add joinmethod

Signed-off-by: Mattias Andrée <maandree@operamail.com>

2 files changed, 29 insertions, 0 deletions

diff --git a/src/join.py b/src/join.py
index a873bf4..a79d32c 100644
--- a/src/join.py
+++ b/src/join.py
@@ -223,3 +223,14 @@ def concurrently(*fs):
     for t in ts:
         t.join()
 
+
+
+def joinmethod(f):
+    '''
+    Make a fragment of signal an instance method rather than a static method
+    
+    @param   f:(self, *..., **...)→¿R?  The static method
+    @return  f:(self, *..., **...)→¿R?  The method made into a instance method
+    '''
+    return lambda self, *args, **kwargs : f(self, *args, **kwargs)
+
diff --git a/src/test.py b/src/test.py
index 0279f2d..a0125df 100755
--- a/src/test.py
+++ b/src/test.py
@@ -153,3 +153,21 @@ unjoining(1)
 unjoining(2)
 print()
 
+
+class C:
+    def __init__(self, value):
+        self.value = value
+    
+    @joinmethod
+    @fragment
+    def f(self, v):
+        print('  %i' % (self.value + v))
+
+f1 = C(1).f
+f2 = C(2).f
+
+print('Testing @joinmethod, expecting 11,22')
+f1(10)
+f2(20)
+print()
+