yoni-mcscripts-lib
Version:
为 Minecraft Script API 中的部分接口创建了 wrapper，并提供简单的事件管理器和任务管理器，另附有一些便于代码编写的一些小工具。
77 lines (76 loc) • 2.62 kB
JavaScript
class UUID {
static NIL_UUID_STR = "00000000-0000-0000-0000-000000000000";
static NIL_UUID = null;
static UUID_CHARS = [ "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F" ];
static randomUUID(){
let uuidStr = UUID.NIL_UUID_STR;
while (uuidStr === UUID.NIL_UUID_STR){
uuidStr = UUID.NIL_UUID_STR.replaceAll(/0/g, ()=>{
//随机部分还有一点问题，这个随机方法可能会导致某些字符出现概率小于其他字符
let charPoint = Math.round(Math.random()*15);
return UUID.UUID_CHARS[charPoint];
});
}
return new UUID(uuidStr);
}
static fromInt(int){
// -2^31 ~ 2^31-1
throw new Error("not implemented");
}
static fromUUID(u){
return new UUID(u);
}
static clone(u){
return new UUID(u);
}
#uuidSequene = [];
get uuidSequene(){
return Array.from(this.#uuidSequene);
}
toJSON(){
return JSON.stringify({uuid: this.toString().toLowerCase() });
}
clone(){
return new UUID(this);
}
equals(uuid){
if (uuid instanceof UUID)
return uuid.uuidSequene.join("") === this.uuidSequene.join("");
return false;
}
toString(){
let str = "";
this.#uuidSequene.forEach((part)=>{
str += part;
if (str.length !== 36)
str += "-";
});
return str.toUpperCase();
}
toLocaleString(){
return "uuid:"+this.toString();
}
constructor(targetUUID, allowNil=false){
if (typeof targetUUID === "string"){
let matches = targetUUID.toUpperCase().match(/^([0-9A-F]{8})(?:-|[\s]*)?([0-9A-F]{4})(?:-|[\s]*)?([0-9A-F]{4})(?:-|[\s]*)?([0-9A-F]{4})(?:-|[\s]*)?([0-9A-F]{12})$/m);
if (matches === null || matches.includes(undefined)){
throw new Error("uuid syntax error: "+targetUUID);
}
this.#uuidSequene = matches.slice(1, 6);
if (!allowNil && this.toString() === UUID.NIL_UUID_STR){
throw new Error("Nil UUID not allowed");
}
} else if (targetUUID instanceof UUID){
let sequene = targetUUID.uuidSequene;
this.#uuidSequene = Array.from(sequene);
} else {
throw new Error("unknown targetUUID, did you mean random new uuid? use UUID.randomUUID() to get one");
}
}
}
UUID.NIL_UUID = new UUID(UUID.NIL_UUID_STR, true);
export { UUID };
/*
1 2089 2581 9614 6291 7470 6176n
2^5^16
*/