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Add casting as a language feature. Have not removed the function yet as we need an inbetween version for the bootstrap

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Nathan Braswell
2016-04-18 22:56:29 -04:00
parent d5b930739f
commit cf46fb13af
7 changed files with 71 additions and 9 deletions
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6
stdlib/ast_transformation.krak
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@@ -460,7 +460,7 @@ obj ast_transformation (Object) {
|| name == "bool_exp" || name == "expression"
|| name == "shiftand" || name == "term"
|| name == "factor" || name == "unarad"
|| name == "access_operation"
|| name == "access_operation" || name == "cast_expression"
) {
// for now, assume passthrough and just transform underneath
return transform_expression(node, scope, searching_for, template_replacements)
@@ -605,6 +605,8 @@ obj ast_transformation (Object) {
if (identifiers.size == 2) {
var parameters = get_nodes("parameter", node).map(fun(child: *tree<symbol>): *ast_node return transform(get_node("boolean_expression", child), scope, template_replacements);)
var method = transform(identifiers[1], identifier->identifier.type->type_def, search_type::function(parameters.map(fun(i:*ast_node):*type return get_ast_type(i);)), template_replacements)
if (!method)
error(identifiers[1], "Cannot find method for declaration site method call")
declaration->declaration_statement.init_method_call = make_method_call(identifier, method, parameters)
}
return declaration
@@ -885,6 +887,8 @@ obj ast_transformation (Object) {
func_name = concat_symbol_tree(node->children[1])
if (func_name == "[")
func_name += "]"
if (func_name == "cast")
return ast_cast_ptr(transform(get_node("boolean_expression", node), scope, template_replacements), transform_type(get_node("type", node), scope, template_replacements))
var first_param = transform(node->children[0], scope, template_replacements)
var second_param = null<ast_node>()
if (func_name == "." || func_name == "->") {