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Gradually adding support for all features

This commit is contained in:
Pavel Shevaev 2022-12-08 16:21:04 +03:00
parent 6835969037
commit e9b7dbf1fa
2 changed files with 85 additions and 1 deletions
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68
src/codegen.inc.php
View File

@ -96,6 +96,12 @@ function _add_twig_support(\Twig\Environment $twig)
return $opts;
}
));
$twig->addFunction(new \Twig\TwigFunction('field_reset',
function($name, $type, $tokens)
{
return field_reset($name, $type, $tokens);
}
));
$twig->addFunction(new \Twig\TwigFunction('buf2var',
function($name, $fname, $type, $buf, $tokens, $is_ptr)
{
@ -201,6 +207,68 @@ function builtin_type_prefix(\mtgBuiltinType $type)
}
}
function field_reset($name, \mtgType $type, array $tokens)
{
$str = '';
if($type instanceof \mtgBuiltinType)
{
if($type->isNumeric())
{
if(array_key_exists('default', $tokens) && is_numeric($tokens['default']))
$str .= "self.$name = ".$tokens['default'];
else
$str .= " self.$name = 0";
}
else if($type->isString())
{
if(array_key_exists('default', $tokens))
$str .= "self.$name = ".$tokens['default'];
else
$str .= "self.$name = \"\"";
}
else if($type->isBool())
{
if(array_key_exists('default', $tokens))
$str .= "self.$name = ".$tokens['default'];
else
$str .= "self.$name = false";
}
else if($type->isBlob())
{
if(array_key_exists('default', $tokens))
$str .= "self.$name = ".$tokens['default'];
else
$str .= "self.$name = nil";
}
else
throw new Exception("Unknown type '$type'");
}
else if($type instanceof \mtgArrType)
{
$str = "if self.$name == nil { \nself.$name = make(".go_type($field->getType(), $field->getTokens()).",0) \n}\n ";
$str .= "self.$name = self.{$name}[0:0]";
}
else if($type instanceof \mtgMetaEnum)
{
if(array_key_exists('default', $tokens))
$str = "self.$name = ".go_type($field->getType(), $field->getTokens())."_".trim($tokens['default'], '"');
else
$str = "self.$name = 0";
}
else if($type instanceof \mtgMetaStruct)
{
$is_virtual = array_key_exists("virtual", $tokens);
if($is_virtual)
$str .= "self.$name = New".ltrim(go_type($field->getType(), $field->getTokens()),'I')."() ";
else
$str .= "self.$name.Reset()";
}
else
throw new Exception("Unknown type '$type'");
return $str;
}
function buf2var($name, $fname, \mtgType $type, $buf, array $tokens = array(), $is_ptr = false)
{
$str = '';

18
tpl/macro.twig
View File

@ -70,7 +70,7 @@ func New{{o.name}}() *{{o.name}} {
return item
}
func (self *{{o.name}}) Reset() {
%fields_reset%
{{_self.struct_reset_fields(o)}}
}
func (self *{{o.name}}) Read(reader meta.Reader) error {
return meta.ReadStruct(reader, self, "")
@ -132,6 +132,22 @@ fieldsMask meta.FieldsMask //@bitfields support
{% endmacro %}
{% macro struct_reset_fields(o) %}
{%- if o.parent ~%}
self.{{o.parent.name}}.Reset()
{%- endif ~%}
{%- for f in o.fields ~%}
{{field_reset(f.name|ucfirst, f.type, f.tokens)}}
{%- endfor ~%}
{%if has_token(o, 'bitfields') %}
self.fieldsMask = meta.FieldsMask{}
{%- endif ~%}
{% endmacro %}
{% macro struct_read_fields(o) %}
{%if has_token(o, 'bitfields') %}