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Unified Diff: tools/immic/lib/src/plugins/objc.dart

Issue 2035023003: Remove service-compiler related code. (Closed) Base URL: git@github.com:dartino/sdk.git@master
Patch Set: Created 4 years, 6 months ago
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Index: tools/immic/lib/src/plugins/objc.dart
diff --git a/tools/immic/lib/src/plugins/objc.dart b/tools/immic/lib/src/plugins/objc.dart
deleted file mode 100644
index a3311d9e0d5bf338c5e4319b9cbb00e69815d462..0000000000000000000000000000000000000000
--- a/tools/immic/lib/src/plugins/objc.dart
+++ /dev/null
@@ -1,1217 +0,0 @@
-// Copyright (c) 2015, the Dartino project authors. Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-library servicec.plugins.cc;
-
-import 'dart:core' hide Type;
-import 'dart:io' show Platform, File;
-
-import 'package:path/path.dart' show basenameWithoutExtension, join, dirname;
-
-import 'shared.dart';
-
-import '../emitter.dart';
-import '../primitives.dart' as primitives;
-import '../struct_layout.dart';
-
-const List<String> RESOURCES = const [
- "ImmiBase.h",
-];
-
-const COPYRIGHT = """
-// Copyright (c) 2015, the Dartino project authors. Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE.md file.
-""";
-
-const Map<String, String> _TYPES = const {
- 'void' : 'void',
- 'bool' : 'bool',
-
- 'uint8' : 'uint8_t',
- 'uint16' : 'uint16_t',
-
- 'int8' : 'int8_t',
- 'int16' : 'int16_t',
- 'int32' : 'int32_t',
- 'int64' : 'int64_t',
-
- 'float32' : 'float',
- 'float64' : 'double',
-
- 'String' : 'NSString*',
-};
-
-String getTypePointer(Type type) {
- if (type.isNode) return 'Node*';
- if (type.resolved != null) {
- return "${type.identifier}Node*";
- }
- return _TYPES[type.identifier];
-}
-
-String getTypeName(Type type) {
- if (type.isNode) return 'Node';
- if (type.resolved != null) {
- return "${type.identifier}Node";
- }
- return _TYPES[type.identifier];
-}
-
-void generate(String path, Map units, String outputDirectory) {
- String directory = join(outputDirectory, "objc");
- _generateHeaderFile(path, units, directory);
- _generateImplementationFile(path, units, directory);
-
- String resourcesDirectory = join(dirname(Platform.script.path),
- '..', 'lib', 'src', 'resources', 'objc');
- for (String resource in RESOURCES) {
- String resourcePath = join(resourcesDirectory, resource);
- File file = new File(resourcePath);
- String contents = file.readAsStringSync();
- writeToFile(directory, resource, contents);
- }
-}
-
-void _generateHeaderFile(String path, Map units, String directory) {
- _HeaderVisitor visitor = new _HeaderVisitor(path);
- visitor.visitUnits(units);
- String contents = visitor.buffer.toString();
- String file = visitor.immiImplFile;
- writeToFile(directory, file, contents, extension: 'h');
-}
-
-void _generateImplementationFile(String path, Map units, String directory) {
- _ImplementationVisitor visitor = new _ImplementationVisitor(path);
- visitor.visitUnits(units);
- String contents = visitor.buffer.toString();
- String file = visitor.immiImplFile;
- writeToFile(directory, file, contents, extension: 'mm');
-}
-
- String getName(node) {
- if (node is Struct) return node.name;
- if (node is String) return node;
- throw 'Invalid arg';
- }
-
- String applyToMethodName(node) {
- return 'applyTo';
- }
-
- String presentMethodName(node) {
- String name = getName(node);
- return 'present${name}';
- }
-
- String patchMethodName(node) {
- String name = getName(node);
- return 'patch${name}';
- }
-
- String applyToMethodSignature(node) {
- String name = getName(node);
- return '- (void)${applyToMethodName(name)}:(id <${name}Presenter>)presenter';
- }
-
- String presentMethodSignature(node) {
- String name = getName(node);
- String type = name == 'Node' ? name : '${name}Node';
- return '- (void)${presentMethodName(name)}:(${type}*)node';
- }
-
- String patchMethodSignature(node) {
- String name = getName(node);
- return '- (void)${patchMethodName(name)}:(${name}Patch*)patch';
- }
-
- String applyToMethodDeclaration(Struct node) {
- return applyToMethodSignature(node) + ';';
- }
-
- String presentMethodDeclaration(Struct node) {
- return presentMethodSignature(node) + ';';
- }
-
- String patchMethodDeclaration(Struct node) {
- return patchMethodSignature(node) + ';';
- }
-
-
-abstract class _ObjCVisitor extends CodeGenerationVisitor {
- _ObjCVisitor(String path) : super(path);
-
- String immiBaseFile = 'ImmiBase.h';
- String immiImplFile = 'Immi.h';
-}
-
-class _HeaderVisitor extends _ObjCVisitor {
- _HeaderVisitor(String path) : super(path);
-
- List nodes = [];
-
- visitUnits(Map units) {
