prosemirror-markdown
Version:
ProseMirror Markdown integration
957 lines (955 loc) • 31.2 kB
JavaScript
;
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
function _iterableToArrayLimit(r, l) { var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (null != t) { var e, n, i, u, a = [], f = !0, o = !1; try { if (i = (t = t.call(r)).next, 0 === l) { if (Object(t) !== t) return; f = !1; } else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0); } catch (r) { o = !0, n = r; } finally { try { if (!f && null != t["return"] && (u = t["return"](), Object(u) !== u)) return; } finally { if (o) throw n; } } return a; } }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, _toPropertyKey(descriptor.key), descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }
function _toPropertyKey(arg) { var key = _toPrimitive(arg, "string"); return _typeof(key) === "symbol" ? key : String(key); }
function _toPrimitive(input, hint) { if (_typeof(input) !== "object" || input === null) return input; var prim = input[Symbol.toPrimitive]; if (prim !== undefined) { var res = prim.call(input, hint || "default"); if (_typeof(res) !== "object") return res; throw new TypeError("@@toPrimitive must return a primitive value."); } return (hint === "string" ? String : Number)(input); }
var prosemirrorModel = require('prosemirror-model');
var MarkdownIt = require('markdown-it');
var schema = new prosemirrorModel.Schema({
nodes: {
doc: {
content: "block+"
},
paragraph: {
content: "inline*",
group: "block",
parseDOM: [{
tag: "p"
}],
toDOM: function toDOM() {
return ["p", 0];
}
},
blockquote: {
content: "block+",
group: "block",
parseDOM: [{
tag: "blockquote"
}],
toDOM: function toDOM() {
return ["blockquote", 0];
}
},
horizontal_rule: {
group: "block",
parseDOM: [{
tag: "hr"
}],
toDOM: function toDOM() {
return ["div", ["hr"]];
}
},
heading: {
attrs: {
level: {
"default": 1
}
},
content: "(text | image)*",
group: "block",
defining: true,
parseDOM: [{
tag: "h1",
attrs: {
level: 1
}
}, {
tag: "h2",
attrs: {
level: 2
}
}, {
tag: "h3",
attrs: {
level: 3
}
}, {
tag: "h4",
attrs: {
level: 4
}
}, {
tag: "h5",
attrs: {
level: 5
}
}, {
tag: "h6",
attrs: {
level: 6
}
}],
toDOM: function toDOM(node) {
return ["h" + node.attrs.level, 0];
}
},
code_block: {
content: "text*",
group: "block",
code: true,
defining: true,
marks: "",
attrs: {
params: {
"default": ""
}
},
parseDOM: [{
tag: "pre",
preserveWhitespace: "full",
getAttrs: function getAttrs(node) {
return {
params: node.getAttribute("data-params") || ""
};
}
}],
toDOM: function toDOM(node) {
return ["pre", node.attrs.params ? {
"data-params": node.attrs.params
} : {}, ["code", 0]];
}
},
ordered_list: {
content: "list_item+",
group: "block",
attrs: {
order: {
"default": 1
},
tight: {
"default": false
}
},
parseDOM: [{
tag: "ol",
getAttrs: function getAttrs(dom) {
return {
order: dom.hasAttribute("start") ? +dom.getAttribute("start") : 1,
tight: dom.hasAttribute("data-tight")
};
}
}],
toDOM: function toDOM(node) {
return ["ol", {
start: node.attrs.order == 1 ? null : node.attrs.order,
"data-tight": node.attrs.tight ? "true" : null
}, 0];
}
},
bullet_list: {
content: "list_item+",
group: "block",
attrs: {
tight: {
"default": false
}
},
parseDOM: [{
tag: "ul",
getAttrs: function getAttrs(dom) {
return {
tight: dom.hasAttribute("data-tight")
};
}
}],
toDOM: function toDOM(node) {
return ["ul", {
"data-tight": node.attrs.tight ? "true" : null
}, 0];
}
},
