public override ABnfGuessError GuessTypes(out List <ABnfGuess> guess_list)
{
if (m_element.GetOpNewStat() != null)
{
return(m_element.GetOpNewStat().GuessTypes(out guess_list));
}
else if (m_element.GetOpNewListStat() != null)
{
return(m_element.GetOpNewListStat().GuessTypes(out guess_list));
}
else if (m_element.GetValueOpStat() != null)
{
return(ALittleScriptOp.GuessTypes(m_element.GetValueOpStat(), out guess_list));
}
else if (m_element.GetBindStat() != null)
{
return(m_element.GetBindStat().GuessTypes(out guess_list));
}
else if (m_element.GetTcallStat() != null)
{
return(m_element.GetTcallStat().GuessTypes(out guess_list));
}
else if (m_element.GetOp2Stat() != null)
{
guess_list = new List <ABnfGuess>();
var error = ALittleScriptOp.GuessType(m_element.GetOp2Stat(), out ABnfGuess guess);
if (error != null)
{
return(error);
}
guess_list.Add(guess);
return(null);
}
guess_list = new List <ABnfGuess>();
return(null);
}
public override ABnfGuessError CheckError()
{
var src_map = new Dictionary <string, ALittleScriptGuessTemplate>();
var fill_map = new Dictionary <string, ABnfGuess>();
var error = CheckTemplateMap(src_map, fill_map, out ALittleScriptGuessFunctor pre_type_functor);
if (error != null)
{
return(error);
}
if (pre_type_functor == null)
{
return(new ABnfGuessError(m_element, "括号前面必须是函数"));
}
// 检查填写的和函数定义的参数是否一致
var value_stat_list = m_element.GetValueStatList();
for (int i = 0; i < value_stat_list.Count; ++i)
{
var value_stat = value_stat_list[i];
error = ALittleScriptUtility.CalcReturnCount(value_stat, out int return_count, out _);
if (error != null)
{
return(error);
}
if (return_count != 1)
{
return(new ABnfGuessError(value_stat, "表达式必须只能是一个返回值"));
}
error = value_stat.GuessType(out ABnfGuess guess);
if (error != null)
{
return(error);
}
// 如果参数返回的类型是tail，那么就可以不用检查
if (guess is ALittleScriptGuessReturnTail)
{
continue;
}
if (i >= pre_type_functor.param_list.Count)
{
// 如果有参数占位符，那么就直接跳出，不检查了
// 如果没有，就表示超过参数数量了
if (pre_type_functor.param_tail != null)
{
break;
}
else
{
return(new ABnfGuessError(m_element, "该函数调用需要" + pre_type_functor.param_list.Count + "个参数，而不是" + value_stat_list.Count + "个"));
}
}
error = ALittleScriptOp.GuessTypeEqual(pre_type_functor.param_list[i], value_stat, guess, false, false);
if (error != null)
{
return(new ABnfGuessError(value_stat, "第" + (i + 1) + "个参数类型和函数定义的参数类型不同:" + error.GetError()));
}
}
// 如果参数数量不足以填充
if (value_stat_list.Count < pre_type_functor.param_list.Count)
{
// 不足的部分，参数必须都是nullable
for (int i = value_stat_list.Count; i < pre_type_functor.param_nullable_list.Count; ++i)
{
if (!pre_type_functor.param_nullable_list[i])
{
// 计算至少需要的参数个数
int count = pre_type_functor.param_nullable_list.Count;
for (int j = pre_type_functor.param_nullable_list.Count - 1; j >= 0; --j)
{
if (pre_type_functor.param_nullable_list[j])
{
--count;
}
else
{
break;
}
}
return(new ABnfGuessError(m_element, "该函数调用至少需要" + count + "个参数，而不是" + value_stat_list.Count + "个"));
}
}
}
// 检查这个函数是不是await
if (pre_type_functor.await_modifier)
{
// 检查这次所在的函数必须要有await或者async修饰
error = ALittleScriptUtility.CheckInvokeAwait(m_element);
if (error != null)
{
return(error);
}
}
return(null);
}
private ABnfGuessError CheckTemplateMap(Dictionary <string, ALittleScriptGuessTemplate> src_map, Dictionary <string, ABnfGuess> fill_map, out ALittleScriptGuessFunctor guess)
{
guess = null;
var error = GuessPreType(out ABnfGuess pre_type);
if (error != null)
{
return(error);
}
if (pre_type == null)
{
return(null);
}
// 如果需要处理
if (!(pre_type is ALittleScriptGuessFunctor))
{
return(null);
}
ALittleScriptGuessFunctor pre_type_functor = (ALittleScriptGuessFunctor)pre_type;
var value_stat_list = m_element.GetValueStatList();
if (pre_type_functor.param_list.Count < value_stat_list.Count && pre_type_functor.param_tail == null)
{
return(new ABnfGuessError(m_element, "函数调用最多需要" + pre_type_functor.param_list.Count + "个参数,不能是:" + value_stat_list.Count + "个"));
}
// 检查模板参数
if (pre_type_functor.template_param_list.Count > 0)
{
foreach (var template_param in pre_type_functor.template_param_list)
{
if (src_map.ContainsKey(template_param.GetValue()))
{
src_map.Remove(template_param.GetValue());
}
src_map.Add(template_param.GetValue(), template_param);
}
var method_template = m_element.GetPropertyValueMethodTemplate();
if (method_template != null)
{
var all_type_list = method_template.GetAllTypeList();
if (all_type_list.Count > pre_type_functor.template_param_list.Count)
{
return(new ABnfGuessError(m_element, "函数调用最多需要" + pre_type_functor.template_param_list.Count + "个模板参数,不能是:" + all_type_list.Count + "个"));
}
for (int i = 0; i < all_type_list.Count; ++i)
{
error = all_type_list[i].GuessType(out ABnfGuess all_type_guess);
if (error != null)
{
return(error);
}
error = ALittleScriptOp.GuessTypeEqual(pre_type_functor.template_param_list[i], all_type_list[i], all_type_guess, false, false);
if (error != null)
{
return(error);
}
var key = pre_type_functor.template_param_list[i].GetValueWithoutConst();
if (fill_map.ContainsKey(key))
{
fill_map.Remove(key);
}
if (all_type_guess.is_const)
{
all_type_guess = all_type_guess.Clone(); all_type_guess.is_const = false; all_type_guess.UpdateValue();
}
fill_map.Add(key, all_type_guess);
}
}
// 根据填充的参数来分析以及判断
for (int i = 0; i < value_stat_list.Count; ++i)
{
var value_stat = value_stat_list[i];
error = value_stat.GuessType(out ABnfGuess value_stat_guess);
if (error != null)
{
return(error);
}
// 如果参数返回的类型是tail，那么就可以不用检查
if (value_stat_guess is ALittleScriptGuessReturnTail)
{
continue;
}
if (i >= pre_type_functor.param_list.Count)
{
break;
}
// 逐个分析，并且填充模板
error = AnalysisTemplate(fill_map, pre_type_functor.param_list[i], value_stat, value_stat_guess, false);
if (error != null)
{
return(error);
}
}
// 判断如果还未有模板解析，就报错
foreach (var pair in src_map)
{
if (!fill_map.ContainsKey(pair.Key))
{
return(new ABnfGuessError(m_element, pair.Key + "模板无法解析"));
}
}
}
guess = pre_type_functor;
return(null);
}
private ABnfGuessError AnalysisTemplate(Dictionary <string, ABnfGuess> fill_map, ABnfGuess left_guess, ABnfElement right_src, ABnfGuess right_guess, bool assign_or_call)
{
// 如果值等于null，那么可以赋值
if (right_guess.GetValue() == "null")
{
return(null);
}
// const是否可以赋值给非const
if (assign_or_call)
{
if (left_guess.is_const && !right_guess.is_const)
{
return(new ABnfGuessError(right_src, "要求是" + left_guess.GetValue() + ", 不能是:" + right_guess.GetValue()));
