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import {BuiltIn} from "./_builtin"; import {DDIC} from "../../ddic"; import {Position} from "../../position"; import {SpaghettiScope, SpaghettiScopeNode} from "./spaghetti_scope"; import {Token} from "../1_lexer/tokens/_token"; import {Identifier} from "../4_file_information/_identifier"; import {ScopeType} from "./_scope_type"; import {IRegistry} from "../../_iregistry"; import {IClassDefinition} from "../types/_class_definition"; import {IInterfaceDefinition} from "../types/_interface_definition"; import {IFormDefinition} from "../types/_form_definition"; import {IScopeIdentifier} from "./_spaghetti_scope"; import {ReferenceType, IReferenceExtras} from "./_reference"; import {IObject} from "../../objects/_iobject"; import {Class} from "../../objects/class"; import {Interface} from "../../objects/interface"; import {EnhancementSpot} from "../../objects/enhancement_spot"; import {TypePool} from "../../objects/type_pool"; import {SyntaxLogic} from "./syntax"; import {IDDICReferences} from "../../_iddic_references"; import {FunctionGroup} from "../../objects"; import {IMSAGReferences} from "../../_imsag_references"; export class CurrentScope { protected readonly reg: IRegistry; protected current: SpaghettiScopeNode | undefined; protected allowHeaderUse: string | undefined; protected parentObj: IObject; public static buildDefault(reg: IRegistry, obj: IObject): CurrentScope { const s = new CurrentScope(reg, obj); s.push(ScopeType.BuiltIn, ScopeType.BuiltIn, new Position(1, 1), BuiltIn.filename); this.addBuiltIn(s, reg.getConfig().getSyntaxSetttings().globalConstants!); let name: string = ScopeType.Global; if (obj) { name = name + "_" + obj.getName(); } s.push(ScopeType.Global, name, new Position(1, 1), name); return s; } private static addBuiltIn(s: CurrentScope, extras: string[]) { const b = new BuiltIn(); const builtin = b.get(extras); s.addList(builtin); for (const t of b.getTypes()) { s.addType(t); } } private constructor(reg: IRegistry, obj: IObject) { this.current = undefined; this.parentObj = obj; this.reg = reg; } /////////////////////////// public getVersion() { return this.reg.getConfig().getVersion(); } public getRegistry(): IRegistry { return this.reg; } public addType(type: TypedIdentifier | undefined) { if (type === undefined) { return; } this.addTypeNamed(type.getName(), type); } public addTypeNamed(name: string, type: TypedIdentifier | undefined) { if (type === undefined) { return; } if (this.current === undefined) { return; } const upper = name.toUpperCase(); if (this.current.getData().types[upper] !== undefined) { throw new Error(`Type name "${name}" already defined`); } else if (this.isOO() && this.current.getData().vars[upper] !== undefined) { throw new Error(`"${name}" already defined`); } this.current.getData().types[upper] = type; } public addExtraLikeType(type: TypedIdentifier | undefined) { if (type === undefined) { return; } this.addExtraLikeTypeNamed(type.getName(), type); } public addExtraLikeTypeNamed(name: string, type: TypedIdentifier | undefined) { if (type === undefined) { return; } if (this.current === undefined) { return; } const upper = name.toUpperCase(); if (this.current.getData().extraLikeTypes[upper] !== undefined) { throw new Error(`Type name "${name}" already defined`); } this.current.getData().extraLikeTypes[upper] = type; } public addClassDefinition(c: IClassDefinition) { if (this.current === undefined) { return; } const name = c.getName().toUpperCase(); if (this.current.getData().cdefs[name] !== undefined) { throw new Error(`Class "${name}" already defined`); } this.current.getData().cdefs[name] = c; } public addFormDefinitions(f: readonly IFormDefinition[]) { if (this.current === undefined) { return; } this.current.getData().forms.push(...f); } public addInterfaceDefinition(i: IInterfaceDefinition) { this.current?.getData().idefs.push(i); } public addNamedIdentifier(name: string, identifier: TypedIdentifier) { if (this.current === undefined) { return; } const upper = name.toUpperCase(); if (this.current.getData().vars[upper] !== undefined) { throw new Error(`Variable name "${name}" already defined`); } else if (this.isOO() && this.current.getData().types[upper] !