mirror of
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88ff901a72
* chore: add and configure prettier * chore: remove clang-format * chore: remove clang-format config * chore: lint additional ts files * chore: fix lint errors in blocks * chore: add prettier-ignore where needed * chore: ignore js blocks when formatting * chore: fix playground html syntax * chore: fix yaml spacing from merge * chore: convert text blocks to use arrow functions * chore: format everything with prettier * chore: fix lint unused imports in blocks
91 lines
2.4 KiB
TypeScript
91 lines
2.4 KiB
TypeScript
/**
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* @license
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* Copyright 2021 Google LLC
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* SPDX-License-Identifier: Apache-2.0
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*/
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import * as goog from '../../closure/goog/goog.js';
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goog.declareModuleId('Blockly.serialization.variables');
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import type {ISerializer} from '../interfaces/i_serializer.js';
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import type {Workspace} from '../workspace.js';
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import * as priorities from './priorities.js';
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import * as serializationRegistry from './registry.js';
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/**
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* Represents the state of a given variable.
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*/
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export interface State {
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name: string;
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id: string;
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type: string | undefined;
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}
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/**
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* Serializer for saving and loading variable state.
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*/
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export class VariableSerializer implements ISerializer {
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priority: number;
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/* eslint-disable-next-line require-jsdoc */
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constructor() {
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/** The priority for deserializing variables. */
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this.priority = priorities.VARIABLES;
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}
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/**
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* Serializes the variables of the given workspace.
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*
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* @param workspace The workspace to save the variables of.
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* @returns The state of the workspace's variables, or null if there are no
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* variables.
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*/
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save(workspace: Workspace): State[] | null {
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const variableStates = [];
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for (const variable of workspace.getAllVariables()) {
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const state = {
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'name': variable.name,
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'id': variable.getId(),
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};
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if (variable.type) {
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(state as AnyDuringMigration)['type'] = variable.type;
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}
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variableStates.push(state);
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}
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// AnyDuringMigration because: Type '{ name: string; id: string; }[] |
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// null' is not assignable to type 'State[] | null'.
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return (
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variableStates.length ? variableStates : null
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) as AnyDuringMigration;
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}
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/**
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* Deserializes the variable defined by the given state into the given
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* workspace.
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*
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* @param state The state of the variables to deserialize.
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* @param workspace The workspace to deserialize into.
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*/
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load(state: State[], workspace: Workspace) {
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for (const varState of state) {
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workspace.createVariable(
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varState['name'],
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varState['type'],
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varState['id']
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);
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}
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}
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/**
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* Disposes of any variables that exist on the workspace.
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*
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* @param workspace The workspace to clear the variables of.
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*/
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clear(workspace: Workspace) {
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workspace.getVariableMap().clear();
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}
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}
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serializationRegistry.register('variables', new VariableSerializer());
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