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private Compiler_Class ( ICLS_Environment env, string classname, bool bInterface, IList |
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| env | ICLS_Environment | |
| classname | string | |
| bInterface | bool | |
| basetype | IList |
|
| filename | string | |
| tokens | IList |
|
| ibegin | int | |
| iend | int | |
| EmbDebugToken | bool | |
| onlyGotType | bool | |
| usinglist | IList |
|
| return | ICLS_Type | |
ICLS_Type Compiler_Class(ICLS_Environment env, string classname, bool bInterface, IList<string> basetype, string filename, IList<Token> tokens, int ibegin, int iend, bool EmbDebugToken, bool onlyGotType, IList<string> usinglist)
{
CLS_Type_Class stype = env.GetTypeByKeywordQuiet(classname) as CLS_Type_Class;
if (stype == null)
stype = new CLS_Type_Class(classname, bInterface, filename);
if (basetype != null && basetype.Count != 0 && onlyGotType == false)
{
List<ICLS_Type> basetypess = new List<ICLS_Type>();
foreach (string t in basetype)
{
ICLS_Type type = env.GetTypeByKeyword(t);
basetypess.Add(type);
}
stype.SetBaseType(basetypess);
}
if (onlyGotType) return stype;
//if (env.useNamespace && usinglist != null)
//{//使用命名空间,替换token
// List<Token> newTokens = new List<Token>();
// for (int i = ibegin; i <= iend; i++)
// {
// if (tokens[i].type == TokenType.IDENTIFIER)
// {
// string ntype = null;
// string shortname = tokens[i].text;
// int startpos = i;
// while (ntype == null)
// {
// foreach (var u in usinglist)
// {
// string ttype = u + "." + shortname;
// if (env.GetTypeByKeywordQuiet(ttype) != null)
// {
// ntype = ttype;
// break;
// }
// }
// if (ntype != null) break;
// if ((startpos + 2) <= iend && tokens[startpos + 1].text == "." && tokens[startpos + 2].type == TokenType.IDENTIFIER)
// {
// shortname += "." + tokens[startpos + 2].text;
// startpos += 2;
// if (env.GetTypeByKeywordQuiet(shortname) != null)
// {
// ntype = shortname;
// break;
// }
// continue;
// }
// else
// {
// break;
// }
// }
// if (ntype != null)
// {
// var t = tokens[i];
// t.text = ntype;
// t.type = TokenType.TYPE;
// newTokens.Add(t);
// i = startpos;
// continue;
// }
// }
// newTokens.Add(tokens[i]);
// }
// tokens = newTokens;
// ibegin = 0;
// iend = tokens.Count - 1;
//}
stype.compiled = false;
(stype.function as SType).functions.Clear();
(stype.function as SType).members.Clear();
//搜寻成员定义和函数
//定义语法 //Type id[= expr];
//函数语法 //Type id([Type id,]){block};
//属性语法 //Type id{get{},set{}};
bool bPublic = false;
bool bStatic = false;
if (EmbDebugToken)//SType 嵌入Token
{
stype.EmbDebugToken(tokens);
}
for (int i = ibegin; i <= iend; i++)
{
if (tokens[i].type == TokenType.KEYWORD && tokens[i].text == "public")
{
bPublic = true;
continue;
}
else if (tokens[i].type == TokenType.KEYWORD && tokens[i].text == "private")
{
bPublic = false;
continue;
}
else if (tokens[i].type == TokenType.KEYWORD && tokens[i].text == "static")
{
bStatic = true;
continue;
}
else if (tokens[i].type == TokenType.TYPE || (tokens[i].type == TokenType.IDENTIFIER && tokens[i].text == classname))//发现类型
{
ICLS_Type idtype = env.GetTypeByKeyword("null");
bool bctor = false;
if (tokens[i].type == TokenType.TYPE)//类型
{
if (tokens[i].text == classname && tokens[i + 1].text == "(")
{//构造函数
bctor = true;
i--;
}
else if (tokens[i + 1].text == "[" && tokens[i + 2].text == "]")
{
idtype = env.GetTypeByKeyword(tokens[i].text + "[]");
i += 2;
}
else if (tokens[i].text == "void")
{
}
else
{
idtype = env.GetTypeByKeyword(tokens[i].text);
}
}
if (tokens[i + 1].type == CSLE.TokenType.IDENTIFIER || bctor) //类型后面是名称
