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import {MethodDefinitions} from "./method_definitions";
import {SuperClassName} from "../2_statements/expressions";
import * as Statements from "../2_statements/statements";
import * as Structures from "../3_structures/structures";
import * as Expressions from "../2_statements/expressions";
import {Attributes} from "./class_attributes";
import {Identifier} from "../4_file_information/_identifier";
import {IClassDefinition} from "./_class_definition";
import {TypeDefinitions} from "./type_definitions";
import {ScopeType} from "../5_syntax/_scope_type";
import {EventDefinition} from "./event_definition";
import {Visibility} from "../4_file_information/visibility";
import {IEventDefinition} from "./_event_definition";
import {IMethodDefinitions} from "./_method_definitions";
import {ObjectOriented} from "../5_syntax/_object_oriented";
import {IImplementing} from "./_interface_definition";
import {ReferenceType} from "../5_syntax/_reference";
import {AbstractToken} from "../1_lexer/tokens/abstract_token";
import {SyntaxInput, syntaxIssue} from "../5_syntax/_syntax_input";
import {Alias} from "./alias";
export class ClassDefinition extends Identifier implements IClassDefinition {
private readonly methodDefs: MethodDefinitions;
private readonly types: TypeDefinitions;
private readonly attributes: Attributes;
private readonly events: IEventDefinition[];
private readonly friends: string[];
private readonly superClass: string | undefined;
private readonly implementing: IImplementing[];
private readonly testing: boolean;
private readonly abstract: boolean;
private readonly finalValue: boolean;
private readonly globalValue: boolean;
private readonly sharedMemory: boolean;
private readonly aliases: Alias[];
private readonly createVisibilityValue: Visibility;
public constructor(node: StructureNode, input: SyntaxInput) {
if (!(node.get() instanceof Structures.ClassDefinition)) {
throw new Error("ClassDefinition, unexpected node type");
}
const def = node.findFirstStatement(Statements.ClassDefinition);
const name = def!.findDirectExpression(Expressions.ClassName)!.getFirstToken();
super(name, input.filename);
input.scope.addClassDefinition(this);
this.events = [];
this.implementing = [];
this.globalValue = def!.findFirstExpression(Expressions.ClassGlobal) !== undefined;
this.finalValue = def!.findFirstExpression(Expressions.ClassFinal) !== undefined;
input.scope.push(ScopeType.ClassDefinition, name.getStr(), name.getStart(), input.filename);
this.superClass = this.findSuper(def, input);
this.friends = this.findFriends(def, input);
this.parse(input, node);
const helper = new ObjectOriented(input.scope);
helper.fromSuperClassesAndInterfaces(this);
this.attributes = new Attributes(node, input);
this.types = this.attributes.getTypes();
this.aliases = this.attributes.getAliases();
const events = node.findAllStatements(Statements.Events);
for (const e of events) {
const eventName = e.findDirectExpression(Expressions.EventName)?.concatTokens().toUpperCase();
if (this.events.find(ev => ev.getName().toUpperCase() === eventName) !== undefined) {
input.issues.push(syntaxIssue(input, e.getFirstToken(), "Event " + eventName + " already defined"));
continue;
}
this.events.push(new EventDefinition(e, Visibility.Public, input)); // todo, all these are not Public
}
this.methodDefs = new MethodDefinitions(node, input);
input.scope.pop(node.getLastToken().getEnd());
const concat = def!.concatTokens().toUpperCase();
this.testing = concat.includes(" FOR TESTING");
this.sharedMemory = concat.includes(" SHARED MEMORY ENABLED");
this.abstract = def?.findDirectTokenByText("ABSTRACT") !== undefined;
if (concat.includes(" CREATE PRIVATE")) {
this.createVisibilityValue = Visibility.Private;
} else if (concat.includes(" CREATE PROTECTED")) {
