ee7b5bb9-0ba9-4db2-a261-36a9f068c827

Committed 23 Dec 2025 02:29AM UTC coverage: 36.605% (-0.3%) from 36.904%

Build # ee7b5bb9-0ba9-4db2-a261-36a9f068c827

Build Type

Pull #329

circleci

Committed by

pubuzhixing8

Commit Message

fix: list-render error

Pull Request Pull Request #329: Pre rendering

Run Details

382 of 1253 branches covered (30.49%)

Branch coverage included in aggregate %.

4 of 55 new or added lines in 2 files covered. (7.27%)

364 existing lines in 3 files now uncovered.

1080 of 2741 relevant lines covered (39.4%)

23.87 hits per line

Source File
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13.73

/packages/src/utils/virtual-scroll.ts

import { Element } from 'slate';
import { AngularEditor } from '../plugins/angular-editor';
import { VIRTUAL_SCROLL_DEFAULT_BLOCK_HEIGHT } from './environment';

export const ELEMENT_KEY_TO_HEIGHTS = new WeakMap<AngularEditor, Map<string, number>>();

export const EDITOR_TO_BUSINESS_TOP = new WeakMap<AngularEditor, number>();
export const EDITOR_TO_WIDTH = new WeakMap<AngularEditor, number>();

export const getBusinessTop = (editor: AngularEditor) => {
    return EDITOR_TO_BUSINESS_TOP.get(editor) ?? 0;
};

export const getRealHeightByElement = (
    editor: AngularEditor,
    element: Element,
    defaultHeight: number = VIRTUAL_SCROLL_DEFAULT_BLOCK_HEIGHT
) => {
    const isVisible = editor.isVisible(element);
    if (!isVisible) {
        return 0;
    }
    if (!element) {
        return defaultHeight;
    }
    const heights = ELEMENT_KEY_TO_HEIGHTS.get(editor);
    const key = AngularEditor.findKey(editor, element);
    const height = heights?.get(key.id);
    if (typeof height === 'number') {
        return height;
    }
    if (heights?.has(key.id)) {
        console.error('getBlockHeight: invalid height value', key.id, height);
    }
    return defaultHeight;
};

export const buildHeightsAndAccumulatedHeights = (editor: AngularEditor) => {
    const children = (editor.children || []) as Element[];
    const heights = new Array(children.length);
    const accumulatedHeights = new Array(children.length + 1);
    accumulatedHeights[0] = 0;
    for (let i = 0; i < children.length; i++) {
        const height = getRealHeightByElement(editor, children[i]);
        heights[i] = height;
        accumulatedHeights[i + 1] = accumulatedHeights[i] + height;
    }
    return { heights, accumulatedHeights };
};

export const scrollToElement = (editor: AngularEditor, element: Element, scrollTo: (scrollTop: number) => void) => {
    const children = editor.children;
    if (!children.length) {
        return;
    }
    const anchorIndex = children.findIndex(item => item === element);
    if (anchorIndex < 0) {
        return;
    }

    const { accumulatedHeights } = buildHeightsAndAccumulatedHeights(editor);
    scrollTo((accumulatedHeights[anchorIndex] ?? 0) + getBusinessTop(editor));
};

1	import { Element } from 'slate';
2	import { AngularEditor } from '../plugins/angular-editor';
3	import { VIRTUAL_SCROLL_DEFAULT_BLOCK_HEIGHT } from './environment';
4
5	export const ELEMENT_KEY_TO_HEIGHTS = new WeakMap<AngularEditor, Map<string, number>>();	1✔
6
7	export const EDITOR_TO_BUSINESS_TOP = new WeakMap<AngularEditor, number>();	1✔
8	export const EDITOR_TO_WIDTH = new WeakMap<AngularEditor, number>();	1✔
9
10	export const getBusinessTop = (editor: AngularEditor) => {	1✔
UNCOV 11	return EDITOR_TO_BUSINESS_TOP.get(editor) ?? 0;	×
12	};
13
14	export const getRealHeightByElement = (	1✔
15	editor: AngularEditor,
16	element: Element,
17	defaultHeight: number = VIRTUAL_SCROLL_DEFAULT_BLOCK_HEIGHT	×
18	) => {
19	const isVisible = editor.isVisible(element);	×
20	if (!isVisible) {	×
UNCOV 21	return 0;	×
22	}
23	if (!element) {	×
UNCOV 24	return defaultHeight;	×
25	}
26	const heights = ELEMENT_KEY_TO_HEIGHTS.get(editor);	×
27	const key = AngularEditor.findKey(editor, element);	×
28	const height = heights?.get(key.id);	×
29	if (typeof height === 'number') {	×
UNCOV 30	return height;	×
31	}
32	if (heights?.has(key.id)) {	×
UNCOV 33	console.error('getBlockHeight: invalid height value', key.id, height);	×
34	}
UNCOV 35	return defaultHeight;	×
36	};
37
38	export const buildHeightsAndAccumulatedHeights = (editor: AngularEditor) => {	1✔
39	const children = (editor.children \|\| []) as Element[];	×
40	const heights = new Array(children.length);	×
41	const accumulatedHeights = new Array(children.length + 1);	×
42	accumulatedHeights[0] = 0;	×
43	for (let i = 0; i < children.length; i++) {	×
44	const height = getRealHeightByElement(editor, children[i]);	×
45	heights[i] = height;	×
UNCOV 46	accumulatedHeights[i + 1] = accumulatedHeights[i] + height;	×
47	}
UNCOV 48	return { heights, accumulatedHeights };	×
49	};
50
51	export const scrollToElement = (editor: AngularEditor, element: Element, scrollTo: (scrollTop: number) => void) => {	1✔
52	const children = editor.children;	×
53	if (!children.length) {	×
UNCOV 54	return;	×
55	}
56	const anchorIndex = children.findIndex(item => item === element);	×
57	if (anchorIndex < 0) {	×
UNCOV 58	return;	×
59	}
60
61	const { accumulatedHeights } = buildHeightsAndAccumulatedHeights(editor);	×
UNCOV 62	scrollTo((accumulatedHeights[anchorIndex] ?? 0) + getBusinessTop(editor));	×
63	};

worktile / slate-angular / ee7b5bb9-0ba9-4db2-a261-36a9f068c827

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