Examples with ScopeEntry org.wso2.ballerinalang.compiler.semantics.model.Scope.ScopeEntry used on opensource projects

Example 6 with ScopeEntry

use of org.wso2.ballerinalang.compiler.semantics.model.Scope.ScopeEntry in project ballerina by ballerina-lang.

the class PackageActionFunctionAndTypesFilter method getActionsFunctionsAndTypes.

/**
 * Get the actions, functions and types.
 * @param completionContext     Text Document Service context (Completion Context)
 * @param delimiterIndex        delimiter index (index of either . or :)
 * @return {@link ArrayList}    List of filtered symbol info
 */
private ArrayList<SymbolInfo> getActionsFunctionsAndTypes(TextDocumentServiceContext completionContext, int delimiterIndex) {
    ArrayList<SymbolInfo> actionFunctionList = new ArrayList<>();
    TokenStream tokenStream = completionContext.get(DocumentServiceKeys.TOKEN_STREAM_KEY);
    List<SymbolInfo> symbols = completionContext.get(CompletionKeys.VISIBLE_SYMBOLS_KEY);
    String packageName = tokenStream.get(delimiterIndex - 1).getText();
    // Extract the package symbol
    SymbolInfo packageSymbolInfo = symbols.stream().filter(item -> {
        Scope.ScopeEntry scopeEntry = item.getScopeEntry();
        return item.getSymbolName().equals(packageName) && scopeEntry.symbol instanceof BPackageSymbol;
    }).findFirst().orElse(null);
    if (packageSymbolInfo != null) {
        Scope.ScopeEntry packageEntry = packageSymbolInfo.getScopeEntry();
        SymbolInfo symbolInfo = new SymbolInfo(packageSymbolInfo.getSymbolName(), packageEntry);
        symbolInfo.getScopeEntry().symbol.scope.entries.forEach((name, value) -> {
            if ((value.symbol instanceof BInvokableSymbol && ((BInvokableSymbol) value.symbol).receiverSymbol == null) || (value.symbol instanceof BTypeSymbol && !(value.symbol instanceof BPackageSymbol))) {
                actionFunctionList.add(new SymbolInfo(name.toString(), value));
            }
        });
    }
    return actionFunctionList;
}

Example 7 with ScopeEntry

use of org.wso2.ballerinalang.compiler.semantics.model.Scope.ScopeEntry in project ballerina by ballerina-lang.

the class PackageActionFunctionAndTypesFilter method invocationsAndFieldsOnIdentifier.

