332
333 // Capture LBRACKET token.
334 final long arrayToken = token;
335 // LBRACKET tested in caller.
336 next();
337
338 LiteralNode<Expression[]> result = null;
339 // Prepare to accummulating elements.
340 final List<Expression> elements = new ArrayList<>();
341
342 loop:
343 while (true) {
344 switch (type) {
345 case RBRACKET:
346 next();
347 result = LiteralNode.newInstance(arrayToken, finish, elements);
348 break loop;
349
350 case COMMARIGHT:
351 next();
352 break;
353
354 default:
355 // Add expression element.
356 elements.add(jsonLiteral());
357 // Comma between array elements is mandatory in JSON.
358 if (type != COMMARIGHT && type != RBRACKET) {
359 throw error(AbstractParser.message("expected", ", or ]", type.getNameOrType()));
360 }
361 break;
362 }
363 }
364
365 return result;
366 }
367
368 /**
369 * Parse an object literal from the token stream
370 * @return the object literal as a Node
371 */
372 private ObjectNode objectLiteral() {
373 // Capture LBRACE token.
374 final long objectToken = token;
375 // LBRACE tested in caller.
376 next();
377
378 // Prepare to accumulate elements.
379 final List<PropertyNode> elements = new ArrayList<>();
380
381 // Create a block for the object literal.
382 loop:
383 while (true) {
384 switch (type) {
385 case RBRACE:
386 next();
387 break loop;
388
389 case COMMARIGHT:
390 next();
391 break;
392
393 default:
394 // Get and add the next property.
395 final PropertyNode property = propertyAssignment();
396 elements.add(property);
397
398 // Comma between property assigments is mandatory in JSON.
399 if (type != RBRACE && type != COMMARIGHT) {
400 throw error(AbstractParser.message("expected", ", or }", type.getNameOrType()));
401 }
402 break;
403 }
404 }
405
406 // Construct new object literal.
407 return new ObjectNode(objectToken, finish, elements);
408 }
409
410 /**
|
332
333 // Capture LBRACKET token.
334 final long arrayToken = token;
335 // LBRACKET tested in caller.
336 next();
337
338 LiteralNode<Expression[]> result = null;
339 // Prepare to accummulating elements.
340 final List<Expression> elements = new ArrayList<>();
341
342 loop:
343 while (true) {
344 switch (type) {
345 case RBRACKET:
346 next();
347 result = LiteralNode.newInstance(arrayToken, finish, elements);
348 break loop;
349
350 case COMMARIGHT:
351 next();
352 // check for trailing comma - not allowed in JSON
353 if (type == RBRACKET) {
354 throw error(AbstractParser.message("trailing.comma.in.json", type.getNameOrType()));
355 }
356 break;
357
358 default:
359 // Add expression element.
360 elements.add(jsonLiteral());
361 // Comma between array elements is mandatory in JSON.
362 if (type != COMMARIGHT && type != RBRACKET) {
363 throw error(AbstractParser.message("expected", ", or ]", type.getNameOrType()));
364 }
365 break;
366 }
367 }
368
369 return result;
370 }
371
372 /**
373 * Parse an object literal from the token stream
374 * @return the object literal as a Node
375 */
376 private ObjectNode objectLiteral() {
377 // Capture LBRACE token.
378 final long objectToken = token;
379 // LBRACE tested in caller.
380 next();
381
382 // Prepare to accumulate elements.
383 final List<PropertyNode> elements = new ArrayList<>();
384
385 // Create a block for the object literal.
386 loop:
387 while (true) {
388 switch (type) {
389 case RBRACE:
390 next();
391 break loop;
392
393 case COMMARIGHT:
394 next();
395 // check for trailing comma - not allowed in JSON
396 if (type == RBRACE) {
397 throw error(AbstractParser.message("trailing.comma.in.json", type.getNameOrType()));
398 }
399 break;
400
401 default:
402 // Get and add the next property.
403 final PropertyNode property = propertyAssignment();
404 elements.add(property);
405
406 // Comma between property assigments is mandatory in JSON.
407 if (type != RBRACE && type != COMMARIGHT) {
408 throw error(AbstractParser.message("expected", ", or }", type.getNameOrType()));
409 }
410 break;
411 }
412 }
413
414 // Construct new object literal.
415 return new ObjectNode(objectToken, finish, elements);
416 }
417
418 /**
|