Examples with BSymbol org.wso2.ballerinalang.compiler.semantics.model.symbols.BSymbol used on opensource projects

Example 36 with BSymbol

use of org.wso2.ballerinalang.compiler.semantics.model.symbols.BSymbol in project ballerina by ballerina-lang.

the class TreeVisitor method visit.

public void visit(BLangConnector connectorNode) {
    String connectorName = connectorNode.getName().getValue();
    BSymbol connectorSymbol = connectorNode.symbol;
    SymbolEnv connectorEnv = SymbolEnv.createConnectorEnv(connectorNode, connectorSymbol.scope, symbolEnv);
    if (isWithinParameterContext(connectorName, NODE_TYPE_CONNECTOR)) {
        this.populateSymbols(this.resolveAllVisibleSymbols(connectorEnv), connectorEnv);
        setTerminateVisitor(true);
    } else if (!ScopeResolverConstants.getResolverByClass(cursorPositionResolver).isCursorBeforeNode(connectorNode.getPosition(), connectorNode, this, this.documentServiceContext)) {
        // Reset the previous node
        this.setPreviousNode(null);
        // TODO: Handle Annotation attachments
        if (!(connectorNode.actions.isEmpty() && connectorNode.varDefs.isEmpty() && connectorNode.endpoints.isEmpty())) {
            // Visit the endpoints
            connectorNode.endpoints.forEach(bLangEndpoint -> this.acceptNode(bLangEndpoint, connectorEnv));
            // Since the connector def does not contains a block statement, we consider the block owner only.
            // Here it is Connector Definition
            this.blockOwnerStack.push(connectorNode);
            connectorNode.varDefs.forEach(varDef -> {
                // Cursor position is calculated against the Connector scope resolver
                cursorPositionResolver = ConnectorScopeResolver.class;
                this.acceptNode(varDef, connectorEnv);
            });
            connectorNode.actions.forEach(action -> {
                // Cursor position is calculated against the Connector scope resolver
                cursorPositionResolver = ConnectorScopeResolver.class;
                this.acceptNode(action, connectorEnv);
            });
            if (terminateVisitor) {
                this.acceptNode(null, null);
            }
            this.blockOwnerStack.pop();
        } else {
            this.isCursorWithinBlock(connectorNode.getPosition(), connectorEnv);
        }
    }
}

Example 37 with BSymbol

use of org.wso2.ballerinalang.compiler.semantics.model.symbols.BSymbol in project ballerina by ballerina-lang.

the class TreeVisitor method visit.

@Override
public void visit(BLangObject objectNode) {
    BSymbol objectSymbol = objectNode.symbol;
    SymbolEnv objectEnv = SymbolEnv.createPkgLevelSymbolEnv(objectNode, objectSymbol.scope, symbolEnv);
    blockOwnerStack.push(objectNode);
    this.cursorPositionResolver = ObjectTypeScopeResolver.class;
    objectNode.fields.forEach(field -> acceptNode(field, objectEnv));
    // TODO: visit annotation and doc attachments
    objectNode.functions.forEach(f -> acceptNode(f, objectEnv));
    blockOwnerStack.pop();
    this.cursorPositionResolver = TopLevelNodeScopeResolver.class;
}

Example 38 with BSymbol

use of org.wso2.ballerinalang.compiler.semantics.model.symbols.BSymbol in project ballerina by ballerina-lang.

the class TreeVisitor method visit.

public void visit(BLangAction actionNode) {
    String actionName = actionNode.getName().getValue();
    BSymbol actionSymbol = actionNode.symbol;
    SymbolEnv actionEnv = SymbolEnv.createResourceActionSymbolEnv(actionNode, actionSymbol.scope, symbolEnv);
    if (this.isWithinParameterContext(actionName, NODE_TYPE_ACTION)) {
        this.populateSymbols(this.resolveAllVisibleSymbols(actionEnv), actionEnv);
        setTerminateVisitor(true);
    } else if (!ScopeResolverConstants.getResolverByClass(cursorPositionResolver).isCursorBeforeNode(actionNode.getPosition(), actionNode, this, this.documentServiceContext)) {
        // TODO: Handle Annotation attachments
        // Visit the endpoints
        actionNode.endpoints.forEach(bLangEndpoint -> this.acceptNode(bLangEndpoint, actionEnv));
        // Cursor position is calculated against the resource parameter scope resolver since both are similar
        cursorPositionResolver = ResourceParamScopeResolver.class;
        actionNode.workers.forEach(w -> this.acceptNode(w, actionEnv));
        // Cursor position is calculated against the Block statement scope resolver
        cursorPositionResolver = BlockStatementScopeResolver.class;
        this.blockOwnerStack.push(actionNode);
        acceptNode(actionNode.body, actionEnv);
        this.blockOwnerStack.pop();
    }
}

