Rule.java

net.minecraft.util.parsing.packrat.Rule

信息

• 全限定名：net.minecraft.util.parsing.packrat.Rule
• 类型：public interface
• 包：net.minecraft.util.parsing.packrat
• 源码路径：src/main/java/net/minecraft/util/parsing/packrat/Rule.java
• 起始行号：L5
• 职责：

  TODO

字段/常量

• 无

内部类/嵌套类型

• net.minecraft.util.parsing.packrat.Rule.RuleAction

  • 类型: interface
  • 修饰符: public
  • 源码定位: L17
  • 说明:

    TODO

• net.minecraft.util.parsing.packrat.Rule.SimpleRuleAction

  • 类型: interface
  • 修饰符: public
  • 源码定位: L22
  • 说明:

    TODO

• net.minecraft.util.parsing.packrat.Rule.WrappedTerm

  • 类型: record
  • 修饰符: public
  • 源码定位: L31
  • 说明:

    TODO

构造器

• 无

方法

下面的方法块按源码顺序生成。

T parse(ParseState<S> state) @ L6

• 方法名：parse
• 源码定位：L6
• 返回类型：T
• 修饰符：package-private

参数:

• state: ParseState

说明:

TODO

static <S,T> Rule<S,T> fromTerm(Term<S> child, Rule.RuleAction<S,T> action) @ L8

• 方法名：fromTerm
• 源码定位：L8
• 返回类型：<S,T> Rule<S,T>
• 修饰符：static

参数:

• child: Term
• action: Rule.RuleAction<S,T>

说明:

TODO

static <S,T> Rule<S,T> fromTerm(Term<S> child, Rule.SimpleRuleAction<S,T> action) @ L12

• 方法名：fromTerm
• 源码定位：L12
• 返回类型：<S,T> Rule<S,T>
• 修饰符：static

参数:

• child: Term
• action: Rule.SimpleRuleAction<S,T>

说明:

TODO

代码

public interface Rule<S, T> {
    @Nullable T parse(ParseState<S> state);
 
    static <S, T> Rule<S, T> fromTerm(Term<S> child, Rule.RuleAction<S, T> action) {
        return new Rule.WrappedTerm<>(action, child);
    }
 
    static <S, T> Rule<S, T> fromTerm(Term<S> child, Rule.SimpleRuleAction<S, T> action) {
        return new Rule.WrappedTerm<>(action, child);
    }
 
    @FunctionalInterface
    public interface RuleAction<S, T> {
        @Nullable T run(ParseState<S> state);
    }
 
    @FunctionalInterface
    public interface SimpleRuleAction<S, T> extends Rule.RuleAction<S, T> {
        T run(Scope ruleScope);
 
        @Override
        default T run(ParseState<S> state) {
            return this.run(state.scope());
        }
    }
 
    public record WrappedTerm<S, T>(Rule.RuleAction<S, T> action, Term<S> child) implements Rule<S, T> {
        @Override
        public @Nullable T parse(ParseState<S> state) {
            Scope scope = state.scope();
            scope.pushFrame();
 
            Object var3;
            try {
                if (!this.child.parse(state, scope, Control.UNBOUND)) {
                    return null;
                }
 
                var3 = this.action.run(state);
            } finally {
                scope.popFrame();
            }
 
            return (T)var3;
        }
    }
}

引用的其他类

• ParseState

  • 引用位置: 参数

• Term

  • 引用位置: 参数