All files / src/rules whitespace_end.ts

97.1% Statements 67/69
91.66% Branches 11/12
100% Functions 7/7
97.1% Lines 67/69

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 68 691x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 12073x 12073x 12073x 12073x 12073x 59146x 59146x 59146x 59146x 59146x 59146x 59146x 59146x 59146x 59146x 12073x 12073x 4x 4x 12073x 12073x 11532x 11532x 12073x 12073x 255x 255x 12073x 12073x 259x 259x 12073x 12073x 347x 347x 347x 378x     378x 378x 378x 378x 4337x 4x 4x 4x 4x 4x 4x 4x 4337x 378x 347x 347x 347x 12073x
import {Issue} from "../issue";
import {Position} from "../position";
import {BasicRuleConfig} from "./_basic_rule_config";
import {EditHelper} from "../edit_helper";
import {IRule, IRuleMetadata, RuleTag} from "./_irule";
import {IRegistry} from "../_iregistry";
import {IObject} from "../objects/_iobject";
import {MIMEObject, WebMIME} from "../objects";
 
export class WhitespaceEndConf extends BasicRuleConfig {
}
 
export class WhitespaceEnd implements IRule {
 
  private conf = new WhitespaceEndConf();
 
  public getMetadata(): IRuleMetadata {
    return {
      key: "whitespace_end",
      title: "Whitespace at end of line",
      shortDescription: `Checks for redundant whitespace at the end of each line.`,
      extendedInformation: `SMIM and W3MI files are not checked.`,
      tags: [RuleTag.Whitespace, RuleTag.Quickfix, RuleTag.SingleFile],
      badExample: `WRITE 'hello'.      `,
      goodExample: `WRITE 'hello'.`,
    };
  }
 
  private getMessage(): string {
    return "Remove whitespace at end of line";
  }
 
  public getConfig() {
    return this.conf;
  }
 
  public setConfig(conf: WhitespaceEndConf) {
    this.conf = conf;
  }
 
  public initialize(_reg: IRegistry): IRule {
    return this;
  }
 
  public run(obj: IObject): readonly Issue[] {
    const issues: Issue[] = [];
 
    for (const file of obj.getFiles()) {
      if (obj instanceof MIMEObject || obj instanceof WebMIME) {
        continue;
      }
 
      const rows = file.getRawRows();
 
      for (let i = 0; i < rows.length; i++) {
        if (rows[i].endsWith(" ") || rows[i].endsWith(" \r")) {
          const match = / +\r?$/.exec(rows[i]);
          const start = new Position(i + 1, match!.index + 1);
          const end = new Position(i + 1, rows[i].length + 1);
          const fix = EditHelper.deleteRange(file, start, end);
          const issue = Issue.atRange(file, start, end, this.getMessage(), this.getMetadata().key, this.conf.severity, fix);
          issues.push(issue);
        }
      }
    }
 
    return issues;
  }
}