47 lines
1.4 KiB
C#
47 lines
1.4 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using PascalABCCompiler.SyntaxTree;
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namespace PascalABCCompiler.TreeConverter
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{
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public class HasCapturedLambdaParameterInInternalLambdaBody : BaseEnterExitVisitor
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{
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public bool HasCapturedParameter = false;
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public List<ident> idents = new List<ident>();
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public bool InLambda = false;
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public HasCapturedLambdaParameterInInternalLambdaBody(function_lambda_definition fld)
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{
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idents = fld.ident_list.idents;
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}
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public static HasCapturedLambdaParameterInInternalLambdaBody New(function_lambda_definition fld)
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{
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return new HasCapturedLambdaParameterInInternalLambdaBody(fld);
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}
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public override void visit(var_def_statement vds)
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{
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//ProcessNode(vds.vars_type);
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}
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public override void visit(ident id)
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{
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if (!InLambda) // мы ищем только в лямбдах
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return;
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if (HasCapturedParameter)
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return;
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if (idents.Select(i => i.name).Contains(id.name,StringComparer.OrdinalIgnoreCase))
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{
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HasCapturedParameter = true;
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}
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}
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public override void visit(function_lambda_definition fld)
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{
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InLambda = true;
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ProcessNode(fld.proc_body);
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}
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}
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}
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