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Write an alternative expression compiler using MethodHandles
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- +1 −0 worldedit-core/build.gradle.kts
- +4 −1 worldedit-core/src/main/java/com/sk89q/worldedit/internal/expression/BreakException.java
- +10 −0 worldedit-core/src/main/java/com/sk89q/worldedit/internal/expression/CompiledExpression.java
- +2 −2 worldedit-core/src/main/java/com/sk89q/worldedit/internal/expression/EvaluatingVisitor.java
- +0 −2 worldedit-core/src/main/java/com/sk89q/worldedit/internal/expression/EvaluationException.java
- +32 −0 worldedit-core/src/main/java/com/sk89q/worldedit/internal/expression/ExecutionData.java
- +5 −2 worldedit-core/src/main/java/com/sk89q/worldedit/internal/expression/Expression.java
- +19 −11 worldedit-core/src/main/java/com/sk89q/worldedit/internal/expression/ExpressionHelper.java
- +32 −1 worldedit-core/src/main/java/com/sk89q/worldedit/internal/expression/Functions.java
- +699 −0 worldedit-core/src/main/java/com/sk89q/worldedit/internal/expression/invoke/CompilingVisitor.java
- +15 −0 worldedit-core/src/main/java/com/sk89q/worldedit/internal/expression/invoke/ExecNode.java
- +56 −0 worldedit-core/src/main/java/com/sk89q/worldedit/internal/expression/invoke/ExpressionCompiler.java
- +355 −0 worldedit-core/src/main/java/com/sk89q/worldedit/internal/expression/invoke/ExpressionHandles.java
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@@ -0,0 +1,10 @@ | ||
package com.sk89q.worldedit.internal.expression; | ||
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/** | ||
* Represents a "compiled" expression. | ||
*/ | ||
public interface CompiledExpression { | ||
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Double execute(ExecutionData executionData); | ||
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} |
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@@ -19,8 +19,6 @@ | ||
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package com.sk89q.worldedit.internal.expression; | ||
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/** | ||
* Thrown when there's a problem during expression evaluation. | ||
*/ | ||
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@@ -0,0 +1,32 @@ | ||
package com.sk89q.worldedit.internal.expression; | ||
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import com.google.common.collect.SetMultimap; | ||
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import java.lang.invoke.MethodHandle; | ||
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import static java.util.Objects.requireNonNull; | ||
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public class ExecutionData { | ||
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/** | ||
* Special execution context for evaluating constant values. As long as no variables are used, | ||
* it can be considered constant. | ||
*/ | ||
public static final ExecutionData CONSTANT_EVALUATOR = new ExecutionData(null, null); | ||
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private final SlotTable slots; | ||
private final SetMultimap<String, MethodHandle> functions; | ||
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public ExecutionData(SlotTable slots, SetMultimap<String, MethodHandle> functions) { | ||
this.slots = slots; | ||
this.functions = functions; | ||
} | ||
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public SlotTable getSlots() { | ||
return requireNonNull(slots, "Cannot use variables in a constant"); | ||
} | ||
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public SetMultimap<String, MethodHandle> getFunctions() { | ||
return requireNonNull(functions, "Cannot use functions in a constant"); | ||
} | ||
} |
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