list_item: {
content: "block+",
defining: true,
parseDOM: [{
tag: "li"
}],
toDOM: function toDOM() {
return ["li", 0];
}
},
text: {
group: "inline"
},
image: {
inline: true,
attrs: {
src: {},
alt: {
"default": null
},
title: {
"default": null
}
},
group: "inline",
draggable: true,
parseDOM: [{
tag: "img[src]",
getAttrs: function getAttrs(dom) {
return {
src: dom.getAttribute("src"),
title: dom.getAttribute("title"),
alt: dom.getAttribute("alt")
};
}
}],
toDOM: function toDOM(node) {
return ["img", node.attrs];
}
},
hard_break: {
inline: true,
group: "inline",
selectable: false,
parseDOM: [{
tag: "br"
}],
toDOM: function toDOM() {
return ["br"];
}
}
},
marks: {
em: {
parseDOM: [{
tag: "i"
}, {
tag: "em"
}, {
style: "font-style=italic"
}, {
style: "font-style=normal",
clearMark: function clearMark(m) {
return m.type.name == "em";
}
}],
toDOM: function toDOM() {
return ["em"];
}
},
strong: {
parseDOM: [{
tag: "strong"
}, {
tag: "b",
getAttrs: function getAttrs(node) {
return node.style.fontWeight != "normal" && null;
}
}, {
style: "font-weight=400",
clearMark: function clearMark(m) {
return m.type.name == "strong";
}
}, {
style: "font-weight",
getAttrs: function getAttrs(value) {
return /^(bold(er)?|[5-9]\d{2,})$/.test(value) && null;
}
}],
toDOM: function toDOM() {
return ["strong"];
}
},
link: {
attrs: {
href: {},
title: {
"default": null
}
},
inclusive: false,
parseDOM: [{
tag: "a[href]",
getAttrs: function getAttrs(dom) {
return {
href: dom.getAttribute("href"),
title: dom.getAttribute("title")
};
}
}],
toDOM: function toDOM(node) {
return ["a", node.attrs];
}
},
code: {
code: true,
parseDOM: [{
tag: "code"
}],
toDOM: function toDOM() {
return ["code"];
}
}
}
});
function maybeMerge(a, b) {
if (a.isText && b.isText && prosemirrorModel.Mark.sameSet(a.marks, b.marks)) return a.withText(a.text + b.text);
}
var MarkdownParseState = function () {
function MarkdownParseState(schema, tokenHandlers) {
_classCallCheck(this, MarkdownParseState);
this.schema = schema;
this.tokenHandlers = tokenHandlers;
this.stack = [{
type: schema.topNodeType,
attrs: null,
content: [],
marks: prosemirrorModel.Mark.none
}];
}
_createClass(MarkdownParseState, [{
key: "top",
value: function top() {
return this.stack[this.stack.length - 1];
}
}, {
key: "push",
value: function push(elt) {
if (this.stack.length) this.top().content.push(elt);
}
}, {
key: "addText",
value: function addText(text) {
if (!text) return;
var top = this.top(),
nodes = top.content,
last = nodes[nodes.length - 1];
var node = this.schema.text(text, top.marks),
merged;
if (last && (merged = maybeMerge(last, node))) nodes[nodes.length - 1] = merged;else nodes.push(node);
}
}, {
key: "openMark",
value: function openMark(mark) {
var top = this.top();
top.marks = mark.addToSet(top.marks);
}
}, {
key: "closeMark",
value: function closeMark(mark) {
var top = this.top();
top.marks = mark.removeFromSet(top.marks);
}
}, {
key: "parseTokens",
value: function parseTokens(toks) {
for (var i = 0; i < toks.length; i++) {
var tok = toks[i];
var handler = this.tokenHandlers[tok.type];
if (!handler) throw new Error("Token type `" + tok.type + "` not supported by Markdown parser");
handler(this, tok, toks, i);
}
}
}, {
key: "addNode",
value: function addNode(type, attrs, content) {
var top = this.top();
var node = type.createAndFill(attrs, content, top ? top.marks : []);
if (!node) return null;
this.push(node);
return node;
}
}, {