}
}
else
{
// 如果不是基本变量类型（排除any），基本都是值传递，函数调用时就不用检查const
if (!(left_guess is ALittleScriptGuessPrimitive) || left_guess.GetValueWithoutConst() == "any")
{
if (!left_guess.is_const && right_guess.is_const)
{
return(new ABnfGuessError(right_src, "要求是" + left_guess.GetValue() + ", 不能是:" + right_guess.GetValue()));
}
}
}
// 如果任何一方是any，那么就认为可以相等
if (left_guess is ALittleScriptGuessAny)
{
return(null);
}
if (left_guess is ALittleScriptGuessPrimitive ||
left_guess is ALittleScriptGuessStruct)
{
return(ALittleScriptOp.GuessTypeEqual(left_guess, right_src, right_guess, assign_or_call, false));
}
if (left_guess is ALittleScriptGuessMap)
{
if (!(right_guess is ALittleScriptGuessMap))
{
return(new ABnfGuessError(right_src, "要求是" + left_guess.GetValue() + ",不能是:" + right_guess.GetValue()));
}
var error = AnalysisTemplate(fill_map, ((ALittleScriptGuessMap)left_guess).key_type, right_src, ((ALittleScriptGuessMap)right_guess).key_type, false);
if (error != null)
{
return(new ABnfGuessError(right_src, "要求是" + left_guess.GetValue() + ",不能是:" + right_guess.GetValue()));
}
error = AnalysisTemplate(fill_map, ((ALittleScriptGuessMap)left_guess).value_type, right_src, ((ALittleScriptGuessMap)right_guess).value_type, false);
if (error != null)
{
return(new ABnfGuessError(right_src, "要求是" + left_guess.GetValue() + ",不能是:" + right_guess.GetValue()));
}
return(null);
}
if (left_guess is ALittleScriptGuessList)
{
if (!(right_guess is ALittleScriptGuessList))
{
return(new ABnfGuessError(right_src, "要求是" + left_guess.GetValue() + ",不能是:" + right_guess.GetValue()));
}
var error = AnalysisTemplate(fill_map, ((ALittleScriptGuessList)left_guess).sub_type, right_src, ((ALittleScriptGuessList)right_guess).sub_type, false);
if (error != null)
{
return(new ABnfGuessError(right_src, "要求是" + left_guess.GetValue() + ",不能是:" + right_guess.GetValue()));
}
return(null);
}
if (left_guess is ALittleScriptGuessFunctor)
{
if (!(right_guess is ALittleScriptGuessFunctor))
{
return(new ABnfGuessError(right_src, "要求是" + left_guess.GetValue() + ",不能是:" + right_guess.GetValue()));
}
ALittleScriptGuessFunctor left_guess_functor = (ALittleScriptGuessFunctor)left_guess;
ALittleScriptGuessFunctor right_guess_functor = (ALittleScriptGuessFunctor)right_guess;
if (left_guess_functor.param_list.Count != right_guess_functor.param_list.Count ||
left_guess_functor.param_nullable_list.Count != right_guess_functor.param_nullable_list.Count ||
left_guess_functor.return_list.Count != right_guess_functor.return_list.Count ||
left_guess_functor.template_param_list.Count != right_guess_functor.template_param_list.Count ||
left_guess_functor.await_modifier != right_guess_functor.await_modifier ||
left_guess_functor.proto == null && right_guess_functor.proto != null ||
left_guess_functor.proto != null && right_guess_functor.proto == null ||
(left_guess_functor.proto != null && left_guess_functor.proto != right_guess_functor.proto) ||
left_guess_functor.param_tail == null && right_guess_functor.param_tail != null ||
left_guess_functor.param_tail != null && right_guess_functor.param_tail == null ||
left_guess_functor.return_tail == null && right_guess_functor.return_tail != null ||
left_guess_functor.return_tail != null && right_guess_functor.return_tail == null
)
{
return(new ABnfGuessError(right_src, "要求是" + left_guess.GetValue() + ",不能是:" + right_guess.GetValue()));
}
for (int i = 0; i < left_guess_functor.template_param_list.Count; ++i)
{
var error = AnalysisTemplate(fill_map, left_guess_functor.template_param_list[i], right_src, right_guess_functor.template_param_list[i], false);
if (error != null)
{
return(error);
}
}
for (int i = 0; i < left_guess_functor.param_list.Count; ++i)
{
var error = AnalysisTemplate(fill_map, left_guess_functor.param_list[i], right_src, right_guess_functor.param_list[i], false);
if (error != null)
{
return(error);
}
}
for (int i = 0; i < left_guess_functor.param_nullable_list.Count; ++i)
{
if (left_guess_functor.param_nullable_list[i] != right_guess_functor.param_nullable_list[i])
{
return(new ABnfGuessError(right_src, "要求是" + left_guess.GetValue() + ",不能是:" + right_guess.GetValue()));
}
}
for (int i = 0; i < left_guess_functor.return_list.Count; ++i)
{
var error = AnalysisTemplate(fill_map, left_guess_functor.return_list[i], right_src, right_guess_functor.return_list[i], false);
if (error != null)
{
return(error);
}
}
return(null);
}
if (left_guess is ALittleScriptGuessClass)
{
if (right_guess is ALittleScriptGuessTemplate)
{
right_guess = (right_guess as ALittleScriptGuessTemplate).template_extends;
}
if (!(right_guess is ALittleScriptGuessClass))
{
return(new ABnfGuessError(right_src, "要求是" + left_guess.GetValue() + ",不能是:" + right_guess.GetValue()));
}
if (left_guess.GetValue() == right_guess.GetValue())
{
return(null);
}
var error = ALittleScriptUtility.IsClassSuper((left_guess as ALittleScriptGuessClass).class_dec, right_guess.GetValue(), out bool result);
if (error != null)
{
return(error);
}
if (result)
{
return(null);
}
error = ALittleScriptUtility.IsClassSuper((right_guess as ALittleScriptGuessClass).class_dec, left_guess.GetValue(), out result);
if (error != null)
{
return(error);
}
if (result)
{
return(null);
}
return(new ABnfGuessError(right_src, "要求是" + left_guess.GetValue() + ",不能是:" + right_guess.GetValue()));
}
if (left_guess is ALittleScriptGuessTemplate)
{
var left_guess_template = left_guess as ALittleScriptGuessTemplate;
// 查看模板是否已经被填充，那么就按填充的检查
if (fill_map.TryGetValue(left_guess_template.GetValue(), out ABnfGuess fill_guess))
{
return(ALittleScriptOp.GuessTypeEqual(fill_guess, right_src, right_guess, false, false));
}
// 处理还未填充
if (left_guess_template.template_extends != null)
{
var error = AnalysisTemplate(fill_map, left_guess_template.template_extends, right_src, right_guess, false);
if (error != null)
{
return(error);
}
if (right_guess.is_const)
{
right_guess = right_guess.Clone(); right_guess.is_const = false; right_guess.UpdateValue();
}
fill_map.Add(left_guess_template.GetValueWithoutConst(), right_guess);
return(null);
}
else if (left_guess_template.is_class)
{
if (right_guess is ALittleScriptGuessClass)
{
if (right_guess.is_const)
{
right_guess = right_guess.Clone(); right_guess.is_const = false; right_guess.UpdateValue();
}
fill_map.Add(left_guess_template.GetValueWithoutConst(), right_guess);
return(null);
}
