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Side by Side Diff: pkg/analyzer/tool/summary/generate.dart

Issue 1570383002: Use addBool() and BoolReader in summaries. (Closed) Base URL: git@github.com:dart-lang/sdk.git@master
Patch Set: Created 4 years, 11 months ago
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1 // Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 /** 5 /**
6 * This file contains code to generate serialization/deserialization logic for 6 * This file contains code to generate serialization/deserialization logic for
7 * summaries based on an "IDL" description of the summary format (written in 7 * summaries based on an "IDL" description of the summary format (written in
8 * stylized Dart). 8 * stylized Dart).
9 * 9 *
10 * For each class in the "IDL" input, two corresponding classes are generated: 10 * For each class in the "IDL" input, two corresponding classes are generated:
(...skipping 383 matching lines...) Expand 10 before | Expand all | Expand 10 after
394 String valueName = '_' + field.name; 394 String valueName = '_' + field.name;
395 String condition = '$valueName != null'; 395 String condition = '$valueName != null';
396 String writeCode; 396 String writeCode;
397 if (fieldType.isList || 397 if (fieldType.isList ||
398 fieldType.typeName == 'String' || 398 fieldType.typeName == 'String' ||
399 _idl.classes.containsKey(fieldType.typeName)) { 399 _idl.classes.containsKey(fieldType.typeName)) {
400 String offsetName = 'offset_' + field.name; 400 String offsetName = 'offset_' + field.name;
401 condition = '$offsetName != null'; 401 condition = '$offsetName != null';
402 writeCode = 'fbBuilder.addOffset($index, $offsetName);'; 402 writeCode = 'fbBuilder.addOffset($index, $offsetName);';
403 } else if (fieldType.typeName == 'bool') { 403 } else if (fieldType.typeName == 'bool') {
404 // TODO(scheglov) implement booleans merging?
405 condition = '$valueName == true'; 404 condition = '$valueName == true';
406 writeCode = 'fbBuilder.addInt8($index, 1);'; 405 writeCode = 'fbBuilder.addBool($index, true);';
407 } else if (fieldType.typeName == 'int') { 406 } else if (fieldType.typeName == 'int') {
408 condition += ' && $valueName != ${defaultValue(fieldType)}'; 407 condition += ' && $valueName != ${defaultValue(fieldType)}';
409 writeCode = 'fbBuilder.addInt32($index, $valueName);'; 408 writeCode = 'fbBuilder.addInt32($index, $valueName);';
410 } else if (_idl.enums.containsKey(fieldType.typeName)) { 409 } else if (_idl.enums.containsKey(fieldType.typeName)) {
411 condition += ' && $valueName != ${defaultValue(fieldType)}'; 410 condition += ' && $valueName != ${defaultValue(fieldType)}';
412 writeCode = 'fbBuilder.addInt32($index, $valueName.index);'; 411 writeCode = 'fbBuilder.addInt32($index, $valueName.index);';
413 } 412 }
414 if (writeCode == null) { 413 if (writeCode == null) {
415 throw new UnimplementedError('Writing type ${fieldType.typeName}'); 414 throw new UnimplementedError('Writing type ${fieldType.typeName}');
416 } 415 }
(...skipping 75 matching lines...) Expand 10 before | Expand all | Expand 10 after
492 out('};'); 491 out('};');
493 // Write getters. 492 // Write getters.