- units.values.forEach(collectMethodSignatures);
- units.values.forEach((unit) { nodes.addAll(unit.structs); });
- _writeHeader();
- nodes.forEach((node) { writeln('@class ${node.name}Node;'); });
- writeln();
- nodes.forEach((node) { writeln('@class ${node.name}Patch;'); });
- writeln();
- _writeActions();
- units.values.forEach(visit);
- }
-
- visitUnit(Unit unit) {
- unit.structs.forEach(visit);
- }
-
- visitStruct(Struct node) {
- StructLayout layout = node.layout;
- String nodeName = "${node.name}Node";
- String nodeNameData = "${nodeName}Data";
- String patchName = "${node.name}Patch";
- String patchNameData = "${nodeName}PatchData";
- String presenterName = "${node.name}Presenter";
- writeln('@protocol $presenterName');
- writeln(presentMethodDeclaration(node));
- writeln(patchMethodDeclaration(node));
- writeln('@end');
- writeln();
- writeln('@interface $nodeName : NSObject <Node>');
- forEachSlot(node, null, (Type slotType, String slotName) {
- write('@property (readonly) ');
- _writeNSType(slotType);
- writeln(' $slotName;');
- });
- for (var method in node.methods) {
- List<Type> formalTypes = method.arguments.map((formal) => formal.type);
- String actionBlock = 'Action${actionTypeSuffix(formalTypes)}Block';
- writeln('@property (readonly) $actionBlock ${method.name};');
- }
- writeln('@end');
- writeln();
- writeln('@interface $patchName : NSObject <NodePatch>');
- writeln('@property (readonly) bool changed;');
- writeln('@property (readonly) $nodeName* previous;');
- writeln('@property (readonly) $nodeName* current;');
- forEachSlot(node, null, (Type slotType, String slotName) {
- writeln('@property (readonly) ${patchType(slotType)}* $slotName;');
- });
- for (var method in node.methods) {
- String actionPatch = actionPatchType(method);
- writeln('@property (readonly) $actionPatch* ${method.name};');
- }
- writeln(applyToMethodDeclaration(node));
- writeln('@end');
- writeln();
- }
-
- void _writeFormalWithKeyword(String keyword, Formal formal) {
- write('$keyword:(${getTypeName(formal.type)})${formal.name}');
- }
-
- _writeActions() {
- for (List<Type> formals in methodSignatures.values) {
- String actionName = 'Action${actionTypeSuffix(formals)}';
- String actionBlock = '${actionName}Block';
- String actionPatch = '${actionName}Patch';
- write('typedef void (^$actionBlock)(${actionTypeFormals(formals)});');
- writeln();
- writeln('@interface $actionPatch : NSObject <Patch>');
- writeln('@property (readonly) $actionBlock current;');
- writeln('@end');
- writeln();
- }
- }
-
- void _writeNSType(Type type) {
- if (type.isList) {
- write('NSArray*');
- } else {
- write(getTypePointer(type));
- }
- }
-
- void _writeHeader() {
- writeln(COPYRIGHT);
- writeln('// Generated file. Do not edit.');
- writeln();
- writeln('#import "$immiBaseFile"');
- writeln();
- }
-
- String patchType(Type type) {
- if (type.isList) return 'ListPatch';
- return '${camelize(type.identifier)}Patch';
- }
-
- String actionTypeSuffix(List<Type> types) {
- if (types.isEmpty) return 'Void';
- return types.map((Type type) => camelize(type.identifier)).join();
- }
-
- String actionTypeFormals(List<Type> types) {
- return types.map((Type type) => getTypeName(type)).join(', ');
- }
-
- String actionPatchType(Method method) {
- List<Type> types = method.arguments.map((formal) => formal.type);
- return 'Action${actionTypeSuffix(types)}Patch';
- }
-
- String actionBlockType(Method method) {
- List<Type> types = method.arguments.map((formal) => formal.type);
- return 'Action${actionTypeSuffix(types)}Block';
- }
-}
-
-class _ImplementationVisitor extends _ObjCVisitor {
- _ImplementationVisitor(String path) : super(path);
-
- List<Struct> nodes = [];
-
- visitUnits(Map units) {
- units.values.forEach(collectMethodSignatures);
- units.values.forEach((unit) { nodes.addAll(unit.structs); });
- _writeHeader();
-
- _writeNodeBaseExtendedInterface();
- _writePatchBaseExtendedInterface();
- _writePatchPrimitivesExtendedInterface();
- _writeActionsExtendedInterface();
- units.values.forEach((unit) {
- unit.structs.forEach(_writeNodeExtendedInterface);
- });
-
- _writeImmiServiceExtendedInterface();
- _writeImmiRootExtendedInterface();
-
- _writeEventUtils();
- _writeStringUtils();
- _writeListUtils();
-
- _writeNodeBaseImplementation();
- _writePatchBaseImplementation();
- _writePatchPrimitivesImplementation();
- _writeActionsImplementation();
- units.values.forEach((unit) {
- unit.structs.forEach(_writeNodeImplementation);
- });
-
- _writeImmiServiceImplementation();
- _writeImmiRootImplementation();
- }
-
- visitUnit(Unit unit) {
- // Everything is done in visitUnits.
