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azuredatastudio/src/vs/platform/configuration/common/configurationModels.ts
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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the Source EULA. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import * as json from 'vs/base/common/json';
import { ResourceMap, values, getOrSet } from 'vs/base/common/map';
import * as arrays from 'vs/base/common/arrays';
import * as types from 'vs/base/common/types';
import * as objects from 'vs/base/common/objects';
import { URI, UriComponents } from 'vs/base/common/uri';
import { OVERRIDE_PROPERTY_PATTERN, ConfigurationScope, IConfigurationRegistry, Extensions, IConfigurationPropertySchema } from 'vs/platform/configuration/common/configurationRegistry';
import { IOverrides, overrideIdentifierFromKey, addToValueTree, toValuesTree, IConfigurationModel, getConfigurationValue, IConfigurationOverrides, IConfigurationData, getDefaultValues, getConfigurationKeys, removeFromValueTree, toOverrides, IConfigurationValue, ConfigurationTarget, compare, IConfigurationChangeEvent, IConfigurationChange } from 'vs/platform/configuration/common/configuration';
import { Workspace } from 'vs/platform/workspace/common/workspace';
import { Registry } from 'vs/platform/registry/common/platform';
import { Disposable } from 'vs/base/common/lifecycle';
import { Emitter, Event } from 'vs/base/common/event';
import { IFileService } from 'vs/platform/files/common/files';
import { dirname } from 'vs/base/common/resources';
export class ConfigurationModel implements IConfigurationModel {
private isFrozen: boolean = false;
constructor(
private _contents: any = {},
private _keys: string[] = [],
private _overrides: IOverrides[] = []
) {
}
get contents(): any {
return this.checkAndFreeze(this._contents);
}
get overrides(): IOverrides[] {
return this.checkAndFreeze(this._overrides);
}
get keys(): string[] {
return this.checkAndFreeze(this._keys);
}
isEmpty(): boolean {
return this._keys.length === 0 && Object.keys(this._contents).length === 0 && this._overrides.length === 0;
}
getValue<V>(section: string | undefined): V {
return section ? getConfigurationValue<any>(this.contents, section) : this.contents;
}
getOverrideValue<V>(section: string | undefined, overrideIdentifier: string): V | undefined {
const overrideContents = this.getContentsForOverrideIdentifer(overrideIdentifier);
return overrideContents
? section ? getConfigurationValue<any>(overrideContents, section) : overrideContents
: undefined;
}
getKeysForOverrideIdentifier(identifier: string): string[] {
for (const override of this.overrides) {
if (override.identifiers.indexOf(identifier) !== -1) {
return override.keys;
}
}
return [];
}
override(identifier: string): ConfigurationModel {
const overrideContents = this.getContentsForOverrideIdentifer(identifier);
if (!overrideContents || typeof overrideContents !== 'object' || !Object.keys(overrideContents).length) {
// If there are no valid overrides, return self
return this;
}
let contents: any = {};
for (const key of arrays.distinct([...Object.keys(this.contents), ...Object.keys(overrideContents)])) {
let contentsForKey = this.contents[key];
let overrideContentsForKey = overrideContents[key];
// If there are override contents for the key, clone and merge otherwise use base contents
if (overrideContentsForKey) {
// Clone and merge only if base contents and override contents are of type object otherwise just override
if (typeof contentsForKey === 'object' && typeof overrideContentsForKey === 'object') {
contentsForKey = objects.deepClone(contentsForKey);
this.mergeContents(contentsForKey, overrideContentsForKey);
} else {
contentsForKey = overrideContentsForKey;
}
}
contents[key] = contentsForKey;
}
return new ConfigurationModel(contents, this.keys, this.overrides);
}
merge(...others: ConfigurationModel[]): ConfigurationModel {
