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Plain lambdas implemented, but not fully tested. No closures yet

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Nathan Braswell
2016-02-21 17:22:16 -05:00
parent e364b00cc9
commit 34f11b0874
4 changed files with 24 additions and 9 deletions
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14
stdlib/ast_transformation.krak
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@@ -139,7 +139,10 @@ obj ast_transformation (Object) {
})
}
fun second_pass_function(node: *tree<symbol>, scope: *ast_node, template_replacements: map<string, *type>, do_raw_template: bool): *ast_node {
var function_name = concat_symbol_tree(get_node("func_identifier", node))
var func_identifier_node = get_node("func_identifier", node)
var function_name = string("lambda")
if (func_identifier_node)
function_name = concat_symbol_tree(func_identifier_node)
var template_dec = get_node("template_dec", node)
if (do_raw_template && template_dec) {
var template_types = vector<string>()
@@ -342,6 +345,8 @@ obj ast_transformation (Object) {
return transform_defer_statement(node, scope, template_replacements)
} else if (name == "function_call") {
return transform_function_call(node, scope, template_replacements)
} else if (name == "lambda") {
return transform_lambda(node, scope, template_replacements)
} else if (name == "boolean_expression" || name == "and_boolean_expression"
|| name == "bool_exp" || name == "expression"
|| name == "shiftand" || name == "term"
@@ -533,6 +538,13 @@ obj ast_transformation (Object) {
f->function_call.parameters.for_each(fun(param: *ast_node) print(param);)
return f
}
fun transform_lambda(node: *tree<symbol>, scope: *ast_node, template_replacements: map<string, *type>): *ast_node {
var function_node = second_pass_function(node, scope, template_replacements, false)
function_node->function.body_statement = transform_statement(get_node("statement", node), function_node, template_replacements)
while (!is_translation_unit(scope)) scope = get_ast_scope(scope)->get(string("~enclosing_scope"))[0]
scope->translation_unit.lambdas.add(function_node)
return function_node
}
fun transform_expression(node: *tree<symbol>, scope: *ast_node, template_replacements: map<string, *type>): *ast_node return transform_expression(node, scope, search_type::none(), template_replacements)
fun transform_expression(node: *tree<symbol>, scope: *ast_node, searching_for: search_type, template_replacements: map<string, *type>): *ast_node {
var func_name = string()