- }
-
- _writeImmiServiceExtendedInterface() {
- writeln('@interface ImmiService ()');
- writeln('@property NSMutableArray* storyboards;');
- writeln('@property NSMutableDictionary* roots;');
- writeln('@end');
- writeln();
- }
-
- _writeImmiServiceImplementation() {
- writeln('@implementation ImmiService');
- writeln();
- writeln('- (id)init {');
- writeln(' self = [super init];');
- writeln(' _storyboards = [NSMutableArray array];');
- writeln(' _roots = [NSMutableDictionary dictionary];');
- writeln(' return self;');
- writeln('}');
- writeln();
- writeln('- (ImmiRoot*)registerPresenter:(id <NodePresenter>)presenter');
- writeln(' forName:(NSString*)name {');
- writeln(' assert(self.roots[name] == nil);');
- writeln(' int length = name.length;');
- writeln(' int size = 48 + PresenterDataBuilder::kSize + length;');
- writeln(' MessageBuilder message(size);');
- writeln(' PresenterDataBuilder builder =');
- writeln(' message.initRoot<PresenterDataBuilder>();');
- writeln(' List<unichar> chars = builder.initNameData(length);');
- writeln(' [name getCharacters:chars.data()');
- writeln(' range:NSMakeRange(0, length)];');
- writeln(' uint16_t pid = ImmiServiceLayer::getPresenter(builder);');
- writeln(' ImmiRoot* root =');
- writeln(' [[ImmiRoot alloc] init:pid presenter:presenter];');
- writeln(' self.roots[name] = root;');
- writeln(' return root;');
- writeln('}');
- writeln();
- writeln('- (void)registerStoryboard:(UIStoryboard*)storyboard {');
- writeln(' [self.storyboards addObject:storyboard];');
- writeln('}');
- writeln();
- writeln('- (ImmiRoot*)getRootByName:(NSString*)name {');
- writeln(' ImmiRoot* root = self.roots[name];');
- writeln(' if (root != nil) return root;');
- writeln(' id <NodePresenter> presenter = nil;');
- writeln(' for (int i = 0; i < self.storyboards.count; ++i) {');
- writeln(' @try {');
- writeln(' presenter = [self.storyboards[i]');
- writeln(' instantiateViewControllerWithIdentifier:name];');
- writeln(' break;');
- writeln(' }');
- writeln(' @catch (NSException* e) {');
- writeln(' if (e.name != NSInvalidArgumentException) {');
- writeln(' @throw e;');
- writeln(' }');
- writeln(' }');
- writeln(' }');
- writeln(' if (presenter == nil) abort();');
- writeln(' return [self registerPresenter:presenter forName:name];');
- writeln('}');
- writeln();
- writeln('- (id <NodePresenter>)getPresenterByName:(NSString*)name {');
- writeln(' return [[self getRootByName:name] presenter];');
- writeln('}');
- writeln();
- writeln('@end');
- writeln();
- }
-
- _writeImmiRootExtendedInterface() {
- writeln('@interface ImmiRoot ()');
- writeln('@property (readonly) uint16_t pid;');
- writeln('@property (readonly) id <NodePresenter> presenter;');
- writeln('@property Node* previous;');
- writeln('@property bool refreshPending;');
- writeln('@property bool refreshRequired;');
- writeln('@property (nonatomic) dispatch_queue_t refreshQueue;');
- writeln('- (id)init:(uint16_t)pid presenter:(id <NodePresenter>)presenter;');
- writeln('@end');
- writeln();
- }
-
- _writeImmiRootImplementation() {
- writeln('typedef void (^ImmiRefreshCallback)(const PatchData&);');
- writeln('void ImmiRefresh(PatchData patchData, void* callbackData) {');
- writeln(' @autoreleasepool {');
- writeln(' ImmiRefreshCallback block =');
- writeln(' (__bridge_transfer ImmiRefreshCallback)callbackData;');
- writeln(' block(patchData);');
- writeln(' patchData.Delete();');
- writeln(' }');
- writeln('}');
- writeln('@implementation ImmiRoot');
- writeln();
- writeln('- (id)init:(uint16_t)pid');
- writeln(' presenter:(id <NodePresenter>)presenter {');
- writeln(' self = [super init];');
- writeln(' assert(pid > 0);');
- writeln(' _pid = pid;');
- writeln(' _presenter = presenter;');
- writeln(' _refreshPending = false;');
- writeln(' _refreshRequired = false;');
- writeln(' _refreshQueue = dispatch_queue_create(');
- writeln(' "com.google.immi.refreshQueue", DISPATCH_QUEUE_SERIAL);');
- writeln(' return self;');
- writeln('}');
- writeln();
- writeln('- (void)refresh {');
- writeln(' ImmiRefreshCallback doApply = ^(const PatchData& patchData) {');
- writeln(' if (patchData.isNode()) {');
- writeln(' NodePatch* patch = [[NodePatch alloc]');
- writeln(' initWith:patchData.getNode()');
- writeln(' previous:self.previous');
- writeln(' inGraph:self];');
- writeln(' self.previous = patch.current;');
- writeln(' [patch applyTo:self.presenter];');
- writeln(' }');
- writeln(' dispatch_async(self.refreshQueue, ^{');
- writeln(' if (self.refreshRequired) {');
- writeln(' self.refreshRequired = false;');
- writeln(' [self refresh];');
- writeln(' } else {');
- writeln(' self.refreshPending = false;');
- writeln(' }');
- writeln(' });');
- writeln(' };');
- writeln(' ${serviceName}::refreshAsync(');
- writeln(' self.pid,');
- writeln(' ImmiRefresh,');
- writeln(' (__bridge_retained void*)[doApply copy]);');
- writeln('}');
- writeln();
- writeln('- (void)reset {');
- writeln(' ${serviceName}::reset(self.pid);');
- writeln('}');
- writeln();
- writeln('- (void)dispatch:(ImmiDispatchBlock)block {');
- writeln(' block();');
- writeln(' [self requestRefresh];');
- writeln('}');
- writeln();
- writeln('- (void)requestRefresh {');
- writeln(' dispatch_async(self.refreshQueue, ^{');
- writeln(' if (self.refreshPending) {');
- writeln(' self.refreshRequired = true;');
- writeln(' } else {');
- writeln(' self.refreshPending = true;');
- writeln(' [self refresh];');
- writeln(' }');
- writeln(' });');
- writeln('}');
- writeln();
- writeln('@end');
- writeln();
- }
-
- _writeNodeExtendedInterface(Struct node) {
- String name = node.name;
- String nodeName = "${name}Node";
- String patchName = "${name}Patch";
- String nodeDataName = "${nodeName}Data";
- String patchDataName = "${patchName}Data";
- writeln('@interface $nodeName ()');
- if (node.methods.isNotEmpty) {
- writeln('@property (weak) ImmiRoot* root;');
- }
- writeln('- (id)initWith:(const $nodeDataName&)data');
- writeln(' inGraph:(ImmiRoot*)root;');
- writeln('- (id)initWithPatch:($patchName*)patch;');
- writeln('@end');
- writeln();
- writeln('@interface $patchName ()');
- writeln('- (id)initIdentityPatch:($nodeName*)previous;');
- writeln('- (id)initWith:(const $patchDataName&)data');
- writeln(' previous:($nodeName*)previous');
- writeln(' inGraph:(ImmiRoot*)root;');
- writeln('@end');
- writeln();
- }
-
- _writeNodeImplementation(Struct node) {
- String name = node.name;
- String nodeName = "${node.name}Node";
- String patchName = "${node.name}Patch";
- String nodeDataName = "${nodeName}Data";
- String patchDataName = "${patchName}Data";
- String updateDataName = "${node.name}UpdateData";
- writeln('@implementation $nodeName');
- writeln('- (id)initWith:(const $nodeDataName&)data');
- writeln(' inGraph:(ImmiRoot*)root {');
- writeln(' self = [super init];');
- forEachSlot(node, null, (Type slotType, String slotName) {
- String camelName = camelize(slotName);
- write(' _$slotName = ');
- if (slotType.isList) {
- String slotTypeName = getTypeName(slotType.elementType.isNode ?
