<Type Name="ReviewLinqMethodRule" FullName="Gendarme.Rules.Performance.ReviewLinqMethodRule">
  <TypeSignature Language="C#" Value="public sealed class ReviewLinqMethodRule : Gendarme.Framework.Rule, Gendarme.Framework.IMethodRule" />
  <TypeSignature Language="ILAsm" Value=".class public auto ansi sealed beforefieldinit ReviewLinqMethodRule extends Gendarme.Framework.Rule implements class Gendarme.Framework.IMethodRule, class Gendarme.Framework.IRule" />
  <AssemblyInfo>
    <AssemblyName>Gendarme.Rules.Performance</AssemblyName>
    <AssemblyVersion>2.11.0.0</AssemblyVersion>
  </AssemblyInfo>
  <Base>
    <BaseTypeName>Gendarme.Framework.Rule</BaseTypeName>
  </Base>
  <Interfaces>
    <Interface>
      <InterfaceName>Gendarme.Framework.IMethodRule</InterfaceName>
    </Interface>
  </Interfaces>
  <Attributes>
    <Attribute>
      <AttributeName>Gendarme.Framework.EngineDependency(typeof(Gendarme.Framework.Engines.OpCodeEngine))</AttributeName>
    </Attribute>
    <Attribute>
      <AttributeName>Gendarme.Framework.Problem("A linq extension method with linear time complexity is used, but a more efficient method is available.")</AttributeName>
    </Attribute>
    <Attribute>
      <AttributeName>Gendarme.Framework.Solution("Use the more efficient method.")</AttributeName>
    </Attribute>
  </Attributes>
  <Docs>
    <summary>
            Linq extension methods operate on sequences of values so they generally
            have linear time complexity. However you may be able to achieve better
            than linear time performance if you use a less general method or take
            advantage of a method provided by an <c>Sytem.Collections.Generic.IEnumerable&lt;T&gt;</c>
            subclass.
            </summary>
    <remarks>This rule is available since Gendarme 2.6</remarks>
    <example>
            Bad example:
            <code>
            public string FirstOrMissing (IEnumerable&lt;string&gt; sequence, string missing)
            {
            	// Count () is O(n)
            	if (sequence.Count () &gt; 0) {
            		return sequence.First ();
            	}
            	return missing;
            }
            public void Append (List&lt;string&gt; lines, string line)
            {
            	// Last () is O(n)
            	if (lines.Count == 0 || lines.Last () != line) {
            		lines.Add (line);
            	}
            }
            </code></example>
    <example>
            Good example:
            <code>
            public string FirstOrMissing (IEnumerable&lt;string&gt; sequence, string missing)
            {
            	// We don't need an exact count so we can use the O(1) Any () method.
            	if (sequence.Any ()) {
            		return sequence.First ();
            	}
            	return missing;
            }
            public void Append (List&lt;string&gt; lines, string line)
            {
            	// Lines is a List so we can use the O(1) subscript operator instead of
            	// the Last () method.
            	if (lines.Count == 0 || lines [lines.Count - 1] != line) {
            		lines.Add (line);
            	}
            }
            </code></example>
  </Docs>
  <Members>
    <Member MemberName=".ctor">
      <MemberSignature Language="C#" Value="public ReviewLinqMethodRule ();" />
      <MemberSignature Language="ILAsm" Value=".method public hidebysig specialname rtspecialname instance void .ctor() cil managed" />
      <MemberType>Constructor</MemberType>
      <AssemblyInfo>
        <AssemblyVersion>2.11.0.0</AssemblyVersion>
      </AssemblyInfo>
      <Parameters />
      <Docs>
        <summary>To be added.</summary>
        <remarks>To be added.</remarks>
      </Docs>
    </Member>
    <Member MemberName="CheckMethod">
      <MemberSignature Language="C#" Value="public Gendarme.Framework.RuleResult CheckMethod (Mono.Cecil.MethodDefinition method);" />
      <MemberSignature Language="ILAsm" Value=".method public hidebysig newslot virtual instance valuetype Gendarme.Framework.RuleResult CheckMethod(class Mono.Cecil.MethodDefinition method) cil managed" />