else if (right_guess is ALittleScriptGuessTemplate)
{
var right_guess_template = right_guess as ALittleScriptGuessTemplate;
if (right_guess_template.template_extends is ALittleScriptGuessClass || right_guess_template.is_class)
{
if (right_guess.is_const)
{
right_guess = right_guess.Clone(); right_guess.is_const = false; right_guess.UpdateValue();
}
fill_map.Add(right_guess_template.GetValueWithoutConst(), right_guess);
return(null);
}
}
return(new ABnfGuessError(right_src, "要求是" + left_guess.GetValue() + ",不能是:" + right_guess.GetValue()));
}
else if (left_guess_template.is_struct)
{
if (right_guess is ALittleScriptGuessStruct)
{
if (right_guess.is_const)
{
right_guess = right_guess.Clone(); right_guess.is_const = false; right_guess.UpdateValue();
}
fill_map.Add(left_guess_template.GetValueWithoutConst(), right_guess);
return(null);
}
else if (right_guess is ALittleScriptGuessTemplate)
{
var right_guess_template = right_guess as ALittleScriptGuessTemplate;
if (right_guess_template.template_extends is ALittleScriptGuessStruct || right_guess_template.is_struct)
{
if (right_guess.is_const)
{
right_guess = right_guess.Clone(); right_guess.is_const = false; right_guess.UpdateValue();
}
fill_map.Add(left_guess_template.GetValue(), right_guess);
return(null);
}
}
return(new ABnfGuessError(right_src, "要求是" + left_guess.GetValue() + ",不能是:" + right_guess.GetValue()));
}
if (right_guess.is_const)
{
right_guess = right_guess.Clone(); right_guess.is_const = false; right_guess.UpdateValue();
}
fill_map.Add(left_guess_template.GetValueWithoutConst(), right_guess);
return(null);
}
return(new ABnfGuessError(right_src, "要求是" + left_guess.GetValue() + ",不能是:" + right_guess.GetValue()));
}
public override ABnfGuessError CheckError()
{
var value_stat = m_element.GetValueStat();
if (value_stat == null)
{
return(null);
}
var pair_dec_list = m_element.GetVarAssignDecList();
if (pair_dec_list.Count == 0)
{
return(null);
}
// 如果返回值只有一个函数调用
if (pair_dec_list.Count > 1)
{
// 获取右边表达式的
var guess_error = value_stat.GuessTypes(out List <ABnfGuess> method_call_guess_list);
if (guess_error != null)
{
return(guess_error);
}
if (method_call_guess_list.Count == 0)
{
return(new ABnfGuessError(value_stat, "调用的函数没有返回值"));
}
bool has_tail = method_call_guess_list[method_call_guess_list.Count - 1] is ALittleScriptGuessReturnTail;
if (has_tail)
{
// 不需要检查
}
else
{
if (method_call_guess_list.Count < pair_dec_list.Count)
{
return(new ABnfGuessError(value_stat, "调用的函数返回值数量少于定义的变量数量"));
}
}
for (int i = 0; i < pair_dec_list.Count; ++i)
{
var pair_dec = pair_dec_list[i];
if (i >= method_call_guess_list.Count)
{
break;
}
if (method_call_guess_list[i] is ALittleScriptGuessReturnTail)
{
break;
}
guess_error = pair_dec.GuessType(out ABnfGuess pair_dec_guess);
if (guess_error != null)
{
return(guess_error);
}
guess_error = ALittleScriptOp.GuessTypeEqual(pair_dec_guess, value_stat, method_call_guess_list[i], true, false);
if (guess_error != null)
{
return(new ABnfGuessError(value_stat, "等号左边的第" + (i + 1) + "个变量数量和函数定义的返回值类型不相等:" + guess_error.GetError()));
}
}
return(null);
}
var error = pair_dec_list[0].GuessType(out ABnfGuess pair_guess);
if (error != null)
{
return(error);
}
error = value_stat.GuessType(out ABnfGuess value_guess);
if (error != null)
{
return(error);
}
error = ALittleScriptOp.GuessTypeEqual(pair_guess, value_stat, value_guess, true, false);
if (error != null)
{
return(new ABnfGuessError(error.GetElement(), "等号左边的变量和表达式的类型不同:" + error.GetError()));
}
return(null);
}
public override ABnfGuessError GuessTypes(out List <ABnfGuess> guess_list)
{
guess_list = new List <ABnfGuess>();
if (m_key.Length == 0)
{
return(new ABnfGuessError(m_element, "找不到指定类型, namespace:" + m_namespace_name + ", key:" + m_key));
}
var custom_type_template = m_custom_type.GetCustomTypeTemplate();
{
var dec_list = ALittleScriptIndex.inst.FindALittleNameDecList(
ALittleScriptUtility.ABnfElementType.USING_NAME, m_element.GetFile(), m_namespace_name, m_key, true);
foreach (var dec in dec_list)
{
var error = dec.GuessType(out ABnfGuess guess);
if (error != null)
{
return(error);
}
guess_list.Add(guess);
}
if (dec_list.Count > 0 && custom_type_template != null && custom_type_template.GetAllTypeList().Count > 0)
{
return(new ABnfGuessError(m_element, "使用using定义的类不能再使用模板参数, namespace:" + m_namespace_name + ", key:" + m_key));
}
}
{
// 根据名字获取对应的类
var dec_list = ALittleScriptIndex.inst.FindALittleNameDecList(
ALittleScriptUtility.ABnfElementType.CLASS_NAME, m_element.GetFile(), m_namespace_name, m_key, true);
// 获取模板的填充对象，并计算类型
var src_guess_list = new List <ABnfGuess>();
List <ALittleScriptAllTypeElement> template_list;
if (custom_type_template != null)
{
template_list = custom_type_template.GetAllTypeList();
foreach (var all_type in template_list)
{
var error = all_type.GuessType(out ABnfGuess all_type_guess);
if (error != null)
{
return(error);
}
src_guess_list.Add(all_type_guess);
}
}
else
{
template_list = new List <ALittleScriptAllTypeElement>();
}
// 遍历所有的类
foreach (var dec in dec_list)
{
// 获取dec的类型
var error = dec.GuessType(out ABnfGuess guess);
if (error != null)
{
return(error);
}
var guess_class = guess as ALittleScriptGuessClass;
if (guess_class == null)
{
return(new ABnfGuessError(m_element, "模板参数数量和类定义的不一致, namespace:" + m_namespace_name + ", key:" + m_key));
}
// 类模板列表的参数数量必须和填充的一致
if (template_list.Count != guess_class.template_list.Count)
{
return(new ABnfGuessError(m_element, "模板参数数量和类定义的不一致, namespace:" + m_namespace_name + ", key:" + m_key));
}
// 对比两种
for (int i = 0; i < template_list.Count; ++i)
{
error = ALittleScriptOp.GuessTypeEqual(guess_class.template_list[i], template_list[i], src_guess_list[i], false, false);
if (error != null)
{
return(error);
}
}
if (guess_class.template_list.Count > 0)
{
var src_class_dec = guess_class.class_dec;
var src_class_name_dec = src_class_dec.GetClassNameDec();
if (src_class_name_dec == null)
{
return(new ABnfGuessError(m_custom_type, "类模板没有定义类名"));
}
var info = new ALittleScriptGuessClass(ALittleScriptUtility.GetNamespaceName(src_class_dec),
src_class_name_dec.GetElementText(),
guess_class.class_dec, guess_class.using_name, guess_class.is_const, guess_class.is_native);
info.template_list.AddRange(guess_class.template_list);
for (int i = 0; i < guess_class.template_list.Count; ++i)
{
if (info.template_map.ContainsKey(guess_class.template_list[i].GetValueWithoutConst()))