const contents = objects.deepClone(this.contents);
const overrides = objects.deepClone(this.overrides);
const keys = [...this.keys];
for (const other of others) {
this.mergeContents(contents, other.contents);
for (const otherOverride of other.overrides) {
const [override] = overrides.filter(o => arrays.equals(o.identifiers, otherOverride.identifiers));
if (override) {
this.mergeContents(override.contents, otherOverride.contents);
} else {
overrides.push(objects.deepClone(otherOverride));
}
}
for (const key of other.keys) {
if (keys.indexOf(key) === -1) {
keys.push(key);
}
}
}
return new ConfigurationModel(contents, keys, overrides);
}
freeze(): ConfigurationModel {
this.isFrozen = true;
return this;
}
private mergeContents(source: any, target: any): void {
for (const key of Object.keys(target)) {
if (key in source) {
if (types.isObject(source[key]) && types.isObject(target[key])) {
this.mergeContents(source[key], target[key]);
continue;
}
}
source[key] = objects.deepClone(target[key]);
}
}
private checkAndFreeze<T>(data: T): T {
if (this.isFrozen && !Object.isFrozen(data)) {
return objects.deepFreeze(data);
}
return data;
}
private getContentsForOverrideIdentifer(identifier: string): any {
for (const override of this.overrides) {
if (override.identifiers.indexOf(identifier) !== -1) {
return override.contents;
}
}
return null;
}
toJSON(): IConfigurationModel {
return {
contents: this.contents,
overrides: this.overrides,
keys: this.keys
};
}
// Update methods
public setValue(key: string, value: any) {
this.addKey(key);
addToValueTree(this.contents, key, value, e => { throw new Error(e); });
}
public removeValue(key: string): void {
if (this.removeKey(key)) {
removeFromValueTree(this.contents, key);
}
}
private addKey(key: string): void {
let index = this.keys.length;
for (let i = 0; i < index; i++) {
if (key.indexOf(this.keys[i]) === 0) {
index = i;
}
}
this.keys.splice(index, 1, key);
}
private removeKey(key: string): boolean {
let index = this.keys.indexOf(key);
if (index !== -1) {
this.keys.splice(index, 1);
return true;
}
return false;
}
}
export class DefaultConfigurationModel extends ConfigurationModel {
constructor() {
const contents = getDefaultValues();
const keys = getConfigurationKeys();
const overrides: IOverrides[] = [];
for (const key of Object.keys(contents)) {
if (OVERRIDE_PROPERTY_PATTERN.test(key)) {
overrides.push({
identifiers: [overrideIdentifierFromKey(key).trim()],
keys: Object.keys(contents[key]),
contents: toValuesTree(contents[key], message => console.error(`Conflict in default settings file: ${message}`)),
});
}
}
super(contents, keys, overrides);
}
}
export class ConfigurationModelParser {
private _raw: any = null;
private _configurationModel: ConfigurationModel | null = null;
private _parseErrors: any[] = [];
constructor(protected readonly _name: string, private _scopes?: ConfigurationScope[]) { }
get configurationModel(): ConfigurationModel {
return this._configurationModel || new ConfigurationModel();
}
get errors(): any[] {
return this._parseErrors;
}
public parseContent(content: string | null | undefined): void {
if (!types.isUndefinedOrNull(content)) {
const raw = this.doParseContent(content);
this.parseRaw(raw);
}
}
public parseRaw(raw: any): void {
this._raw = raw;
const configurationModel = this.doParseRaw(raw);
this._configurationModel = new ConfigurationModel(configurationModel.contents, configurationModel.keys, configurationModel.overrides);
}
public parse(): void {
if (this._raw) {
this.parseRaw(this._raw);
}
}
protected doParseContent(content: string): any {
let raw: any = {};
let currentProperty: string | null = null;
let currentParent: any = [];
let previousParents: any[] = [];
let parseErrors: json.ParseError[] = [];
function onValue(value: any) {
if (Array.isArray(currentParent)) {
(<any[]>currentParent).push(value);
} else if (currentProperty) {
currentParent[currentProperty] = value;
}
}
let visitor: json.JSONVisitor = {