key: "openNode",
value: function openNode(type, attrs) {
this.stack.push({
type: type,
attrs: attrs,
content: [],
marks: prosemirrorModel.Mark.none
});
}
}, {
key: "closeNode",
value: function closeNode() {
var info = this.stack.pop();
return this.addNode(info.type, info.attrs, info.content);
}
}]);
return MarkdownParseState;
}();
function attrs(spec, token, tokens, i) {
if (spec.getAttrs) return spec.getAttrs(token, tokens, i);else if (spec.attrs instanceof Function) return spec.attrs(token);else return spec.attrs;
}
function noCloseToken(spec, type) {
return spec.noCloseToken || type == "code_inline" || type == "code_block" || type == "fence";
}
function withoutTrailingNewline(str) {
return str[str.length - 1] == "\n" ? str.slice(0, str.length - 1) : str;
}
function noOp() {}
function tokenHandlers(schema, tokens) {
var handlers = Object.create(null);
var _loop = function _loop() {
var spec = tokens[type];
if (spec.block) {
var nodeType = schema.nodeType(spec.block);
if (noCloseToken(spec, type)) {
handlers[type] = function (state, tok, tokens, i) {
state.openNode(nodeType, attrs(spec, tok, tokens, i));
state.addText(withoutTrailingNewline(tok.content));
state.closeNode();
};
} else {
handlers[type + "_open"] = function (state, tok, tokens, i) {
return state.openNode(nodeType, attrs(spec, tok, tokens, i));
};
handlers[type + "_close"] = function (state) {
return state.closeNode();
};
}
} else if (spec.node) {
var _nodeType = schema.nodeType(spec.node);
handlers[type] = function (state, tok, tokens, i) {
return state.addNode(_nodeType, attrs(spec, tok, tokens, i));
};
} else if (spec.mark) {
var markType = schema.marks[spec.mark];
if (noCloseToken(spec, type)) {
handlers[type] = function (state, tok, tokens, i) {
state.openMark(markType.create(attrs(spec, tok, tokens, i)));
state.addText(withoutTrailingNewline(tok.content));
state.closeMark(markType);
};
} else {
handlers[type + "_open"] = function (state, tok, tokens, i) {
return state.openMark(markType.create(attrs(spec, tok, tokens, i)));
};
handlers[type + "_close"] = function (state) {
return state.closeMark(markType);
};
}
} else if (spec.ignore) {
if (noCloseToken(spec, type)) {
handlers[type] = noOp;
} else {
handlers[type + "_open"] = noOp;
handlers[type + "_close"] = noOp;
}
} else {
throw new RangeError("Unrecognized parsing spec " + JSON.stringify(spec));
}
};
for (var type in tokens) {
_loop();
}
handlers.text = function (state, tok) {
return state.addText(tok.content);
};
handlers.inline = function (state, tok) {
return state.parseTokens(tok.children);
};
handlers.softbreak = handlers.softbreak || function (state) {
return state.addText(" ");
};
return handlers;
}
var MarkdownParser = function () {
function MarkdownParser(schema, tokenizer, tokens) {
_classCallCheck(this, MarkdownParser);
this.schema = schema;
this.tokenizer = tokenizer;
this.tokens = tokens;
this.tokenHandlers = tokenHandlers(schema, tokens);
}
_createClass(MarkdownParser, [{
key: "parse",
value: function parse(text) {
var markdownEnv = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var state = new MarkdownParseState(this.schema, this.tokenHandlers),
doc;
state.parseTokens(this.tokenizer.parse(text, markdownEnv));
do {
doc = state.closeNode();
} while (state.stack.length);
return doc || this.schema.topNodeType.createAndFill();
}
}]);
return MarkdownParser;
}();
function listIsTight(tokens, i) {
