public TjsDict SetValue(string namepath, TjsValue value)
{
int split = namepath.IndexOf("/");
if (split < 0)
{
// 返回最底层的dict
this.val[namepath] = value;
return(this);
}
else
{
string name = namepath.Substring(0, split);
TjsValue v = null;
if (this.val.TryGetValue(name, out v))
{
TjsDict next = v as TjsDict;
if (next != null)
{
return(next.SetValue(namepath.Substring(split + 1), value));
}
}
}
return(null);
}
public TjsValue GetValue(string namepath)
{
int split = namepath.IndexOf("/");
if (split < 0)
{
// 读取具体值
TjsValue v = null;
this.val.TryGetValue(namepath, out v);
return(v);
}
else
{
string name = namepath.Substring(0, split);
TjsValue v = null;
if (this.val.TryGetValue(name, out v))
{
TjsDict next = v as TjsDict;
if (next != null)
{
return(next.GetValue(namepath.Substring(split + 1)));
}
}
}
return(null);
}
public TjsValue Parse(TextReader r)
{
TjsParser.Token token = null;
do
{
token = GetNext(r);
if (token.t == TokenType.Number)
{
// 解析出数字
TjsNumber ret = token.ToTjsNumber();
if (ret == null)
{
// 数字格式错误
ShowError("Invalid Number");
break;
}
return(ret);
}
else if (token.t == TokenType.String)
{
// 解析出字符串
TjsString ret = token.ToTjsString();
if (ret == null)
{
// 字符串格式错误
ShowError("Invalid String");
break;
}
return(ret);
}
else if (token.t == TokenType.Symbol)
{
// 兼容2.28
if (token.val == "(const)" || token.val == "int" || token.val == "string")
{
// 啥也不干
}
else if (token.val == "void")
{
// 解析出空值
return(new TjsVoid());
}
else if (token.val == "%[")
{
// 返回字典
TjsDict ret = ParseDict(r);
return(ret);
}
else if (token.val == "[")
{
// 返回数组
TjsArray ret = ParseArray(r);
return(ret);
}
else
{
// 无效的符号
ShowError("Invalid Symbol");
break;
}
}
} while (token.t != TokenType.Unknow);
if (token.t != TokenType.Unknow)
{
ShowError("Value Parsing Failed");
ShowError(token);
}
return(null);
}
TjsDict ParseDict(TextReader r)
{
TjsParser.Token token = null;
Dictionary <string, TjsValue> inner = new Dictionary <string, TjsValue>();
// 初始状态为读取key状态
DictState s = DictState.Key;
string key = null;
do
{
token = GetNext(r);
if (s == DictState.Key)
{
// 读取键值
if (token.t == TokenType.String && key == null)
{
TjsString tmp = token.ToTjsString();
if (tmp == null)
{
// 无效的键值
ShowError("Invalid Key");
break;
}
// 去掉双引号
key = tmp.val;
if (inner.ContainsKey(key))
{
// 重复的键值
ShowError("Duplicated Key");
break;
}
// 切换到读取Value状态
s = DictState.Value;
}
else
{
// 错误的键值
ShowError("Expect a Key");
break;
}
}
else if (s == DictState.Value)
{
if (token.t == TokenType.Symbol)
{
if (key != null && token.val == "=>")
{
// 读取一个值
TjsValue val = Parse(r);
// 直接返回错误
if (val == null)
{
return(null);
}
inner.Add(key, val);
key = null;
}
else if (key == null && token.val == ",")
{
// 切换为读取key状态
s = DictState.Key;
}
else if (key == null && token.val == "]")
{
// 读取完毕
TjsDict ret = new TjsDict(inner);
return(ret);
}
else
{
// 无效的符号
ShowError("Invalid Symbol");
break;
}
}
else
{
// 错误的符号
ShowError("Expect a Symbol");
break;
}
}
} while (token.t != TokenType.Unknow);
ShowError("Dictionary Parsing Failed");
ShowError(token);
return(null);
}