this.createVisibilityValue = Visibility.Protected;
} else {
this.createVisibilityValue = Visibility.Public;
}
// perform checks after everything has been initialized
this.checkInterfaceVisibility(input, node);
this.checkMethodsFromSuperClasses(input);
this.checkMethodNameConflicts(input);
this.checkEventNameConflicts(input);
this.checkClassNameLength(input);
this.checkMethodNameLength(input);
this.checkClassConstructor(input);
}
public getFriends() {
return this.friends;
}
public getEvents() {
return this.events;
}
public getMethodDefinitions(): IMethodDefinitions {
return this.methodDefs;
}
public getTypeDefinitions(): TypeDefinitions {
return this.types;
}
public getSuperClass(): string | undefined {
return this.superClass;
}
public getAttributes(): Attributes {
return this.attributes;
}
public isGlobal(): boolean {
return this.globalValue;
}
public isFinal(): boolean {
return this.finalValue;
}
public getImplementing(): readonly IImplementing[] {
return this.implementing;
}
public getAliases() {
return this.aliases;
}
public isForTesting(): boolean {
return this.testing;
}
public isAbstract(): boolean {
return this.abstract;
}
public isSharedMemory(): boolean {
return this.sharedMemory;
}
public getCreateVisibility(): Visibility {
return this.createVisibilityValue;
}
/*
public getEvents() {
}
*/
///////////////////
private checkClassNameLength(input: SyntaxInput) {
if (this.getName().length > 30) {
const message = `Class name "${this.getName()}" is too long, maximum length is 30 characters`;
input.issues.push(syntaxIssue(input, this.getToken(), message));
}
}
private findSuper(def: StatementNode | undefined, input: SyntaxInput): string | undefined {
const token = def?.findDirectExpression(SuperClassName)?.getFirstToken();
this.addReference(token, input);
const name = token?.getStr();
return name;
}
private checkMethodNameLength(input: SyntaxInput) {
for (const m of this.methodDefs.getAll()) {
if (m.getName().length > 30 && m.getName().includes("~") === false) {
const message = `Method name "${m.getName()}" is too long, maximum length is 30 characters`;
input.issues.push(syntaxIssue(input, m.getToken(), message));
}
}
}
private checkClassConstructor(input: SyntaxInput) {
for (const m of this.methodDefs.getAll()) {
if (m.getName().toUpperCase() !== "CLASS_CONSTRUCTOR") {
continue;
}
if (m.isStatic() === false) {
input.issues.push(syntaxIssue(input, m.getToken(), "CLASS_CONSTRUCTOR must be static"));
} else if (m.getVisibility() !== Visibility.Public) {
input.issues.push(syntaxIssue(input, m.getToken(), "CLASS_CONSTRUCTOR must be declared in the public section"));
}
}
}
private checkInterfaceVisibility(input: SyntaxInput, node: StructureNode) {
const sections = [
node.findDirectStructure(Structures.ProtectedSection),
node.findDirectStructure(Structures.PrivateSection),
];
for (const section of sections) {
for (const statement of section?.findAllStatements(Statements.InterfaceDef) || []) {
input.issues.push(syntaxIssue(input, statement.getFirstToken(), "INTERFACES can only be declared in public sections"));
}
}
}
private checkMethodsFromSuperClasses(input: SyntaxInput) {
const scope = input.scope;
let sup = this.getSuperClass();
const names: Set<string> = new Set();
const methods: Map<string, Visibility> = new Map();
while (sup !== undefined) {
const cdef = scope.findClassDefinition(sup);
for (const m of cdef?.getMethodDefinitions()?.getAll() || []) {
const name = m.getName().toUpperCase();
if (m.getVisibility() === Visibility.Private) {
continue;
} else if (name === "CONSTRUCTOR"
|| name === "DESTRUCTOR"
|| name === "CLASS_CONSTRUCTOR") {
continue;
}
names.add(name);
if (methods.has(name) === false) {
methods.set(name, m.getVisibility());
}
}
for (const a of cdef?.getAliases() || []) {
names.add(a.getName().toUpperCase());