{
info.template_map.Remove(guess_class.template_list[i].GetValueWithoutConst());
}
info.template_map.Add(guess_class.template_list[i].GetValueWithoutConst(), src_guess_list[i]);
}
info.UpdateValue();
guess = info;
}
guess_list.Add(guess);
}
}
{
var class_dec = GetClassDec();
if (class_dec != null)
{
var dec_list = new List <ABnfElement>();
ALittleScriptIndex.inst.FindClassAttrList(class_dec, ALittleScriptUtility.sAccessPrivateAndProtectedAndPublic, ALittleScriptUtility.ClassAttrType.TEMPLATE, m_key, dec_list);
// 不能再静态函数中使用模板定义
if (dec_list.Count > 0 && ALittleScriptUtility.IsInClassStaticMethod(m_element))
{
return(new ABnfGuessError(m_element, "类静态函数不能使用模板符号"));
}
foreach (var dec in dec_list)
{
var error = dec.GuessType(out ABnfGuess guess);
if (error != null)
{
return(error);
}
guess_list.Add(guess);
}
}
}
{
var template_dec = GetMethodTemplateDec();
if (template_dec != null)
{
var pair_dec_list = template_dec.GetTemplatePairDecList();
foreach (var dec in pair_dec_list)
{
var name_dec = dec.GetTemplateNameDec();
if (name_dec == null)
{
continue;
}
if (name_dec.GetElementText() == m_key)
{
var error = dec.GuessType(out ABnfGuess guess);
if (error != null)
{
return(error);
}
guess_list.Add(guess);
}
}
}
}
{
var dec_list = ALittleScriptIndex.inst.FindALittleNameDecList(
ALittleScriptUtility.ABnfElementType.STRUCT_NAME, m_element.GetFile(), m_namespace_name, m_key, true);
foreach (var dec in dec_list)
{
var error = dec.GuessType(out ABnfGuess guess);
if (error != null)
{
return(error);
}
guess_list.Add(guess);
}
}
{
var dec_list = ALittleScriptIndex.inst.FindALittleNameDecList(
ALittleScriptUtility.ABnfElementType.ENUM_NAME, m_element.GetFile(), m_namespace_name, m_key, true);
foreach (var dec in dec_list)
{
var error = dec.GuessType(out ABnfGuess guess);
if (error != null)
{
return(error);
}
guess_list.Add(guess);
}
}
if (m_element is ALittleScriptCustomTypeElement)
{
var dec_list = ALittleScriptIndex.inst.FindNamespaceNameDecList(m_key);
foreach (var dec in dec_list)
{
var error = dec.Value.GuessType(out ABnfGuess guess);
if (error != null)
{
return(error);
}
guess_list.Add(guess);
}
}
if (guess_list.Count == 0)
{
return(new ABnfGuessError(m_element, "找不到指定类型, namespace:" + m_namespace_name + ", key:" + m_key));
}
return(null);
}
public override ABnfGuessError CheckError()
{
var property_value_list = m_element.GetPropertyValueList();
var value_stat = m_element.GetValueStat();
if (value_stat == null)
{
if (property_value_list.Count != 1)
{
return(new ABnfGuessError(m_element, "没有赋值表达式时，只能是一个函数调用"));
}
var property_value = property_value_list[0];
var suffix_list = property_value.GetPropertyValueSuffixList();
if (suffix_list.Count == 0)
{
return(new ABnfGuessError(m_element, "没有赋值表达式时，只能是一个函数调用"));
}
var suffix = suffix_list[suffix_list.Count - 1];
if (suffix.GetPropertyValueMethodCall() == null)
{
return(new ABnfGuessError(m_element, "没有赋值表达式时，只能是一个函数调用"));
}
return(null);
}
if (property_value_list.Count == 0)
{
return(null);
}
// 如果返回值只有一个函数调用
if (property_value_list.Count > 1)
{
if (value_stat == null)
{
return(new ABnfGuessError(m_element, "调用的函数没有返回值"));
}
// 获取右边表达式的
var guess_error = value_stat.GuessTypes(out List <ABnfGuess> method_call_guess_list);
if (guess_error != null)
{
return(guess_error);
}
if (method_call_guess_list.Count == 0)
{
return(new ABnfGuessError(value_stat, "调用的函数没有返回值"));
}
bool hasTail = method_call_guess_list[method_call_guess_list.Count - 1] is ALittleScriptGuessReturnTail;
if (hasTail)
{
// 不做检查
}
else
{
if (method_call_guess_list.Count < property_value_list.Count)
{
return(new ABnfGuessError(value_stat, "调用的函数返回值数量少于定义的变量数量"));
}
}
for (int i = 0; i < property_value_list.Count; ++i)
{
var pair_dec = property_value_list[i];
if (i >= method_call_guess_list.Count)
{
break;
}
if (method_call_guess_list[i] is ALittleScriptGuessReturnTail)
{
break;
}
guess_error = pair_dec.GuessType(out ABnfGuess pair_dec_guess);
if (guess_error != null)
{
return(guess_error);
}
guess_error = ALittleScriptOp.GuessTypeEqual(pair_dec_guess, value_stat, method_call_guess_list[i], true, false);
if (guess_error != null)
{
return(new ABnfGuessError(value_stat, "等号左边的第" + (i + 1) + "个变量数量和函数定义的返回值类型不相等:" + guess_error.GetError()));
}
}
return(null);
}
var op_assign = m_element.GetOpAssign();
if (op_assign == null)
{
return(new ABnfGuessError(m_element, "没有赋值符号"));
}
string op_string = op_assign.GetElementText();
var error = property_value_list[0].GuessType(out ABnfGuess pair_guess);
if (error != null)
{
return(error);
}
error = value_stat.GuessType(out ABnfGuess value_guess);
if (error != null)
{
return(error);
}
if (pair_guess is ALittleScriptGuessTemplate)
{
if (pair_guess.GetValue() != value_guess.GetValue() && value_guess.GetValue() != "null")
{
return(new ABnfGuessError(value_stat, "等号左边的变量和表达式的类型不同"));
}
}
if (op_string == "=")
{
error = ALittleScriptOp.GuessTypeEqual(pair_guess, value_stat, value_guess, true, false);
if (error != null)
{
return(new ABnfGuessError(error.GetElement(), "等号左边的变量和表达式的类型不同:" + error.GetError()));
}
}
else
{
error = ALittleScriptUtility.CalcReturnCount(value_stat, out int return_count, out _);
if (error != null)
{
return(error);
}
if (return_count != 1)
{
return(new ABnfGuessError(value_stat, op_string + "右边必须只能是一个返回值"));
}
if (pair_guess.is_const)
{
return(new ABnfGuessError(property_value_list[0], "const类型不能使用" + op_string + "运算符"));
}
if (!(pair_guess is ALittleScriptGuessInt) && !(pair_guess is ALittleScriptGuessDouble) && !(pair_guess is ALittleScriptGuessLong))
{
return(new ABnfGuessError(property_value_list[0], op_string + "左边必须是int, double, long"));
}
if (!(value_guess is ALittleScriptGuessInt) && !(value_guess is ALittleScriptGuessDouble) && !(value_guess is ALittleScriptGuessLong))
{
return(new ABnfGuessError(value_stat, op_string + "右边必须是int, double, long"));
}
}
return(null);
}
public override ABnfGuessError CheckError()
{
var value_stat_list = m_element.GetValueStatList();
if (value_stat_list.Count == 0)
{
return(new ABnfGuessError(m_element, "tcall表达式不能没有参数"));
}
// 第一个参数必须是函数
var value_stat = value_stat_list[0];
var error = ALittleScriptUtility.CalcReturnCount(value_stat, out int return_count, out _);
if (error != null)
{
return(error);
}
if (return_count != 1)
{
return(new ABnfGuessError(value_stat, "表达式必须只能是一个返回值"));
}