while (++i < tokens.length) if (tokens[i].type != "list_item_open") return tokens[i].hidden;
return false;
}
var defaultMarkdownParser = new MarkdownParser(schema, MarkdownIt("commonmark", {
html: false
}), {
blockquote: {
block: "blockquote"
},
paragraph: {
block: "paragraph"
},
list_item: {
block: "list_item"
},
bullet_list: {
block: "bullet_list",
getAttrs: function getAttrs(_, tokens, i) {
return {
tight: listIsTight(tokens, i)
};
}
},
ordered_list: {
block: "ordered_list",
getAttrs: function getAttrs(tok, tokens, i) {
return {
order: +tok.attrGet("start") || 1,
tight: listIsTight(tokens, i)
};
}
},
heading: {
block: "heading",
getAttrs: function getAttrs(tok) {
return {
level: +tok.tag.slice(1)
};
}
},
code_block: {
block: "code_block",
noCloseToken: true
},
fence: {
block: "code_block",
getAttrs: function getAttrs(tok) {
return {
params: tok.info || ""
};
},
noCloseToken: true
},
hr: {
node: "horizontal_rule"
},
image: {
node: "image",
getAttrs: function getAttrs(tok) {
return {
src: tok.attrGet("src"),
title: tok.attrGet("title") || null,
alt: tok.children[0] && tok.children[0].content || null
};
}
},
hardbreak: {
node: "hard_break"
},
em: {
mark: "em"
},
strong: {
mark: "strong"
},
link: {
mark: "link",
getAttrs: function getAttrs(tok) {
return {
href: tok.attrGet("href"),
title: tok.attrGet("title") || null
};
}
},
code_inline: {
mark: "code",
noCloseToken: true
}
});
var blankMark = {
open: "",
close: "",
mixable: true
};
var MarkdownSerializer = function () {
function MarkdownSerializer(nodes, marks) {
var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
_classCallCheck(this, MarkdownSerializer);
this.nodes = nodes;
this.marks = marks;
this.options = options;
}
_createClass(MarkdownSerializer, [{
key: "serialize",
value: function serialize(content) {
var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
options = Object.assign({}, this.options, options);
var state = new MarkdownSerializerState(this.nodes, this.marks, options);
state.renderContent(content);
return state.out;
}
}]);
return MarkdownSerializer;
}();
var defaultMarkdownSerializer = new MarkdownSerializer({
blockquote: function blockquote(state, node) {
state.wrapBlock("> ", null, node, function () {
return state.renderContent(node);
});
},
code_block: function code_block(state, node) {
var backticks = node.textContent.match(/`{3,}/gm);
var fence = backticks ? backticks.sort().slice(-1)[0] + "`" : "```";
state.write(fence + (node.attrs.params || "") + "\n");
state.text(node.textContent, false);
state.write("\n");
state.write(fence);
state.closeBlock(node);
},
heading: function heading(state, node) {
state.write(state.repeat("#", node.attrs.level) + " ");
state.renderInline(node, false);
state.closeBlock(node);
},
horizontal_rule: function horizontal_rule(state, node) {
state.write(node.attrs.markup || "---");
state.closeBlock(node);
},
bullet_list: function bullet_list(state, node) {
state.renderList(node, " ", function () {
return (node.attrs.bullet || "*") + " ";
});
},
ordered_list: function ordered_list(state, node) {
var start = node.attrs.order || 1;
var maxW = String(start + node.childCount - 1).length;
var space = state.repeat(" ", maxW + 2);
state.renderList(node, space, function (i) {
var nStr = String(start + i);
return state.repeat(" ", maxW - nStr.length) + nStr + ". ";
});
},
list_item: function list_item(state, node) {
state.renderContent(node);
},
paragraph: function paragraph(state, node) {
