8c6751f0c6
* chore: add precommit hook for eslint fixes, fix linting issues * chore: add eslint import sort plugin
93 lines
2.4 KiB
TypeScript
93 lines
2.4 KiB
TypeScript
import { MarkType } from 'prosemirror-model'
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import { EditorState } from 'prosemirror-state'
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import { MarkRange } from '../types'
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import { objectIncludes } from '../utilities/objectIncludes'
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import { getMarkType } from './getMarkType'
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export function isMarkActive(
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state: EditorState,
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typeOrName: MarkType | string | null,
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attributes: Record<string, any> = {},
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): boolean {
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const { empty, ranges } = state.selection
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const type = typeOrName
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? getMarkType(typeOrName, state.schema)
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: null
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if (empty) {
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return !!(state.storedMarks || state.selection.$from.marks())
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.filter(mark => {
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if (!type) {
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return true
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}
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return type.name === mark.type.name
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})
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.find(mark => objectIncludes(mark.attrs, attributes, { strict: false }))
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}
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let selectionRange = 0
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const markRanges: MarkRange[] = []
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ranges.forEach(({ $from, $to }) => {
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const from = $from.pos
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const to = $to.pos
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state.doc.nodesBetween(from, to, (node, pos) => {
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if (!node.isText && !node.marks.length) {
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return
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}
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const relativeFrom = Math.max(from, pos)
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const relativeTo = Math.min(to, pos + node.nodeSize)
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const range = relativeTo - relativeFrom
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selectionRange += range
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markRanges.push(...node.marks.map(mark => ({
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mark,
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from: relativeFrom,
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to: relativeTo,
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})))
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})
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})
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if (selectionRange === 0) {
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return false
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}
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// calculate range of matched mark
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const matchedRange = markRanges
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.filter(markRange => {
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if (!type) {
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return true
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}
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return type.name === markRange.mark.type.name
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})
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.filter(markRange => objectIncludes(markRange.mark.attrs, attributes, { strict: false }))
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.reduce((sum, markRange) => sum + markRange.to - markRange.from, 0)
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// calculate range of marks that excludes the searched mark
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// for example `code` doesn’t allow any other marks
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const excludedRange = markRanges
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.filter(markRange => {
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if (!type) {
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return true
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}
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return markRange.mark.type !== type
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&& markRange.mark.type.excludes(type)
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})
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.reduce((sum, markRange) => sum + markRange.to - markRange.from, 0)
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// we only include the result of `excludedRange`
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// if there is a match at all
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const range = matchedRange > 0
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? matchedRange + excludedRange
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: matchedRange
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return range >= selectionRange
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}
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