From edcadc2599216491a85e19994bbb0c95ce501540 Mon Sep 17 00:00:00 2001
From: Harald Eilertsen <haraldei@anduin.net>
Date: Sun, 14 Mar 2021 10:42:47 +0100
Subject: LV2/makeplugin: Refactor makeplugin script.

Instantiate PluginInfo object instead of using a class method returning
a hash.
---
 plugins/LV2/lib/makeplugin/plugin_info.rb | 38 ++++++++++++++++++++++---------
 1 file changed, 27 insertions(+), 11 deletions(-)

(limited to 'plugins/LV2/lib/makeplugin/plugin_info.rb')

diff --git a/plugins/LV2/lib/makeplugin/plugin_info.rb b/plugins/LV2/lib/makeplugin/plugin_info.rb
index c6f4adb..b9cae0d 100644
--- a/plugins/LV2/lib/makeplugin/plugin_info.rb
+++ b/plugins/LV2/lib/makeplugin/plugin_info.rb
@@ -21,8 +21,26 @@ module MakePlugin
   class PluginInfo
     PLUGIN_FIELDS = %w{Type Use Description Comment}
 
-    def self.find_plugin_info(root, plugin_name)
-      pi = { name: plugin_name }
+    attr_reader :name
+    attr_reader :n_ctrl_ports
+    attr_reader :ctrl_ports
+    attr_reader :type
+    attr_reader :use
+    attr_reader :desc
+    attr_reader :comment
+
+    def initialize(root, name)
+      @name = name
+      @ctrl_ports = []
+      self.find_plugin_info(root)
+      if @n_ctrl_ports != @ctrl_ports.length
+        raise "Expected #{@n_ctrl_ports} but found #{@ctrl_ports.length}"
+      end
+    end
+
+    private
+
+    def find_plugin_info(root)
       found = false
 
       db = File.join(root, '../../cheatsheet/src/database.js')
@@ -32,39 +50,37 @@ module MakePlugin
           break if found && line =~ /^\s*\},$/
 
           pat.match(line) do |m|
-            if m[1] == 'Name' && m[2] == plugin_name
+            if m[1] == 'Name' && m[2] == @name
               found = true
             elsif found && PLUGIN_FIELDS.include?(m[1])
-              pi[m[1].downcase.to_sym] = m[2]
+              eval(%Q{@#{m[1].downcase.to_sym} = "#{m[2]}"})
             end
           end
         end
       end
 
-      header_file = File.join(root, '../WinVST', plugin_name, "#{plugin_name}.h")
+      header_file = File.join(root, '../WinVST', @name, "#{@name}.h")
 
       File.open(header_file) do |f|
         f.each_line do |line|
           if line =~ /kNumParameters\s*=\s*(\d+)/
-            pi[:n_ctrl_ports] = $1.to_i
+            @n_ctrl_ports = $1.to_i
           end
         end
       end
 
-      class_file = File.join(root, '../WinVST', plugin_name, "#{plugin_name}.cpp")
+      class_file = File.join(root, '../WinVST', @name, "#{@name}.cpp")
       fun = ""
 
       File.open(class_file) do |f|
         f.each_line do |line|
-          if line =~ /void #{plugin_name}::(\w+)/
+          if line =~ /void #{@name}::(\w+)/
             fun = $1
           elsif fun == 'getParameterName' and line =~ /case\s+kParam([A-Z])\:\s+vst_strncpy\s*\([^,]*,\s*\"(\w+)\",/
-            pi["ctrl_port_#{$1}".to_sym] = $2
+            @ctrl_ports << $2
           end
         end
       end
-
-      return pi
     end
   end
 end
-- 
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