onObjectBegin: () => {
let object = {};
onValue(object);
previousParents.push(currentParent);
currentParent = object;
currentProperty = null;
},
onObjectProperty: (name: string) => {
currentProperty = name;
},
onObjectEnd: () => {
currentParent = previousParents.pop();
},
onArrayBegin: () => {
let array: any[] = [];
onValue(array);
previousParents.push(currentParent);
currentParent = array;
currentProperty = null;
},
onArrayEnd: () => {
currentParent = previousParents.pop();
},
onLiteralValue: onValue,
onError: (error: json.ParseErrorCode, offset: number, length: number) => {
parseErrors.push({ error, offset, length });
}
};
if (content) {
try {
json.visit(content, visitor);
raw = currentParent[0] || {};
} catch (e) {
console.error(`Error while parsing settings file ${this._name}: ${e}`);
this._parseErrors = [e];
}
}
return raw;
}
protected doParseRaw(raw: any): IConfigurationModel {
if (this._scopes) {
const configurationProperties = Registry.as<IConfigurationRegistry>(Extensions.Configuration).getConfigurationProperties();
raw = this.filterByScope(raw, configurationProperties, true, this._scopes);
}
const contents = toValuesTree(raw, message => console.error(`Conflict in settings file ${this._name}: ${message}`));
const keys = Object.keys(raw);
const overrides: IOverrides[] = toOverrides(raw, message => console.error(`Conflict in settings file ${this._name}: ${message}`));
return { contents, keys, overrides };
}
private filterByScope(properties: any, configurationProperties: { [qualifiedKey: string]: IConfigurationPropertySchema }, filterOverriddenProperties: boolean, scopes: ConfigurationScope[]): {} {
const result: any = {};
for (let key in properties) {
if (OVERRIDE_PROPERTY_PATTERN.test(key) && filterOverriddenProperties) {
result[key] = this.filterByScope(properties[key], configurationProperties, false, scopes);
} else {
const scope = this.getScope(key, configurationProperties);
// Load unregistered configurations always.
if (scope === undefined || scopes.indexOf(scope) !== -1) {
result[key] = properties[key];
}
}
}
return result;
}
private getScope(key: string, configurationProperties: { [qualifiedKey: string]: IConfigurationPropertySchema }): ConfigurationScope | undefined {
const propertySchema = configurationProperties[key];
return propertySchema ? typeof propertySchema.scope !== 'undefined' ? propertySchema.scope : ConfigurationScope.WINDOW : undefined;
}
}
export class UserSettings extends Disposable {
private readonly parser: ConfigurationModelParser;
protected readonly _onDidChange: Emitter<void> = this._register(new Emitter<void>());
readonly onDidChange: Event<void> = this._onDidChange.event;
constructor(
private readonly userSettingsResource: URI,
private readonly scopes: ConfigurationScope[] | undefined,
private readonly fileService: IFileService
) {
super();
this.parser = new ConfigurationModelParser(this.userSettingsResource.toString(), this.scopes);
this._register(this.fileService.watch(dirname(this.userSettingsResource)));
this._register(Event.filter(this.fileService.onDidFilesChange, e => e.contains(this.userSettingsResource))(() => this._onDidChange.fire()));
}
async loadConfiguration(): Promise<ConfigurationModel> {
try {
const content = await this.fileService.readFile(this.userSettingsResource);
this.parser.parseContent(content.value.toString() || '{}');
return this.parser.configurationModel;
} catch (e) {
return new ConfigurationModel();
}
}
reprocess(): ConfigurationModel {
this.parser.parse();
return this.parser.configurationModel;
}
}
export class Configuration {
private _workspaceConsolidatedConfiguration: ConfigurationModel | null = null;
private _foldersConsolidatedConfigurations: ResourceMap<ConfigurationModel> = new ResourceMap<ConfigurationModel>();
constructor(
private _defaultConfiguration: ConfigurationModel,
private _localUserConfiguration: ConfigurationModel,
private _remoteUserConfiguration: ConfigurationModel = new ConfigurationModel(),