Example 39 with BSymbol

use of org.wso2.ballerinalang.compiler.semantics.model.symbols.BSymbol in project ballerina by ballerina-lang.

the class TreeVisitor method visit.

public void visit(BLangService serviceNode) {
    if (!ScopeResolverConstants.getResolverByClass(cursorPositionResolver).isCursorBeforeNode(serviceNode.getPosition(), serviceNode, this, this.documentServiceContext)) {
        BSymbol serviceSymbol = serviceNode.symbol;
        SymbolEnv serviceEnv = SymbolEnv.createPkgLevelSymbolEnv(serviceNode, serviceSymbol.scope, symbolEnv);
        // Reset the previous node
        this.setPreviousNode(null);
        if (!(serviceNode.resources.isEmpty() && serviceNode.vars.isEmpty() && serviceNode.endpoints.isEmpty())) {
            // Visit the endpoints
            serviceNode.endpoints.forEach(bLangEndpoint -> this.acceptNode(bLangEndpoint, serviceEnv));
            // Since the service does not contains a block statement, we consider the block owner only.
            // Here it is service
            this.blockOwnerStack.push(serviceNode);
            serviceNode.vars.forEach(v -> {
                this.cursorPositionResolver = ServiceScopeResolver.class;
                this.acceptNode(v, serviceEnv);
            });
            serviceNode.resources.forEach(r -> {
                this.cursorPositionResolver = ServiceScopeResolver.class;
                this.acceptNode(r, serviceEnv);
            });
            if (terminateVisitor) {
                this.acceptNode(null, null);
            }
            this.blockOwnerStack.pop();
        } else {
            this.isCursorWithinBlock(serviceNode.getPosition(), serviceEnv);
        }
    }
}

Example 40 with BSymbol

use of org.wso2.ballerinalang.compiler.semantics.model.symbols.BSymbol in project ballerina by ballerina-lang.

the class StatementContextResolver method resolveItems.

@Override
@SuppressWarnings("unchecked")
public ArrayList<CompletionItem> resolveItems(TextDocumentServiceContext completionContext) {
    ArrayList<CompletionItem> completionItems = new ArrayList<>();
    // action invocation or worker invocation
    if (isInvocationOrFieldAccess(completionContext)) {
        ArrayList<SymbolInfo> actionAndFunctions = new ArrayList<>();
        PackageActionFunctionAndTypesFilter actionFunctionTypeFilter = new PackageActionFunctionAndTypesFilter();
        actionAndFunctions.addAll(actionFunctionTypeFilter.filterItems(completionContext));
        this.populateCompletionItemList(actionAndFunctions, completionItems);
    } else {
        CompletionItem xmlns = new CompletionItem();
        xmlns.setLabel(ItemResolverConstants.XMLNS);
        xmlns.setInsertText(Snippet.NAMESPACE_DECLARATION.toString());
        xmlns.setInsertTextFormat(InsertTextFormat.Snippet);
        xmlns.setDetail(ItemResolverConstants.SNIPPET_TYPE);
        completionItems.add(xmlns);
        // Add the var keyword
        CompletionItem varKeyword = new CompletionItem();
        varKeyword.setInsertText("var ");
        varKeyword.setLabel("var");
        varKeyword.setDetail(ItemResolverConstants.KEYWORD_TYPE);
        completionItems.add(varKeyword);
        StatementTemplateFilter statementTemplateFilter = new StatementTemplateFilter();
        // Add the statement templates
        completionItems.addAll(statementTemplateFilter.filterItems(completionContext));
        // We need to remove the functions having a receiver symbol and the bTypes of the following
        // ballerina.coordinator, ballerina.runtime, and anonStructs
        ArrayList<String> invalidPkgs = new ArrayList<>(Arrays.asList("ballerina.runtime", "ballerina.transactions.coordinator"));
        completionContext.get(CompletionKeys.VISIBLE_SYMBOLS_KEY).removeIf(symbolInfo -> {
            BSymbol bSymbol = symbolInfo.getScopeEntry().symbol;
            String symbolName = bSymbol.getName().getValue();
            return (bSymbol instanceof BInvokableSymbol && ((BInvokableSymbol) bSymbol).receiverSymbol != null) || (bSymbol instanceof BPackageSymbol && invalidPkgs.contains(symbolName)) || (symbolName.startsWith("$anonStruct"));
        });
        populateCompletionItemList(completionContext.get(CompletionKeys.VISIBLE_SYMBOLS_KEY), completionItems);
        // Now we need to sort the completion items and populate the completion items specific to the scope owner
        // as an example, resource, action, function scopes are different from the if-else, while, and etc
        Class itemSorter = completionContext.get(CompletionKeys.BLOCK_OWNER_KEY).getClass();
        ItemSorters.getSorterByClass(itemSorter).sortItems(completionContext, completionItems);
    }
    return completionItems;
}