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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 96 97 98 99 100 101 102 103 104 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 11216x 11216x 11216x 11216x 11216x 33508x 33508x 33508x 33508x 33508x 33508x 33508x 33508x 33508x 33508x 33508x 33508x 33508x 33508x 33508x 33508x 33508x 33508x 33508x 11216x 11216x 10730x 10730x 11216x 11216x 227x 227x 11216x 11216x 274x 274x 274x 1430x 49x 29x 49x 1x 1x 19x 19x 19x 19x 19x 19x 1430x 274x 274x 274x 11216x 11216x 19x 19x 19x 4x 4x 4x 19x 2x 2x 2x 15x 6x 13x 1x 7x 1x 6x 1x 5x 1x 4x 1x 3x 2x 2x 17x 17x 17x 17x 17x 17x 17x 17x 11216x 11216x | import {Issue} from "../issue";
import {ABAPRule} from "./_abap_rule";
import * as Expressions from "../abap/2_statements/expressions";
import {BasicRuleConfig} from "./_basic_rule_config";
import {EditHelper, IEdit} from "../edit_helper";
import {IRuleMetadata, RuleTag} from "./_irule";
import {ABAPFile} from "../abap/abap_file";
import {Position} from "../position";
import {ExpressionNode} from "../abap/nodes";
export class PreferIsNotConf extends BasicRuleConfig {
}
export class PreferIsNot extends ABAPRule {
private conf = new PreferIsNotConf();
public getMetadata(): IRuleMetadata {
return {
key: "prefer_is_not",
title: "Prefer IS NOT to NOT IS",
shortDescription: `Prefer IS NOT to NOT IS`,
extendedInformation: `
https://github.com/SAP/styleguides/blob/main/clean-abap/CleanABAP.md#prefer-is-not-to-not-is
"if not is_valid( )." examples are skipped`,
tags: [RuleTag.Styleguide, RuleTag.Quickfix, RuleTag.SingleFile],
goodExample: `IF variable IS NOT INITIAL.
IF variable NP 'TODO*'.
IF variable <> 42.
IF variable CO 'hello'.`,
badExample: `IF NOT variable IS INITIAL.
IF NOT variable CP 'TODO*'.
IF NOT variable = 42.
IF NOT variable CA 'hello'.`,
};
}
public getConfig() {
return this.conf;
}
public setConfig(conf: PreferIsNotConf) {
this.conf = conf;
}
public runParsed(file: ABAPFile): Issue[] {
const issues: Issue[] = [];
for (const s of file.getStatements()) {
for (const c of s.findAllExpressions(Expressions.Compare)) {
if (c.concatTokens().toUpperCase().startsWith("NOT ") === false) {
continue;
} else if (c.getChildren().length === 2 && c.getChildren()[1].get() instanceof Expressions.MethodCallChain) {
continue;
}
const message = "Prefer IS NOT to NOT IS";
const fix = this.getFix(file, c);
issues.push(Issue.atToken(file, c.getFirstToken(), message, this.getMetadata().key, this.conf.severity, fix));
}
}
return issues;
}
private getFix(file: ABAPFile, c: ExpressionNode): IEdit|undefined {
let insertFix: IEdit;
if (c.getChildren()[2].getFirstToken().getStr().toUpperCase() === "IS") {
const tokenPositionBeforeDelete = c.getChildren()[2].getLastToken().getEnd();
const tokenPosition = new Position(tokenPositionBeforeDelete.getRow(), tokenPositionBeforeDelete.getCol() + 1);
insertFix = EditHelper.insertAt(file, tokenPosition, "NOT ");
} else if (c.getChildren()[2].getFirstToken().getStr().toUpperCase() === "IN" || c.getChildren()[2].getFirstToken().getStr().toUpperCase() === "BETWEEN") {
const tokenPositionBeforeDelete = c.getChildren()[1].getLastToken().getEnd();
const tokenPosition = new Position(tokenPositionBeforeDelete.getRow(), tokenPositionBeforeDelete.getCol() + 1);
insertFix = EditHelper.insertAt(file, tokenPosition, "NOT ");
} else if (c.getChildren()[2].getFirstToken().getStr() === "=") {
insertFix = EditHelper.replaceToken(file, c.getChildren()[2].getLastToken(), "<>");
} else if (c.getChildren()[2].getFirstToken().getStr() === "<>") {
insertFix = EditHelper.replaceToken(file, c.getChildren()[2].getLastToken(), "=");
} else if (c.getChildren()[2].getFirstToken().getStr() === "<") {
insertFix = EditHelper.replaceToken(file, c.getChildren()[2].getLastToken(), ">");
} else if (c.getChildren()[2].getFirstToken().getStr() === ">") {
insertFix = EditHelper.replaceToken(file, c.getChildren()[2].getLastToken(), "<");
} else if (c.getChildren()[2].getFirstToken().getStr() === "<=") {
insertFix = EditHelper.replaceToken(file, c.getChildren()[2].getLastToken(), ">=");
} else if (c.getChildren()[2].getFirstToken().getStr() === ">=") {
insertFix = EditHelper.replaceToken(file, c.getChildren()[2].getLastToken(), "<=");
} else {
return;
}
const endCol = c.getChildren()[0].getFirstToken().getEnd().getCol() + 1;
const endPosition = new Position(c.getChildren()[0].getFirstToken().getEnd().getRow(), endCol);
const deleteFix = EditHelper.deleteRange(file, c.getChildren()[0].getFirstToken().getStart(), endPosition);
const finalFix = EditHelper.merge(insertFix, deleteFix);
return finalFix;
}
}
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