private _workspaceConfiguration: ConfigurationModel = new ConfigurationModel(),
private _folderConfigurations: ResourceMap<ConfigurationModel> = new ResourceMap<ConfigurationModel>(),
private _memoryConfiguration: ConfigurationModel = new ConfigurationModel(),
private _memoryConfigurationByResource: ResourceMap<ConfigurationModel> = new ResourceMap<ConfigurationModel>(),
private _freeze: boolean = true) {
}
getValue(section: string | undefined, overrides: IConfigurationOverrides, workspace: Workspace | undefined): any {
const consolidateConfigurationModel = this.getConsolidateConfigurationModel(overrides, workspace);
return consolidateConfigurationModel.getValue(section);
}
updateValue(key: string, value: any, overrides: IConfigurationOverrides = {}): void {
let memoryConfiguration: ConfigurationModel | undefined;
if (overrides.resource) {
memoryConfiguration = this._memoryConfigurationByResource.get(overrides.resource);
if (!memoryConfiguration) {
memoryConfiguration = new ConfigurationModel();
this._memoryConfigurationByResource.set(overrides.resource, memoryConfiguration);
}
} else {
memoryConfiguration = this._memoryConfiguration;
}
if (value === undefined) {
memoryConfiguration.removeValue(key);
} else {
memoryConfiguration.setValue(key, value);
}
if (!overrides.resource) {
this._workspaceConsolidatedConfiguration = null;
}
}
inspect<C>(key: string, overrides: IConfigurationOverrides, workspace: Workspace | undefined): IConfigurationValue<C> {
const consolidateConfigurationModel = this.getConsolidateConfigurationModel(overrides, workspace);
const folderConfigurationModel = this.getFolderConfigurationModelForResource(overrides.resource, workspace);
const memoryConfigurationModel = overrides.resource ? this._memoryConfigurationByResource.get(overrides.resource) || this._memoryConfiguration : this._memoryConfiguration;
const defaultValue = overrides.overrideIdentifier ? this._defaultConfiguration.freeze().override(overrides.overrideIdentifier).getValue<C>(key) : this._defaultConfiguration.freeze().getValue<C>(key);
const userValue = overrides.overrideIdentifier ? this.userConfiguration.freeze().override(overrides.overrideIdentifier).getValue<C>(key) : this.userConfiguration.freeze().getValue<C>(key);
const userLocalValue = overrides.overrideIdentifier ? this.localUserConfiguration.freeze().override(overrides.overrideIdentifier).getValue<C>(key) : this.localUserConfiguration.freeze().getValue<C>(key);
const userRemoteValue = overrides.overrideIdentifier ? this.remoteUserConfiguration.freeze().override(overrides.overrideIdentifier).getValue<C>(key) : this.remoteUserConfiguration.freeze().getValue<C>(key);
const workspaceValue = workspace ? overrides.overrideIdentifier ? this._workspaceConfiguration.freeze().override(overrides.overrideIdentifier).getValue<C>(key) : this._workspaceConfiguration.freeze().getValue<C>(key) : undefined; //Check on workspace exists or not because _workspaceConfiguration is never null
const workspaceFolderValue = folderConfigurationModel ? overrides.overrideIdentifier ? folderConfigurationModel.freeze().override(overrides.overrideIdentifier).getValue<C>(key) : folderConfigurationModel.freeze().getValue<C>(key) : undefined;
const memoryValue = overrides.overrideIdentifier ? memoryConfigurationModel.override(overrides.overrideIdentifier).getValue<C>(key) : memoryConfigurationModel.getValue<C>(key);
const value = consolidateConfigurationModel.getValue<C>(key);
const overrideIdentifiers: string[] = arrays.distinct(arrays.flatten(consolidateConfigurationModel.overrides.map(override => override.identifiers))).filter(overrideIdentifier => consolidateConfigurationModel.getOverrideValue(key, overrideIdentifier) !== undefined);
return {
defaultValue: defaultValue,
userValue: userValue,
userLocalValue: userLocalValue,
userRemoteValue: userRemoteValue,
workspaceValue: workspaceValue,
