Open-source multiplayer game server compatible with the RuneScape client https://www.openrs2.org/
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openrs2/deob-ast/src/main/java/dev/openrs2/deob/ast/transform/BinaryExprOrderTransformer.kt

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package dev.openrs2.deob.ast.transform
import com.github.javaparser.ast.CompilationUnit
import com.github.javaparser.ast.expr.BinaryExpr
import dev.openrs2.deob.ast.Library
import dev.openrs2.deob.ast.LibraryGroup
import dev.openrs2.deob.ast.util.flip
import dev.openrs2.deob.ast.util.isString
import dev.openrs2.deob.ast.util.walk
import javax.inject.Singleton
@Singleton
class BinaryExprOrderTransformer : Transformer() {
override fun transformUnit(group: LibraryGroup, library: Library, unit: CompilationUnit) {
unit.walk { expr: BinaryExpr ->
val op = expr.operator.flip() ?: return@walk
val type = expr.calculateResolvedType()
if (op == BinaryExpr.Operator.PLUS && type.isString()) {
return@walk
}
val left = expr.left
val right = expr.right
if (left.isLiteralExpr && !right.isLiteralExpr) {
expr.operator = op
expr.left = right.clone()
expr.right = left.clone()
}
}
}
}