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| 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 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 8922x 8922x 8922x 8922x 8922x 35094x 35094x 35094x 35094x 35094x 35094x 35094x 35094x 35094x 35094x 35094x 8922x 8922x 8485x 8485x 8922x 8922x 202x 202x 8922x 8922x 216x 216x 216x 1213x 1203x 1203x 10x 1213x 1x 1x 1x 1x 1213x 216x 216x 216x 8922x 8922x | import * as Expressions from "../abap/2_statements/expressions";
import * as Statements from "../abap/2_statements/statements";
import {Issue} from "../issue";
import {ABAPRule} from "./_abap_rule";
import {BasicRuleConfig} from "./_basic_rule_config";
import {IRuleMetadata, RuleTag} from "./_irule";
import {ABAPFile} from "../abap/abap_file";
export class NoChainedAssignmentConf extends BasicRuleConfig {
}
export class NoChainedAssignment extends ABAPRule {
private conf = new NoChainedAssignmentConf();
public getMetadata(): IRuleMetadata {
return {
key: "no_chained_assignment",
title: "No chained assignment",
shortDescription: `Find chained assingments and reports issues`,
extendedInformation: `https://github.com/SAP/styleguides/blob/main/clean-abap/CleanABAP.md#dont-chain-assignments`,
tags: [RuleTag.SingleFile, RuleTag.Styleguide],
badExample: `var1 = var2 = var3.`,
goodExample: `var2 = var3.
var1 = var2.`,
};
}
public getConfig() {
return this.conf;
}
public setConfig(conf: NoChainedAssignmentConf) {
this.conf = conf;
}
public runParsed(file: ABAPFile) {
const issues: Issue[] = [];
for (const s of file.getStatements()) {
if (!(s.get() instanceof Statements.Move)) {
continue;
}
if (s.findDirectExpressions(Expressions.Target).length >= 2) {
const message = "No chained assignment";
const issue = Issue.atStatement(file, s, message, this.getMetadata().key);
issues.push(issue);
}
}
return issues;
}
}
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