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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 10505x 10505x 10505x 10505x 10505x 31350x 31350x 31350x 31350x 31350x 31350x 31350x 31350x 31350x 31350x 31350x 31350x 31350x 31350x 31350x 31350x 31350x 31350x 31350x 10505x 10505x 9970x 9970x 10505x 10505x 251x 251x 10505x 10505x 298x 298x 298x 298x 12x 12x 286x 298x 50x 50x 286x 298x 28x 28x 25x 28x 3x 3x 28x 28x 9x 9x 9x 9x 9x 9x 2x 2x 2x 9x 9x 9x 9x 9x 9x 28x 286x 298x 11x 11x 298x 5x 5x 286x 286x 286x 10505x 10505x 10505x 10505x 5x 5x 4x 4x 1x 1x 5x 1x 1x 5x 1x 1x 1x 10505x 10505x 11x 11x 11x 11x 11x 11x 11x 11x 1x 1x 1x 11x 11x 11x 10505x 10505x 50x 50x 50x 50x 50x 89x 89x 20x 89x 69x 27x 4x 4x 23x 27x 3x 3x 27x 23x 27x 16x 16x 27x 89x 60x 89x 5x 5x 89x 41x 50x 10x 10x 10x 10x 41x 41x 41x 10505x 10505x 23x 23x 23x 23x 63x 20x 20x 16x 20x 20x 63x 23x 23x 23x 10505x 10505x | 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 {ExpressionNode, StatementNode, TokenNode} from "../abap/nodes"; import {ABAPFile} from "../abap/abap_file"; import {EditHelper} from "../edit_helper"; export class ManyParenthesesConf extends BasicRuleConfig { } export class ManyParentheses extends ABAPRule { private conf = new ManyParenthesesConf(); public getMetadata(): IRuleMetadata { return { key: "many_parentheses", title: "Too many parentheses", shortDescription: `Searches for expressions where extra parentheses can safely be removed`, tags: [RuleTag.SingleFile, RuleTag.Quickfix], badExample: ` IF ( destination IS INITIAL ). ENDIF. IF foo = boo AND ( bar = lar AND moo = loo ). ENDIF. `, goodExample: ` IF destination IS INITIAL. ENDIF. IF foo = boo AND bar = lar AND moo = loo. ENDIF. `, }; } public getConfig() { return this.conf; } public setConfig(conf: ManyParenthesesConf) { this.conf = conf; } public runParsed(file: ABAPFile) { const issues: Issue[] = []; const structure = file.getStructure(); if (structure === undefined) { return []; } for (const cond of structure.findAllExpressionsMulti([Expressions.Cond, Expressions.ComponentCond])) { issues.push(...this.analyze(file, cond)); } for (const sub of structure.findAllExpressionsMulti([Expressions.CondSub, Expressions.ComponentCondSub])) { let cond: readonly ExpressionNode[] = []; if (sub.get() instanceof Expressions.CondSub) { cond = sub.findDirectExpressions(Expressions.Cond); } else { cond = sub.findDirectExpressions(Expressions.ComponentCond); } if (cond.length !== 1) { continue; } if (cond[0].getChildren().length === 1) { const message = "Too many parentheses, simple"; const children = sub.getChildren(); let startToken = sub.getFirstToken(); let fixText = sub.getChildren()[1].concatTokens(); if (startToken.getStr().toUpperCase() === "NOT") { startToken = children[1].getFirstToken(); fixText = sub.getChildren()[2].concatTokens(); } const fix = EditHelper.replaceRange(file, startToken.getStart(), sub.getLastToken().getEnd(), fixText); const issue = Issue.atToken(file, startToken, message, this.getMetadata().key, this.conf.severity, fix); issues.push(issue); } } for (const m of structure.findAllStatements(Statements.Move)) { issues.push(...this.analyzeMove(file, m)); } for (const m of structure.findAllStatements(Statements.Select)) { issues.push(...this.analyzeInto(file, m)); } return issues; } //////////////////// private analyzeInto(file: ABAPFile, m: StatementNode): Issue[] { const into = m.findFirstExpression(Expressions.SQLIntoList); if (into === undefined) { return []; } const second = into.getAllTokens()[1]; if (second === undefined || second.getStr() !== "(") { return []; } const concat = into.concatTokens(); if (concat.endsWith(")") === true && concat.includes(",") === false) { const issue = Issue.atStatement(file, m, "Too many parentheses", this.getMetadata().key, this.conf.severity); return [issue]; } return []; } private analyzeMove(file: ABAPFile, m: StatementNode): Issue[] { const issues: Issue[] = []; const children = m.getChildren(); const last = children[ children.length - 2]; const lastChildren = last.getChildren(); if (lastChildren.length === 3 && lastChildren[0].getFirstToken().getStr() === "(" && lastChildren[2].getFirstToken().getStr() === ")") { const issue = Issue.atToken(file, last.getFirstToken(), "Too many parentheses", this.getMetadata().key, this.conf.severity); issues.push(issue); } return issues; } private analyze(file: ABAPFile, cond: ExpressionNode): Issue[] { const issues: Issue[] = []; let comparator = ""; let found = false; for (const c of cond.getChildren()) { let current = ""; if (c instanceof TokenNode) { current = c.get().getStr().toUpperCase(); } else if (c instanceof ExpressionNode && (c.get() instanceof Expressions.CondSub || c.get() instanceof Expressions.ComponentCondSub)) { if (c.getFirstToken().getStr().toUpperCase() === "NOT") { return []; } let i = c.findDirectExpression(Expressions.Cond); if (i === undefined) { i = c.findDirectExpression(Expressions.ComponentCond); } if (i === undefined) { return []; } current = this.findComparator(i); if (current !== "") { found = true; // dont report for the simple case that contains quick fixes } } if (comparator === "") { comparator = current; } else if (comparator !== "" && current !== "" && comparator !== current) { return []; } } if (comparator !== "" && comparator !== "MIXED" && found === true) { const message = "Too many parentheses, complex"; const issue = Issue.atToken(file, cond.getFirstToken(), message, this.getMetadata().key, this.conf.severity); issues.push(issue); } return issues; } private findComparator(cond: ExpressionNode): string { let comparator = ""; const children = cond.getChildren(); for (const c of children) { if (c instanceof TokenNode) { const current = c.get().getStr().toUpperCase(); if (comparator === "") { comparator = current; } else if (current !== comparator) { return "MIXED"; } } } return comparator; } } |