == "clean" then
+    return "None"
+  end
+
+  return default
+end
+
+-- Re-enable the old behavior of selecting AUR updates by update time instead
+-- of only by version. This keeps the built-in version check, but also treats
+-- unchanged-version AUR packages as upgrades when the AUR package metadata was
+-- modified after the locally installed package was built.
+yay.hook.should_include_aur_update = function(pkg)
+  if pkg.default_include then
+    return true
+  end
+
+  if pkg.repository ~= "aur" then
+    return false
+  end
+
+  if pkg.local_version ~= pkg.remote_version then
+    return false
+  end
+
+  if pkg.local_build_date == 0 then
+    return false
+  end
+
+  return pkg.remote_last_modified > pkg.local_build_date
+end
+
+-- External providers live entirely in Lua. A provider can expose:
+--   yay.provider.<name>.search(terms) -> { { name=..., repository=..., ... }, ... }
+--   yay.provider.<name>.install(items)
+--   yay.provider.<name>.list() -> { { name=..., repository=..., ... }, ... }
+--   yay.provider.<name>.upgrade(items)
+--
+-- This Homebrew example adds search/install support for the yogurt menu and
+-- uses `brew outdated --json=v2` for upgrade discovery.
+yay.provider.homebrew = {
+  search = function(terms)
+    local args = { "brew", "search", "--formula", "--cask" }
+    for _, term in ipairs(terms) do
+      table.insert(args, term)
+    end
+
+    local stdout, stderr, code = yay.api.capture(args)
+    if code ~= 0 then
+      yay.api.warn("homebrew search skipped: " .. stderr)
+      return {}
+    end
+
+    local results = {}
+    for name in stdout:gmatch("[^\r\n]+") do
+      table.insert(results, {
+        name = name,
+        repository = "homebrew",
+        description = "Homebrew package",
+      })
+    end
+
+    return results
+  end,
+
+  install = function(items)
+    local args = { "brew", "install" }
+    for _, item in ipairs(items) do
+      table.insert(args, item.name)
+    end
+    if yay.api.run(args) ~= 0 then
+      error("homebrew install failed")
+    end
+  end,
+
+  list = function()
+    local stdout, stderr, code = yay.api.capture({ "brew", "outdated", "--json=v2" })
+    if code ~= 0 then
+      yay.api.warn("homebrew provider skipped: " .. stderr)
+      return {}
+    end
+
+    local decoded = yay.api.json_decode(stdout)
+    local upgrades = {}
+
+    for _, item in ipairs(decoded.formulae or {}) do
+      table.insert(upgrades, {
+        name = item.name,
+        repository = "homebrew",
+        base = "formula",
+        local_version = (item.installed_versions and item.installed_versions[1]) or "",
+        remote_version = item.current_version or "",
+      })
+    end
+
+    for _, item in ipairs(decoded.casks or {}) do
+      table.insert(upgrades, {
+        name = item.name,
+        repository = "homebrew",
+        base = "cask",
+        local_version = (item.installed_versions and item.installed_versions[1]) or "",
+        remote_version = item.current_version or "",
+        extra = "cask",
+      })
+    end
+
+    return upgrades
+  end,
+
+  upgrade = function(items)
+    local formulae = {}
+    local casks = {}
+
+    for _, item in ipairs(items) do
+      if item.base == "cask" then
+        table.insert(casks, item.name)
+      else
+        table.insert(formulae, item.name)
+      end
+    end
+
+    if #formulae > 0 then
+      local args = { "brew", "upgrade" }
+      for _, name in ipairs(formulae) do
+        table.insert(args, name)
+      end
+      if yay.api.run(args) ~= 0 then
+        error("homebrew formula upgrade failed")
+      end
+    end
+
+    if #casks > 0 then
+      local args = { "brew", "upgrade", "--cask" }
+      for _, name in ipairs(casks) do
+        table.insert(args, name)
+      end
+      if yay.api.run(args) ~= 0 then
+        error("homebrew cask upgrade failed")
+      end
+    end
+  end,
+}