All files / src/rules unknown_types.ts

100% Statements 178/178
94.73% Branches 54/57
100% Functions 10/10
100% Lines 178/178

Press n or j to go to the next uncovered block, b, p or k for the previous block.

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 1781x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 11092x 11092x 11092x 11092x 11092x 33105x 33105x 33105x 33105x 33105x 33105x 33105x 11092x 11092x 274x 274x 274x 11092x 11092x 10529x 10529x 11092x 11092x 266x 266x 11092x 11092x 340x 63x 63x 277x 277x 277x 277x 277x 277x 11092x 11092x 11092x 11092x 277x 277x 25x 25x 3x 3x 3x 3x 3x 25x 3x 3x 22x 22x 277x 277x 11092x 11092x 1258x 1258x 1258x 362x 1x 1x 1x 362x 362x 362x 362x 3x 3x 3x 362x 1258x 1258x 1140x 1140x 7968x 7968x 7968x 12x 12x 12x 7968x 1140x 1140x 1140x 1476x 1476x 1476x 3x 3x 3x 1476x 1140x 1258x 1258x 55x 55x 55x 2x 2x 2x 55x 1258x 1258x 121x 121x 121x 4x 4x 4x 121x 1258x 1258x 981x 981x 1258x 1258x 1258x 11092x 11092x 176x 60x 41x 41x 5x 5x 41x 55x 176x 8x 6x 6x 1x 1x 6x 7x 170x 170x 11092x 11092x 198445x 21x 198445x 1185x 188923x 188923x 1x 1x 188923x 198424x 31x 31x 198392x 198392x 11092x 11092x
import {IRegistry} from "../_iregistry";
import {SyntaxLogic} from "../abap/5_syntax/syntax";
import {BasicRuleConfig} from "./_basic_rule_config";
import {IObject} from "../objects/_iobject";
import {ABAPObject} from "../objects/_abap_object";
import {Issue} from "../issue";
import * as BasicTypes from "../abap/types/basic";
import {IRuleMetadata, RuleTag, IRule} from "./_irule";
import {ISpaghettiScopeNode} from "../abap/5_syntax/_spaghetti_scope";
import {AbstractType} from "../abap/types/basic/_abstract_type";
import {TypedIdentifier} from "../abap/types/_typed_identifier";
import {IInterfaceDefinition} from "../abap/types/_interface_definition";
import {Identifier} from "../abap/4_file_information/_identifier";
import {ScopeType} from "../abap/5_syntax/_scope_type";
import {ReferenceType} from "../abap/5_syntax/_reference";
import {UnknownType} from "../abap/types/basic";
 
export class UnknownTypesConf extends BasicRuleConfig {
}
 
export class UnknownTypes implements IRule {
  private reg: IRegistry;
  private conf = new UnknownTypesConf();
 
  public getMetadata(): IRuleMetadata {
    return {
      key: "unknown_types",
      title: "Unknown types",
      shortDescription: `Enables check for unknown data types, respects errorNamespace`,
      tags: [RuleTag.Syntax],
    };
  }
 
  public initialize(reg: IRegistry) {
    this.reg = reg;
    return this;
  }
 
  public getConfig() {
    return this.conf;
  }
 
  public setConfig(conf: UnknownTypesConf) {
    this.conf = conf;
  }
 
  public run(obj: IObject): Issue[] {
    if (!(obj instanceof ABAPObject)) {
      return [];
    }
 
    const spaghetti = new SyntaxLogic(this.reg, obj).run().spaghetti;
 
    const found = this.traverse(spaghetti.getTop());
    return this.removeDuplicates(found);
  }
 
/////////////////////
 
  private removeDuplicates(list: Issue[]): Issue[] {
    const deduplicated: Issue[] = [];
    for (const result of list) {
      let cont = false;
      for (const d of deduplicated) {
        if (result.getStart().equals(d.getStart())) {
          cont = true;
          break;
        }
      }
      if (cont === true) {
        continue;
      }
      deduplicated.push(result);
    }
    return deduplicated;
  }
 
  private traverse(node: ISpaghettiScopeNode): Issue[] {
    const ret: Issue[] = [];
    const nodeData = node.getData();
    for (const r of nodeData.references) {
      if (r.referenceType === ReferenceType.ObjectOrientedUnknownReference && r.extra?.ooName) {
        const message = r.extra.ooName + " unknown";
        ret.push(Issue.atIdentifier(r.position, message, this.getMetadata().key, this.conf.severity));
      }
 
      if (r.referenceType === ReferenceType.TypeReference
          && r.resolved instanceof TypedIdentifier
          && r.resolved.getType() instanceof UnknownType) {
        const message = (r.resolved.getType() as UnknownType).getError();
        ret.push(Issue.atIdentifier(r.position, message, this.getMetadata().key, this.conf.severity));
      }
    }
 
    if (node.getIdentifier().stype !== ScopeType.ClassImplementation) {
      const vars = nodeData.vars;
      for (const name in vars) {
        const identifier = vars[name];
        const found = this.containsUnknown(identifier.getType());
        if (found) {
          const message = "Variable \"" + name + "\" contains unknown: " + found;
          ret.push(Issue.atIdentifier(identifier, message, this.getMetadata().key, this.conf.severity));
        }
      }
 
      const types = nodeData.types;
      for (const name in types) {
        const identifier = types[name];
        const found = this.containsUnknown(identifier.getType());
        if (found) {
          const message = "Type \"" + name + "\" contains unknown: " + found;
          ret.push(Issue.atIdentifier(identifier, message, this.getMetadata().key, this.conf.severity));
        }
      }
    }
 
    for (const name in nodeData.idefs) {
      const v = nodeData.idefs[name];
      const found = this.checkParameters(v);
      if (found) {
        const message = "Contains unknown, " + found.found;
        ret.push(Issue.atIdentifier(found.id, message, this.getMetadata().key, this.conf.severity));
      }
    }
 
    for (const name in nodeData.cdefs) {
      const v = nodeData.cdefs[name];
      const found = this.checkParameters(v);
      if (found) {
        const message = "Contains unknown, " + found.found;
        ret.push(Issue.atIdentifier(found.id, message, this.getMetadata().key, this.conf.severity));
      }
    }
 
    for (const n of node.getChildren()) {
      ret.push(...this.traverse(n));
    }
 
    return ret;
  }
 
  private checkParameters(idef: IInterfaceDefinition): {id: Identifier, found: string} | undefined {
    for (const m of idef.getMethodDefinitions()?.getAll() || []) {
      for (const p of m.getParameters().getAll()) {
        const found = this.containsUnknown(p.getType());
        if (found) {
          return {id: p, found};
        }
      }
    }
    for (const e of idef.getEvents() || []) {
      for (const p of e.getParameters()) {
        const found = this.containsUnknown(p.getType());
        if (found) {
          return {id: p, found};
        }
      }
    }
    return undefined;
  }
 
  private containsUnknown(type: AbstractType): string | undefined {
    if (type instanceof BasicTypes.UnknownType) {
      return type.getError();
    } else if (type instanceof BasicTypes.StructureType) {
      for (const c of type.getComponents()) {
        const found = this.containsUnknown(c.type instanceof TypedIdentifier ? c.type.getType() : c.type);
        if (found) {
          return found;
        }
      }
    } else if (type instanceof BasicTypes.TableType) {
      return this.containsUnknown(type.getRowType());
    }
    return undefined;
  }
 
}