feat: configure command and search popup anchors

src/ruby_config.rb

@@ -75,6 +75,46 @@ module Vamp
     end
   end
 
+  # Collects anchor options for the independently positioned command and search popups.
+  class PopupConfig
+    # @return [Hash{String => String}]
+    attr_reader :command, :search
+
+    # @return [void]
+    def initialize
+      @command = {}
+      @search = {}
+    end
+
+    # @param options [Hash{String, Symbol => String, Symbol}] anchor in the workspace's 3x3 grid
+    # @return [Hash{String => String}]
+    def command=(options)
+      @command = options!(options)
+    end
+
+    # @param options [Hash{String, Symbol => String, Symbol}] anchor in the workspace's 3x3 grid
+    # @return [Hash{String => String}]
+    def search=(options)
+      @search = options!(options)
+    end
+
+    private
+
+    # @param options [Hash{String, Symbol => String, Symbol}]
+    # @return [Hash{String => String}]
+    def options!(options)
+      Vamp.chrome_hash!(options).to_h do |option, value|
+        raise ArgumentError, "unknown popup option: #{option}" unless option == "anchor"
+        value = value.to_s if value.is_a?(Symbol)
+        value = Vamp.string!(value, "popup anchor")
+        unless %w[top_left top_center top_right center_left center center_right bottom_left bottom_center bottom_right].include?(value)
+          raise ArgumentError, "unknown popup anchor: #{value}"
+        end
+        [option, value]
+      end
+    end
+  end
+
   # Collects and validates the Ruby startup configuration DSL.
   class Config
     # @return [Hash{String => Boolean, Hash{String, Symbol => Object}}] language presets/options
@@ -83,6 +123,9 @@ module Vamp
     # @return [Vamp::BarConfig]
     attr_reader :bar
 
+    # @return [Vamp::PopupConfig]
+    attr_reader :popup
+
     # @return [void]
     def initialize
       @plugins = []
@@ -94,6 +137,7 @@ module Vamp
       @file_explorer_view = "tree"
       @clipboard_mode = "system"
       @bar = BarConfig.new
+      @popup = PopupConfig.new
       @labels = {}
       @diff_context_lines = 10
       @diff_expand_lines = 15
@@ -193,6 +237,7 @@ module Vamp
         "leader" => @leader, "file_explorer_side" => @file_explorer_side, "file_picker_view" => @file_picker_view,
         "file_explorer_view" => @file_explorer_view, "clipboard_mode" => @clipboard_mode,
         "top_bar" => @bar.top, "bottom_bar" => @bar.bottom, "labels" => @labels,
+        "popup" => { "command" => @popup.command, "search" => @popup.search },
         "diff_context_lines" => @diff_context_lines, "diff_expand_lines" => @diff_expand_lines }
     end