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templated structs starting to work, if grammer freeup

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This commit is contained in:
Nathan Braswell
2018-11-04 19:03:55 -05:00
parent 8177bc7fd0
commit d2011640f7
2 changed files with 62 additions and 21 deletions
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81
k.krak
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@@ -266,7 +266,9 @@ fun main(argc: int, argv: **char): int {
to_ret += scope->children[i]
ast::_compiler_intrinsic(b) if (!is_type && b.first == name)
to_ret += scope->children[i]
ast::_template(b) if (!is_type && b.first == name)
ast::_template(b) if (((!is_type && is_function(scope->children[i]->children[0]))
|| ( is_type && is_type_def(scope->children[i]->children[0]))
|| ( is_type && is_adt_def( scope->children[i]->children[0]))) && b.first == name)
to_ret += scope->children[i]
ast::_identifier(b) if (!is_type && b.first == name)
to_ret += scope->children[i]
@@ -578,7 +580,10 @@ fun main(argc: int, argv: **char): int {
type::_template_placeholder() error("template_placeholder in resolve_type")
type::_ptr(p) resolve_type(p)
type::_ref(p) resolve_type(p)
type::_obj(o) pass_poset.add_close_dep(make_pair(item, str("emit_C")), make_pair(get_ast_binding(o), str("emit_C")))
type::_obj(o) {
resolve(o)
pass_poset.add_close_dep(make_pair(item, str("emit_C")), make_pair(get_ast_binding(o), str("emit_C")))
}
type::_fun(t) {
t.first.first.for_each(resolve_type)
resolve_type(t.first.second)
@@ -592,7 +597,6 @@ fun main(argc: int, argv: **char): int {
if (is_template(bound_to)) {
if (!instantiated_map.contains_key(bound_to))
instantiated_map[bound_to] = set<pair<*binding<type>, *tree<ast>>>()
var binding_type = get_type(t)
// grab inst types out of binding, or regen again from unify? Cache from first unify?
var inst_map = map<*binding<type>, *binding<type>>()
@@ -605,8 +609,16 @@ fun main(argc: int, argv: **char): int {
inst_map = bound_to->data._template.second.associate(fun(k: str, v: *binding<type>): pair<*binding<type>, *binding<type>>
return make_pair(v, binding_p(type::_unknown()));)
}
// unify in both cases - we need it in the explicit case to make sure our explicit types propegate back
unify(binding_type, inst_temp_type(get_type(bound_to->children[0]), inst_map))
// but not in the case where this is a templated type instead of a function - that doesn't make any sense
var binding_type = null<binding<type>>()
if is_function(bound_to->children[0]) {
// unify in both cases - we need it in the explicit case to make sure our explicit types propegate back
binding_type = get_type(t)
unify(binding_type, inst_temp_type(get_type(bound_to->children[0]), inst_map))
} else {
binding_type = binding_p(type::_obj(t))
}
// shouldn't cache by binding, but by all insted
var already_inst = instantiated_map[bound_to].filter(fun(p: pair<*binding<type>, *tree<ast>>): bool return equality(binding_type->bound_to, p.first->bound_to, false);)
@@ -621,6 +633,10 @@ fun main(argc: int, argv: **char): int {
set_single_ast_binding(t, already_inst.single().second)
} else {
println("Copying tree to instantiate template!")
println("using inst map:")
inst_map.for_each(fun(k: *binding<type>, v: *binding<type>) {
println("\t" + to_string(k->bound_to) + " -> " + to_string(v->bound_to))
})
var inst_copy = bound_to->children[0]->clone(fun(a: ref ast): ast {
match (a) {
ast::_identifier(b) return ast::_identifier(make_pair(b.first, inst_temp_type(b.second, inst_map)))
@@ -659,8 +675,9 @@ fun main(argc: int, argv: **char): int {
pass_poset.add_close_dep(make_pair(item, str("emit_C")), make_pair(bound_to->parent, str("emit_C")))
}
// bound_to might have changed from binding
resolve_type(get_type(t))
if !is_type_def(get_ast_binding(t)) {
resolve_type(get_type(t))
}
}
ast::_identifier(p) resolve_type(get_type(t))
ast::_function(p) resolve_type(get_type(t))
@@ -930,7 +947,8 @@ fun parse_type_helper(syntax: *tree<symbol>, declared_template_types: ref map<st
var ident_str = concat(ident)
var template_inst = get_node("template_inst", syntax)
