| 1 | {"version":3,"file":"block.js","names":["AttributorStore","BlockBlot","EmbedBlot","LeafBlot","Scope","Delta","Break","Inline","TextBlot","NEWLINE_LENGTH","Block","cache","delta","blockDelta","deleteAt","index","length","formatAt","name","value","scroll","query","BLOCK","format","Math","min","insertAt","def","lines","split","text","shift","children","tail","block","reduce","lineIndex","line","insertBefore","blot","ref","head","remove","moveChildren","target","optimize","context","path","removeChild","child","force","arguments","undefined","clone","parent","next","blotName","tagName","defaultChild","allowedChildren","BlockEmbed","attach","attributes","domNode","insert","formats","values","attribute","BLOCK_ATTRIBUTE","pop","blocks","map","create","forEach","scope","BLOCK_BLOT","filter","descendants","leaf","bubbleFormats","statics","default"],"sources":["../../src/blots/block.ts"],"sourcesContent":["import {\n AttributorStore,\n BlockBlot,\n EmbedBlot,\n LeafBlot,\n Scope,\n} from 'parchment';\nimport type { Blot, Parent } from 'parchment';\nimport Delta from 'quill-delta';\nimport Break from './break.js';\nimport Inline from './inline.js';\nimport TextBlot from './text.js';\n\nconst NEWLINE_LENGTH = 1;\n\nclass Block extends BlockBlot {\n cache: { delta?: Delta | null; length?: number } = {};\n\n delta(): Delta {\n if (this.cache.delta == null) {\n this.cache.delta = blockDelta(this);\n }\n return this.cache.delta;\n }\n\n deleteAt(index: number, length: number) {\n super.deleteAt(index, length);\n this.cache = {};\n }\n\n formatAt(index: number, length: number, name: string, value: unknown) {\n if (length <= 0) return;\n if (this.scroll.query(name, Scope.BLOCK)) {\n if (index + length === this.length()) {\n this.format(name, value);\n }\n } else {\n super.formatAt(\n index,\n Math.min(length, this.length() - index - 1),\n name,\n value,\n );\n }\n this.cache = {};\n }\n\n insertAt(index: number, value: string, def?: unknown) {\n if (def != null) {\n 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(this.cache.length == null) {\n this.cache.length = super.length() + NEWLINE_LENGTH;\n }\n return this.cache.length;\n }\n\n moveChildren(target: Parent, ref?: Blot | null) {\n super.moveChildren(target, ref);\n this.cache = {};\n }\n\n optimize(context: { [key: string]: any }) {\n super.optimize(context);\n this.cache = {};\n }\n\n path(index: number) {\n return super.path(index, true);\n }\n\n removeChild(child: Blot) {\n super.removeChild(child);\n this.cache = {};\n }\n\n split(index: number, force: boolean | undefined = false): Blot | null {\n if (force && (index === 0 || index >= this.length() - NEWLINE_LENGTH)) {\n const clone = this.clone();\n if (index === 0) {\n this.parent.insertBefore(clone, this);\n return this;\n }\n this.parent.insertBefore(clone, this.next);\n return clone;\n }\n const next = super.split(index, force);\n this.cache = {};\n return next;\n }\n}\nBlock.blotName = 'block';\nBlock.tagName = 'P';\nBlock.defaultChild = Break;\nBlock.allowedChildren = [Break, Inline, EmbedBlot, TextBlot];\n\nclass BlockEmbed extends EmbedBlot {\n attributes: AttributorStore;\n domNode: HTMLElement;\n\n attach() {\n super.attach();\n this.attributes = new AttributorStore(this.domNode);\n }\n\n delta() {\n return new Delta().insert(this.value(), {\n ...this.formats(),\n ...this.attributes.values(),\n });\n }\n\n format(name: string, value: unknown) {\n const attribute = this.scroll.query(name, Scope.BLOCK_ATTRIBUTE);\n if (attribute != null) {\n // @ts-expect-error TODO: Scroll#query() should return Attributor when scope is attribute\n this.attributes.attribute(attribute, value);\n }\n }\n\n formatAt(index: number, length: number, name: string, value: unknown) {\n this.format(name, value);\n }\n\n insertAt(index: number, value: string, def?: unknown) {\n if (def != null) {\n super.insertAt(index, value, def);\n return;\n }\n const lines = value.split('\\n');\n const text = lines.pop();\n const blocks = lines.map((line) => {\n const block = this.scroll.create(Block.blotName);\n block.insertAt(0, line);\n return block;\n });\n const ref = this.split(index);\n blocks.forEach((block) => {\n this.parent.insertBefore(block, ref);\n });\n if (text) {\n this.parent.insertBefore(this.scroll.create('text', text), ref);\n }\n }\n}\nBlockEmbed.scope = Scope.BLOCK_BLOT;\n// It is important for cursor behavior BlockEmbeds use tags that are block level elements\n\nfunction blockDelta(blot: BlockBlot, filter = true) {\n return blot\n .descendants(LeafBlot)\n .reduce((delta, leaf) => {\n if (leaf.length() === 0) {\n return delta;\n }\n return delta.insert(leaf.value(), bubbleFormats(leaf, {}, filter));\n }, new Delta())\n .insert('\\n', bubbleFormats(blot));\n}\n\nfunction bubbleFormats(\n blot: Blot | null,\n formats: Record<string, unknown> = {},\n filter = true,\n): Record<string, unknown> {\n if (blot == null) return formats;\n if ('formats' in blot && typeof blot.formats === 'function') {\n formats = {\n ...formats,\n 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