error = value_stat.GuessType(out ABnfGuess guess);
if (error != null)
{
return(error);
}
if (!(guess is ALittleScriptGuessFunctor))
{
return(new ABnfGuessError(value_stat, "tcall表达式第一个参数必须是一个函数"));
}
var guess_functor = guess as ALittleScriptGuessFunctor;
if (guess_functor.template_param_list.Count > 0)
{
return(new ABnfGuessError(value_stat, "tcall表达式要绑定的函数不能有模板定义"));
}
// 后面跟的参数数量不能超过这个函数的参数个数
if (value_stat_list.Count - 1 > guess_functor.param_list.Count)
{
if (guess_functor.param_tail == null)
{
return(new ABnfGuessError(m_element, "tcall表达式参数太多了"));
}
}
// 遍历所有的表达式，看下是否符合
for (int i = 1; i < value_stat_list.Count; ++i)
{
if (i - 1 >= guess_functor.param_list.Count)
{
break;
}
var param_guess = guess_functor.param_list[i - 1];
var param_value_stat = value_stat_list[i];
error = ALittleScriptUtility.CalcReturnCount(param_value_stat, out return_count, out _);
if (error != null)
{
return(error);
}
if (return_count != 1)
{
return(new ABnfGuessError(param_value_stat, "表达式必须只能是一个返回值"));
}
error = param_value_stat.GuessType(out ABnfGuess param_value_stat_guess);
if (error != null)
{
return(error);
}
error = ALittleScriptOp.GuessTypeEqual(param_guess, param_value_stat, param_value_stat_guess, false, false);
if (error != null)
{
return(new ABnfGuessError(param_value_stat, "第" + i + "个参数类型和函数定义的参数类型不同:" + error.GetError()));
}
}
// 检查这个函数是不是await
if (guess_functor.await_modifier)
{
// 检查这次所在的函数必须要有await或者async修饰
error = ALittleScriptUtility.CheckInvokeAwait(m_element);
if (error != null)
{
return(error);
}
}
return(null);
}
public override ABnfGuessError GuessTypes(out List <ABnfGuess> guess_list)
{
guess_list = new List <ABnfGuess>();
var parent = m_element.GetParent();
// 如果直接就是定义，那么直接获取
if (parent is ALittleScriptClassDecElement)
{
var error = parent.GuessType(out ABnfGuess guess);
if (error != null)
{
return(error);
}
guess_list.Add(guess);
}
// 如果是继承那么就从继承那边获取
else if (parent is ALittleScriptClassExtendsDecElement)
{
if (m_key.Length == 0)
{
return(new ABnfGuessError(m_element, "找不到类, namespace:" + m_namespace_name + ", key:" + m_key));
}
// 查找继承
var class_name_dec_list = ALittleScriptIndex.inst.FindALittleNameDecList(
ALittleScriptUtility.ABnfElementType.CLASS_NAME, m_element.GetFile(), m_namespace_name, m_key, true);
if (class_name_dec_list.Count == 0)
{
return(new ABnfGuessError(m_element, "找不到类, namespace:" + m_namespace_name + ", key:" + m_key));
}
foreach (var class_name_dec in class_name_dec_list)
{
var error = class_name_dec.GuessType(out ABnfGuess guess);
if (error != null)
{
return(error);
}
if (!(guess is ALittleScriptGuessClass))
{
return(new ABnfGuessError(m_element, "继承的不是一个类, namespace:" + m_namespace_name + ", key:" + m_key));
}
var guess_class = guess as ALittleScriptGuessClass;
if (guess_class.template_list.Count > 0)
{
var sub_class = parent.GetParent() as ALittleScriptClassDecElement;
if (sub_class == null)
{
return(new ABnfGuessError(parent, "定义不完整"));
}
var sub_template_dec = sub_class.GetTemplateDec();
if (sub_template_dec == null)
{
return(new ABnfGuessError(parent, "子类的模板参数列表必须涵盖父类的模板参数列表"));
}
var sub_template_pair_list = sub_template_dec.GetTemplatePairDecList();
if (sub_template_pair_list.Count < guess_class.template_list.Count)
{
return(new ABnfGuessError(parent, "子类的模板参数列表必须涵盖父类的模板参数列表"));
}
for (int i = 0; i < guess_class.template_list.Count; ++i)
{
error = sub_template_pair_list[i].GuessType(out ABnfGuess sub_template);
if (error != null)
{
return(error);
}
error = ALittleScriptOp.GuessTypeEqual(guess_class.template_list[i], sub_template_pair_list[i], sub_template, false, false);
if (error != null)
{
return(new ABnfGuessError(sub_template_pair_list[i], "子类的模板参数和父类的模板参数不一致:" + error.GetError()));
}
}
}
guess_list.Add(guess);
}
}
else
{
return(new ABnfGuessError(m_element, "ALittleClassNameDec出现未知的父节点"));
}
return(null);
}
public override ABnfGuessError CheckError()
{
var for_condition = m_element.GetForCondition();
if (for_condition == null)
{
return(null);
}
var for_pair_dec = for_condition.GetForPairDec();
if (for_pair_dec == null)
{
return(null);
}
var step_condition = for_condition.GetForStepCondition();
var in_condition = for_condition.GetForInCondition();
if (step_condition != null)
{
var for_start_stat = step_condition.GetForStartStat();
if (for_start_stat == null)
{
return(null);
}
var error = for_pair_dec.GuessType(out ABnfGuess start_guess);
if (error != null)
{
return(error);
}
if (!(start_guess is ALittleScriptGuessInt) && !(start_guess is ALittleScriptGuessLong))
{
return(new ABnfGuessError(for_pair_dec.GetVarAssignNameDec(), "这个变量必须是int或long类型"));
}
var value_stat = for_start_stat.GetValueStat();
if (value_stat == null)
{
return(new ABnfGuessError(for_pair_dec.GetVarAssignNameDec(), "没有初始化表达式"));
}
error = ALittleScriptUtility.CalcReturnCount(value_stat, out int return_count, out _);
if (error != null)
{
return(error);
}
if (return_count != 1)
{
return(new ABnfGuessError(value_stat, "等号右边的表达式类型必须只能是一个返回值"));
}
error = value_stat.GuessType(out ABnfGuess guess);
if (error != null)
{
return(error);
}
if (!(guess is ALittleScriptGuessInt) && !(guess is ALittleScriptGuessLong) && !(guess is ALittleScriptGuessDouble))
{
return(new ABnfGuessError(value_stat, "等号右边的表达式类型必须是int,long,double 不能是:" + guess.GetValue()));
}
// 结束表达式
var end_stat = step_condition.GetForEndStat();
var step_stat = step_condition.GetForStepStat();
if (end_stat == null || end_stat.GetValueStat() == null)
{
return(new ABnfGuessError(m_element, "必须有结束表达式"));
}
if (step_stat == null || step_stat.GetValueStat() == null)
{
return(new ABnfGuessError(m_element, "必须有步长表达式"));
}
error = end_stat.GetValueStat().GuessType(out ABnfGuess end_guess);
if (error != null)
{
return(error);
}
if (!(end_guess is ALittleScriptGuessBool))
{
return(new ABnfGuessError(end_stat, "for的结束条件表达式类型必须是bool, 不能是:" + end_guess.GetValue()));
}
// 返回值
error = ALittleScriptUtility.CalcReturnCount(step_stat.GetValueStat(), out return_count, out _);
if (error != null)
{
return(error);
}
if (return_count != 1)
{
return(new ABnfGuessError(value_stat, "for的步长条件表达式类型必须只能是一个返回值"));
}
error = step_stat.GetValueStat().GuessType(out ABnfGuess step_guess);
if (error != null)
{
return(error);
}
if (!(step_guess is ALittleScriptGuessInt) && !(step_guess is ALittleScriptGuessDouble) && !(step_guess is ALittleScriptGuessLong))
{