if (template_inst != null<tree<symbol>>()) {
return binding_p(type::_obj(make_ast_binding(ident_str + "<somin>")))
var inst_with = get_nodes("type", template_inst).map(fun(s: *tree<symbol>): *binding<type> { return parse_type(s, declared_template_types); })
return binding_p(type::_obj(make_ast_binding(ident_str, inst_with)))
} else {
if (declared_template_types.contains_key(ident_str))
return declared_template_types[ident_str]
@@ -1024,30 +1042,53 @@ fun syntax_to_ast(file_name: str, syntax: *tree<symbol>, import_paths: ref vec<s
} else if (syntax->data.name == "typed_parameter")
return _identifier(concat(get_node("identifier", syntax)), parse_type(get_node("type", syntax), declared_template_types))
else if (syntax->data.name == "type_def") {
var n = _type_def(concat(get_node("identifier", syntax)),
get_nodes("declaration_statement", syntax).map(fun(x: *tree<symbol>): *tree<ast> return syntax_to_ast_helper(x, declared_template_types);))
var template = get_node("template_dec", syntax)
if (template == null<tree<symbol>>()) {
return n
var new_template_type_map = map<str, *binding<type>>()
var with_added_declared_template_types = declared_template_types
if (template != null<tree<symbol>>()) {
get_nodes("template_param", template).for_each(fun(p: *tree<symbol>) {
var key = concat(p)
var value = binding_p(type::_template_placeholder())
new_template_type_map[key] = value
with_added_declared_template_types[key] = value
})
}
var n = _type_def(concat(get_node("identifier", syntax)),
get_nodes("declaration_statement", syntax).map(fun(x: *tree<symbol>): *tree<ast> return syntax_to_ast_helper(x, with_added_declared_template_types);))
if (new_template_type_map.size() > 0) {
return _template(n->data._type_def, new_template_type_map, vec(n))
} else {
/*return _template(n->data._type_def, from_vector(get_nodes("template_param", template).map(concat)), vec(n))*/
error("implement me")
return n
}
} else if (syntax->data.name == "adt_def") {
var template = get_node("template_dec", syntax)
var new_template_type_map = map<str, *binding<type>>()
var with_added_declared_template_types = declared_template_types
if (template != null<tree<symbol>>()) {
get_nodes("template_param", template).for_each(fun(p: *tree<symbol>) {
var key = concat(p)
var value = binding_p(type::_template_placeholder())
new_template_type_map[key] = value
with_added_declared_template_types[key] = value
})
}
var n = _adt_def(concat(get_node("identifier", syntax)),
get_nodes("adt_option", syntax).map(fun(s: *tree<symbol>): *tree<ast> {
var option_type = get_node("type", s)
if (option_type != null<tree<symbol>>())
return _identifier(concat(get_node("identifier", s)), parse_type(option_type, declared_template_types))
return _identifier(concat(get_node("identifier", s)), parse_type(option_type, with_added_declared_template_types))
else
return _identifier(concat(get_node("identifier", s)), binding_p(type::_void()))
}))
var template = get_node("template_dec", syntax)
if (template == null<tree<symbol>>()) {
return n
if (new_template_type_map.size() > 0) {
return _template(n->data._adt_def, new_template_type_map, vec(n))
} else {
/*return _template(n->data._adt_def, from_vector(get_nodes("template_param", template).map(concat)), vec(n))*/
error("implement me")
return n
}
} else if (syntax->data.name == "statement")
return syntax_to_ast_helper(syntax->children[0], declared_template_types)

2
krakenGrammer.kgm
View File

@@ -95,7 +95,7 @@ adt_def = adt_nonterm WS identifier WS "{" WS adt_option_list WS "}" | adt_nonte
adt_option_list = adt_option | adt_option WS "," WS adt_option_list ;
adt_option = identifier | identifier WS dec_type ;
if_statement = "if" WS boolean_expression WS statement | "if" WS "\(" WS boolean_expression WS "\)" WS statement WS "else" WS statement ;
if_statement = "if" WS boolean_expression WS statement | "if" WS boolean_expression WS statement WS "else" WS statement ;
match_statement = "match" WS "\(" WS boolean_expression WS "\)" WS "{" WS case_statement_list WS "}" ;
case_statement_list = case_statement WS case_statement_list | case_statement ;