public static FEEL_1_1Parser parse(FEELEventListenersManager eventsManager, String source, Map<String, Type> inputVariableTypes, Map<String, Object> inputVariables, Collection<FEELFunction> additionalFunctions, List<FEELProfile> profiles, FEELTypeRegistry typeRegistry) {
        CharStream input = CharStreams.fromString(source);
        FEEL_1_1Lexer lexer = new FEEL_1_1Lexer( input );
        CommonTokenStream tokens = new CommonTokenStream( lexer );
        FEEL_1_1Parser parser = new FEEL_1_1Parser( tokens );

        ParserHelper parserHelper = new ParserHelper(eventsManager);
        additionalFunctions.forEach(f -> parserHelper.getSymbolTable().getBuiltInScope().define(f.getSymbol()));
        parser.setHelper(parserHelper);
        parser.setErrorHandler( new FEELErrorHandler() );
        parser.removeErrorListeners(); // removes the error listener that prints to the console
        parser.addErrorListener( new FEELParserErrorListener( eventsManager ) );

        // pre-loads the parser with symbols
        defineVariables( inputVariableTypes, inputVariables, parser );
        
        if (typeRegistry != null) {
            parserHelper.setTypeRegistry(typeRegistry);
        }

        return parser;
    }
@Test
    void contextWithMultipleEntries() {
        String inputExpression = "{ \"a string key\" : 10,"
                       + " a non-string key : foo+bar,"
                       + " a key.with + /' odd chars : [10..50] }";
        BaseNode ctxbase = parse( inputExpression, mapOf(entry("foo", BuiltInType.NUMBER), entry("bar", BuiltInType.NUMBER)));

        assertThat( ctxbase).isInstanceOf(ContextNode.class);
        assertThat( ctxbase.getText()).isEqualTo(inputExpression);

        ContextNode ctx = (ContextNode) ctxbase;
        assertThat( ctx.getEntries()).hasSize(3);

        ContextEntryNode entry = ctx.getEntries().get( 0 );
        assertThat(entry.getName()).isInstanceOf(StringNode.class);
        StringNode nameNode = (StringNode) entry.getName();
        assertThat(nameNode.getText()).isNotNull();
        assertThat(nameNode.getText()).isEqualTo("\"a string key\""); // Reference String literal test, BaseNode#getText() return the FEEL equivalent expression, in this case quoted.
        assertThat( entry.getValue()).isInstanceOf(NumberNode.class);
        assertThat( entry.getResultType()).isEqualTo(BuiltInType.NUMBER);
        assertThat( entry.getValue().getText()).isEqualTo("10");

        entry = ctx.getEntries().get( 1 );
        assertThat( entry.getName()).isInstanceOf(NameDefNode.class);
        NameDefNode name = (NameDefNode) entry.getName();
        assertThat( name.getParts()).isNotNull();
        assertThat( name.getParts()).hasSize(5);
        assertThat( entry.getName().getText()).isEqualTo("a non-string key");
        assertThat( entry.getValue()).isInstanceOf(InfixOpNode.class);
        assertThat( entry.getResultType()).isEqualTo(BuiltInType.NUMBER);
        assertThat( entry.getValue().getText()).isEqualTo( "foo+bar");

        entry = ctx.getEntries().get( 2 );
        assertThat( entry.getName()).isInstanceOf(NameDefNode.class);
        name = (NameDefNode) entry.getName();
        assertThat( name.getParts()).isNotNull();
        assertThat( name.getParts()).hasSize(9);
        assertThat( entry.getName().getText()).isEqualTo("a key.with + /' odd chars");
        assertThat( entry.getValue()).isInstanceOf(RangeNode.class);
        assertThat( entry.getResultType()).isEqualTo(BuiltInType.RANGE);
        assertThat( entry.getValue().getText()).isEqualTo( "[10..50]");
    }