return(new ABnfGuessError(step_stat, "for的步长条件表达式类型必须是int,double,long, 不能是:" + end_guess.GetValue()));
}
}
else if (in_condition != null)
{
var value_stat = in_condition.GetValueStat();
if (value_stat == null)
{
return(null);
}
var error = ALittleScriptUtility.CalcReturnCount(value_stat, out int return_count, out List <ABnfGuess> return_guess_list);
if (error != null)
{
return(error);
}
if (ALittleScriptUtility.IsPairsFunction(return_guess_list))
{
return_count = 1;
}
if (return_count != 1)
{
return(new ABnfGuessError(value_stat, "for的遍历对象必须只能是一个返回值"));
}
var pair_dec_list = in_condition.GetForPairDecList();
pair_dec_list.Insert(0, for_pair_dec);
error = value_stat.GuessTypes(out List <ABnfGuess> guess_list);
if (error != null)
{
return(error);
}
// 检查List
if (guess_list.Count == 1 && guess_list[0] is ALittleScriptGuessList)
{
var guess = guess_list[0] as ALittleScriptGuessList;
// for变量必须是2个
if (pair_dec_list.Count != 2)
{
return(new ABnfGuessError(in_condition, "这里参数数量必须是2个"));
}
// 第一个参数必须是 int或者long
error = pair_dec_list[0].GuessType(out ABnfGuess key_guess_type);
if (error != null)
{
return(error);
}
if (!(key_guess_type is ALittleScriptGuessInt) && !(key_guess_type is ALittleScriptGuessLong))
{
return(new ABnfGuessError(pair_dec_list[0], "这个变量必须是int或long类型"));
}
// 第二个参数必须和List元素相等
error = pair_dec_list[1].GuessType(out ABnfGuess value_guess_type);
if (error != null)
{
return(error);
}
var sub_type = guess.sub_type;
if (guess_list[0].is_const && !sub_type.is_const)
{
sub_type = sub_type.Clone();
sub_type.is_const = true;
sub_type.UpdateValue();
}
error = ALittleScriptOp.GuessTypeEqual(sub_type, pair_dec_list[1], value_guess_type, false, false);
if (error != null)
{
return(new ABnfGuessError(error.GetElement(), "变量格式错误，不能是:" + value_guess_type.GetValue() + " :" + error.GetError()));
}
return(null);
}
// 检查Map
if (guess_list.Count == 1 && guess_list[0] is ALittleScriptGuessMap)
{
var guess_map = guess_list[0] as ALittleScriptGuessMap;
// for变量必须是2个
if (pair_dec_list.Count != 2)
{
return(new ABnfGuessError(in_condition, "这里参数数量必须是2个"));
}
// 第一个参数必须和Map的key元素相等
error = pair_dec_list[0].GuessType(out ABnfGuess key_guess_type);
if (error != null)
{
return(error);
}
var map_key_type = guess_map.key_type;
if (guess_list[0].is_const && !map_key_type.is_const)
{
map_key_type = map_key_type.Clone();
map_key_type.is_const = true;
map_key_type.UpdateValue();
}
error = ALittleScriptOp.GuessTypeEqual(map_key_type, pair_dec_list[0], key_guess_type, false, false);
if (error != null)
{
return(new ABnfGuessError(error.GetElement(), "key变量格式错误，不能是:" + key_guess_type.GetValue() + " :" + error.GetError()));
}
// 第二个参数必须和Map的value元素相等
error = pair_dec_list[1].GuessType(out ABnfGuess value_guess_type);
if (error != null)
{
return(error);
}
var map_value_type = guess_map.value_type;
if (guess_list[0].is_const && !map_value_type.is_const)
{
map_value_type = map_value_type.Clone();
map_value_type.is_const = true;
map_value_type.UpdateValue();
}
error = ALittleScriptOp.GuessTypeEqual(map_value_type, pair_dec_list[1], value_guess_type, false, false);
if (error != null)
{
return(new ABnfGuessError(error.GetElement(), "value变量格式错误，不能是:" + value_guess_type.GetValue() + " :" + error.GetError()));
}
return(null);
}
// 检查迭代函数
if (ALittleScriptUtility.IsPairsFunction(guess_list))
{
return(null);
}
return(new ABnfGuessError(value_stat, "遍历对象类型必须是List,Map或者迭代函数"));
}
return(null);
}
public override ABnfGuessError CheckError()
{
var method_dec = m_element.GetParent();
if (method_dec == null)
{
return(null);
}
var class_element_dec = method_dec.GetParent();
if (class_element_dec == null)
{
return(null);
}
var class_body = class_element_dec.GetParent();
if (class_body == null)
{
return(null);
}
var class_dec = class_body.GetParent() as ALittleScriptClassDecElement;
if (class_dec == null)
{
return(null);
}
// 计算父类
var class_extends_dec = ALittleScriptUtility.FindClassExtends(class_dec);
if (class_extends_dec == null)
{
return(null);
}
ALittleScriptUtility.ClassAttrType attrType;
if (method_dec is ALittleScriptClassMethodDecElement)
{
attrType = ALittleScriptUtility.ClassAttrType.FUN;
}
else if (method_dec is ALittleScriptClassStaticDecElement)
{
attrType = ALittleScriptUtility.ClassAttrType.STATIC;
}
else if (method_dec is ALittleScriptClassGetterDecElement)
{
attrType = ALittleScriptUtility.ClassAttrType.GETTER;
}
else if (method_dec is ALittleScriptClassSetterDecElement)
{
attrType = ALittleScriptUtility.ClassAttrType.SETTER;
}
else
{
return(null);
}
var result = ALittleScriptUtility.FindFirstClassAttrFromExtends(class_extends_dec, attrType, m_key, 100);
if (!(result is ALittleScriptMethodNameDecElement))
{
return(null);
}
var method_name_dec = result as ALittleScriptMethodNameDecElement;
var error = m_element.GuessType(out ABnfGuess guess);
if (error != null)
{
return(error);
}
error = method_name_dec.GuessType(out ABnfGuess extends_guess);
if (error != null)
{
return(error);
}
error = ALittleScriptOp.GuessTypeEqual(extends_guess, m_element, guess, false, false);
if (error != null)
{
return(new ABnfGuessError(m_element, "该函数是从父类继承下来，但是定义不一致:" + extends_guess.GetValue()));
}
return(null);
}
public override ABnfGuessError CheckError()
{
var value_stat = m_element.GetValueStat();
if (value_stat == null)
{
return(null);
}
// 获取父节点
var property_value_suffix = m_element.GetParent() as ALittleScriptPropertyValueSuffixElement;
var property_value = property_value_suffix.GetParent() as ALittleScriptPropertyValueElement;
var property_value_first_type = property_value.GetPropertyValueFirstType();
var suffixList = property_value.GetPropertyValueSuffixList();
// 获取所在位置
int index = suffixList.IndexOf(property_value_suffix);
if (index == -1)
{
return(null);
}
// 获取前一个类型
ABnfGuess pre_type;
ABnfGuessError error = null;
if (index == 0)
{
error = property_value_first_type.GuessType(out pre_type);
}
else
{
error = suffixList[index - 1].GuessType(out pre_type);
}
if (error != null)
{
return(error);
}
error = ALittleScriptUtility.CalcReturnCount(value_stat, out int return_count, out _);
if (error != null)
{
return(error);
}
if (return_count != 1)
{
return(new ABnfGuessError(value_stat, "表达式必须只能是一个返回值"));
}
error = value_stat.GuessType(out ABnfGuess key_guess_type);
if (error != null)
{
return(error);
}
// 获取类型
if (pre_type is ALittleScriptGuessList)
{
if (!(key_guess_type is ALittleScriptGuessInt) && !(key_guess_type is ALittleScriptGuessLong))