- slotType.elementType :
- slotType);
- String slotTypeData = "${slotTypeName}Data";
- writeln('ListUtils<$slotTypeData>::decodeList(');
- writeln(' data.get${camelName}(), create$slotTypeName, root);');
- } else if (slotType.isString) {
- writeln('decodeString(data.get${camelName}Data());');
- } else if (slotType.isNode || slotType.resolved != null) {
- String slotTypeName = getTypeName(slotType);
- writeln('[[$slotTypeName alloc] initWith:data.get${camelName}()');
- writeln(' inGraph:(ImmiRoot*)root];');
- } else {
- writeln('data.get${camelName}();');
- }
- });
- for (var method in node.methods) {
- String actionId = '${method.name}Id';
- writeln(' uint16_t $actionId = data.get${camelize(method.name)}();');
- write(' _${method.name} = ');
- List<Type> formals = method.arguments.map((formal) => formal.type);
- _writeActionBlockImplementation(actionId, formals);
- writeln(';');
- }
- writeln(' return self;');
- writeln('}');
-
- writeln('- (id)initWithPatch:($patchName*)patch {');
- writeln(' self = [super init];');
- forEachSlot(node, null, (Type slotType, String slotName) {
- writeln(' _$slotName = patch.$slotName.current;');
- });
- for (Method method in node.methods) {
- String name = method.name;
- writeln(' _$name = patch.$name.current;');
- }
- writeln(' return self;');
- writeln('}');
- writeln('@end');
- writeln();
- writeln('@implementation $patchName {');
- writeln(' NodePatchType _type;');
- writeln('}');
- writeln('- (id)initIdentityPatch:($nodeName*)previous {');
- writeln(' self = [super init];');
- writeln(' _type = kIdentityNodePatch;');
- writeln(' _previous = previous;');
- writeln(' _current = previous;');
- writeln(' return self;');
- writeln('}');
- writeln('- (id)initWith:(const $patchDataName&)data');
- writeln(' previous:($nodeName*)previous');
- writeln(' inGraph:(ImmiRoot*)root {');
- writeln(' self = [super init];');
- writeln(' _previous = previous;');
- if (node.layout.slots.isNotEmpty || node.methods.isNotEmpty) {
- // The updates list is ordered consistently with the struct fields.
- writeln(' if (data.isUpdates()) {');
- writeln(' List<$updateDataName> updates = data.getUpdates();');
- writeln(' int length = updates.length();');
- writeln(' int next = 0;');
- forEachSlotAndMethod(node, null, (field, String name) {
- String camelName = camelize(name);
- String fieldPatchType =
- field is Method ? actionPatchType(field) : patchType(field.type);
- writeln(' if (next < length && updates[next].is${camelName}()) {');
- writeln(' _$name = [[$fieldPatchType alloc]');
- write(' ');
- String dataGetter = 'updates[next++].get${camelName}';
- if (field is Formal && !field.type.isList && field.type.isString) {
- writeln('initWith:decodeString(${dataGetter}Data())');
- } else {
- writeln('initWith:$dataGetter()');
- }
- writeln(' previous:previous.$name');
- writeln(' inGraph:root];');
- writeln(' } else {');
- writeln(' _$name = [[$fieldPatchType alloc]');
- writeln(' initIdentityPatch:previous.$name];');
- writeln(' }');
- });
- writeln(' assert(next == length);');
- writeln(' _type = kUpdateNodePatch;');
- writeln(' _current = [[$nodeName alloc] initWithPatch:self];');
- writeln(' return self;');
- writeln(' }');
- }
- writeln(' assert(data.isReplace());');
- writeln(' _type = kReplaceNodePatch;');
- writeln(' _current = [[$nodeName alloc] initWith:data.getReplace()');
- writeln(' inGraph:root];');
- // For replace patches we leave fields and methods as default initialized.
