@diplodoc/transform
Version:
A simple transformer of text in YFM (Yandex Flavored Markdown) to HTML
82 lines • 3.47 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
const chain_1 = __importDefault(require("lodash/chain"));
const path_1 = require("path");
const utilsFS_1 = require("../../utilsFS");
const utils_1 = require("../../utils");
const utils_2 = require("../utils");
const constants_1 = require("./constants");
const slugify = require('slugify');
/* eslint-disable max-len */
/* If the singlePage option is passed in the options:
* - replace the default anchor and custom anchors with anchors with file at the beginning
* - increase the level of headers,
* - add page anchor to the first matched header
* Example for file index.md:
* Before: # Title {#CustomAnchor} {#custom-anchor}
* ## Subtitle
* After: ## Title {data-original-article=/index} {#_index} {#_index_title} {#_index_CustomAnchor} {#_index_custom-anchor}
* ## Subtitle {#_index_subtitle}
* */
const collect = (input, options) => {
const { root, path, singlePage } = options;
if (!singlePage || path.includes(`_includes${path_1.sep}`)) {
return;
}
const currentPath = (0, utilsFS_1.resolveRelativePath)(root, path);
const pageId = (0, utilsFS_1.getSinglePageAnchorId)({ root, currentPath });
let needToSetPageId = true;
let needToSetOriginalPathAttr = true;
const lines = input.split(utils_2.сarriage);
let i = 0;
const HEADER_LINK_REGEXP = /^(?<headerLevel>#+)\s(?<headerContent>.+)$/i;
while (i < lines.length) {
const line = lines[i];
const headerMatch = line.match(HEADER_LINK_REGEXP);
if (!headerMatch) {
i++;
continue;
}
const { headerLevel, headerContent } = headerMatch.groups;
let newHeaderContent = headerContent;
const newCustomHeaders = [];
while (constants_1.CUSTOM_ID_REGEXP.test(newHeaderContent)) {
newHeaderContent = newHeaderContent.replace(constants_1.CUSTOM_ID_REGEXP, (match, customId) => {
if (match === constants_1.CUSTOM_ID_EXCEPTION) {
return match;
}
newCustomHeaders.push(`${pageId}_${customId}`);
return '';
});
}
newHeaderContent = newHeaderContent.trim();
const slugifiedTitle = slugify(newHeaderContent, { lower: true });
newCustomHeaders.push(`${pageId}_${slugifiedTitle}`);
if (needToSetPageId) {
newCustomHeaders.push(pageId);
needToSetPageId = false;
}
const newCustomHeadersStr = (0, chain_1.default)(newCustomHeaders)
.uniq()
.map((id) => {
return `{${id}}`;
})
.value()
.join(' ');
const baseHeaderSyntax = `${headerLevel}# ${newHeaderContent}`;
lines[i] = `${baseHeaderSyntax} ${newCustomHeadersStr}`;
if (needToSetOriginalPathAttr) {
const originalArticleHref = (0, utils_1.transformLinkToOriginalArticle)({ root, currentPath });
lines[i] =
`${baseHeaderSyntax} {data-original-article=${originalArticleHref}} ${newCustomHeadersStr}`;
needToSetOriginalPathAttr = false;
}
i++;
}
// eslint-disable-next-line consistent-return
return lines.join(utils_2.сarriage);
};
module.exports = collect;
//# sourceMappingURL=collect.js.map