ExpressionEvaluator

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Slow EvaluateCast

[{"_id":"6696325f6753f2abdc027303","body":"I had similar issues and finally found out for my case.\r\nI hope this could be at least a hint for your case.\r\n\r\nIn my case,\r\nAssemblies loads many DLLs from my AppDomain (as my solution contains many DLLs)\r\n\r\nSo, I tried to remove all unnecessary DLLs being loaded.\r\n\r\nvar engine = new ExpressionEvaluator();\r\n\r\n \/\/ load assemblies needed for script\r\n engine .Assemblies.Clear();\r\n engine .Assemblies.Add(Assembly.Load(\"mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089\"));\r\n engine .Assemblies.Add(Assembly.Load(\"MyDLL1, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null\"));\r\n engine .Assemblies.Add(Assembly.Load(\"MyDLL2, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null\"));\r\n\r\n \/\/ add namespaces \r\n engine .Namespaces.Add(\"MyLib.MyClass\");\r\n engine .Namespaces.Add(\"MyLib2.MyClass2\");\r\n\r\n \/\/ add types\r\n engine .Types.Add(typeof(MyLib.MyClass));\r\n engine .Types.Add(typeof(MyLib2.MyClass2));\r\n\r\n \/\/ then call evaluator\r\nvar result = eingine.ScriptEvaluate(engine.RemoveComments(expression));\r\n\r\nafter doing this, > 500ms total time reduced to 31ms\r\n\r\nHope this helps!\r\n\r\n\r\n","issue_id":1663915342706,"origin_id":1312298983,"user_origin_id":11324275,"create_time":1668215761,"update_time":1668215761,"id":1721119327870,"updated_at":"2024-07-16T08:42:07.869000Z","created_at":"2024-07-16T08:42:07.869000Z"}]

After upgrading to the last version from 1.4.16.0 we are encountering performance issues on the EvaluateCast function.  The slowdown is caused by the use of the EvaluateType method instead...

raikilon

Decimal support for math functions

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Hello, We have integrated the library in our application which uses big decimal numbers and we encountered issues regarding math operations such as Abs and Max but I believe all...

teofilp

RobiniaDocs API Explorer

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Maybe You will be interested in hosting API Explorer online: [](https://www.robiniadocs.com/d/codingseb-expressionevaluator/api/CodingSeb.ExpressionEvaluator.html) https://www.robiniadocs.com/d/codingseb-expressionevaluator/api/CodingSeb.ExpressionEvaluator.html

NeuroXiq

Doesn't process a IDictionary<string, object> correctly.

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If trying to evaluate `foo.a`, I have the `_evaluatevariable` call bask as follows: ``` c# private void _evaluator_EvaluateVariable(object? sender, VariableEvaluationEventArg e) { if (e.Name == "foo") { e.Value = new...

Yazwh0

[Suggestion] AssignVariable in Script Evaluation (Not in Declraration)

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[CASE] 0. Declare Variable First uint value = 1; 1. The variable type is unit at this point. 2. Assign a value to it value = 10; 3. Now the...

froggy96

Link error in Unity Android il2cpp build

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Fatal error in Unity CIL Linker Mono.Linker.LinkerFatalErrorException: ILLink: error IL1005: CodingSeb.ExpressionEvaluator.ExpressionEvaluator.GetTypeByFriendlyName(String,String,Boolean): Error processing method 'CodingSeb.ExpressionEvaluator.ExpressionEvaluator.GetTypeByFriendlyName(String,String,Boolean)' in assembly 'CodingSeb.ExpressionEvaluator.dll' ---> System.NullReferenceException: Object reference not set to an instance of an object....

itana

Syntax error calling overloaded method in context object including Func<> parameter

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The expression evaluator fails to identify and call the correct instance of an overloaded method in a context object when a ```Func```-parameter is included. Instead, the top implemented instance of...

antong93

Support for nested ternary

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Fix for #167: Handle nested ternary expressions without requiring parentheses

bjn

Nested ternary throws exception

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The formula `1 == 2 ? 3 == 4 ? 1 : 0 : 0` throws exception > System.NotSupportedException : Failed to evaluate expression for '1 == 2 ? 3...

bjn

Evaluating expressions on arrays.

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Hi, Recently came across `numexpr` https://github.com/pydata/numexpr that can do expressions on arrays eg. `3*a+4*b` where `a` and `b` are arrays. Is this kind of expression possible in `ExpressionEvaluator`. if not...

mercurial-moon