hackmd-to-html-cli
Version:
A node.js CLI tool for converting HackMD markdown to HTML.
67 lines • 2.42 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.MarkdownItCheckbox = MarkdownItCheckbox;
const token_1 = require("./token");
// modified from
// https://github.com/mcecot/markdown-it-checkbox
function MarkdownItCheckbox(md) {
let lastId = 0;
function createTokens(checked, label) {
const nodes = [];
const id = lastId;
lastId++;
let token = new token_1.MyToken('checkbox_input', 'input', 0);
token.attrs = [['type', 'checkbox'], ['id', id.toString()], ['class', 'task-list-item-checkbox']];
if (checked) {
token.attrPush(['checked', 'true']);
}
nodes.push(token);
token = new token_1.MyToken('label_open', 'label', 1);
token.attrs = [['for', id.toString()]];
nodes.push(token);
token = new token_1.MyToken('text', '', 0);
token.content = label;
nodes.push(token);
nodes.push(new token_1.MyToken('label_close', 'label', -1));
return nodes;
}
function splitTextToken(token) {
const matches = token.content.match(/\[(X|\s|_|-)\]\s(.*)/i);
if (matches === null) {
return null;
}
let checked = false;
const value = matches[1] || '';
const label = matches[2] || '';
if (value == 'X' || value == 'x') {
checked = true;
}
return createTokens(checked, label);
}
function checkbox(state) {
const blockTokens = state.tokens;
const l = blockTokens.length;
let k = -1;
for (let j = 0; j < l; j++) {
if (blockTokens[j].type === 'list_item_open') {
k = j;
}
if (blockTokens[j].type !== 'inline') {
continue;
}
let tokens = blockTokens[j].children;
for (let i = tokens.length - 1; i >= 0; i--) {
const newTokens = splitTextToken(tokens[i]);
if (newTokens !== null) {
tokens = md.utils.arrayReplaceAt(tokens, i, newTokens);
blockTokens[j].children = tokens;
if (k !== -1) {
blockTokens[k].attrs = [['class', 'task-list-item']];
}
}
}
}
}
md.core.ruler.push('checkbox', checkbox);
}
//# sourceMappingURL=checkbox.js.map