state.renderInline(node);
state.closeBlock(node);
},
image: function image(state, node) {
state.write("![" + state.esc(node.attrs.alt || "") + "](" + node.attrs.src.replace(/[\(\)]/g, "\\$&") + (node.attrs.title ? ' "' + node.attrs.title.replace(/"/g, '\\"') + '"' : "") + ")");
},
hard_break: function hard_break(state, node, parent, index) {
for (var i = index + 1; i < parent.childCount; i++) if (parent.child(i).type != node.type) {
state.write("\\\n");
return;
}
},
text: function text(state, node) {
state.text(node.text, !state.inAutolink);
}
}, {
em: {
open: "*",
close: "*",
mixable: true,
expelEnclosingWhitespace: true
},
strong: {
open: "**",
close: "**",
mixable: true,
expelEnclosingWhitespace: true
},
link: {
open: function open(state, mark, parent, index) {
state.inAutolink = isPlainURL(mark, parent, index);
return state.inAutolink ? "<" : "[";
},
close: function close(state, mark, parent, index) {
var inAutolink = state.inAutolink;
state.inAutolink = undefined;
return inAutolink ? ">" : "](" + mark.attrs.href.replace(/[\(\)"]/g, "\\$&") + (mark.attrs.title ? " \"".concat(mark.attrs.title.replace(/"/g, '\\"'), "\"") : "") + ")";
},
mixable: true
},
code: {
open: function open(_state, _mark, parent, index) {
return backticksFor(parent.child(index), -1);
},
close: function close(_state, _mark, parent, index) {
return backticksFor(parent.child(index - 1), 1);
},
escape: false
}
});
function backticksFor(node, side) {
var ticks = /`+/g,
m,
len = 0;
if (node.isText) while (m = ticks.exec(node.text)) len = Math.max(len, m[0].length);
var result = len > 0 && side > 0 ? " `" : "`";
for (var i = 0; i < len; i++) result += "`";
if (len > 0 && side < 0) result += " ";
return result;
}
function isPlainURL(link, parent, index) {
if (link.attrs.title || !/^\w+:/.test(link.attrs.href)) return false;
var content = parent.child(index);
if (!content.isText || content.text != link.attrs.href || content.marks[content.marks.length - 1] != link) return false;
return index == parent.childCount - 1 || !link.isInSet(parent.child(index + 1).marks);
}
var MarkdownSerializerState = function () {
function MarkdownSerializerState(nodes, marks, options) {
_classCallCheck(this, MarkdownSerializerState);
this.nodes = nodes;
this.marks = marks;
this.options = options;
this.delim = "";
this.out = "";
this.closed = null;
this.inAutolink = undefined;
this.atBlockStart = false;
this.inTightList = false;
if (typeof this.options.tightLists == "undefined") this.options.tightLists = false;
if (typeof this.options.hardBreakNodeName == "undefined") this.options.hardBreakNodeName = "hard_break";
}
_createClass(MarkdownSerializerState, [{
key: "flushClose",
value: function flushClose() {
var size = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 2;
if (this.closed) {
if (!this.atBlank()) this.out += "\n";
if (size > 1) {
var delimMin = this.delim;
var trim = /\s+$/.exec(delimMin);
if (trim) delimMin = delimMin.slice(0, delimMin.length - trim[0].length);
for (var i = 1; i < size; i++) this.out += delimMin + "\n";
}
this.closed = null;
}
}
}, {
key: "getMark",
value: function getMark(name) {
var info = this.marks[name];
if (!info) {
if (this.options.strict !== false) throw new Error("Mark type `".concat(name, "` not supported by Markdown renderer"));
info = blankMark;
}
return info;
}
}, {
key: "wrapBlock",
value: function wrapBlock(delim, firstDelim, node, f) {
var old = this.delim;
