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
85 lines
2.1 KiB
TypeScript
85 lines
2.1 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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import * as goog from '../closure/goog/goog.js';
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goog.declareModuleId('Blockly.clipboard');
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import type {CopyData, ICopyable} from './interfaces/i_copyable.js';
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/** Metadata about the object that is currently on the clipboard. */
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let copyData: CopyData | null = null;
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/**
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* Copy a block or workspace comment onto the local clipboard.
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*
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* @param toCopy Block or Workspace Comment to be copied.
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* @internal
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*/
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export function copy(toCopy: ICopyable) {
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TEST_ONLY.copyInternal(toCopy);
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}
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/**
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* Private version of copy for stubbing in tests.
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*/
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function copyInternal(toCopy: ICopyable) {
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copyData = toCopy.toCopyData();
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}
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/**
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* Paste a block or workspace comment on to the main workspace.
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*
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* @returns The pasted thing if the paste was successful, null otherwise.
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* @internal
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*/
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export function paste(): ICopyable | null {
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if (!copyData) {
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return null;
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}
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// Pasting always pastes to the main workspace, even if the copy
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// started in a flyout workspace.
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let workspace = copyData.source;
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if (workspace.isFlyout) {
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workspace = workspace.targetWorkspace!;
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}
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if (
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copyData.typeCounts &&
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workspace.isCapacityAvailable(copyData.typeCounts)
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) {
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return workspace.paste(copyData.saveInfo);
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}
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return null;
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}
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/**
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* Duplicate this block and its children, or a workspace comment.
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*
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* @param toDuplicate Block or Workspace Comment to be duplicated.
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* @returns The block or workspace comment that was duplicated, or null if the
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* duplication failed.
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* @internal
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*/
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export function duplicate(toDuplicate: ICopyable): ICopyable | null {
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return TEST_ONLY.duplicateInternal(toDuplicate);
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}
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/**
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* Private version of duplicate for stubbing in tests.
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*/
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function duplicateInternal(toDuplicate: ICopyable): ICopyable | null {
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const oldCopyData = copyData;
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copy(toDuplicate);
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const pastedThing =
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toDuplicate.toCopyData()?.source?.paste(copyData!.saveInfo) ?? null;
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copyData = oldCopyData;
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return pastedThing;
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}
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export const TEST_ONLY = {
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duplicateInternal,
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copyInternal,
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};
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