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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 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 22006x 22006x 22006x 22006x 1x 11004x 11004x 11004x 11004x 11004x 11004x 11004x 32838x 32838x 32838x 32838x 32838x 32838x 32838x 32838x 32838x 32838x 32838x 11004x 11004x 20x 20x 11004x 11004x 10451x 10451x 11004x 11004x 261x 261x 11004x 11004x 306x 306x 306x 306x 306x 12x 12x 294x 294x 306x 54x 54x 54x 20x 20x 54x 294x 294x 294x 11004x 11004x 306x 238x 238x 238x 238x 238x 238x 238x 238x 238x 238x 238x 238x 238x 238x 238x 306x 11004x 11004x 20x 20x 20x 20x 19x 19x 19x 19x 1x 1x 1x 1x 20x 11004x 11004x | import * as Expressions from "../abap/2_statements/expressions";
import {Issue} from "../issue";
import {ABAPRule} from "./_abap_rule";
import {BasicRuleConfig} from "./_basic_rule_config";
import {EditHelper} from "../edit_helper";
import {AbstractToken} from "../abap/1_lexer/tokens/abstract_token";
import {IRuleMetadata, RuleTag} from "./_irule";
import {ABAPFile} from "../abap/abap_file";
export class PreferredCompareOperatorConf extends BasicRuleConfig {
/** Operators which are not allowed */
public badOperators: string[] = ["EQ", "><", "NE", "GE", "GT", "LT", "LE"];
}
export class PreferredCompareOperator extends ABAPRule {
private conf = new PreferredCompareOperatorConf();
private readonly operatorMapping: Map<string, string> = new Map<string, string>();
public getMetadata(): IRuleMetadata {
return {
key: "preferred_compare_operator",
title: "Preferred compare operator",
shortDescription: `Configure undesired operator variants`,
tags: [RuleTag.SingleFile, RuleTag.Quickfix],
badExample: `IF foo EQ bar.
ENDIF.`,
goodExample: `IF foo = bar.
ENDIF.`,
};
}
private getDescription(operator: string): string {
return "Compare operator \"" + operator + "\" not preferred";
}
public getConfig() {
return this.conf;
}
public setConfig(conf: PreferredCompareOperatorConf) {
this.conf = conf;
}
public runParsed(file: ABAPFile) {
this.buildMapping();
const issues: Issue[] = [];
const struc = file.getStructure();
if (struc === undefined) {
return [];
}
const operators = struc.findAllExpressionsMulti([Expressions.CompareOperator, Expressions.SQLCompareOperator]);
for (const op of operators) {
const token = op.getLastToken();
// todo, performance, lookup in hash map instead(JS object)
if (this.conf.badOperators.indexOf(token.getStr().toUpperCase()) >= 0) {
issues.push(this.createIssue(token, file));
}
}
return issues;
}
private buildMapping() {
if (this.operatorMapping.size === 0) {
this.operatorMapping.set("EQ", "=");
this.operatorMapping.set("><", "<>");
this.operatorMapping.set("NE", "<>");
this.operatorMapping.set("GE", ">=");
this.operatorMapping.set("GT", ">");
this.operatorMapping.set("LT", "<");
this.operatorMapping.set("LE", "<=");
this.operatorMapping.set("=", "EQ");
this.operatorMapping.set("<>", "NE");
this.operatorMapping.set(">=", "GE");
this.operatorMapping.set(">", "GT");
this.operatorMapping.set("<", "LT");
this.operatorMapping.set("<=", "LE");
}
}
private createIssue(token: AbstractToken, file: ABAPFile): Issue {
const message = this.getDescription(token.getStr());
const replacementToken = this.operatorMapping?.get(token.getStr());
// values in badOperators can be entered by the user and may not necessarily be actual operators
if (replacementToken) {
const fix = EditHelper.replaceRange(file, token.getStart(), token.getEnd(), replacementToken);
const issue = Issue.atToken(file, token, message, this.getMetadata().key, this.conf.severity, fix);
return issue;
}
else {
const issue = Issue.atToken(file, token, message, this.getMetadata().key, this.conf.severity);
return issue;
}
}
} |