{
return(new ABnfGuessError(value_stat, "索引值的类型必须是int或者是long，不能是:" + key_guess_type.GetValue()));
}
}
else if (pre_type is ALittleScriptGuessMap)
{
var pre_type_map = pre_type as ALittleScriptGuessMap;
error = ALittleScriptOp.GuessTypeEqual(((ALittleScriptGuessMap)pre_type).key_type, value_stat, key_guess_type, true, false);
if (error != null)
{
return(new ABnfGuessError(error.GetElement(), "索引值的类型不能是:" + key_guess_type.GetValue() + " :" + error.GetError()));
}
}
{
error = m_element.GuessTypes(out List <ABnfGuess> guess_list);
if (error != null)
{
return(error);
}
if (guess_list.Count == 0)
{
return(new ABnfGuessError(m_element, "该元素不能直接使用[]取值，请先cast"));
}
else if (guess_list.Count != 1)
{
return(new ABnfGuessError(m_element, "重复定义"));
}
return(null);
}
}
public override ABnfGuessError CheckError()
{
var value_stat_list = m_element.GetValueStatList();
if (m_element.GetGenericType() != null)
{
if (value_stat_list.Count > 0)
{
return(new ABnfGuessError(m_element, "创建容器实例对象不能有参数"));
}
if (m_element.GetGenericType().GetGenericFunctorType() != null)
{
return(new ABnfGuessError(m_element, "Functor不能new"));
}
return(null);
}
if (m_element.GetCustomType() != null)
{
var custom_type = m_element.GetCustomType();
var error = custom_type.GuessType(out ABnfGuess guess);
if (error != null)
{
return(error);
}
if (guess is ALittleScriptGuessStruct)
{
if (value_stat_list.Count > 0)
{
return(new ABnfGuessError(m_element, "new的结构体不能有参数"));
}
return(null);
}
if (guess is ALittleScriptGuessMap)
{
if (value_stat_list.Count > 0)
{
return(new ABnfGuessError(m_element, "new的Map不能有参数"));
}
return(null);
}
if (guess is ALittleScriptGuessList)
{
if (value_stat_list.Count > 0)
{
return(new ABnfGuessError(m_element, "new的List不能有参数"));
}
return(null);
}
if (guess is ALittleScriptGuessTemplate)
{
var guess_template = guess as ALittleScriptGuessTemplate;
if (guess_template.template_extends != null)
{
guess = guess_template.template_extends;
}
else if (guess_template.is_struct)
{
if (value_stat_list.Count > 0)
{
return(new ABnfGuessError(m_element, "new的结构体不能有参数"));
}
return(null);
}
else if (guess_template.is_class)
{
return(new ABnfGuessError(m_element, "如果要new改模板类型，请不要使用class，无法确定它的构造函数参数"));
}
}
if (guess is ALittleScriptGuessStruct)
{
if (value_stat_list.Count > 0)
{
return(new ABnfGuessError(m_element, "new的结构体不能有参数"));
}
return(null);
}
if (guess is ALittleScriptGuessClass)
{
var class_dec = (guess as ALittleScriptGuessClass).class_dec;
var ctor_dec = ALittleScriptUtility.FindFirstCtorDecFromExtends(class_dec, 100);
if (ctor_dec == null)
{
if (value_stat_list.Count > 0)
{
return(new ABnfGuessError(m_element, "new的类的构造函数没有参数"));
}
return(null);
}
var param_dec = ctor_dec.GetMethodParamDec();
if (param_dec == null)
{
if (value_stat_list.Count > 0)
{
return(new ABnfGuessError(m_element, "new的类的构造函数没有参数"));
}
return(null);
}
var param_one_dec_list = param_dec.GetMethodParamOneDecList();
var param_guess_list = new List <ABnfGuess>();
var param_nullable_list = new List <bool>();
bool has_param_tail = false;
foreach (var param_one_dec in param_one_dec_list)
{
var all_type = param_one_dec.GetAllType();
var param_tail = param_one_dec.GetMethodParamTailDec();
if (all_type != null)
{
error = all_type.GuessType(out ABnfGuess all_type_guess);
if (error != null)
{
return(error);
}
param_guess_list.Add(all_type_guess);
param_nullable_list.Add(ALittleScriptUtility.IsNullable(param_one_dec.GetModifierList()));
}
else if (param_tail != null)
{
has_param_tail = true;
}
}
// 如果参数数量不足以填充
if (value_stat_list.Count < param_guess_list.Count)
{
// 不足的部分，参数必须都是nullable
for (int i = value_stat_list.Count; i < param_nullable_list.Count; ++i)
{
if (!param_nullable_list[i])
{
// 计算至少需要的参数个数
int count = param_nullable_list.Count;
for (int j = param_nullable_list.Count - 1; j >= 0; --j)
{
if (param_nullable_list[j])
{
--count;
}
else
{
break;
}
}
return(new ABnfGuessError(m_element, "new的类的构造函数调用需要" + count + "个参数,不能是:" + value_stat_list.Count + "个"));
}
}
}
for (int i = 0; i < value_stat_list.Count; ++i)
{
var value_stat = value_stat_list[i];
error = ALittleScriptUtility.CalcReturnCount(value_stat, out int return_count, out _);
if (error != null)
{
return(error);
}
if (return_count != 1)
{
return(new ABnfGuessError(value_stat, "表达式必须只能是一个返回值"));
}
error = value_stat.GuessType(out ABnfGuess value_stat_guess);
if (error != null)
{
return(error);
}
// 如果参数返回的类型是tail，那么就可以不用检查
if (value_stat_guess is ALittleScriptGuessReturnTail)
{
continue;
}
if (i >= param_guess_list.Count)
{
// 如果有参数占位符，那么就直接跳出，不检查了
// 如果没有，就表示超过参数数量了
if (has_param_tail)
{
break;
}
else
{
return(new ABnfGuessError(m_element, "该构造函数调用需要" + param_guess_list.Count + "个参数，而不是" + value_stat_list.Count + "个"));
}
}
error = ALittleScriptOp.GuessTypeEqual(param_guess_list[i], value_stat, value_stat_guess, false, false);
if (error != null)
{
return(new ABnfGuessError(value_stat, "第" + (i + 1) + "个参数类型和函数定义的参数类型不同:" + error.GetError()));
}
}
return(null);
}
return(new ABnfGuessError(m_element, "只能new结构体和类"));
}
return(null);
}
public override ABnfGuessError CheckError()
{
ABnfElement parent = null;
if (m_element.GetReturnYield() != null)
{
// 对于ReturnYield就不需要做返回值检查
// 对所在函数进行检查，必须要有async和await表示
// 获取对应的函数对象
ABnfElement element = null;
parent = m_element;
while (parent != null)
{
if (parent is ALittleScriptClassMethodDecElement)
{
var method_dec = parent as ALittleScriptClassMethodDecElement;
var modifier = (method_dec.GetParent() as ALittleScriptClassElementDecElement).GetModifierList();
if (ALittleScriptUtility.GetCoroutineType(modifier) == null)
{
element = method_dec.GetMethodNameDec();
if (element == null)
{
element = method_dec;
}
}
break;
}
else if (parent is ALittleScriptClassStaticDecElement)
{
var method_dec = parent as ALittleScriptClassStaticDecElement;
var modifier = (method_dec.GetParent() as ALittleScriptClassElementDecElement).GetModifierList();
if (ALittleScriptUtility.GetCoroutineType(modifier) == null)
{
element = method_dec.GetMethodNameDec();
if (element == null)
{
element = method_dec;
}
}
break;
}
else if (parent is ALittleScriptGlobalMethodDecElement)
{
var method_dec = parent as ALittleScriptGlobalMethodDecElement;
var modifier = (method_dec.GetParent() as ALittleScriptNamespaceElementDecElement).GetModifierList();
if (ALittleScriptUtility.GetCoroutineType(modifier) == null)