/**
 * Get the invocations and fields against an identifier (functions, struct fields and types including the enums).
 * @param context     Text Document Service context (Completion Context)
 * @param delimiterIndex        delimiter index (index of either . or :)
 * @return {@link ArrayList}    List of filtered symbol info
 */
private ArrayList<SymbolInfo> invocationsAndFieldsOnIdentifier(TextDocumentServiceContext context, int delimiterIndex) {
    ArrayList<SymbolInfo> actionFunctionList = new ArrayList<>();
    TokenStream tokenStream = context.get(DocumentServiceKeys.TOKEN_STREAM_KEY);
    List<SymbolInfo> symbols = context.get(CompletionKeys.VISIBLE_SYMBOLS_KEY);
    SymbolTable symbolTable = context.get(DocumentServiceKeys.SYMBOL_TABLE_KEY);
    String variableName = CommonUtil.getPreviousDefaultToken(tokenStream, delimiterIndex).getText();
    SymbolInfo variable = this.getVariableByName(variableName, symbols);
    String builtinPkgName = symbolTable.builtInPackageSymbol.name.getValue();
    Map<Name, Scope.ScopeEntry> entries = new HashMap<>();
    String currentPkgName = context.get(DocumentServiceKeys.CURRENT_PACKAGE_NAME_KEY);
    if (variable == null) {
        return actionFunctionList;
    }
    String packageID;
    BType bType = variable.getScopeEntry().symbol.getType();
    String bTypeValue;
    if (variable.getScopeEntry().symbol instanceof BEndpointVarSymbol) {
        BType getClientFuncType = ((BEndpointVarSymbol) variable.getScopeEntry().symbol).getClientFunction.type;
        if (!UtilSymbolKeys.ACTION_INVOCATION_SYMBOL_KEY.equals(tokenStream.get(delimiterIndex).getText()) || !(getClientFuncType instanceof BInvokableType)) {
            return actionFunctionList;
        }
        BType boundType = ((BInvokableType) getClientFuncType).retTypes.get(0);
        packageID = boundType.tsymbol.pkgID.toString();
        bTypeValue = boundType.toString();
    } else if (bType instanceof BArrayType) {
        packageID = ((BArrayType) bType).eType.tsymbol.pkgID.toString();
        bTypeValue = bType.toString();
    } else {
        packageID = bType.tsymbol.pkgID.toString();
        bTypeValue = bType.toString();
    }
    // Extract the package symbol. This is used to extract the entries of the particular package
    SymbolInfo packageSymbolInfo = symbols.stream().filter(item -> {
        Scope.ScopeEntry scopeEntry = item.getScopeEntry();
        return (scopeEntry.symbol instanceof BPackageSymbol) && scopeEntry.symbol.pkgID.toString().equals(packageID);
    }).findFirst().orElse(null);
    if (packageSymbolInfo == null && packageID.equals(builtinPkgName)) {
        // If the packageID is ballerina.builtin, we extract entries of builtin package
        entries = symbolTable.builtInPackageSymbol.scope.entries;
    } else if (packageSymbolInfo == null && packageID.equals(currentPkgName)) {
        entries = this.getScopeEntries(bType, context);
    } else if (packageSymbolInfo != null) {
        // If the package exist, we extract particular entries from package
        entries = packageSymbolInfo.getScopeEntry().symbol.scope.entries;
    }
    entries.forEach((name, scopeEntry) -> {
        if (scopeEntry.symbol instanceof BInvokableSymbol && ((BInvokableSymbol) scopeEntry.symbol).receiverSymbol != null) {
            String symbolBoundedName = ((BInvokableSymbol) scopeEntry.symbol).receiverSymbol.getType().toString();
            if (symbolBoundedName.equals(bTypeValue)) {
                // TODO: Need to handle the name in a proper manner
                String[] nameComponents = name.toString().split("\\.");
                SymbolInfo actionFunctionSymbol = new SymbolInfo(nameComponents[nameComponents.length - 1], scopeEntry);
                actionFunctionList.add(actionFunctionSymbol);
            }
        } else if ((scopeEntry.symbol instanceof BTypeSymbol) && bTypeValue.equals(scopeEntry.symbol.type.toString())) {
            // Get the struct fields
            Map<Name, Scope.ScopeEntry> fields = scopeEntry.symbol.scope.entries;
            fields.forEach((fieldName, fieldScopeEntry) -> {
                actionFunctionList.add(new SymbolInfo(fieldName.getValue(), fieldScopeEntry));
            });
        }
    });
    // Populate possible iterable operators over the variable
    populateIterableOperations(variable, actionFunctionList);
    return actionFunctionList;
}

Example 8 with ScopeEntry

use of org.wso2.ballerinalang.compiler.semantics.model.Scope.ScopeEntry in project ballerina by ballerina-lang.

the class ParserRuleTypeNameContextResolver method filterEndpointContextSymbolInfo.

private static List<SymbolInfo> filterEndpointContextSymbolInfo(TextDocumentServiceContext context) {
    List<SymbolInfo> symbolInfos = context.get(CompletionKeys.VISIBLE_SYMBOLS_KEY);
    int currentTokenIndex = context.get(DocumentServiceKeys.TOKEN_INDEX_KEY) - 1;
    TokenStream tokenStream = context.get(DocumentServiceKeys.TOKEN_STREAM_KEY);
    Token packageAlias = CommonUtil.getPreviousDefaultToken(tokenStream, currentTokenIndex);
    Token constraintStart = CommonUtil.getPreviousDefaultToken(tokenStream, packageAlias.getTokenIndex() - 1);
    List<SymbolInfo> returnList = new ArrayList<>();
    if (!(constraintStart.getText().equals("<") || constraintStart.getText().equals("create"))) {
        PackageActionFunctionAndTypesFilter filter = new PackageActionFunctionAndTypesFilter();
        returnList.addAll(filter.filterItems(context));
    } else {
        SymbolInfo packageSymbolInfo = symbolInfos.stream().filter(item -> {
            Scope.ScopeEntry scopeEntry = item.getScopeEntry();
            return item.getSymbolName().equals(packageAlias.getText()) && scopeEntry.symbol instanceof BPackageSymbol;
        }).findFirst().orElse(null);
        if (packageSymbolInfo != null) {
            packageSymbolInfo.getScopeEntry().symbol.scope.entries.forEach((name, value) -> {
                if (value.symbol.kind != null && value.symbol.kind.toString().equals(CONNECTOR_KIND)) {
                    returnList.add(new SymbolInfo(name.toString(), value));
                }
            });
        }
    }
    return returnList;
}