workspaceFolderValue: workspaceFolderValue,
memoryValue: memoryValue,
value,
default: defaultValue !== undefined ? { value: this._defaultConfiguration.freeze().getValue(key), override: overrides.overrideIdentifier ? this._defaultConfiguration.freeze().getOverrideValue(key, overrides.overrideIdentifier) : undefined } : undefined,
user: userValue !== undefined ? { value: this.userConfiguration.freeze().getValue(key), override: overrides.overrideIdentifier ? this.userConfiguration.freeze().getOverrideValue(key, overrides.overrideIdentifier) : undefined } : undefined,
userLocal: userLocalValue !== undefined ? { value: this.localUserConfiguration.freeze().getValue(key), override: overrides.overrideIdentifier ? this.localUserConfiguration.freeze().getOverrideValue(key, overrides.overrideIdentifier) : undefined } : undefined,
userRemote: userRemoteValue !== undefined ? { value: this.remoteUserConfiguration.freeze().getValue(key), override: overrides.overrideIdentifier ? this.remoteUserConfiguration.freeze().getOverrideValue(key, overrides.overrideIdentifier) : undefined } : undefined,
workspace: workspaceValue !== undefined ? { value: this._workspaceConfiguration.freeze().getValue(key), override: overrides.overrideIdentifier ? this._workspaceConfiguration.freeze().getOverrideValue(key, overrides.overrideIdentifier) : undefined } : undefined,
workspaceFolder: workspaceFolderValue !== undefined ? { value: folderConfigurationModel?.freeze().getValue(key), override: overrides.overrideIdentifier ? folderConfigurationModel?.freeze().getOverrideValue(key, overrides.overrideIdentifier) : undefined } : undefined,
memory: memoryValue !== undefined ? { value: memoryConfigurationModel.getValue(key), override: overrides.overrideIdentifier ? memoryConfigurationModel.getOverrideValue(key, overrides.overrideIdentifier) : undefined } : undefined,
overrideIdentifiers: overrideIdentifiers.length ? overrideIdentifiers : undefined
};
}
keys(workspace: Workspace | undefined): {
default: string[];
user: string[];
workspace: string[];
workspaceFolder: string[];
} {
const folderConfigurationModel = this.getFolderConfigurationModelForResource(undefined, workspace);
return {
default: this._defaultConfiguration.freeze().keys,
user: this.userConfiguration.freeze().keys,
workspace: this._workspaceConfiguration.freeze().keys,
workspaceFolder: folderConfigurationModel ? folderConfigurationModel.freeze().keys : []
};
}
updateDefaultConfiguration(defaultConfiguration: ConfigurationModel): void {
this._defaultConfiguration = defaultConfiguration;
this._workspaceConsolidatedConfiguration = null;
this._foldersConsolidatedConfigurations.clear();
}
updateLocalUserConfiguration(localUserConfiguration: ConfigurationModel): void {
this._localUserConfiguration = localUserConfiguration;
this._userConfiguration = null;
this._workspaceConsolidatedConfiguration = null;
this._foldersConsolidatedConfigurations.clear();
}
updateRemoteUserConfiguration(remoteUserConfiguration: ConfigurationModel): void {
this._remoteUserConfiguration = remoteUserConfiguration;
this._userConfiguration = null;
this._workspaceConsolidatedConfiguration = null;
this._foldersConsolidatedConfigurations.clear();
}
updateWorkspaceConfiguration(workspaceConfiguration: ConfigurationModel): void {
this._workspaceConfiguration = workspaceConfiguration;
this._workspaceConsolidatedConfiguration = null;
this._foldersConsolidatedConfigurations.clear();
}
updateFolderConfiguration(resource: URI, configuration: ConfigurationModel): void {
this._folderConfigurations.set(resource, configuration);
this._foldersConsolidatedConfigurations.delete(resource);
}
deleteFolderConfiguration(resource: URI): void {
this.folderConfigurations.delete(resource);
this._foldersConsolidatedConfigurations.delete(resource);
}
compareAndUpdateDefaultConfiguration(defaults: ConfigurationModel, keys: string[]): IConfigurationChange {
const overrides: [string, string[]][] = keys