{
element = method_dec.GetMethodNameDec();
if (element == null)
{
element = method_dec;
}
}
break;
}
parent = parent.GetParent();
}
if (element != null)
{
return(new ABnfGuessError(element, "函数内部使用了return yield表达式，所以必须使用async或await修饰"));
}
return(null);
}
var value_stat_list = m_element.GetValueStatList();
var return_type_list = new List <ALittleScriptAllTypeElement>();
ALittleScriptMethodReturnTailDecElement return_tail_dec = null;
// 获取对应的函数对象
parent = m_element;
while (parent != null)
{
if (parent is ALittleScriptClassGetterDecElement)
{
var getterDec = parent as ALittleScriptClassGetterDecElement;
return_type_list.Clear();
var return_type_dec = getterDec.GetAllType();
if (return_type_dec != null)
{
return_type_list.Add(return_type_dec);
}
break;
}
else if (parent is ALittleScriptClassSetterDecElement)
{
break;
}
else if (parent is ALittleScriptClassMethodDecElement)
{
var method_dec = parent as ALittleScriptClassMethodDecElement;
var return_dec = method_dec.GetMethodReturnDec();
if (return_dec != null)
{
var return_one_list = return_dec.GetMethodReturnOneDecList();
foreach (var return_one in return_one_list)
{
var all_type = return_one.GetAllType();
if (all_type != null)
{
return_type_list.Add(all_type);
}
var return_tail = return_one.GetMethodReturnTailDec();
if (return_tail != null)
{
return_tail_dec = return_tail;
}
}
}
break;
}
else if (parent is ALittleScriptClassStaticDecElement)
{
var method_dec = parent as ALittleScriptClassStaticDecElement;
var return_dec = method_dec.GetMethodReturnDec();
if (return_dec != null)
{
var return_one_list = return_dec.GetMethodReturnOneDecList();
foreach (var return_one in return_one_list)
{
var all_type = return_one.GetAllType();
if (all_type != null)
{
return_type_list.Add(all_type);
}
var return_tail = return_one.GetMethodReturnTailDec();
if (return_tail != null)
{
return_tail_dec = return_tail;
}
}
}
break;
}
else if (parent is ALittleScriptGlobalMethodDecElement)
{
var method_dec = parent as ALittleScriptGlobalMethodDecElement;
var return_dec = method_dec.GetMethodReturnDec();
if (return_dec != null)
{
var return_one_list = return_dec.GetMethodReturnOneDecList();
foreach (var return_one in return_one_list)
{
var all_type = return_one.GetAllType();
if (all_type != null)
{
return_type_list.Add(all_type);
}
var return_tail = return_one.GetMethodReturnTailDec();
if (return_tail != null)
{
return_tail_dec = return_tail;
}
}
}
break;
}
parent = parent.GetParent();
}
// 参数的类型
List <ABnfGuess> guess_list = null;
// 如果返回值只有一个函数调用
if (value_stat_list.Count == 1 && (return_type_list.Count > 1 || return_tail_dec != null))
{
var value_stat = value_stat_list[0];
var error = value_stat.GuessTypes(out guess_list);
if (error != null)
{
return(error);
}
bool has_value_tail = guess_list.Count > 0 &&
guess_list[guess_list.Count - 1] is ALittleScriptGuessReturnTail;
if (return_tail_dec == null)
{
if (has_value_tail)
{
if (guess_list.Count < return_type_list.Count - 1)
{
return(new ABnfGuessError(m_element, "return的函数调用的返回值数量超过函数定义的返回值数量"));
}
}
else
{
if (guess_list.Count != return_type_list.Count)
{
return(new ABnfGuessError(m_element, "return的函数调用的返回值数量和函数定义的返回值数量不相等"));
}
}
}
else
{
if (has_value_tail)
{
// 不用检查
}
else
{
if (guess_list.Count < return_type_list.Count)
{
return(new ABnfGuessError(m_element, "return的函数调用的返回值数量少于函数定义的返回值数量"));
}
}
}
}
else
{
if (return_tail_dec == null)
{
if (value_stat_list.Count != return_type_list.Count)
{
return(new ABnfGuessError(m_element, "return的返回值数量和函数定义的返回值数量不相等"));
}
}
else
{
if (value_stat_list.Count < return_type_list.Count)
{
return(new ABnfGuessError(m_element, "return的返回值数量少于函数定义的返回值数量"));
}
}
guess_list = new List <ABnfGuess>();
foreach (var value_stat in value_stat_list)
{
var error = ALittleScriptUtility.CalcReturnCount(value_stat, out int return_count, out _);
if (error != null)
{
return(error);
}
if (return_count != 1)
{
return(new ABnfGuessError(value_stat, "表达式必须只能是一个返回值"));
}
error = value_stat.GuessType(out ABnfGuess guess);
if (error != null)
{
return(error);
}
if (guess is ALittleScriptGuessParamTail)
{
return(new ABnfGuessError(value_stat, "return表达式不能返回\"...\""));
}
error = value_stat.GuessType(out ABnfGuess value_stat_guess);
if (error != null)
{
return(error);
}
guess_list.Add(value_stat_guess);
}
}
// 每个类型依次检查
for (int i = 0; i < guess_list.Count; ++i)
{
ALittleScriptValueStatElement target_value_stat = null;
if (i < value_stat_list.Count)
{
target_value_stat = value_stat_list[i];
}
else
{
target_value_stat = value_stat_list[0];
}
if (guess_list[i] is ALittleScriptGuessReturnTail)
{
break;
}
if (i >= return_type_list.Count)
{
break;
}
var error = return_type_list[i].GuessType(out ABnfGuess return_type_guess);
if (error != null)
{
return(error);
}
if (return_type_guess is ALittleScriptGuessReturnTail)
{
break;
}
error = ALittleScriptOp.GuessTypeEqual(return_type_guess, target_value_stat, guess_list[i], false, true);
if (error != null)
{
return(new ABnfGuessError(target_value_stat, "return的第" + (i + 1) + "个返回值数量和函数定义的返回值类型不同:" + error.GetError()));
}
}
return(null);
}
public override ABnfGuessError CheckError()
{
var error = m_element.GuessTypes(out List <ABnfGuess> guess_list);
if (error != null)
{
return(error);
}
if (guess_list.Count == 0)
{
return(new ABnfGuessError(m_element, "未知类型"));
}
else if (guess_list.Count != 1)
{
return(new ABnfGuessError(m_element, "重复定义"));
}
// 检查赋值表达式
var value_dec = m_element.GetClassVarValueDec();
if (value_dec != null)
{
var const_value = value_dec.GetConstValue();
if (const_value != null)
{
error = const_value.GuessType(out var guess);
if (error != null)
{
return(error);
}
error = ALittleScriptOp.GuessTypeEqual(guess_list[0], const_value, guess, true, false);
if (error != null)
{
return(new ABnfGuessError(error.GetElement(), "等号左边的变量和表达式的类型不同:" + error.GetError()));
}
}
var op_new_stat = value_dec.GetOpNewStat();
if (op_new_stat != null)
{
error = op_new_stat.GuessType(out var guess);
if (error != null)
{
return(error);
}
if (!(guess is ALittleScriptGuessList) && !(guess is ALittleScriptGuessMap))
{
return(new ABnfGuessError(op_new_stat, "成员变量初始化只能赋值List或者Map或者常量"));
}
error = ALittleScriptOp.GuessTypeEqual(guess_list[0], op_new_stat, guess, true, false);
if (error != null)
{
return(new ABnfGuessError(error.GetElement(), "等号左边的变量和表达式的类型不同:" + error.GetError()));
}
}
}
return(null);
}
