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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 50x 50x 1x 1x 64x 64x 1x 1x 49x 49x 1x 1x 1x 1x 1x 1x 10512x 10512x 10512x 10512x 31333x 31333x 31333x 31333x 31333x 31333x 31333x 31333x 31333x 31333x 31333x 31333x 31333x 31333x 31333x 31333x 31333x 31333x 31333x 31333x 31333x 10512x 10512x 9970x 9970x 10512x 10512x 251x 251x 10512x 10512x 272x 272x 272x 272x 12x 12x 260x 272x 19x 19x 272x 5x 5x 272x 26x 26x 260x 260x 260x 10512x 10512x 10512x 10512x 26x 26x 26x 26x 39x 32x 39x 5x 7x 1x 1x 39x 25x 25x 26x 3x 3x 3x 3x 22x 22x 22x 10512x 10512x 19x 19x 19x 19x 19x 19x 19x 19x 19x 19x 2x 2x 2x 2x 2x 19x 19x 19x 1x 1x 1x 1x 18x 18x 18x 10512x 10512x 5x 5x 5x 5x 5x 5x 10x 10x 1x 1x 10x 11x 11x 9x 5x 5x 5x 2x 2x 2x 2x 3x 3x 3x 10512x | import * as Expressions from "../abap/2_statements/expressions"; import * as Statements from "../abap/2_statements/statements"; import * as Structures from "../abap/3_structures/structures"; import {Issue} from "../issue"; import {BasicRuleConfig} from "./_basic_rule_config"; import {ABAPRule} from "./_abap_rule"; import {IRuleMetadata, RuleTag} from "./_irule"; import {ExpressionNode, StructureNode} from "../abap/nodes"; import {ABAPFile} from "../abap/abap_file"; class Conditions { private readonly arr: string[] = []; public constructor() { this.arr = []; } public push(e: ExpressionNode) { this.arr.push(e.concatTokens()); } public findFirstDuplicate() { return this.arr.find(x => this.arr.indexOf(x) !== this.arr.lastIndexOf(x)); } } export class IdenticalConditionsConf extends BasicRuleConfig { } export class IdenticalConditions extends ABAPRule { private conf = new IdenticalConditionsConf(); public getMetadata(): IRuleMetadata { return { key: "identical_conditions", title: "Identical conditions", shortDescription: `Find identical conditions in IF + CASE + WHILE etc Prerequsites: code is pretty printed with identical cAsE`, tags: [RuleTag.SingleFile], badExample: `IF foo = bar OR 1 = a OR foo = bar. ENDIF. CASE bar. WHEN '1'. WHEN 'A' OR '1'. ENDCASE.`, goodExample: `IF foo = bar OR 1 = a. ENDIF. CASE bar. WHEN '1'. WHEN 'A'. ENDCASE.`, }; } public getConfig() { return this.conf; } public setConfig(conf: IdenticalConditionsConf) { this.conf = conf; } public runParsed(file: ABAPFile): Issue[] { let issues: Issue[] = []; const structure = file.getStructure(); if (structure === undefined) { return []; } for (const i of structure.findAllStructures(Structures.If)) { issues = issues.concat(this.analyzeIf(file, i)); } for (const i of structure.findAllStructures(Structures.Case)) { issues = issues.concat(this.analyzeWhen(file, i)); } for (const i of structure.findAllExpressions(Expressions.Cond)) { issues = issues.concat(this.analyzeCond(file, i)); } return issues; } //////////////// private analyzeCond(file: ABAPFile, node: ExpressionNode): Issue[] { const conditions = new Conditions(); let operator = ""; for (const c of node.getChildren()) { if (c instanceof ExpressionNode) { conditions.push(c); } else if (operator === "") { operator = c.get().getStr().toUpperCase(); } else if (operator !== c.get().getStr().toUpperCase()) { return []; } } const duplicate = conditions.findFirstDuplicate(); if (duplicate) { const message = "Identical conditions: " + duplicate; const issue = Issue.atToken(file, node.getFirstToken(), message, this.getMetadata().key, this.conf.severity); return [issue]; } return []; } private analyzeIf(file: ABAPFile, node: StructureNode): Issue[] { const conditions = new Conditions(); const i = node.findDirectStatement(Statements.If); if (i === undefined) { throw new Error("identical_conditions, no IF found"); } const c = i?.findDirectExpression(Expressions.Cond); if (c) { conditions.push(c); } for (const e of node.findDirectStructures(Structures.ElseIf)) { const c = e.findDirectStatement(Statements.ElseIf)?.findDirectExpression(Expressions.Cond); if (c) { conditions.push(c); } } const duplicate = conditions.findFirstDuplicate(); if (duplicate) { const message = "Identical conditions: " + duplicate; const issue = Issue.atStatement(file, i, message, this.getMetadata().key, this.conf.severity); return [issue]; } return []; } private analyzeWhen(file: ABAPFile, node: StructureNode): Issue[] { const conditions = new Conditions(); const i = node.findDirectStatement(Statements.Case); if (i === undefined) { throw new Error("identical_conditions, no CASE found"); } for (const e of node.findDirectStructures(Structures.When)) { const w = e.findDirectStatement(Statements.When); if (w === undefined) { continue; } for (const s of w.findAllExpressions(Expressions.Source)) { conditions.push(s); } } const duplicate = conditions.findFirstDuplicate(); if (duplicate) { const message = "Identical conditions: " + duplicate; const issue = Issue.atStatement(file, i, message, this.getMetadata().key, this.conf.severity); return [issue]; } return []; } } |