],
)
+NormalLambdaExpression = collections.namedtuple(
+ 'NormalLambdaExpression',
+ (
+ 'name',
+ 'argument_name_list',
+ 'statement_list',
+ ),
+)
+
NormalStringLiteralExpression = collections.namedtuple(
'NormalStringLiteralExpression',
[
],
)
-NormalFunctionDefinitionStatement = collections.namedtuple(
- 'NormalFunctionDefinitionStatement',
- [
- 'name',
- 'argument_name_list',
- 'statement_list',
- ],
-)
-
NormalProgram = collections.namedtuple(
'NormalProgram',
[
)
def normalize_integer_literal_expression(counter, expression):
+ return (
+ counter,
+ (),
+ NormalIntegerLiteralExpression(integer=expression.integer),
+ )
+
+def normalize_lambda_expression(counter, expression):
variable = '${}'.format(counter)
+
+ _, statement_list = normalize_statement_list(
+ 0,
+ expression.statement_list,
+ assign_result_to='result',
+ )
+
return (
counter + 1,
(
NormalVariableInitializationStatement(
variable=variable,
- expression=NormalIntegerLiteralExpression(integer=expression.integer),
+ expression=NormalLambdaExpression(
+ name=expression.name,
+ argument_name_list=expression.argument_name_list,
+ statement_list=statement_list,
+ ),
),
),
NormalVariableExpression(variable=variable),
],
)
-NormalListGetExpression = collections.namedtuple(
- 'NormalListGetExpression',
- [
- 'list_expression',
- 'index_expression',
- ],
-)
-
def normalize_list_literal_expression(counter, expression):
list_variable = '${}'.format(counter)
counter += 1
list_expression,
)
-def normalize_list_item_expression(counter, expression):
- counter, list_prestatements, list_expression = normalize_expression(counter, expression.list_expression)
- counter, index_prestatements, index_expression = normalize_expression(counter, expression.index_expression)
-
- result_variable = '${}'.format(counter)
- result_prestatement = NormalVariableInitializationStatement(
- variable=result_variable,
- expression=NormalListGetExpression(
- list_expression=list_expression,
- index_expression=index_expression,
- ),
- )
-
- return (
- counter + 1,
- list_prestatements + index_prestatements + (result_prestatement,),
- NormalVariableExpression(variable=result_variable),
- )
-
def normalize_string_literal_expression(counter, expression):
- variable = '${}'.format(counter)
return (
- counter + 1,
- (
- NormalVariableInitializationStatement(
- variable=variable,
- expression=NormalStringLiteralExpression(string=expression.string),
- ),
- ),
- NormalVariableExpression(variable=variable),
+ counter,
+ (),
+ NormalStringLiteralExpression(string=expression.string),
)
NormalStructureLiteralExpression = collections.namedtuple(
def normalize_symbol_expression(counter, expression):
- variable = '${}'.format(counter)
return (
- counter + 1,
- (
- NormalVariableInitializationStatement(
- variable=variable,
- expression=NormalSymbolExpression(symbol=expression.symbol),
- ),
- ),
- NormalVariableExpression(variable=variable),
+ counter,
+ (),
+ NormalSymbolExpression(symbol=expression.symbol),
)
def normalize_function_call_expression(counter, expression):
for s in argument_prestatements:
prestatements.append(s)
- variable = '${}'.format(counter)
- prestatements.append(
- NormalVariableInitializationStatement(
- variable=variable,
- expression=normalized_argument,
- )
- )
prestatements.append(
NormalPushStatement(
- expression=NormalVariableExpression(
- variable=variable,
- ),
+ expression=normalized_argument,
),
)
- counter += 1
counter, function_prestatements, function_expression = normalize_expression(
counter,
for ps in function_prestatements:
prestatements.append(ps)
- if not isinstance(function_expression, NormalVariableExpression):
- function_variable = '${}'.format(counter)
-
- prestatements.append(
- NormalVariableInitializationStatement(
- variable=function_variable,
- expression=function_expression,
- )
- )
-
- function_expression = NormalVariableExpression(variable=function_variable)
- counter += 1
-
result_variable = '${}'.format(counter)
prestatements.append(
desugaring.DesugaredFunctionCallExpression: normalize_function_call_expression,
desugaring.DesugaredIfExpression: normalize_if_expression,
desugaring.DesugaredIntegerLiteralExpression: normalize_integer_literal_expression,
+ desugaring.DesugaredLambdaExpression: normalize_lambda_expression,
desugaring.DesugaredListLiteralExpression: normalize_list_literal_expression,
desugaring.DesugaredStringLiteralExpression: normalize_string_literal_expression,
desugaring.DesugaredStructureLiteralExpression: normalize_structure_literal_expression,
NormalExpressionStatement(expression=normalized),
)
-def normalize_function_definition_statement(counter, statement):
- _, statement_list = normalize_statement_list(
- 0,
- statement.statement_list,
- assign_result_to='result',
- )
- return (
- counter,
- (),
- NormalFunctionDefinitionStatement(
- name=statement.name,
- argument_name_list=statement.argument_name_list,
- statement_list=statement_list,
- ),
- )
-
def normalize_assignment_statement(counter, statement):
counter, prestatements, normalized_expression = normalize_expression(counter, statement.expression)
return (
return {
desugaring.DesugaredAssignmentStatement: normalize_assignment_statement,
desugaring.DesugaredExpressionStatement: normalize_expression_statement,
- desugaring.DesugaredFunctionDefinitionStatement: normalize_function_definition_statement,
}[type(statement)](counter, statement)
@util.force_generator(tuple)