mirror of
https://github.com/google/blockly.git
synced 2026-01-09 01:50:11 +01:00
037eb59b89
* chore: add linting for tsdoc * chore: don't require types on return * chore: remove redundant fileoverview from ts * chore: change return to returns and add some newlines * chore: remove license tag * chore: don't require params/return docs * chore: remove spurious struct tags * Revert "chore: change return to returns and add some newlines" This reverts commitd6d8656a45. * chore: don't auto-add param names * chore: disable require-param bc it breaks on this * return to returns and add line breaks * chore: configure additional jsdoc rules * chore: run format * Revert "chore: remove license tag" This reverts commit173455588a. * chore: allow license tag format * chore: only require jsdoc on exported items * chore: add missing jsdoc or silence where needed * chore: run format * chore: lint fixes
100 lines
3.1 KiB
TypeScript
100 lines
3.1 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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/**
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* Contains custom errors thrown by the serialization system.
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*
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* @namespace Blockly.serialization.exceptions
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*/
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import * as goog from '../../closure/goog/goog.js';
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goog.declareModuleId('Blockly.serialization.exceptions');
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import type {Block} from '../block.js';
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import type {State} from './blocks.js';
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/** @alias Blockly.serialization.exceptions.DeserializationError */
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export class DeserializationError extends Error {}
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/**
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* Represents an error where the serialized state is expected to provide a
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* block type, but it is not provided.
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*
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* @alias Blockly.serialization.exceptions.MissingBlockType
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*/
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export class MissingBlockType extends DeserializationError {
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/**
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* @param state The state object which is missing the block type.
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* @internal
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*/
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constructor(public state: State) {
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super(`Expected to find a 'type' property, defining the block type`);
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}
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}
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/**
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* Represents an error where deserialization encountered a block that did
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* not have a connection that was defined in the serialized state.
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*
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* @alias Blockly.serialization.exceptions.MissingConnection
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*/
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export class MissingConnection extends DeserializationError {
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/**
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* @param connection The name of the connection that is missing. E.g.
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* 'IF0', or 'next'.
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* @param block The block missing the connection.
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* @param state The state object containing the bad connection.
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* @internal
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*/
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constructor(connection: string, public block: Block, public state: State) {
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super(`The block ${block.toDevString()} is missing a(n) ${connection}
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connection`);
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}
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}
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/**
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* Represents an error where deserialization tried to connect two connections
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* that were not compatible.
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*
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* @alias Blockly.serialization.exceptions.BadConnectionCheck
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*/
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export class BadConnectionCheck extends DeserializationError {
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/**
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* @param reason The reason the connections were not compatible.
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* @param childConnection The name of the incompatible child connection. E.g.
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* 'output' or 'previous'.
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* @param childBlock The child block that could not connect to its parent.
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* @param childState The state object representing the child block.
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* @internal
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*/
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constructor(
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reason: string, childConnection: string, public childBlock: Block,
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public childState: State) {
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super(`The block ${childBlock.toDevString()} could not connect its
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${childConnection} to its parent, because: ${reason}`);
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}
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}
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/**
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* Represents an error where deserialization encountered a real block as it
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* was deserializing children of a shadow.
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* This is an error because it is an invariant of Blockly that shadow blocks
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* do not have real children.
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*
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* @alias Blockly.serialization.exceptions.RealChildOfShadow
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*/
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export class RealChildOfShadow extends DeserializationError {
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/**
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* @param state The state object representing the real block.
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* @internal
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*/
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constructor(public state: State) {
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super(`Encountered a real block which is defined as a child of a shadow
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block. It is an invariant of Blockly that shadow blocks only have shadow
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children`);
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}
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}
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