tuple support without braces

evaluate.py

@@ -161,17 +161,13 @@ class Array(object):
         self._array = array
 
     def get_index_types(self, index=None):
-        #print self._array.values, index.values
         values = self._array.values
-        #print 'ui', index.values, index.values[0][0].type
         if index is not None:
-            # This is indexing only one element, with a fixed index number
-            iv = index.values
-            if len(iv) == 1 and len(iv[0]) == 1 \
-                    and iv[0][0].type == parsing.Call.NUMBER \
-                    and self._array.type != parsing.Array.DICT:
+            # This is indexing only one element, with a fixed index number,
+            # otherwise it just ignores the index (e.g. [1+1])
             try:
-                    values = [self._array[int(iv[0][0].name)]]
+                index_nr = int(index.get_only_subelement().name)
+                values = [self._array[index_nr]]
             except:
                 pass
         scope = self._array.parent_stmt.parent
@@ -317,7 +313,7 @@ def strip_imports(scopes):
             result.append(s)
     return result
 
-def assign_tuples(scope, tuples, results, seek_name):
+def assign_tuples(tup, results, seek_name):
     """
     This is a normal assignment checker. In python functions and other things
     can return tuples:
@@ -326,6 +322,8 @@ def assign_tuples(scope, tuples, results, seek_name):
 
     Here, if seek_name is "a", the number type will be returned.
     The first part (before `=`) is the param tuples, the second one result.
+
+    :type tup: parsing.Array
     """
     def eval_results(index):
         types = []
@@ -334,23 +332,31 @@ def assign_tuples(scope, tuples, results, seek_name):
         return types
 
     result = []
-    for i, t in enumerate(tuples):
-        # used in an assignment, there is just one call and no other things,
+    if tup.type == parsing.Array.NOARRAY:
+        # here we have unnessecary braces, which we just remove
+        arr = tup.get_only_subelement()
+        result = assign_tuples(arr, results, seek_name)
+    else:
+        for i, t in enumerate(tup):
+            # used in assignments. there is just one call and no other things,
             # therefor we can just assume, that the first part is important.
+            if len(t) != 1:
+                raise AttributeError('Array length should be 1')
             t = t[0]
+
             # check the left part, if it's still tuples in it or a Call
             if isinstance(t, parsing.Array):
                 # these are "sub" tuples
                 print 'arr', t
-            result += assign_tuples(scope, t, eval_results(i), seek_name)
+                result += assign_tuples(t, eval_results(i), seek_name)
+                print 'arr2', result
             else:
                 if t.name.names[-1] == seek_name:
                     result += eval_results(i)
                     print 't', t, result
                 else:
-                print 'name not found'
-        #print follow_call_list(scope, result[i])
-    print seek_name, tuples, results
+                    print 'name not found', t.name
+        print seek_name, tup, results
     return result
 
 @memoize(default=[])
@@ -373,7 +379,7 @@ def follow_statement(stmt, scope=None, seek_name=None):
         new_result = []
         for op, set_vars in stmt.assignment_details:
             print '\ntup'
-            new_result += assign_tuples(scope, set_vars, result, seek_name)
+            new_result += assign_tuples(set_vars, result, seek_name)
             print new_result
             print '\n\nlala', op, set_vars.values, call_list.values
             print stmt, scope
@@ -382,12 +388,21 @@ def follow_statement(stmt, scope=None, seek_name=None):
 
 
 def follow_call_list(scope, call_list):
-    """ The call list has a special structure """
+    """
+    The call list has a special structure.
+    This can be either `parsing.Array` or `list`.
+    """
+    if isinstance(call_list, parsing.Array) \
+            and call_list.type != parsing.Array.NOARRAY:
+        # Especially tuples can stand just alone without any braces. These
+        # would be recognized as separate calls, but actually are a tuple.
+        result = follow_call(scope, call_list)
+    else:
         result = []
         for calls in call_list:
             for call in calls:
                 if not isinstance(call, str):
-                # the string tokens are just operations (+, -, etc.)
+                    # The string tokens are just operations (+, -, etc.)
                     result += follow_call(scope, call)
     return result
 

ftest.py

@@ -2,7 +2,7 @@
 
 import functions
 
-functions.debug.debug_function = functions.debug.print_to_stdout
+#functions.debug.debug_function = functions.debug.print_to_stdout
 functions.debug.ignored_modules = ['parsing', 'builtin']
 #functions.debug.ignored_modules = ['parsing', 'builtin', 'evaluate', 'modules']
 functions.modules.module_find_path.insert(0, '.')

