Normalize literal expressions
authorDavid Kerkeslager <kerkeslager@gmail.com>
Sat, 12 Aug 2017 18:56:12 +0000 (14:56 -0400)
committerDavid Kerkeslager <kerkeslager@gmail.com>
Sat, 12 Aug 2017 18:59:25 +0000 (14:59 -0400)
normalization.py
parsing.py
transformation.py

index a5863a1..a9fa3ec 100644 (file)
@@ -10,6 +10,20 @@ NormalVariableExpression = collections.namedtuple(
     ],
 )
 
+NormalIntegerLiteralExpression = collections.namedtuple(
+    'NormalIntegerLiteralExpression',
+    [
+        'integer',
+    ],
+)
+
+NormalStringLiteralExpression = collections.namedtuple(
+    'NormalStringLiteralExpression',
+    [
+        'string',
+    ],
+)
+
 NormalNegationExpression = collections.namedtuple(
     'NormalNegationExpression',
     [
@@ -104,6 +118,12 @@ NormalProgram = collections.namedtuple(
 def fake_normalization(counter, thing):
     return (counter, (), thing)
 
+def normalize_integer_literal_expression(counter, expression):
+    return (counter, (), NormalIntegerLiteralExpression(integer=expression.integer))
+
+def normalize_string_literal_expression(counter, expression):
+    return (counter, (), NormalStringLiteralExpression(string=expression.string))
+
 def normalize_function_call_expression(counter, expression):
     assert isinstance(expression, parsing.FurFunctionCallExpression)
 
@@ -308,9 +328,9 @@ def normalize_expression(counter, expression):
         NormalVariableExpression: fake_normalization,
         parsing.FurFunctionCallExpression: normalize_function_call_expression,
         parsing.FurInfixExpression: normalize_infix_expression,
-        parsing.FurIntegerLiteralExpression: fake_normalization,
+        parsing.FurIntegerLiteralExpression: normalize_integer_literal_expression,
         parsing.FurNegationExpression: normalize_negation_expression,
-        parsing.FurStringLiteralExpression: fake_normalization,
+        parsing.FurStringLiteralExpression: normalize_string_literal_expression,
         parsing.FurSymbolExpression: fake_normalization,
     }[type(expression)](counter, expression)
 
index 91098f9..a543819 100644 (file)
@@ -39,14 +39,14 @@ def _zero_or_more_parser(formatter, parser):
 FurIntegerLiteralExpression = collections.namedtuple(
     'FurIntegerLiteralExpression',
     [
-        'value',
+        'integer',
     ],
 )
 
 FurStringLiteralExpression = collections.namedtuple(
     'FurStringLiteralExpression',
     [
-        'value',
+        'string',
     ],
 )
 
@@ -82,11 +82,11 @@ def _integer_literal_expression_parser(index, tokens):
     value = int(tokens[index].match)
     index += 1
 
-    return True, index, FurIntegerLiteralExpression(value=value)
+    return True, index, FurIntegerLiteralExpression(integer=value)
 
 def _string_literal_expression_parser(index, tokens):
     if tokens[index].type == 'single_quoted_string_literal':
-        return (True, index + 1, FurStringLiteralExpression(value=tokens[index].match[1:-1]))
+        return (True, index + 1, FurStringLiteralExpression(string=tokens[index].match[1:-1]))
 
     return (False, index, None)
 
@@ -462,7 +462,7 @@ if __name__ == '__main__':
                 (
                     True,
                     1,
-                    FurStringLiteralExpression(value='Hello, world'),
+                    FurStringLiteralExpression(string='Hello, world'),
                 ),
             )
 
@@ -475,7 +475,7 @@ if __name__ == '__main__':
                     4,
                     FurFunctionCallExpression(
                         name='print',
-                        arguments=(FurStringLiteralExpression(value='Hello, world'),),
+                        arguments=(FurStringLiteralExpression(string='Hello, world'),),
                     ),
                 ),
             )
index 83fc36b..cc24304 100644 (file)
@@ -153,8 +153,8 @@ BUILTINS = {
 def transform_variable_expression(accumulators, expression):
     return CVariableExpression(variable=expression.variable)
 
-def transform_string_literal(accumulators, expression):
-    value = expression.value
+def transform_string_literal_expression(accumulators, expression):
+    value = expression.string
 
     try:
         index = accumulators.string_literal_list.index(value)
@@ -252,7 +252,7 @@ def transform_infix_expression(accumulators, expression):
     )
 
 def transform_integer_literal_expression(accumulators, expression):
-    return CIntegerLiteral(value=expression.value)
+    return CIntegerLiteral(value=expression.integer)
 
 def transform_negation_expression(accumulators, expression):
     return CNegationExpression(
@@ -266,11 +266,13 @@ def transform_expression(accumulators, expression):
         parsing.FurInfixExpression: transform_infix_expression,
         parsing.FurIntegerLiteralExpression: transform_integer_literal_expression,
         parsing.FurNegationExpression: transform_negation_expression,
-        parsing.FurStringLiteralExpression: transform_string_literal,
+        parsing.FurStringLiteralExpression: transform_string_literal_expression,
         parsing.FurSymbolExpression: transform_symbol_expression,
         normalization.NormalFunctionCallExpression: transform_function_call_expression,
         normalization.NormalInfixExpression: transform_infix_expression,
+        normalization.NormalIntegerLiteralExpression: transform_integer_literal_expression,
         normalization.NormalNegationExpression: transform_negation_expression,
+        normalization.NormalStringLiteralExpression: transform_string_literal_expression,
         normalization.NormalVariableExpression: transform_variable_expression,
     }[type(expression)](accumulators, expression)