== undefined) { throw new Error(`"${name}" already defined`); } this.current.getData().vars[upper] = identifier; } public addIdentifier(identifier: TypedIdentifier | undefined) { if (identifier === undefined) { return; } this.addNamedIdentifier(identifier.getName(), identifier); } public addDeferred(token: Token | undefined) { if (token === undefined) { return; } this.current?.getData().deferred.push(token); } public addListPrefix(identifiers: readonly TypedIdentifier[], prefix: string) { for (const id of identifiers) { this.addNamedIdentifier(prefix + id.getName(), id); } } public addList(identifiers: readonly TypedIdentifier[]) { for (const id of identifiers) { this.addIdentifier(id); } } public addReference( usage: Token | undefined, referencing: Identifier | undefined, type: ReferenceType | ReferenceType[] | undefined, filename: string, extra?: IReferenceExtras) { if (usage === undefined || type === undefined) { return; } const position = new Identifier(usage, filename); if (Array.isArray(type)) { for (const t of type) { this.current?.getData().references.push({position, resolved: referencing, referenceType: t, extra}); } } else { this.current?.getData().references.push({position, resolved: referencing, referenceType: type, extra}); } } public addSQLConversion(fieldName: string, message: string, token: Token) { this.current?.getData().sqlConversion.push({fieldName, message, token}); } /////////////////////////// public findFunctionModule(name: string | undefined) { if (name === undefined) { return undefined; } for (const fugr of this.reg.getObjectsByType("FUGR")) { const func = (fugr as FunctionGroup).getModule(name); if (func !== undefined) { return func; } } return undefined; } public findObjectDefinition(name: string | undefined): IClassDefinition | IInterfaceDefinition | undefined { if (name === undefined) { return undefined; } const clas = this.findClassDefinition(name); if (clas) { return clas; } const intf = this.findInterfaceDefinition(name); if (intf) { return intf; } return undefined; } public isBadiDef(name: string): boolean { const upper = name.toUpperCase(); for (const enhs of this.reg.getObjectsByType("ENHS")) { for (const def of (enhs as EnhancementSpot).listBadiDefinitions()) { if (def.name.toUpperCase() === upper) { return true; } } } return false; } // todo, found + type can be removed from method output? public existsObject(name: string | undefined): {found: boolean, id?: Identifier, type?: ReferenceType, ooType?: IReferenceExtras["ooType"], RTTIName?: string} { if (name === undefined) { return {found: false}; } let prefixRTTI = ""; if (this.parentObj.getType() === "PROG") { prefixRTTI = "\\PROGRAM=" + this.parentObj.getName(); } else if (this.parentObj.getType() === "CLAS") { prefixRTTI = "\\CLASS-POOL=" + this.parentObj.getName(); } const findLocalClass = this.current?.findClassDefinition(name); if (findLocalClass) { if (findLocalClass.isGlobal() === true) { prefixRTTI = ""; } return {found: true, id: findLocalClass, type: ReferenceType.ObjectOrientedReference, ooType: "CLAS", RTTIName: prefixRTTI + "\\CLASS=" + findLocalClass.getName()}; } const globalClas = this.reg.getObject("CLAS", name); if (globalClas) { return {found: true, id: globalClas.getIdentifier(), type: ReferenceType.ObjectOrientedReference, ooType: "CLAS", RTTIName: "\\CLASS=" + globalClas.getName()}; } const findLocalInterface = this.current?.findInterfaceDefinition(name); if (findLocalInterface) { if (findLocalInterface.isGlobal() === true) { prefixRTTI = ""; } return {found: true, id: findLocalInterface, type: ReferenceType.ObjectOrientedReference, ooType: "INTF", RTTIName: prefixRTTI + "\\INTERFACE=" + findLocalInterface.getName()}; } const globalIntf = this.reg.getObject("INTF", name); if (globalIntf) { return {found: true, id: globalIntf.getIdentifier(), type: ReferenceType.ObjectOrientedReference, ooType: "INTF", RTTIName: "\\INTERFACE=" + globalIntf.getName()}; } const def = this.current?.findDeferred(name); if (def !