From 42ec7286b2d36a9ba22925f816a17cb1cc2aa5ce Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Sat, 30 Oct 2021 11:32:16 +0800
Subject: + Penlight

---
 Data/Libraries/Penlight/tests/lua/animal.lua | 54 ++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 Data/Libraries/Penlight/tests/lua/animal.lua

(limited to 'Data/Libraries/Penlight/tests/lua/animal.lua')

diff --git a/Data/Libraries/Penlight/tests/lua/animal.lua b/Data/Libraries/Penlight/tests/lua/animal.lua
new file mode 100644
index 0000000..9366db9
--- /dev/null
+++ b/Data/Libraries/Penlight/tests/lua/animal.lua
@@ -0,0 +1,54 @@
+-- Module containing classes
+local class = require 'pl.class'
+local utils = require 'pl.utils'
+local error = error
+if utils.lua51 then
+    module 'animal'
+else
+    _ENV = {}
+end
+
+class.Animal()
+
+function Animal:_init(name)
+   self.name = name
+end
+
+function Animal:__tostring()
+    return self.name..': '..self:speak()
+end
+
+class.Dog(Animal)
+
+function Dog:speak()
+    return 'bark'
+end
+
+class.Cat(Animal)
+
+function Cat:_init(name,breed)
+   self:super(name)  -- must init base!
+   self.breed = breed
+end
+
+function Cat:speak()
+    return 'meow'
+end
+
+-- you may declare the methods in-line like so;
+-- note the meaning of `_base`!
+class.Lion {
+    _base = Cat;
+    speak = function(self)
+        return 'roar'
+    end
+}
+
+-- a class may handle unknown methods with `catch`:
+Lion:catch(function(self,name)
+    return function() error("no such method "..name,2) end
+end)
+
+if not utils.lua51 then
+   return _ENV
+end
-- 
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