parsetest.py

@@ -147,4 +147,4 @@ c = b().c3(); abc = datetime; return [abc][0]. ;pylab.; add(1+2,2).; for fi in [
 1.0.fromhex(); import flask ; flsk = flask.Flask + flask.Request;
 abc = [1,2+3]; abc[0].
 import pylab; def add(a1,b1): nana = 1; return a1+b1
-flow_test.; a12, (b12, c12) = (1,("", "")); a12.
+flow_test.; a12, (b12, c12) = (1,(list, "")); b12.

parsing.py

@@ -799,6 +799,16 @@ class Array(Call):
         self.keys[c] = self.values[c]
         self.values[c] = []
 
+    def get_only_subelement(self):
+        """
+        Returns the only element that an array contains. If it contains
+        more than one element, raise an exception.
+        """
+        if len(self.values) != 1 or len(self.values[0]) != 1:
+            raise AttributeError("More than one value found")
+        return self.values[0][0]
+
+
     def __len__(self):
         return len(self.values)
 
@@ -814,14 +824,8 @@ class Array(Call):
     def __repr__(self):
         if self.type == self.NOARRAY:
             temp = 'noarray'
-        elif self.type == self.TUPLE:
-            temp = 'tuple'
-        elif self.type == self.LIST:
-            temp = 'list'
-        elif self.type == self.DICT:
-            temp = 'dict'
-        elif self.type == self.SET:
-            temp = 'set'
+        else:
+            temp = self.type
         parent_str = " of %s" % self.parent if self.parent else ""
         return "<%s: %s%s>" % (self.__class__.__name__, temp, parent_str)
 

test/completion/arrays.py

@@ -1,6 +1,11 @@
+# -----------------
+# basic array lookups
+# -----------------
 
 #? ['imag']
-[1,2][0].imag
+[1,""][0].imag
+#? []
+[1,""][1].imag
 
 a = list()
 #? ['append']
@@ -10,14 +15,52 @@ a = list()
 [[a]][0][100].append
 
 
+# -----------------
+# tuple assignments
+# -----------------
 a1, b1 = (1, "")
 #? ['real']
 a1.real
 #? ['lower']
 b1.lower
+#? []
+b1.real
 
 (a2, b2) = (1, "")
 #? ['imag']
 a2.imag
 #? ['upper']
 b2.upper
+
+# -----------------
+# subtuple assignment
+# -----------------
+(a3, (b3, c3)) = (1, ("", list))
+##? ['append']
+c3.append
+#? []
+c3.upper
+#? []
+c3.real
+
+a4, (b4, c4) = (1, ("", list))
+#? ['append']
+c4.append
+#? []
+c4.upper
+#? []
+c4.real
+#? ['real']
+a4.real
+#? ['upper']
+b4.upper
+
+
+# -----------------
+# unnessecary braces
+# -----------------
+u, v = 1, ""
+#? ['real']
+u.real
+#? []
+u.upper

test/completion/basic.py

@@ -14,7 +14,7 @@ with open('') as f1, open('') as f2:
 
 
 def global_define():
-    #global glob
+    global glob
     glob = 3
 
 #? ['real']

test/completion/types.py

@@ -68,3 +68,11 @@ tup2 = tuple()
 tup2.i
 ##? ['index'] TODO enable
 ().i
+
+tup3 = 1,""
+#? ['index']
+tup3.index
+
+tup4 = 1,""
+#? ['index']
+tup4.index

test/run.py

@@ -43,8 +43,8 @@ def completion_test(source):
                 # TODO remove set! duplicates should not be normal
                 comp_str = str(sorted(set([str(c) for c in completions])))
                 if comp_str != correct:
-                    print 'Solution not correct, received %s, wanted %s' % \
-                                (comp_str, correct)
+                    print 'Solution on %s not correct, received %s, wanted %s'\
+                                % (line_nr, comp_str, correct)
                     #print [(c.name, c.name.parent) for c in completions]
                     fails += 1
             correct = None