Files
tiptap/packages/core/src/helpers/isMarkActive.ts
Philipp Kühn 96920e5c14 fix togglemark
2020-12-01 12:45:30 +01:00

70 lines
1.7 KiB
TypeScript

import { EditorState } from 'prosemirror-state'
import { Mark, MarkType } from 'prosemirror-model'
import objectIncludes from '../utilities/objectIncludes'
import getMarkType from './getMarkType'
import { AnyObject } from '../types'
export type MarkRange = {
mark: Mark,
from: number,
to: number,
}
export default function isMarkActive(
state: EditorState,
typeOrName: MarkType | string | null,
attributes: AnyObject = {},
): boolean {
const { from, to, empty } = state.selection
const type = typeOrName
? getMarkType(typeOrName, state.schema)
: null
if (empty) {
return !!(state.storedMarks || state.selection.$from.marks())
.filter(mark => {
if (!type) {
return true
}
return type.name === mark.type.name
})
.find(mark => objectIncludes(mark.attrs, attributes))
}
let selectionRange = 0
let markRanges: MarkRange[] = []
state.doc.nodesBetween(from, to, (node, pos) => {
if (node.isInline) {
const relativeFrom = Math.max(from, pos)
const relativeTo = Math.min(to, pos + node.nodeSize)
const range = relativeTo - relativeFrom
selectionRange += range
markRanges = [...markRanges, ...node.marks.map(mark => ({
mark,
from: relativeFrom,
to: relativeTo,
}))]
}
})
const range = markRanges
.filter(markRange => {
if (!type) {
return true
}
return type.name === markRange.mark.type.name
})
.filter(markRange => objectIncludes(markRange.mark.attrs, attributes))
.reduce((sum, markRange) => {
const size = markRange.to - markRange.from
return sum + size
}, 0)
return selectionRange === range
}