this.write(firstDelim != null ? firstDelim : delim);
this.delim += delim;
f();
this.delim = old;
this.closeBlock(node);
}
}, {
key: "atBlank",
value: function atBlank() {
return /(^|\n)$/.test(this.out);
}
}, {
key: "ensureNewLine",
value: function ensureNewLine() {
if (!this.atBlank()) this.out += "\n";
}
}, {
key: "write",
value: function write(content) {
this.flushClose();
if (this.delim && this.atBlank()) this.out += this.delim;
if (content) this.out += content;
}
}, {
key: "closeBlock",
value: function closeBlock(node) {
this.closed = node;
}
}, {
key: "text",
value: function text(_text) {
var escape = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : true;
var lines = _text.split("\n");
for (var i = 0; i < lines.length; i++) {
this.write();
if (!escape && lines[i][0] == "[" && /(^|[^\\])\!$/.test(this.out)) this.out = this.out.slice(0, this.out.length - 1) + "\\!";
this.out += escape ? this.esc(lines[i], this.atBlockStart) : lines[i];
if (i != lines.length - 1) this.out += "\n";
}
}
}, {
key: "render",
value: function render(node, parent, index) {
if (this.nodes[node.type.name]) {
this.nodes[node.type.name](this, node, parent, index);
} else {
if (this.options.strict !== false) {
throw new Error("Token type `" + node.type.name + "` not supported by Markdown renderer");
} else if (!node.type.isLeaf) {
if (node.type.inlineContent) this.renderInline(node);else this.renderContent(node);
if (node.isBlock) this.closeBlock(node);
}
}
}
}, {
key: "renderContent",
value: function renderContent(parent) {
var _this = this;
parent.forEach(function (node, _, i) {
return _this.render(node, parent, i);
});
}
}, {
key: "renderInline",
value: function renderInline(parent) {
var _this2 = this;
var fromBlockStart = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : true;
this.atBlockStart = fromBlockStart;
var active = [],
trailing = "";
var progress = function progress(node, offset, index) {
var marks = node ? node.marks : [];
if (node && node.type.name === _this2.options.hardBreakNodeName) marks = marks.filter(function (m) {
if (index + 1 == parent.childCount) return false;
var next = parent.child(index + 1);
return m.isInSet(next.marks) && (!next.isText || /\S/.test(next.text));
});
var leading = trailing;
trailing = "";
if (node && node.isText && marks.some(function (mark) {
var info = _this2.getMark(mark.type.name);
return info && info.expelEnclosingWhitespace && !mark.isInSet(active);
})) {
var _exec = /^(\s*)(.*)$/m.exec(node.text),
_exec2 = _slicedToArray(_exec, 3),
_ = _exec2[0],
lead = _exec2[1],
rest = _exec2[2];
if (lead) {
leading += lead;
node = rest ? node.withText(rest) : null;
if (!node) marks = active;
}
}
if (node && node.isText && marks.some(function (mark) {
var info = _this2.getMark(mark.type.name);
return info && info.expelEnclosingWhitespace && (index == parent.childCount - 1 || !mark.isInSet(parent.child(index + 1).marks));
})) {
var _exec3 = /^(.*?)(\s*)$/m.exec(node.text),
_exec4 = _slicedToArray(_exec3, 3),
_2 = _exec4[0],
_rest = _exec4[1],
trail = _exec4[2];
if (trail) {
trailing = trail;
node = _rest ? node.withText(_rest) : null;
if (!node) marks = active;
}
}
var inner = marks.length ? marks[marks.length - 1] : null;
var noEsc = inner && _this2.getMark(inner.type.name).escape === false;
var len = marks.length - (noEsc ? 1 : 0);
outer: for (var i = 0; i < len; i++) {
var mark = marks[i];
if (!_this2.getMark(mark.type.name).mixable) break;