{
string idname = tokens[i + 1].text;
if (tokens[i + 2].type == CSLE.TokenType.PUNCTUATION && tokens[i + 2].text == "(")//参数开始,这是函数
{
logger.Log("发现函数:" + idname);
SType.Function func = new SType.Function();
func.bStatic = bStatic;
func.bPublic = bPublic;
int funcparambegin = i + 2;
int funcparamend = FindBlock(env, tokens, funcparambegin);
if (funcparamend - funcparambegin > 1)
{
int start = funcparambegin + 1;
//Dictionary<string, ICLS_Type> _params = new Dictionary<string, ICLS_Type>();
for (int j = funcparambegin + 1; j <= funcparamend; j++)
{
if (tokens[j].text == "," || tokens[j].text == ")")
{
string ptype = "";
for (int k = start; k <= j - 2; k++)
ptype += tokens[k].text;
var pid = tokens[j - 1].text;
var type = env.GetTypeByKeyword(ptype);
// _params[pid] = type;
//func._params.Add(pid, type);
if (type == null)
{
throw new Exception(filename + ":不可识别的函数头参数:" + tokens[funcparambegin].ToString() + tokens[funcparambegin].SourcePos());
}
func._paramnames.Add(pid);
func._paramtypes.Add(type);
start = j + 1;
}
}
}
int funcbegin = funcparamend + 1;
if (tokens[funcbegin].text == "{")
{
int funcend = FindBlock(env, tokens, funcbegin);
this.Compiler_Expression_Block(tokens, env, funcbegin, funcend, out func.expr_runtime);
if (func.expr_runtime == null)
{
logger.Log_Warn("警告，该函数编译为null，请检查");
}
(stype.function as SType).functions.Add(idname, func);
i = funcend;
}
else if (tokens[funcbegin].text == ";")
{
func.expr_runtime = null;
(stype.function as SType).functions.Add(idname, func);
i = funcbegin;
}
else
{
throw new Exception(filename + ":不可识别的函数表达式:" + tokens[funcbegin].ToString() + tokens[funcbegin].SourcePos());
}
}
else if (tokens[i + 2].type == CSLE.TokenType.PUNCTUATION && tokens[i + 2].text == "{")//语句块开始，这是 getset属性
{
//get set 成员定义
bool setpublic = true;
bool haveset = false;
for (int j = i + 3; j <= iend; j++)
{
if (tokens[j].text == "get")
{
setpublic = true;
}
if (tokens[j].text == "private")
{
setpublic = false;
}
if (tokens[j].text == "set")
{
haveset = true;
}
if (tokens[j].text == "}")
{
break;
}
}
var member = new SType.Member();
member.bStatic = bStatic;
member.bPublic = bPublic;
member.bReadOnly = !(haveset && setpublic);
member.type = idtype;
logger.Log("发现Get/Set:" + idname);
//ICLS_Expression expr = null;
if (tokens[i + 2].text == "=")
{
int jbegin = i + 3;
int jdep;
int jend = FindCodeAny(tokens, ref jbegin, out jdep);
if (!Compiler_Expression(tokens, env, jbegin, jend, out member.expr_defvalue))
{
logger.Log_Error("Get/Set定义错误");
}
i = jend;
}
(stype.function as SType).members.Add(idname, member);
}
else if (tokens[i + 2].type == CSLE.TokenType.PUNCTUATION && (tokens[i + 2].text == "=" || tokens[i + 2].text == ";"))//这是成员定义
{
logger.Log("发现成员定义:" + idname);
var member = new SType.Member();
member.bStatic = bStatic;
member.bPublic = bPublic;
member.bReadOnly = false;
member.type = idtype;
//ICLS_Expression expr = null;
if (tokens[i + 2].text == "=")
{
int posend = 0;
for (int j = i; j < iend; j++)
{
if (tokens[j].text == ";")
{
posend = j - 1;
break;
}
}
int jbegin = i + 3;
int jdep;
int jend = FindCodeAny(tokens, ref jbegin, out jdep);
if (jend < posend)
{
jend = posend;
}
if (!Compiler_Expression(tokens, env, jbegin, jend, out member.expr_defvalue))
{
logger.Log_Error("成员定义错误");
}
i = jend;
}
(stype.function as SType).members.Add(idname, member);
}
bPublic = false;
bStatic = false;
continue;
}
else
{
throw new Exception(filename + ":不可识别的表达式:" + tokens[i].ToString() + tokens[i].SourcePos());
}
}
}
stype.compiled = true;
return stype;
}