      <MemberType>Method</MemberType>
      <AssemblyInfo>
        <AssemblyVersion>2.11.0.0</AssemblyVersion>
      </AssemblyInfo>
      <ReturnValue>
        <ReturnType>Gendarme.Framework.RuleResult</ReturnType>
      </ReturnValue>
      <Parameters>
        <Parameter Name="method" Type="Mono.Cecil.MethodDefinition" />
      </Parameters>
      <Docs>
        <param name="method">To be added.</param>
        <summary>To be added.</summary>
        <returns>To be added.</returns>
        <remarks>To be added.</remarks>
      </Docs>
    </Member>
    <Member MemberName="CountProperty">
      <MemberSignature Language="C#" Value="public readonly Gendarme.Framework.Helpers.MethodSignature CountProperty;" />
      <MemberSignature Language="ILAsm" Value=".field public initonly class Gendarme.Framework.Helpers.MethodSignature CountProperty" />
      <MemberType>Field</MemberType>
      <AssemblyInfo>
        <AssemblyVersion>2.11.0.0</AssemblyVersion>
      </AssemblyInfo>
      <ReturnValue>
        <ReturnType>Gendarme.Framework.Helpers.MethodSignature</ReturnType>
      </ReturnValue>
      <Docs>
        <summary>To be added.</summary>
        <remarks>To be added.</remarks>
      </Docs>
    </Member>
    <Member MemberName="Initialize">
      <MemberSignature Language="C#" Value="public override void Initialize (Gendarme.Framework.IRunner runner);" />
      <MemberSignature Language="ILAsm" Value=".method public hidebysig virtual instance void Initialize(class Gendarme.Framework.IRunner runner) cil managed" />
      <MemberType>Method</MemberType>
      <AssemblyInfo>
        <AssemblyVersion>2.11.0.0</AssemblyVersion>
      </AssemblyInfo>
      <ReturnValue>
        <ReturnType>System.Void</ReturnType>
      </ReturnValue>
      <Parameters>
        <Parameter Name="runner" Type="Gendarme.Framework.IRunner" />
      </Parameters>
      <Docs>
        <param name="runner">To be added.</param>
        <summary>To be added.</summary>
        <remarks>To be added.</remarks>
      </Docs>
    </Member>
    <Member MemberName="LengthProperty">
      <MemberSignature Language="C#" Value="public readonly Gendarme.Framework.Helpers.MethodSignature LengthProperty;" />
      <MemberSignature Language="ILAsm" Value=".field public initonly class Gendarme.Framework.Helpers.MethodSignature LengthProperty" />
      <MemberType>Field</MemberType>
      <AssemblyInfo>
        <AssemblyVersion>2.11.0.0</AssemblyVersion>
      </AssemblyInfo>
      <ReturnValue>
        <ReturnType>Gendarme.Framework.Helpers.MethodSignature</ReturnType>
      </ReturnValue>
      <Docs>
        <summary>To be added.</summary>
        <remarks>To be added.</remarks>
      </Docs>
    </Member>
    <Member MemberName="Sort">
      <MemberSignature Language="C#" Value="public readonly Gendarme.Framework.Helpers.MethodSignature Sort;" />
      <MemberSignature Language="ILAsm" Value=".field public initonly class Gendarme.Framework.Helpers.MethodSignature Sort" />
      <MemberType>Field</MemberType>
      <AssemblyInfo>
        <AssemblyVersion>2.11.0.0</AssemblyVersion>
      </AssemblyInfo>
      <ReturnValue>
        <ReturnType>Gendarme.Framework.Helpers.MethodSignature</ReturnType>
      </ReturnValue>
      <Docs>
        <summary>To be added.</summary>
        <remarks>To be added.</remarks>
      </Docs>
    </Member>
    <Member MemberName="Subscript">
      <MemberSignature Language="C#" Value="public readonly Gendarme.Framework.Helpers.MethodSignature Subscript;" />
      <MemberSignature Language="ILAsm" Value=".field public initonly class Gendarme.Framework.Helpers.MethodSignature Subscript" />
      <MemberType>Field</MemberType>
      <AssemblyInfo>
        <AssemblyVersion>2.11.0.0</AssemblyVersion>
      </AssemblyInfo>
      <ReturnValue>
        <ReturnType>Gendarme.Framework.Helpers.MethodSignature</ReturnType>
      </ReturnValue>
      <Docs>
        <summary>To be added.</summary>
        <remarks>To be added.</remarks>
      </Docs>
    </Member>
  </Members>
</Type>