}
sup = cdef?.getSuperClass();
}
for (const m of this.getMethodDefinitions().getAll()) {
if (names.has(m.getName().toUpperCase())
&& m.isRedefinition() === false) {
input.issues.push(syntaxIssue(input, m.getToken(), `${m.getName().toUpperCase()} already declared in superclass`));
}
const superVisibility = methods.get(m.getName().toUpperCase());
if (m.isRedefinition() === true
&& superVisibility !== undefined
&& m.getVisibility() !== superVisibility) {
input.issues.push(syntaxIssue(input, m.getToken(), `${m.getName().toUpperCase()} redefinition visibility cannot be changed`));
}
}
}
private checkMethodNameConflicts(input: SyntaxInput) {
for (const m of this.methodDefs.getAll()) {
if (this.attributes.findByName(m.getName()) !== undefined
|| this.types.getByName(m.getName()) !== undefined) {
input.issues.push(syntaxIssue(input, m.getToken(), `"${m.getName()}" already defined`));
}
}
}
private checkEventNameConflicts(input: SyntaxInput) {
for (const e of this.events) {
if (this.attributes.findByName(e.getName()) !== undefined
|| this.types.getByName(e.getName()) !== undefined
|| this.methodDefs.getByName(e.getName()) !== undefined) {
input.issues.push(syntaxIssue(input, (e as EventDefinition).getToken(), `"${e.getName()}" already defined`));
}
}
}
private findFriends(def: StatementNode | undefined, input: SyntaxInput): string[] {
const result: string[] = [];
for (const n of def?.findDirectExpression(Expressions.ClassFriends)?.findDirectExpressions(Expressions.ClassName) || []) {
const token = n.getFirstToken();
const name = token.getStr();
const s = input.scope.findClassDefinition(name);
if (s) {
input.scope.addReference(token, s, ReferenceType.ObjectOrientedReference, input.filename, {ooName: name.toUpperCase(), ooType: "CLAS"});
} else if (input.scope.existsObject(name) !== undefined) {
// DEFINITION DEFERRED friend
} else if (input.scope.getDDIC().inErrorNamespace(name) === false) {
input.scope.addReference(token, undefined, ReferenceType.ObjectOrientedVoidReference, input.filename);
} else {
input.issues.push(syntaxIssue(input, token, "Friend class " + name.toUpperCase() + " does not exist"));
}
result.push(name);
}
return result;
}
private addReference(token: AbstractToken | undefined, input: SyntaxInput) {
const name = token?.getStr();
if (name) {
const s = input.scope.findClassDefinition(name);
if (s) {
input.scope.addReference(token, s, ReferenceType.ObjectOrientedReference, input.filename, {ooName: name.toUpperCase(), ooType: "CLAS"});
} else if (input.scope.getDDIC().inErrorNamespace(name) === false) {
input.scope.addReference(token, undefined, ReferenceType.ObjectOrientedVoidReference, input.filename);
}
}
}
private parse(input: SyntaxInput, inputNode: StructureNode) {
for (const node of inputNode.findAllStatements(Statements.InterfaceDef)) {
const partial = node.findDirectTokenByText("PARTIALLY") !== undefined;
const token = node.findFirstExpression(Expressions.InterfaceName)?.getFirstToken();
if (token === undefined) {
throw new Error("ClassDefinition, unable to find interface token");
}
const name = token.getStr().toUpperCase();
this.implementing.push({name, partial});
const intf = input.scope.findInterfaceDefinition(name);
if (intf) {
input.scope.addReference(token, intf, ReferenceType.ObjectOrientedReference, input.filename, {ooName: name.toUpperCase(), ooType: "INTF"});
} else if (input.scope.getDDIC().inErrorNamespace(name) === false) {
input.scope.addReference(token, undefined, ReferenceType.ObjectOrientedVoidReference, input.filename, {ooName: name.toUpperCase(), ooType: "INTF"});
} else {
input.scope.addReference(token, undefined, ReferenceType.ObjectOrientedUnknownReference, input.filename, {ooName: name.toUpperCase(), ooType: "INTF"});
}
}
}
}
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