494 cls.fields.asMap().forEach((index, field) { 493 cls.fields.asMap().forEach((index, field) {
495 String fieldName = field.name; 494 String fieldName = field.name;
496 idlModel.FieldType type = field.type; 495 idlModel.FieldType type = field.type;
497 String typeName = type.typeName; 496 String typeName = type.typeName;
498 // Prepare "readLines" or "readCode" + "def" + "readSuffix" 497 // Prepare "readLines" or "readCode" + "def" + "readSuffix"
499 List<String> readLines; 498 List<String> readLines;
500 String readCode; 499 String readCode;
501 String def = defaultValue(type); 500 String def = defaultValue(type);
502 String readSuffix = '';
503 if (type.isList) { 501 if (type.isList) {
504 if (typeName == 'int') { 502 if (typeName == 'int') {
505 String itemCode = 'const fb.Int32Reader()'; 503 String itemCode = 'const fb.Int32Reader()';
506 readCode = 'const fb.ListReader<int>($itemCode)'; 504 readCode = 'const fb.ListReader<int>($itemCode)';
507 } else if (typeName == 'String') { 505 } else if (typeName == 'String') {
508 String itemCode = 'const fb.StringReader()'; 506 String itemCode = 'const fb.StringReader()';
509 readCode = 'const fb.ListReader<String>($itemCode)'; 507 readCode = 'const fb.ListReader<String>($itemCode)';
510 } else { 508 } else {
511 String itemCode = '$typeName>(const _${typeName}Reader()'; 509 String itemCode = '$typeName>(const _${typeName}Reader()';
512 readCode = 'const fb.ListReader<$itemCode)'; 510 readCode = 'const fb.ListReader<$itemCode)';
513 } 511 }
514 } else if (typeName == 'bool') { 512 } else if (typeName == 'bool') {
515 // TODO(scheglov) implement booleans merging? 513 readCode = 'const fb.BoolReader()';
516 def = '0';
517 readCode = 'const fb.Int8Reader()';
518 readSuffix = ' == 1';
519 } else if (typeName == 'int') { 514 } else if (typeName == 'int') {
520 readCode = 'const fb.Int32Reader()'; 515 readCode = 'const fb.Int32Reader()';
521 } else if (typeName == 'String') { 516 } else if (typeName == 'String') {
522 readCode = 'const fb.StringReader()'; 517 readCode = 'const fb.StringReader()';
523 } else if (_idl.enums.containsKey(typeName)) { 518 } else if (_idl.enums.containsKey(typeName)) {
524 readLines = <String>[ 519 readLines = <String>[
525 'int index = const fb.Int32Reader().vTableGet(_bp, $index, 0);', 520 'int index = const fb.Int32Reader().vTableGet(_bp, $index, 0);',
526 'return $typeName.values[index];' 521 'return $typeName.values[index];'
527 ]; 522 ];
528 } else if (_idl.classes.containsKey(typeName)) { 523 } else if (_idl.classes.containsKey(typeName)) {
529 readCode = 'const _${typeName}Reader()'; 524 readCode = 'const _${typeName}Reader()';
530 } 525 }
531 assert(readCode != null || readLines != null); 526 assert(readCode != null || readLines != null);
532 // Write the getter implementation. 527 // Write the getter implementation.
533 out(); 528 out();
534 out('@override'); 529 out('@override');
535 String returnType = dartType(type); 530 String returnType = dartType(type);
536 if (readLines != null) { 531 if (readLines != null) {
537 out('$returnType get $fieldName {'); 532 out('$returnType get $fieldName {');
538 indent(() { 533 indent(() {
539 readLines.forEach(out); 534 readLines.forEach(out);
540 }); 535 });
541 out('}'); 536 out('}');
542 } else { 537 } else {
543 String expr = '$readCode.vTableGet(_bp, $index, $def)$readSuffix'; 538 String expr = '$readCode.vTableGet(_bp, $index, $def)';
544 out('$returnType get $fieldName => $expr;'); 539 out('$returnType get $fieldName => $expr;');
545 } 540 }
546 }); 541 });
547 }); 542 });
548 out('}'); 543 out('}');
549 } 544 }
550 545
551 /** 546 /**
552 * Return the documentation text of the given [node], or `null` if the [node] 547 * Return the documentation text of the given [node], or `null` if the [node]
553 * does not have a comment. Each line is `\n` separated. 548 * does not have a comment. Each line is `\n` separated.
(...skipping 10 matching lines...) Expand all
564 return token.lexeme.split('\n').map((String line) { 559 return token.lexeme.split('\n').map((String line) {
565 if (line.startsWith(indent)) { 560 if (line.startsWith(indent)) {
566 line = line.substring(indent.length); 561 line = line.substring(indent.length);
567 } 562 }
568 return line; 563 return line;
569 }).join('\n'); 564 }).join('\n');
570 } 565 }
571 return null; 566 return null;
572 } 567 }
573 } 568 }
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