== undefined) { return {found: true, id: def}; } return {found: false}; } /////////////////////////// /** Lookup class in local and global scope */ public findClassDefinition(name: string | undefined): IClassDefinition | undefined { if (name === undefined) { return undefined; } const clocal = this.current?.findClassDefinition(name); if (clocal) { return clocal; } const cglobal = this.reg.getObject("CLAS", name) as Class | undefined; if (cglobal) { return cglobal.getDefinition(); } return undefined; } public findTypePoolConstant(name: string | undefined): TypedIdentifier | undefined { if (name === undefined || name.includes("_") === undefined) { return undefined; } const typePoolName = name.split("_")[0]; if (typePoolName.length <= 1 || typePoolName.length > 5) { return undefined; } const typePool = this.reg.getObject("TYPE", typePoolName) as TypePool | undefined; if (typePool === undefined) { return undefined; } const spag = new SyntaxLogic(this.reg, typePool).run().spaghetti.getFirstChild()?.getFirstChild(); const found = spag?.findVariable(name); return found; } public findTypePoolType(name: string): TypedIdentifier | undefined { if (name.includes("_") === undefined) { return undefined; } const typePoolName = name.split("_")[0]; if (typePoolName.length <= 2 || typePoolName.length > 5) { return undefined; } if (new DDIC(this.reg).lookupNoVoid(name) !== undefined) { // this is tricky, it should not do recursion when parsing the type pool itself, // think about DTEL ABAP_ENCOD vs TYPE ABAP return undefined; } const typePool = this.reg.getObject("TYPE", typePoolName) as TypePool | undefined; if (typePool === undefined) { return undefined; } const spag = new SyntaxLogic(this.reg, typePool).run().spaghetti.getFirstChild()?.getFirstChild(); const found = spag?.findType(name); return found; } /** Lookup interface in local and global scope */ public findInterfaceDefinition(name: string | undefined): IInterfaceDefinition | undefined { if (name === undefined) { return undefined; } const ilocal = this.current?.findInterfaceDefinition(name); if (ilocal) { return ilocal; } const iglobal = this.reg.getObject("INTF", name) as Interface | undefined; if (iglobal) { return iglobal.getDefinition(); } return undefined; } public findFormDefinition(name: string): IFormDefinition | undefined { return this.current?.findFormDefinition(name); } public findType(name: string | undefined): TypedIdentifier | undefined { if (name === undefined) { return undefined; } return this.current?.findType(name); } public findExtraLikeType(name: string | undefined): TypedIdentifier | undefined { if (name === undefined) { return undefined; } return this.current?.findExtraLikeType(name); } public findVariable(name: string | undefined): TypedIdentifier | undefined { if (name === undefined) { return undefined; } const found = this.current?.findVariable(name); if (found) { return found; } return this.findTypePoolConstant(name); } /////////////////////////// public getDDIC(): DDIC { return new DDIC(this.reg); } public getDDICReferences(): IDDICReferences { return this.reg.getDDICReferences(); } public getMSAGReferences(): IMSAGReferences { return this.reg.getMSAGReferences(); } public getParentObj(): IObject { return this.parentObj; } public getName(): string { if (this.current === undefined) { throw new Error("error, getName"); } return this.current.getIdentifier().sname; } public getType(): ScopeType { if (this.current === undefined) { throw new Error("error, getType"); } return this.current.getIdentifier().stype; } public push(stype: ScopeType, sname: string, start: Position, filename: string): void { const identifier: IScopeIdentifier = {stype, sname, start, filename, end: undefined}; if (this.current === undefined) { // the top node this.current = new SpaghettiScopeNode(identifier, undefined); } else { const parent = this.current; this.current = new SpaghettiScopeNode(identifier, parent); parent.addChild(this.current); } } public isOO(): boolean { let curr = this.current; while (curr !== undefined) { const stype = curr.getIdentifier().stype; if (stype === ScopeType.ClassDefinition // || stype === ScopeType.ClassImplementation || stype === ScopeType.Interface) { return true; } curr = curr.getParent(); } return false; } public isGlobalOO(): boolean { return this.parentObj.getType() === "INTF" || this.parentObj.getType() === "CLAS"; } public isTypePool(): boolean { return this.current?.getIdentifier().filename.endsWith(".type.abap") === true || false; } public setAllowHeaderUse(name: string) { // workaround for SELECT FOR ALL ENTRIES this.allowHeaderUse = name; } public isAllowHeaderUse(name: string) { return name.toUpperCase() === this.allowHeaderUse?.toUpperCase(); } public pop(end: Position): SpaghettiScope { this.allowHeaderUse = undefined; if (this.current === undefined) { throw new Error("something wrong, top scope popped"); } this.current.setEnd(end); const current = this.current; this.current = this.current.getParent(); return new SpaghettiScope(current); } } |