.filter(key => OVERRIDE_PROPERTY_PATTERN.test(key))
.map(key => {
const overrideIdentifier = overrideIdentifierFromKey(key);
const fromKeys = this._defaultConfiguration.getKeysForOverrideIdentifier(overrideIdentifier);
const toKeys = defaults.getKeysForOverrideIdentifier(overrideIdentifier);
const keys = [
...toKeys.filter(key => fromKeys.indexOf(key) === -1),
...fromKeys.filter(key => toKeys.indexOf(key) === -1),
...fromKeys.filter(key => !objects.equals(this._defaultConfiguration.override(overrideIdentifier).getValue(key), defaults.override(overrideIdentifier).getValue(key)))
];
return [overrideIdentifier, keys];
});
this.updateDefaultConfiguration(defaults);
return { keys, overrides };
}
compareAndUpdateLocalUserConfiguration(user: ConfigurationModel): IConfigurationChange {
const { added, updated, removed, overrides } = compare(this.localUserConfiguration, user);
const keys = [...added, ...updated, ...removed];
if (keys.length) {
this.updateLocalUserConfiguration(user);
}
return { keys, overrides };
}
compareAndUpdateRemoteUserConfiguration(user: ConfigurationModel): IConfigurationChange {
const { added, updated, removed, overrides } = compare(this.remoteUserConfiguration, user);
let keys = [...added, ...updated, ...removed];
if (keys.length) {
this.updateRemoteUserConfiguration(user);
}
return { keys, overrides };
}
compareAndUpdateWorkspaceConfiguration(workspaceConfiguration: ConfigurationModel): IConfigurationChange {
const { added, updated, removed, overrides } = compare(this.workspaceConfiguration, workspaceConfiguration);
let keys = [...added, ...updated, ...removed];
if (keys.length) {
this.updateWorkspaceConfiguration(workspaceConfiguration);
}
return { keys, overrides };
}
compareAndUpdateFolderConfiguration(resource: URI, folderConfiguration: ConfigurationModel): IConfigurationChange {
const currentFolderConfiguration = this.folderConfigurations.get(resource);
const { added, updated, removed, overrides } = compare(currentFolderConfiguration, folderConfiguration);
let keys = [...added, ...updated, ...removed];
if (keys.length || !currentFolderConfiguration) {
this.updateFolderConfiguration(resource, folderConfiguration);
}
return { keys, overrides };
}
compareAndDeleteFolderConfiguration(folder: URI): IConfigurationChange {
const folderConfig = this.folderConfigurations.get(folder);
if (!folderConfig) {
throw new Error('Unknown folder');
}
this.deleteFolderConfiguration(folder);
const { added, updated, removed, overrides } = compare(folderConfig, undefined);
return { keys: [...added, ...updated, ...removed], overrides };
}
get defaults(): ConfigurationModel {
return this._defaultConfiguration;
}
private _userConfiguration: ConfigurationModel | null = null;
get userConfiguration(): ConfigurationModel {
if (!this._userConfiguration) {
this._userConfiguration = this._remoteUserConfiguration.isEmpty() ? this._localUserConfiguration : this._localUserConfiguration.merge(this._remoteUserConfiguration);
if (this._freeze) {
this._userConfiguration.freeze();
}
}
return this._userConfiguration;
}
get localUserConfiguration(): ConfigurationModel {
return this._localUserConfiguration;
}
get remoteUserConfiguration(): ConfigurationModel {
return this._remoteUserConfiguration;
}
get workspaceConfiguration(): ConfigurationModel {
return this._workspaceConfiguration;
}
protected get folderConfigurations(): ResourceMap<ConfigurationModel> {
return this._folderConfigurations;
}
private getConsolidateConfigurationModel(overrides: IConfigurationOverrides, workspace: Workspace | undefined): ConfigurationModel {
let configurationModel = this.getConsolidatedConfigurationModelForResource(overrides, workspace);
return overrides.overrideIdentifier ? configurationModel.override(overrides.overrideIdentifier) : configurationModel;
}
private getConsolidatedConfigurationModelForResource({ resource }: IConfigurationOverrides, workspace: Workspace | undefined): ConfigurationModel {
