mirror of
https://0xacab.org/sutty/sutty
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75 lines
2.5 KiB
JavaScript
75 lines
2.5 KiB
JavaScript
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// From https://raw.githubusercontent.com/ProseMirror/prosemirror-markdown/master/src/to_markdown.js
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import {MarkdownSerializer} from "prosemirror-markdown"
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export default new MarkdownSerializer({
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blockquote(state, node) {
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state.wrapBlock("> ", null, node, () => state.renderContent(node))
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},
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code_block(state, node) {
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state.write("```" + (node.attrs.params || "") + "\n")
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state.text(node.textContent, false)
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state.ensureNewLine()
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state.write("```")
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state.closeBlock(node)
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},
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heading(state, node) {
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state.write(state.repeat("#", node.attrs.level) + " ")
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state.renderInline(node)
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state.closeBlock(node)
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},
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horizontal_rule(state, node) {
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state.write(node.attrs.markup || "---")
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state.closeBlock(node)
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},
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bullet_list(state, node) {
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state.renderList(node, " ", () => (node.attrs.bullet || "*") + " ")
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},
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ordered_list(state, node) {
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let start = node.attrs.order || 1
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let maxW = String(start + node.childCount - 1).length
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let space = state.repeat(" ", maxW + 2)
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state.renderList(node, space, i => {
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let nStr = String(start + i)
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return state.repeat(" ", maxW - nStr.length) + nStr + ". "
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})
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},
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list_item(state, node) {
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state.renderContent(node)
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},
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paragraph(state, node) {
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state.renderInline(node)
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state.closeBlock(node)
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},
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image(state, node) {
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state.write("![" + state.esc(node.attrs.alt || "") + "](" + state.esc(node.attrs.src) +
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(node.attrs.title ? " " + state.quote(node.attrs.title) : "") + ")")
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},
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hard_break(state, node, parent, index) {
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for (let i = index + 1; i < parent.childCount; i++)
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if (parent.child(i).type != node.type) {
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state.write("\\\n")
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return
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}
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},
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text(state, node) {
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state.text(node.text)
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}
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}, {
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em: {open: "*", close: "*", mixable: true, expelEnclosingWhitespace: true},
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strong: {open: "**", close: "**", mixable: true, expelEnclosingWhitespace: true},
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mark: {open: "==", close: "==", mixable: true, expelEnclosingWhitespace: true},
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link: {
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open(_state, mark, parent, index) {
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return isPlainURL(mark, parent, index, 1) ? "<" : "["
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},
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close(state, mark, parent, index) {
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return isPlainURL(mark, parent, index, -1) ? ">"
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: "](" + state.esc(mark.attrs.href) + (mark.attrs.title ? " " + state.quote(mark.attrs.title) : "") + ")"
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}
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},
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code: {open(_state, _mark, parent, index) { return backticksFor(parent.child(index), -1) },
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close(_state, _mark, parent, index) { return backticksFor(parent.child(index - 1), 1) },
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escape: false}
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})
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