All files / src/rules cyclomatic_complexity.ts

96.36% Statements 53/55
90% Branches 9/10
100% Functions 7/7
96.36% Lines 53/55

Press n or j to go to the next uncovered block, b, p or k for the previous block.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 551x 1x 1x 1x 1x 1x 1x 22390x 22390x 22390x 1x 11196x 11196x 11196x 11196x 11196x 33389x 33389x 33389x 33389x 33389x 33389x 33389x 11196x 11196x 10632x 10632x 11196x 11196x 266x 266x     266x 11196x 11196x 268x 268x 11196x 11196x 334x 334x 334x 334x 334x 51x 1x 1x 1x 1x 51x 334x 334x 11196x 11196x
import {BasicRuleConfig} from "./_basic_rule_config";
import {Issue} from "../issue";
import {IRule, IRuleMetadata, RuleTag} from "./_irule";
import {IRegistry} from "../_iregistry";
import {IObject} from "../objects/_iobject";
import {CyclomaticComplexityStats} from "../utils/cyclomatic_complexity_stats";
 
export class CyclomaticComplexityConf extends BasicRuleConfig {
  public max: number = 20;
}
 
export class CyclomaticComplexity implements IRule {
 
  private conf = new CyclomaticComplexityConf();
 
  public getMetadata(): IRuleMetadata {
    return {
      key: "cyclomatic_complexity",
      title: "Cyclomatic Complexity",
      shortDescription: `Cyclomatic complexity, only reported for methods`,
      tags: [RuleTag.SingleFile],
    };
  }
 
  public getConfig() {
    return this.conf;
  }
 
  public setConfig(conf: CyclomaticComplexityConf): void {
    this.conf = conf;
    if (this.conf.max === undefined) {
      this.conf.max = new CyclomaticComplexityConf().max;
    }
  }
 
  public initialize(_reg: IRegistry) {
    return this;
  }
 
  public run(obj: IObject): Issue[] {
    const issues: Issue[] = [];
 
    const stats = CyclomaticComplexityStats.run(obj);
 
    for (const s of stats) {
      if (s.count > this.conf.max) {
        const message = "Max cyclomatic complexity reached, " + s.count + ", " + s.name;
        const issue = Issue.atPosition(s.file, s.pos, message, this.getMetadata().key, this.conf.severity);
        issues.push(issue);
      }
    }
    return issues;
  }
 
}