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RuleBatch

Batch evaluation for 10+ rules with shared compilation context.

public sealed class RuleBatch : IRuleEngine

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Methods

AddRule(Rule) / AddRules(IEnumerable<Rule>)

Adds rules to the batch.

var batch = new RuleBatch()
    .AddRule(new Rule { Expression = "x > 0", Description = "Positive" })
    .AddRule(new Rule { Expression = "x < 100", Description = "Under limit" })
    .AddRules(GetRulesFromDatabase());

Compile(RuleParameter[], string[]?)

Single compile pass for all rules.

var compileParams = new[] { new RuleParameter("customer", typeof(Customer)) };
batch.Compile(compileParams);

Evaluate(RuleParameter[]) / EvaluateParallel(RuleParameter[])

Evaluates all rules.

var results = batch.EvaluateParallel(parameters);
foreach (var result in results)
{
    Console.WriteLine($"{result.RuleDescription}: {(result.Success ? "PASS" : "FAIL")}");
}

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Loading Rules

Source	Method
Manual	batch.AddRule(new Rule { ... })
List	batch.AddRules(existingRules)
JSON	batch.AddRules(JsonRuleLoader.LoadWorkflowFromFile("rules.json").Rules)
Database	batch.AddRules(dbContext.Rules.Where(r => r.IsActive).ToList())

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Related

• IRuleEngine — Interface
• Workflow — Alternative container