for (var j = 0; j < active.length; j++) {
var other = active[j];
if (!_this2.getMark(other.type.name).mixable) break;
if (mark.eq(other)) {
if (i > j) marks = marks.slice(0, j).concat(mark).concat(marks.slice(j, i)).concat(marks.slice(i + 1, len));else if (j > i) marks = marks.slice(0, i).concat(marks.slice(i + 1, j)).concat(mark).concat(marks.slice(j, len));
continue outer;
}
}
}
var keep = 0;
while (keep < Math.min(active.length, len) && marks[keep].eq(active[keep])) ++keep;
while (keep < active.length) _this2.text(_this2.markString(active.pop(), false, parent, index), false);
if (leading) _this2.text(leading);
if (node) {
while (active.length < len) {
var add = marks[active.length];
active.push(add);
_this2.text(_this2.markString(add, true, parent, index), false);
_this2.atBlockStart = false;
}
if (noEsc && node.isText) _this2.text(_this2.markString(inner, true, parent, index) + node.text + _this2.markString(inner, false, parent, index + 1), false);else _this2.render(node, parent, index);
_this2.atBlockStart = false;
}
if ((node === null || node === void 0 ? void 0 : node.isText) && node.nodeSize > 0) {
_this2.atBlockStart = false;
}
};
parent.forEach(progress);
progress(null, 0, parent.childCount);
this.atBlockStart = false;
}
}, {
key: "renderList",
value: function renderList(node, delim, firstDelim) {
var _this3 = this;
if (this.closed && this.closed.type == node.type) this.flushClose(3);else if (this.inTightList) this.flushClose(1);
var isTight = typeof node.attrs.tight != "undefined" ? node.attrs.tight : this.options.tightLists;
var prevTight = this.inTightList;
this.inTightList = isTight;
node.forEach(function (child, _, i) {
if (i && isTight) _this3.flushClose(1);
_this3.wrapBlock(delim, firstDelim(i), node, function () {
return _this3.render(child, node, i);
});
});
this.inTightList = prevTight;
}
}, {
key: "esc",
value: function esc(str) {
var startOfLine = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
str = str.replace(/[`*\\~\[\]_]/g, function (m, i) {
return m == "_" && i > 0 && i + 1 < str.length && str[i - 1].match(/\w/) && str[i + 1].match(/\w/) ? m : "\\" + m;
});
if (startOfLine) str = str.replace(/^(\+[ ]|[\-*>])/, "\\$&").replace(/^(\s*)(#{1,6})(\s|$)/, '$1\\$2$3').replace(/^(\s*\d+)\.\s/, "$1\\. ");
if (this.options.escapeExtraCharacters) str = str.replace(this.options.escapeExtraCharacters, "\\$&");
return str;
}
}, {
key: "quote",
value: function quote(str) {
var wrap = str.indexOf('"') == -1 ? '""' : str.indexOf("'") == -1 ? "''" : "()";
return wrap[0] + str + wrap[1];
}
}, {
key: "repeat",
value: function repeat(str, n) {
var out = "";
for (var i = 0; i < n; i++) out += str;
return out;
}
}, {
key: "markString",
value: function markString(mark, open, parent, index) {
var info = this.getMark(mark.type.name);
var value = open ? info.open : info.close;
return typeof value == "string" ? value : value(this, mark, parent, index);
}
}, {
key: "getEnclosingWhitespace",
value: function getEnclosingWhitespace(text) {
return {
leading: (text.match(/^(\s+)/) || [undefined])[0],
trailing: (text.match(/(\s+)$/) || [undefined])[0]
};
}
}]);
return MarkdownSerializerState;
}();
exports.MarkdownParser = MarkdownParser;
exports.MarkdownSerializer = MarkdownSerializer;
exports.MarkdownSerializerState = MarkdownSerializerState;
exports.defaultMarkdownParser = defaultMarkdownParser;
exports.defaultMarkdownSerializer = defaultMarkdownSerializer;
exports.schema = schema;