- writeln(' return self;');
- writeln('}');
-
- writeln('- (bool)changed { return _type != kIdentityNodePatch; }');
- writeln('- (bool)replaced { return _type == kReplaceNodePatch; }');
- writeln('- (bool)updated { return _type == kUpdateNodePatch; }');
- write(applyToMethodSignature(node));
- writeln(' {');
- writeln(' if (!self.changed) return;');
- writeln(' if (self.replaced) {');
- writeln(' [presenter present${node.name}:self.current];');
- writeln(' } else {');
- writeln(' [presenter patch${node.name}:self];');
- writeln(' }');
- writeln('}');
- writeln('@end');
- writeln();
- }
-
- void _writeNodeBaseExtendedInterface() {
- writeln('@interface Node ()');
- writeln('@property (readonly) id <Node> node;');
- writeln('- (id)init:(id <Node>)node;');
- writeln('- (id)initWith:(const NodeData&)data');
- writeln(' inGraph:(ImmiRoot*)root;');
- writeln('+ (id <Node>)createNode:(const NodeData&)data');
- writeln(' inGraph:(ImmiRoot*)root;');
- writeln('@end');
- writeln();
- }
-
- void _writeNodeBaseImplementation() {
- writeln('@implementation Node');
- writeln('- (bool)is:(Class)klass {');
- writeln(' return [self.node isMemberOfClass:klass];');
- writeln('}');
- writeln('- (id)as:(Class)klass {');
- writeln(' assert([self is:klass]);');
- writeln(' return self.node;');
- writeln('}');
- writeln('- (id)init:(id <Node>)node {');
- writeln(' self = [super init];');
- writeln(' _node = node;');
- writeln(' return self;');
- writeln('}');
- writeln('- (id)initWith:(const NodeData&)data');
- writeln(' inGraph:(ImmiRoot*)root {');
- writeln(' return [self init:[Node createNode:data inGraph:root]];');
- writeln('}');
- writeln('+ (id <Node>)createNode:(const NodeData&)data');
- writeln(' inGraph:(ImmiRoot*)root {');
- nodes.forEach((node) {
- writeln(' if (data.is${node.name}()) {');
- writeln(' return [[${node.name}Node alloc]');
- writeln(' initWith:data.get${node.name}()');
- writeln(' inGraph:root];');
- writeln(' }');
- });
- writeln(' abort();');
- writeln('}');
- writeln('@end');
- writeln();
- }
-
- void _writePatchBaseExtendedInterface() {
- writeln('typedef enum { kIdentityNodePatch, kReplaceNodePatch, kUpdateNodePatch } NodePatchType;');
- writeln('@interface NodePatch ()');
- writeln('@property (readonly) id <NodePatch> patch;');
- writeln('@property (readonly) Node* node;');
- writeln('- (id)initIdentityPatch:(Node*)previous;');
- writeln('- (id)initWith:(const NodePatchData&)data');
- writeln(' previous:(Node*)previous');
- writeln(' inGraph:(ImmiRoot*)root;');
- writeln('+ (id <NodePatch>)createPatch:(const NodePatchData&)data');
- writeln(' previous:(id <Node>)previous');
- writeln(' inGraph:(ImmiRoot*)root;');
- writeln('@end');
- writeln();
- }
-
- void _writePatchBaseImplementation() {
- writeln('@implementation NodePatch {');
- writeln(' NodePatchType _type;');
- writeln('}');
- writeln('+ (id <NodePatch>)createPatch:(const NodePatchData&)data');
- writeln(' previous:(id <Node>)previous');
- writeln(' inGraph:(ImmiRoot*)root {');
- nodes.forEach((node) {
- String name = node.name;
- String nodeName = '${name}Node';
- String patchName = '${name}Patch';
- writeln(' if (data.is$name()) {');
- writeln(' $nodeName* previousNode =');
- writeln(' [previous isMemberOfClass:$nodeName.class] ?');
- writeln(' previous :');
- writeln(' nil;');
- writeln(' return [[$patchName alloc]');
- writeln(' initWith:data.get$name()');
- writeln(' previous:previousNode');
- writeln(' inGraph:root];');
- writeln(' }');
- });
- writeln(' abort();');
- writeln('}');
- writeln('- (id)initIdentityPatch:(Node*)previous {');
- writeln(' self = [super init];');
- writeln(' _type = kIdentityNodePatch;');
- writeln(' _previous = previous;');
- writeln(' _current = previous;');
- writeln(' return self;');
- writeln('}');
- writeln('- (id)initWith:(const NodePatchData&)data');
- writeln(' previous:(Node*)previous');
- writeln(' inGraph:(ImmiRoot*)root {');
- writeln(' self = [super init];');
- writeln(' _previous = previous;');
- writeln(' _patch = [NodePatch');
- writeln(' createPatch:data');
- writeln(' previous:previous.node');
- writeln(' inGraph:root];');
- writeln(' _type = _patch.replaced ? kReplaceNodePatch : kUpdateNodePatch;');
- writeln(' _current = [[Node alloc] init:_patch.current];');
- writeln(' return self;');
- writeln('}');
- writeln();
- writeln('- (bool)changed { return _type != kIdentityNodePatch; }');
- writeln('- (bool)replaced { return _type == kReplaceNodePatch; }');
- writeln('- (bool)updated { return _type == kUpdateNodePatch; }');
- writeln();
- write(applyToMethodSignature('Node'));
- writeln(' {');
- writeln(' if (!self.changed) return;');
- writeln(' if (self.replaced) {');
- writeln(' [presenter presentNode:self.current];');
- writeln(' } else {');
- writeln(' [presenter patchNode:self];');
- writeln(' }');
- writeln('}');
- writeln('- (bool)is:(Class)klass {');
- writeln(' return [self.patch isMemberOfClass:klass];');
- writeln('}');
- writeln('- (id)as:(Class)klass {');
- writeln(' assert([self is:klass]);');
- writeln(' return self.patch;');
- writeln('}');
- writeln('@end');
- writeln();
- }
-
- void _writePatchPrimitivesExtendedInterface() {
- _TYPES.forEach((String idlType, String objcType) {
- if (idlType == 'void') return;
- String patchTypeName = '${camelize(idlType)}Patch';
