29 lines
944 B
C#
29 lines
944 B
C#
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using Elsa.Expressions.Contracts;
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using Elsa.Expressions.Helpers;
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using Elsa.Expressions.Models;
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using Elsa.Scripting.Python.Contracts;
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namespace Elsa.Scripting.Python.Expressions;
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/// <summary>
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/// Evaluates C# expressions.
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/// </summary>
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public class PythonExpressionHandler : IExpressionHandler
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{
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private readonly IPythonEvaluator _evaluator;
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/// <summary>
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/// Initializes a new instance of the <see cref="PythonExpressionHandler"/> class.
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/// </summary>
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public PythonExpressionHandler(IPythonEvaluator evaluator)
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{
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_evaluator = evaluator;
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}
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/// <inheritdoc />
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public async ValueTask<object?> EvaluateAsync(Expression expression, Type returnType, ExpressionExecutionContext context, ExpressionEvaluatorOptions options)
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{
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var pythonExpression = expression.Value.ConvertTo<string>() ?? "";
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return await _evaluator.EvaluateAsync(pythonExpression, returnType, context);
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}
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}
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