+def generate_integer_literal(c_integer_literal):
+ return 'integerLiteral({})'.format(c_integer_literal.value)
+
+def generate_string_literal(c_string_literal):
+ return 'stringLiteral(STRING_LITERAL_LIST[{}])'.format(c_string_literal.index)
+
+CONSTANT_EXPRESSION_MAPPING = {
+ 'true': 'TRUE',
+ 'false': 'FALSE',
+}
+
+def generate_constant_expression(c_constant_expression):
+ return CONSTANT_EXPRESSION_MAPPING[c_constant_expression.value]
+
+def generate_symbol_expression(c_symbol_expression):
+ return 'Environment_get(environment, SYMBOL_LIST[{}] /* symbol: {} */)'.format(
+ c_symbol_expression.symbol_list_index,
+ c_symbol_expression.symbol,
+ )
+
+def generate_variable_expression(expression):
+ return expression.variable
+
+def generate_expression(expression):
+ if isinstance(expression, transformation.CNegationExpression):
+ return generate_negation_expression(expression)
+
+ if isinstance(expression, transformation.CFunctionCallExpression):
+ return generate_function_call(expression)
+
+ LITERAL_TYPE_MAPPING = {
+ transformation.CIntegerLiteral: generate_integer_literal,
+ transformation.CStringLiteral: generate_string_literal,
+ transformation.CConstantExpression: generate_constant_expression,
+ transformation.CSymbolExpression: generate_symbol_expression,
+ }
+
+ if type(expression) in LITERAL_TYPE_MAPPING:
+ return LITERAL_TYPE_MAPPING[type(expression)](expression)
+
+ if isinstance(expression, transformation.CFunctionCallForFurInfixOperator):
+ return 'operator${}({}, {})'.format(
+ expression.name,
+ generate_expression(expression.left),
+ generate_expression(expression.right),
+ )
+
+ return {
+ transformation.CVariableExpression: generate_variable_expression,
+ }[type(expression)](expression)
+
+def generate_negation_expression(c_negation_expression):
+ return 'operator$negate({})'.format(
+ generate_expression(c_negation_expression.value)
+ )
+
+def generate_function_call(function_call):
+ return 'Environment_get(environment, "{}").instance.closure(environment, {}, {})'.format(
+ function_call.name,
+ function_call.argument_count,
+ # TODO This is just a single item containing a reference to the items list--make that clearer
+ generate_expression(function_call.argument_items),
+ )
+
+def generate_expression_statement(statement):
+ # TODO Do this at an earlier pass
+ if isinstance(statement.expression, transformation.CVariableExpression):
+ return '';
+
+ # TODO Do we need to garbage collect the results of arbitrary statements?
+ return '{};'.format(generate_expression(statement.expression))