- String patchDataName = objcType;
- writeln('@interface $patchTypeName ()');
- writeln('- (id)initIdentityPatch:($objcType)previous;');
- writeln('- (id)initWith:($patchDataName)data');
- writeln(' previous:($objcType)previous');
- writeln(' inGraph:(ImmiRoot*)root;');
- writeln('@end');
- writeln();
- });
-
- writeln('typedef enum { kAnyNode, kSpecificNode } ListPatchType;');
- writeln();
- writeln('@interface ListRegionPatch ()');
- writeln('@property (readonly) int countDelta;');
- writeln('- (int)applyTo:(NSMutableArray*)outArray');
- writeln(' with:(NSArray*)inArray;');
- writeln('+ (ListRegionPatch*)regionPatch:(const ListRegionData&)data');
- writeln(' type:(ListPatchType)type');
- writeln(' previous:(NSArray*)previous');
- writeln(' inGraph:(ImmiRoot*)root;');
- writeln('@end');
- writeln('@interface ListRegionRemovePatch ()');
- writeln('- (id)initWith:(const ListRegionData&)data');
- writeln(' type:(ListPatchType)type');
- writeln(' inGraph:(ImmiRoot*)root;');
- writeln('@end');
- writeln('@interface ListRegionInsertPatch ()');
- writeln('- (id)initWith:(const ListRegionData&)data');
- writeln(' type:(ListPatchType)type');
- writeln(' inGraph:(ImmiRoot*)root;');
- writeln('@end');
- writeln('@interface ListRegionUpdatePatch ()');
- writeln('- (id)initWith:(const ListRegionData&)data');
- writeln(' type:(ListPatchType)type');
- writeln(' previous:(NSArray*)previous');
- writeln(' inGraph:(ImmiRoot*)root;');
- writeln('@end');
-
- writeln('@interface ListPatch ()');
- writeln('- (id)initIdentityPatch:(NSArray*)previous;');
- writeln('- (id)initWith:(const ListPatchData&)data');
- writeln(' previous:(NSArray*)previous');
- writeln(' inGraph:(ImmiRoot*)root;');
- writeln('@end');
- writeln();
- }
-
- void _writePatchPrimitivesImplementation() {
- _TYPES.forEach((String idlType, String objcType) {
- if (idlType == 'void') return;
- String patchTypeName = '${camelize(idlType)}Patch';
- String patchDataName = objcType;
- writeln('@implementation $patchTypeName');
- writeln('- (id)initIdentityPatch:($objcType)previous {');
- writeln(' self = [super init];');
- writeln(' _previous = previous;');
- writeln(' _current = previous;');
- writeln(' return self;');
- writeln('}');
- writeln('- (id)initWith:($patchDataName)data');
- writeln(' previous:($objcType)previous');
- writeln(' inGraph:(ImmiRoot*)root {');
- writeln(' self = [super init];');
- writeln(' _previous = previous;');
- writeln(' _current = data;');
- writeln(' return self;');
- writeln('}');
- writeln('- (bool)changed {');
- writeln(' return _previous != _current;');
- writeln('}');
- writeln('@end');
- writeln();
- });
-
- writeln('@implementation ListRegionPatch');
- writeln('+ (ListRegionPatch*)regionPatch:(const ListRegionData&)data');
- writeln(' type:(ListPatchType)type');
- writeln(' previous:(NSArray*)previous');
- writeln(' inGraph:(ImmiRoot*)root {');
- writeln(' if (data.isRemove()) {');
- writeln(' return [[ListRegionRemovePatch alloc] initWith:data');
- writeln(' type:type');
- writeln(' inGraph:root];');
- writeln(' }');
- writeln(' if (data.isInsert()) {');
- writeln(' return [[ListRegionInsertPatch alloc] initWith:data');
- writeln(' type:type');
- writeln(' inGraph:root];');
- writeln(' }');
- writeln(' NSAssert(data.isUpdate(), @"Invalid list patch for region");');
- writeln(' return [[ListRegionUpdatePatch alloc] initWith:data');
- writeln(' type:type');
- writeln(' previous:previous');
- writeln(' inGraph:root];');
- writeln('}');
- writeln('- (id)init:(int)index {');
- writeln(' self = [super init];');
- writeln(' _index = index;');
- writeln(' return self;');
- writeln('}');
- writeln('- (bool)isRemove { return false; }');
- writeln('- (bool)isInsert { return false; }');
- writeln('- (bool)isUpdate { return false; }');
- writeln('- (int)applyTo:(NSMutableArray*)outArray');
- writeln(' with:(NSArray*)inArray {');
- writeln(' @throw [NSException');
- writeln(' exceptionWithName:NSInternalInconsistencyException');
- writeln(' reason:@"-applyTo:with: base is abstract"');
- writeln(' userInfo:nil];');
- writeln('}');
- writeln('@end');
- writeln();
- writeln('@implementation ListRegionRemovePatch');
- writeln('- (id)initWith:(const ListRegionData&)data');
- writeln(' type:(ListPatchType)type');
- writeln(' inGraph:(ImmiRoot*)root {');
- writeln(' self = [super init:data.getIndex()];');
- writeln(' _count = data.getRemove();');
- writeln(' return self;');
- writeln('}');
- writeln('- (bool)isRemove { return true; }');
- writeln('- (int)countDelta { return -self.count; }');
- writeln('- (int)applyTo:(NSMutableArray*)outArray');
- writeln(' with:(NSArray*)inArray {');
- writeln(' return self.count;');
- writeln('}');
- writeln('@end');
- writeln();
- writeln('@implementation ListRegionInsertPatch');
- writeln('- (id)initWith:(const ListRegionData&)data');
- writeln(' type:(ListPatchType)type');
- writeln(' inGraph:(ImmiRoot*)root {');
- writeln(' self = [super init:data.getIndex()];');
- writeln(' const List<NodeData>& insertData = data.getInsert();');
- writeln(' NSMutableArray* nodes =');
- writeln(' [NSMutableArray arrayWithCapacity:insertData.length()];');
- writeln(' int length = insertData.length();');
- writeln(' if (type == kAnyNode) {');
- writeln(' for (int i = 0; i < length; ++i) {');
- writeln(' nodes[i] = [[Node alloc] initWith:insertData[i]');
