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26 lines
514 B
26 lines
514 B
using System.Linq.Expressions;
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using Connected.Expressions.Visitors;
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namespace Connected.Expressions.Translation;
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internal sealed class Hasher : DatabaseVisitor
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{
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private int _hc;
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internal static int ComputeHash(Expression expression)
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{
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var hasher = new Hasher();
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hasher.Visit(expression);
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return hasher._hc;
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}
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protected override Expression VisitConstant(ConstantExpression expression)
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{
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_hc += (expression.Value is not null) ? expression.Value.GetHashCode() : 0;
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return expression;
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}
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}
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