let consolidateConfiguration = this.getWorkspaceConsolidatedConfiguration();
if (workspace && resource) {
const root = workspace.getFolder(resource);
if (root) {
consolidateConfiguration = this.getFolderConsolidatedConfiguration(root.uri) || consolidateConfiguration;
}
const memoryConfigurationForResource = this._memoryConfigurationByResource.get(resource);
if (memoryConfigurationForResource) {
consolidateConfiguration = consolidateConfiguration.merge(memoryConfigurationForResource);
}
}
return consolidateConfiguration;
}
private getWorkspaceConsolidatedConfiguration(): ConfigurationModel {
if (!this._workspaceConsolidatedConfiguration) {
this._workspaceConsolidatedConfiguration = this._defaultConfiguration.merge(this.userConfiguration, this._workspaceConfiguration, this._memoryConfiguration);
if (this._freeze) {
this._workspaceConfiguration = this._workspaceConfiguration.freeze();
}
}
return this._workspaceConsolidatedConfiguration;
}
private getFolderConsolidatedConfiguration(folder: URI): ConfigurationModel {
let folderConsolidatedConfiguration = this._foldersConsolidatedConfigurations.get(folder);
if (!folderConsolidatedConfiguration) {
const workspaceConsolidateConfiguration = this.getWorkspaceConsolidatedConfiguration();
const folderConfiguration = this._folderConfigurations.get(folder);
if (folderConfiguration) {
folderConsolidatedConfiguration = workspaceConsolidateConfiguration.merge(folderConfiguration);
if (this._freeze) {
folderConsolidatedConfiguration = folderConsolidatedConfiguration.freeze();
}
this._foldersConsolidatedConfigurations.set(folder, folderConsolidatedConfiguration);
} else {
folderConsolidatedConfiguration = workspaceConsolidateConfiguration;
}
}
return folderConsolidatedConfiguration;
}
private getFolderConfigurationModelForResource(resource: URI | null | undefined, workspace: Workspace | undefined): ConfigurationModel | undefined {
if (workspace && resource) {
const root = workspace.getFolder(resource);
if (root) {
return this._folderConfigurations.get(root.uri);
}
}
return undefined;
}
toData(): IConfigurationData {
return {
defaults: {
contents: this._defaultConfiguration.contents,
overrides: this._defaultConfiguration.overrides,
keys: this._defaultConfiguration.keys
},
user: {
contents: this.userConfiguration.contents,
overrides: this.userConfiguration.overrides,
keys: this.userConfiguration.keys
},
workspace: {
contents: this._workspaceConfiguration.contents,
overrides: this._workspaceConfiguration.overrides,
keys: this._workspaceConfiguration.keys
},
folders: [...this._folderConfigurations.keys()].reduce<[UriComponents, IConfigurationModel][]>((result, folder) => {
const { contents, overrides, keys } = this._folderConfigurations.get(folder)!;
result.push([folder, { contents, overrides, keys }]);
return result;
}, [])
};
}
allKeys(): string[] {
const keys: Set<string> = new Set<string>();
this._defaultConfiguration.freeze().keys.forEach(key => keys.add(key));
this.userConfiguration.freeze().keys.forEach(key => keys.add(key));
this._workspaceConfiguration.freeze().keys.forEach(key => keys.add(key));
this._folderConfigurations.forEach(folderConfiguraiton => folderConfiguraiton.freeze().keys.forEach(key => keys.add(key)));
return values(keys);
}
protected getAllKeysForOverrideIdentifier(overrideIdentifier: string): string[] {
const keys: Set<string> = new Set<string>();
this._defaultConfiguration.getKeysForOverrideIdentifier(overrideIdentifier).forEach(key => keys.add(key));
this.userConfiguration.getKeysForOverrideIdentifier(overrideIdentifier).forEach(key => keys.add(key));
this._workspaceConfiguration.getKeysForOverrideIdentifier(overrideIdentifier).forEach(key => keys.add(key));
this._folderConfigurations.forEach(folderConfiguraiton => folderConfiguraiton.getKeysForOverrideIdentifier(overrideIdentifier).forEach(key => keys.add(key)));
return values(keys);
}
static parse(data: IConfigurationData): Configuration {