- writeln(' inGraph:root];');
- writeln(' }');
- writeln(' } else {');
- writeln(' assert(type == kSpecificNode);');
- writeln(' for (int i = 0; i < length; ++i) {');
- writeln(' nodes[i] = [Node createNode:insertData[i] inGraph:root];');
- writeln(' }');
- writeln(' }');
- writeln(' _nodes = nodes;');
- writeln(' return self;');
- writeln('}');
- writeln('- (bool)isInsert { return true; }');
- writeln('- (int)countDelta { return self.nodes.count; }');
- writeln('- (int)applyTo:(NSMutableArray*)outArray');
- writeln(' with:(NSArray*)inArray {');
- writeln(' [outArray addObjectsFromArray:self.nodes];');
- writeln(' return 0;');
- writeln('}');
- writeln('@end');
- writeln();
- writeln('@implementation ListRegionUpdatePatch');
- writeln('- (id)initWith:(const ListRegionData&)data');
- writeln(' type:(ListPatchType)type');
- writeln(' previous:(NSArray*)previous');
- writeln(' inGraph:(ImmiRoot*)root {');
- writeln(' self = [super init:data.getIndex()];');
- writeln(' const List<NodePatchData>& updateData = data.getUpdate();');
- writeln(' int length = updateData.length();');
- writeln(' NSMutableArray* updates =');
- writeln(' [NSMutableArray arrayWithCapacity:length];');
- writeln(' if (type == kAnyNode) {');
- writeln(' for (int i = 0; i < length; ++i) {');
- writeln(' updates[i] = [[NodePatch alloc]');
- writeln(' initWith:updateData[i]');
- writeln(' previous:previous[self.index + i]');
- writeln(' inGraph:root];');
- writeln(' }');
- writeln(' } else {');
- writeln(' assert(type == kSpecificNode);');
- writeln(' for (int i = 0; i < length; ++i) {');
- writeln(' updates[i] = [NodePatch');
- writeln(' createPatch:updateData[i]');
- writeln(' previous:previous[self.index + i]');
- writeln(' inGraph:root];');
- writeln(' }');
- writeln(' }');
- writeln(' _updates = updates;');
- writeln(' return self;');
- writeln('}');
- writeln('- (bool)isUpdate { return true; }');
- writeln('- (int)countDelta { return 0; }');
- writeln('- (int)applyTo:(NSMutableArray*)outArray');
- writeln(' with:(NSArray*)inArray {');
- writeln(' int length = self.updates.count;');
- writeln(' for (int i = 0; i < length; ++i) {');
- writeln(' id <NodePatch> patch = self.updates[i];');
- writeln(' [outArray addObject:patch.current];');
- writeln(' }');
- writeln(' return length;');
- writeln('}');
- writeln('@end');
- writeln();
- writeln('@implementation ListPatch {');
- writeln(' NSMutableArray* _regions;');
- writeln('}');
- writeln('- (id)initIdentityPatch:(NSArray*)previous {');
- writeln(' self = [super init];');
- writeln(' _changed = false;');
- writeln(' _previous = previous;');
- writeln(' _current = previous;');
- writeln(' return self;');
- writeln('}');
- writeln('- (id)initWith:(const ListPatchData&)data');
- writeln(' previous:(NSArray*)previous');
- writeln(' inGraph:(ImmiRoot*)root {');
- writeln(' self = [super init];');
- writeln(' _changed = true;');
- writeln(' _previous = previous;');
- writeln(' ListPatchType type = (ListPatchType)data.getType();');
- writeln(' const List<ListRegionData>& regions = data.getRegions();');
- writeln(' NSMutableArray* patches =');
- writeln(' [NSMutableArray arrayWithCapacity:regions.length()];');
- writeln(' for (int i = 0; i < regions.length(); ++i) {');
- writeln(' patches[i] =');
- writeln(' [ListRegionPatch regionPatch:regions[i]');
- writeln(' type:type');
- writeln(' previous:previous');
- writeln(' inGraph:root];');
- writeln(' }');
- writeln(' _regions = patches;');
- writeln(' _current = [self applyWith:previous];');
- writeln(' return self;');
- writeln('}');
- writeln('- (NSArray*)applyWith:(NSArray*)array {');
- writeln(' int newCount = array.count;');
- writeln(' for (int i = 0; i < self.regions.count; ++i) {');
- writeln(' ListRegionPatch* patch = self.regions[i];');
- writeln(' newCount += patch.countDelta;');
- writeln(' }');
- writeln(' int sourceIndex = 0;');
- writeln(' NSMutableArray* newArray =');
- writeln(' [NSMutableArray arrayWithCapacity:newCount];');
- writeln(' for (int i = 0; i < self.regions.count; ++i) {');
- writeln(' ListRegionPatch* patch = self.regions[i];');
- writeln(' while (sourceIndex < patch.index) {');
- writeln(' [newArray addObject:array[sourceIndex++]];');
- writeln(' }');
- writeln(' sourceIndex += [patch applyTo:newArray with:array];');
- writeln(' }');
- writeln(' while (sourceIndex < array.count) {');
- writeln(' [newArray addObject:array[sourceIndex++]];');
- writeln(' }');
- writeln(' return newArray;');
- writeln('}');
- writeln('@end');
- writeln();
- }
-
- void _writeActionsExtendedInterface() {
- for (List<Type> formals in methodSignatures.values) {
- String actionName = 'Action${actionTypeSuffix(formals)}';
- String actionBlock = '${actionName}Block';
- String actionPatch = '${actionName}Patch';
- writeln('@interface $actionPatch ()');
- writeln('- (id)initIdentityPatch:($actionBlock)previous;');
- writeln('- (id)initWith:(uint16_t)actionId');
- writeln(' previous:($actionBlock)previous');
- writeln(' inGraph:(ImmiRoot*)root;');
- writeln('@end');
- writeln();
- }
- }
-
- void _writeActionsImplementation() {
- for (List<Type> formals in methodSignatures.values) {
- String suffix = actionTypeSuffix(formals);
- String actionName = 'Action$suffix';
- String actionBlock = '${actionName}Block';
- String actionPatch = '${actionName}Patch';
