All files / src/rules line_length.ts

92.53% Statements 62/67
84.61% Branches 11/13
100% Functions 6/6
92.53% Lines 62/67

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 55 56 57 58 59 60 61 62 63 64 65 66 67 681x 1x 1x 1x 1x 1x 24409x 24409x 24409x 24409x 24409x 1x 12205x 12205x 12205x 12205x 12205x 118115x 118115x 118115x 118115x 118115x 118115x 118115x 118115x 118115x 118115x 118115x 118115x 12205x 12205x 11940x 11940x 12205x 12205x 256x 256x 12205x 12205x 277x 277x 277x 277x 277x 277x 2x 2x 277x 277x 277x 1922x 1922x 2x 2x 1922x       1922x 1922x     1922x 277x 277x 12205x 12205x  
import {ABAPFile} from "../abap/abap_file";
import {Issue} from "../issue";
import {ABAPRule} from "./_abap_rule";
import {BasicRuleConfig} from "./_basic_rule_config";
import {RuleTag} from "./_irule";
 
export class LineLengthConf extends BasicRuleConfig {
  /** Maximum line length in characters, trailing whitespace ignored */
  public length: number = 120;
  public maxIssuesPerFile: number | undefined = 10;
}
 
export class LineLength extends ABAPRule {
 
  private conf = new LineLengthConf();
 
  public getMetadata() {
    return {
      key: "line_length",
      title: "Line length",
      shortDescription: `Detects lines exceeding the provided maximum length.`,
      extendedInformation: `https://github.com/SAP/styleguides/blob/main/clean-abap/CleanABAP.md#stick-to-a-reasonable-line-length
https://docs.abapopenchecks.org/checks/04/`,
      tags: [RuleTag.Styleguide, RuleTag.SingleFile],
      badExample: "DATA long_text TYPE string VALUE 'this line keeps going until it is longer than the configured maximum'.",
      goodExample: `DATA long_text TYPE string.
long_text = 'split long expressions across multiple lines'.`,
    };
  }
 
  public getConfig() {
    return this.conf;
  }
 
  public setConfig(conf: LineLengthConf) {
    this.conf = conf;
  }
 
  public runParsed(file: ABAPFile) {
    const issues: Issue[] = [];
    // maximum line length in abap files
    const maxLineLength: number = 255;
 
    let max = this.getConfig().maxIssuesPerFile;
    if (max === undefined || max < 1) {
      max = 10;
    }
 
    const array = file.getRawRows();
    for (let rowIndex = 0; rowIndex < array.length; rowIndex++) {
      const row = array[rowIndex].replace("\r", "");
      if (row.length > maxLineLength) {
        const message = `Maximum allowed line length of ${maxLineLength} exceeded, currently ${row.length}`;
        issues.push(Issue.atRow(file, rowIndex + 1, message, this.getMetadata().key, this.conf.severity));
      } else if (row.length > this.conf.length) {
        const message = `Reduce line length to max ${this.conf.length}, currently ${row.length}`;
        issues.push(Issue.atRow(file, rowIndex + 1, message, this.getMetadata().key, this.conf.severity));
      }
 
      if (issues.length >= max) {
        break;
      }
    }
    return issues;
  }
 
}