All files / src/rules space_before_colon.ts

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import {Position} from "../position";
import {ABAPFile} from "../abap/abap_file";
import {EditHelper} from "../edit_helper";
import {Issue} from "../issue";
import {ABAPRule} from "./_abap_rule";
import {BasicRuleConfig} from "./_basic_rule_config";
import {IRuleMetadata, RuleTag} from "./_irule";
 
export class SpaceBeforeColonConf extends BasicRuleConfig {
}
 
export class SpaceBeforeColon extends ABAPRule {
 
  private conf = new SpaceBeforeColonConf();
 
  public getMetadata(): IRuleMetadata {
    return {
      key: "space_before_colon",
      title: "Space before colon",
      shortDescription: `Checks that there are no spaces in front of colons in chained statements.`,
      extendedInformation: `https://docs.abapopenchecks.org/checks/80/`,
      tags: [RuleTag.Whitespace, RuleTag.SingleFile, RuleTag.Quickfix],
      badExample: `DATA : foo TYPE string.`,
      goodExample: `DATA: foo TYPE string.`,
    };
  }
 
  private getMessage(): string {
    return "Remove space before colon";
  }
 
  public getConfig() {
    return this.conf;
  }
 
  public setConfig(conf: SpaceBeforeColonConf) {
    this.conf = conf;
  }
 
  public runParsed(file: ABAPFile) {
    const issues: Issue[] = [];
 
    let prev = file.getTokens()[0];
 
    for (const token of file.getTokens()) {
      if (token.getStr() === ":" && !prev) {
        const issue = Issue.atToken(file, token, this.getMessage(), this.getMetadata().key, this.conf.severity);
        issues.push(issue);
      } else if (token.getStr() === ":"
          && prev.getRow() === token.getRow()
          && prev.getCol() + prev.getStr().length < token.getCol()) {
        const start = new Position(token.getRow(), prev.getEnd().getCol());
        const end = new Position(token.getRow(), token.getStart().getCol());
        const fix = EditHelper.deleteRange(file, start, end);
        const issue = Issue.atRowRange(file, start.getRow(),
                                       start.getCol(), end.getCol(),
                                       this.getMessage(), this.getMetadata().key, this.conf.severity, fix);
        issues.push(issue);
      }
      prev = token;
    }
 
    return issues;
  }
 
}