-
- writeln('@implementation $actionPatch {');
- writeln(' NodePatchType _type;');
- writeln('}');
- writeln('- (id)initIdentityPatch:($actionBlock)previous {');
- writeln(' self = [super init];');
- writeln(' _type = kIdentityNodePatch;');
- writeln(' _current = previous;');
- writeln(' return self;');
- writeln('}');
- writeln('- (id)initWith:(uint16_t)actionId');
- writeln(' previous:($actionBlock)previous');
- writeln(' inGraph:(ImmiRoot*)root {');
- writeln(' self = [super init];');
- writeln(' _type = kReplaceNodePatch;');
- write(' _current = ');
- _writeActionBlockImplementation('actionId', formals);
- writeln(';');
- writeln(' return self;');
- writeln('}');
- writeln('- (bool)changed { return _type != kIdentityNodePatch; }');
- writeln('@end');
- writeln();
- }
- }
-
- void _writeActionBlockImplementation(String actionId, List<Type> formals) {
- String suffix = actionTypeSuffix(formals);
- bool boxedArguments = formals.any((t) => t.isString);
- String actionFormals = '';
- if (formals.isNotEmpty) {
- var typedFormals =
- mapWithIndex(formals, (i, f) => '${getTypeName(f)} arg$i').join(', ');
- actionFormals = '(${typedFormals})';
- }
- writeln('^$actionFormals{');
- writeln(' [root dispatch:^{');
- if (boxedArguments) {
- writeln(' int size = 48 + Action${suffix}ArgsBuilder::kSize;');
- int i = 0;
- for (Type formal in formals) {
- if (formal.isString) {
- writeln(' size += arg$i.length;');
- }
- i++;
- }
- writeln(' MessageBuilder message(size);');
- writeln(' Action${suffix}ArgsBuilder args =');
- writeln(' message.initRoot<Action${suffix}ArgsBuilder>();');
- writeln(' args.setId($actionId);');
- i = 0;
- for (Type formal in formals) {
- if (formal.isString) {
- String charBuffer = 'args.initArg${i}Data(arg$i.length).data()';
- writeln(' [arg$i');
- writeln(' getCharacters:$charBuffer');
- writeln(' range:NSMakeRange(0, arg$i.length)];');
- } else {
- writeln(' args.setArg$i(arg$i);');
- }
- i++;
- }
- }
- writeln(' ${serviceName}::dispatch${suffix}Async(');
- if (boxedArguments) {
- writeln(' args,');
- } else {
- writeln(' $actionId,');
- for (int i = 0; i < formals.length; ++i) {
- writeln(' arg$i,');
- }
- }
- writeln(' noopVoidEventCallback,');
- writeln(' NULL);');
- writeln(' }];');
- write(' }');
- }
-
- void _writeListUtils() {
- nodes.forEach((Struct node) {
- String name = node.name;
- String nodeName = "${node.name}Node";
- String patchName = "${node.name}Patch";
- String nodeDataName = "${nodeName}Data";
- String patchDataName = "${patchName}Data";
- writeln('id create$nodeName(const $nodeDataName& data, ImmiRoot* root) {');
- writeln(' return [[$nodeName alloc] initWith:data inGraph:root];');
- writeln('}');
- writeln();
- });
- // TODO(zerny): Support lists of primitive types.
- writeln("""
-Node* createNode(const NodeData& data, ImmiRoot* root) {
- return [[Node alloc] initWith:data inGraph:root];
-}
-
-template<typename T>
-class ListUtils {
-public:
- typedef id (*DecodeElementFunction)(const T&, ImmiRoot*);
-
- static NSMutableArray* decodeList(const List<T>& list,
- DecodeElementFunction decodeElement,
- ImmiRoot* root) {
- NSMutableArray* array = [NSMutableArray arrayWithCapacity:list.length()];
- for (int i = 0; i < list.length(); ++i) {
- [array addObject:decodeElement(list[i], root)];
- }
- return array;
- }
-};
-""");
- }
-
- void _writeStringUtils() {
- write("""
-NSString* decodeString(const List<unichar>& chars) {
- List<unichar>& tmp = const_cast<List<unichar>&>(chars);
- return [[NSString alloc] initWithCharacters:tmp.data()
- length:tmp.length()];
-}
-
-void encodeString(NSString* string, List<unichar> chars) {
- assert(string.length == chars.length());
- [string getCharacters:chars.data()
- range:NSMakeRange(0, string.length)];
-}
-
-""");
- }
-
- void _writeEventUtils() {
- writeln('typedef uint16_t EventID;');
- writeln('void noopVoidEventCallback(void*) {}');
- writeln();
- }
-
- void _writeHeader() {
- String fileName = basenameWithoutExtension(path);
- writeln(COPYRIGHT);
- writeln('// Generated file. Do not edit.');
- writeln();
- writeln('#import "$immiImplFile"');
- writeln();
- }
-
- void _writeFormalWithKeyword(String keyword, Formal formal) {
- write('$keyword:(${getTypeName(formal.type)})${formal.name}');
- }
-
- String patchType(Type type) {
- if (type.isList) return 'ListPatch';
- return '${camelize(type.identifier)}Patch';
- }
-
- void _writeNSType(Type type) {
- if (type.isList) {
- write('NSArray*');
- } else {
- write(getTypePointer(type));
- }
- }
-
- String actionFormalTypes(List<Type> types) {
- return types.map((Type type) => getTypeName(type)).join(', ');
- }
-
- String actionTypedArguments(List<Formal> types) {
- return types.map((Formal formal) {
- return '${getTypeName(formal.type)} ${formal.name}';
- }).join(', ');
- }
-
- String actionArguments(List<Formal> types) {
- return types.map((Formal formal) {
- return '${formal.name}';
- }).join(', ');
- }
-
- String actionPatchType(Method method) {
- List<Type> types = method.arguments.map((formal) => formal.type);
- return 'Action${actionTypeSuffix(types)}Patch';
- }
-
- String actionBlockType(Method method) {
- List<Type> types = method.arguments.map((formal) => formal.type);
- return 'Action${actionTypeSuffix(types)}Block';
- }
-}
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