Convert NegativeLiteralTransformer to Kotlin

bzip2
Graham 5 years ago
parent ba66c47799
commit 38a3e752f9
  1. 26
      deob-ast/src/main/java/dev/openrs2/deob/ast/transform/NegativeLiteralTransformer.java
  2. 28
      deob-ast/src/main/java/dev/openrs2/deob/ast/transform/NegativeLiteralTransformer.kt

@ -1,26 +0,0 @@
package dev.openrs2.deob.ast.transform;
import com.github.javaparser.ast.CompilationUnit;
import com.github.javaparser.ast.Node;
import com.github.javaparser.ast.expr.UnaryExpr;
import dev.openrs2.deob.ast.util.ExprUtils;
import dev.openrs2.deob.ast.util.NodeUtils;
public final class NegativeLiteralTransformer extends Transformer {
@Override
public void transform(CompilationUnit unit) {
NodeUtils.walk(unit, Node.TreeTraversal.POSTORDER, UnaryExpr.class, expr -> {
var operand = expr.getExpression();
if (!ExprUtils.isIntegerOrLongLiteral(operand)) {
return;
}
var op = expr.getOperator();
if (op == UnaryExpr.Operator.PLUS) {
expr.replace(operand);
} else if (op == UnaryExpr.Operator.MINUS) {
expr.replace(ExprUtils.negate(operand));
}
});
}
}

@ -0,0 +1,28 @@
package dev.openrs2.deob.ast.transform
import com.github.javaparser.ast.CompilationUnit
import com.github.javaparser.ast.Node
import com.github.javaparser.ast.expr.UnaryExpr
import dev.openrs2.deob.ast.util.ExprUtils
import dev.openrs2.deob.ast.util.NodeUtils
class NegativeLiteralTransformer : Transformer() {
override fun transform(unit: CompilationUnit) {
NodeUtils.walk(unit, Node.TreeTraversal.POSTORDER, UnaryExpr::class.java) { expr ->
val operand = expr.expression
if (!ExprUtils.isIntegerOrLongLiteral(operand)) {
return@walk
}
@Suppress("NON_EXHAUSTIVE_WHEN")
when (expr.operator) {
UnaryExpr.Operator.PLUS -> {
expr.replace(operand)
}
UnaryExpr.Operator.MINUS -> {
expr.replace(ExprUtils.negate(operand))
}
}
}
}
}
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