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parttimejob/node_modules/markdown-it-task-lists/dist/markdown-it-task-lists.js

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4 weeks ago
/*! markdown-it-task-lists 2.1.0 https://github.com/revin/markdown-it-task-lists#readme by @license ISC */
(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.markdownitTaskLists = f()}})(function(){var define,module,exports;return (function(){function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s}return e})()({1:[function(require,module,exports){
// Markdown-it plugin to render GitHub-style task lists; see
//
// https://github.com/blog/1375-task-lists-in-gfm-issues-pulls-comments
// https://github.com/blog/1825-task-lists-in-all-markdown-documents
var disableCheckboxes = true;
var useLabelWrapper = false;
var useLabelAfter = false;
module.exports = function(md, options) {
if (options) {
disableCheckboxes = !options.enabled;
useLabelWrapper = !!options.label;
useLabelAfter = !!options.labelAfter;
}
md.core.ruler.after('inline', 'github-task-lists', function(state) {
var tokens = state.tokens;
for (var i = 2; i < tokens.length; i++) {
if (isTodoItem(tokens, i)) {
todoify(tokens[i], state.Token);
attrSet(tokens[i-2], 'class', 'task-list-item' + (!disableCheckboxes ? ' enabled' : ''));
attrSet(tokens[parentToken(tokens, i-2)], 'class', 'contains-task-list');
}
}
});
};
function attrSet(token, name, value) {
var index = token.attrIndex(name);
var attr = [name, value];
if (index < 0) {
token.attrPush(attr);
} else {
token.attrs[index] = attr;
}
}
function parentToken(tokens, index) {
var targetLevel = tokens[index].level - 1;
for (var i = index - 1; i >= 0; i--) {
if (tokens[i].level === targetLevel) {
return i;
}
}
return -1;
}
function isTodoItem(tokens, index) {
return isInline(tokens[index]) &&
isParagraph(tokens[index - 1]) &&
isListItem(tokens[index - 2]) &&
startsWithTodoMarkdown(tokens[index]);
}
function todoify(token, TokenConstructor) {
token.children.unshift(makeCheckbox(token, TokenConstructor));
token.children[1].content = token.children[1].content.slice(3);
token.content = token.content.slice(3);
if (useLabelWrapper) {
if (useLabelAfter) {
token.children.pop();
// Use large random number as id property of the checkbox.
var id = 'task-item-' + Math.ceil(Math.random() * (10000 * 1000) - 1000);
token.children[0].content = token.children[0].content.slice(0, -1) + ' id="' + id + '">';
token.children.push(afterLabel(token.content, id, TokenConstructor));
} else {
token.children.unshift(beginLabel(TokenConstructor));
token.children.push(endLabel(TokenConstructor));
}
}
}
function makeCheckbox(token, TokenConstructor) {
var checkbox = new TokenConstructor('html_inline', '', 0);
var disabledAttr = disableCheckboxes ? ' disabled="" ' : '';
if (token.content.indexOf('[ ] ') === 0) {
checkbox.content = '<input class="task-list-item-checkbox"' + disabledAttr + 'type="checkbox">';
} else if (token.content.indexOf('[x] ') === 0 || token.content.indexOf('[X] ') === 0) {
checkbox.content = '<input class="task-list-item-checkbox" checked=""' + disabledAttr + 'type="checkbox">';
}
return checkbox;
}
// these next two functions are kind of hacky; probably should really be a
// true block-level token with .tag=='label'
function beginLabel(TokenConstructor) {
var token = new TokenConstructor('html_inline', '', 0);
token.content = '<label>';
return token;
}
function endLabel(TokenConstructor) {
var token = new TokenConstructor('html_inline', '', 0);
token.content = '</label>';
return token;
}
function afterLabel(content, id, TokenConstructor) {
var token = new TokenConstructor('html_inline', '', 0);
token.content = '<label class="task-list-item-label" for="' + id + '">' + content + '</label>';
token.attrs = [{for: id}];
return token;
}
function isInline(token) { return token.type === 'inline'; }
function isParagraph(token) { return token.type === 'paragraph_open'; }
function isListItem(token) { return token.type === 'list_item_open'; }
function startsWithTodoMarkdown(token) {
// leading whitespace in a list item is already trimmed off by markdown-it
return token.content.indexOf('[ ] ') === 0 || token.content.indexOf('[x] ') === 0 || token.content.indexOf('[X] ') === 0;
}
},{}]},{},[1])(1)
});