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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 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 7266x 21667x 7x 7008x 114x 142x 142x 10x 132x 132x 694x 10x 1x 9x 1x 8x 8x 1x 7x 7x 7x 132x 7x 7x 7x 7x 7x 7x 5x 7x 7x | import {Issue} from "../issue";
import * as Statements from "../abap/2_statements/statements";
import * as Expressions from "../abap/2_statements/expressions";
import {ABAPRule} from "./_abap_rule";
import {BasicRuleConfig} from "./_basic_rule_config";
import {Dynamic, ParameterListExceptions, Target} from "../abap/2_statements/expressions";
import {Version} from "../version";
import {IRuleMetadata, RuleTag} from "./_irule";
import {EditHelper, IEdit} from "../edit_helper";
import {StatementNode} from "../abap/nodes";
import {ABAPFile} from "../abap/abap_file";
import {ABAPObject} from "../objects/_abap_object";
export class UseNewConf extends BasicRuleConfig {
}
export class UseNew extends ABAPRule {
private conf = new UseNewConf();
public getMetadata(): IRuleMetadata {
return {
key: "use_new",
title: "Use NEW",
shortDescription: `Checks for deprecated CREATE OBJECT statements.`,
extendedInformation: `https://github.com/SAP/styleguides/blob/main/clean-abap/CleanABAP.md#prefer-new-to-create-object
If the target variable is referenced in the CREATE OBJECT statement, no errors are issued`,
badExample: `CREATE OBJECT ref.`,
goodExample: `ref = NEW #( ).`,
tags: [RuleTag.Upport, RuleTag.Styleguide, RuleTag.Quickfix, RuleTag.SingleFile],
};
}
private getMessage(): string {
return "Use NEW #( ) to instantiate object.";
}
public getConfig() {
return this.conf;
}
public setConfig(conf: UseNewConf) {
this.conf = conf;
}
public runParsed(file: ABAPFile, obj: ABAPObject) {
const issues: Issue[] = [];
if (obj.getType() === "INTF") {
return [];
}
Iif (this.reg.getConfig().getVersion() < Version.v740sp02 && this.reg.getConfig().getVersion() !== Version.Cloud) {
return [];
}
for (const statement of file.getStatements()) {
if (statement.get() instanceof Statements.CreateObject) {
if (statement.findFirstExpression(Dynamic)) {
continue;
} else if (statement.findDirectExpression(ParameterListExceptions)) {
continue;
}
const target = statement.findDirectExpression(Target)?.concatTokens() + "->";
if (statement.concatTokens().includes(target)) {
continue;
}
const fix = this.buildFix(file, statement);
const issue = Issue.atPosition(file, statement.getStart(), this.getMessage(), this.getMetadata().key, this.conf.severity, fix);
issues.push(issue);
}
}
return issues;
}
private buildFix(file: ABAPFile, statement: StatementNode): IEdit | undefined {
const target = statement.findDirectExpression(Expressions.Target)?.concatTokens();
Iif (target === undefined) {
return undefined;
}
const parameters = statement.findDirectExpression(Expressions.ParameterListS);
const param = parameters ? parameters.concatTokens() + " " : "";
let type = statement.findDirectExpression(Expressions.ClassName)?.getFirstToken().getStr();
if (type === undefined) {
type = "#";
}
const string = `${target} = NEW ${type}( ${param}).`;
return EditHelper.replaceRange(file, statement.getStart(), statement.getEnd(), string);
}
} |