const defaultConfiguration = this.parseConfigurationModel(data.defaults);
const userConfiguration = this.parseConfigurationModel(data.user);
const workspaceConfiguration = this.parseConfigurationModel(data.workspace);
const folders: ResourceMap<ConfigurationModel> = data.folders.reduce((result, value) => {
result.set(URI.revive(value[0]), this.parseConfigurationModel(value[1]));
return result;
}, new ResourceMap<ConfigurationModel>());
return new Configuration(defaultConfiguration, userConfiguration, new ConfigurationModel(), workspaceConfiguration, folders, new ConfigurationModel(), new ResourceMap<ConfigurationModel>(), false);
}
private static parseConfigurationModel(model: IConfigurationModel): ConfigurationModel {
return new ConfigurationModel(model.contents, model.keys, model.overrides).freeze();
}
}
export function mergeChanges(...changes: IConfigurationChange[]): IConfigurationChange {
if (changes.length === 0) {
return { keys: [], overrides: [] };
}
if (changes.length === 1) {
return changes[0];
}
const keysSet = new Set<string>();
const overridesMap = new Map<string, Set<string>>();
for (const change of changes) {
change.keys.forEach(key => keysSet.add(key));
change.overrides.forEach(([identifier, keys]) => {
const result = getOrSet(overridesMap, identifier, new Set<string>());
keys.forEach(key => result.add(key));
});
}
const overrides: [string, string[]][] = [];
overridesMap.forEach((keys, identifier) => overrides.push([identifier, values(keys)]));
return { keys: values(keysSet), overrides };
}
export class ConfigurationChangeEvent implements IConfigurationChangeEvent {
private readonly affectedKeysTree: any;
readonly affectedKeys: string[];
source!: ConfigurationTarget;
sourceConfig: any;
constructor(readonly change: IConfigurationChange, private readonly previous: { workspace?: Workspace, data: IConfigurationData } | undefined, private readonly currentConfiguraiton: Configuration, private readonly currentWorkspace?: Workspace) {
const keysSet = new Set<string>();
change.keys.forEach(key => keysSet.add(key));
change.overrides.forEach(([, keys]) => keys.forEach(key => keysSet.add(key)));
this.affectedKeys = values(keysSet);
const configurationModel = new ConfigurationModel();
this.affectedKeys.forEach(key => configurationModel.setValue(key, {}));
this.affectedKeysTree = configurationModel.contents;
}
private _previousConfiguration: Configuration | undefined = undefined;
get previousConfiguration(): Configuration | undefined {
if (!this._previousConfiguration && this.previous) {
this._previousConfiguration = Configuration.parse(this.previous.data);
}
return this._previousConfiguration;
}
affectsConfiguration(section: string, overrides?: IConfigurationOverrides): boolean {
if (this.doesAffectedKeysTreeContains(this.affectedKeysTree, section)) {
if (overrides) {
const value1 = this.previousConfiguration ? this.previousConfiguration.getValue(section, overrides, this.previous?.workspace) : undefined;
const value2 = this.currentConfiguraiton.getValue(section, overrides, this.currentWorkspace);
return !objects.equals(value1, value2);
}
return true;
}
return false;
}
private doesAffectedKeysTreeContains(affectedKeysTree: any, section: string): boolean {
let requestedTree = toValuesTree({ [section]: true }, () => { });
let key;
while (typeof requestedTree === 'object' && (key = Object.keys(requestedTree)[0])) { // Only one key should present, since we added only one property
affectedKeysTree = affectedKeysTree[key];
if (!affectedKeysTree) {
return false; // Requested tree is not found
}
requestedTree = requestedTree[key];
}
return true;
}
}
export class AllKeysConfigurationChangeEvent extends ConfigurationChangeEvent {
constructor(configuration: Configuration, workspace: Workspace, public source: ConfigurationTarget, public sourceConfig: any) {
super({ keys: configuration.allKeys(), overrides: [] }, undefined, configuration, workspace);
}
}