| import { assert } from 'emery'; |
| import { load } from 'js-yaml'; |
| |
| const textDecoder = new TextDecoder(); |
| const textEncoder = new TextEncoder(); |
| function splitFrontmatter(data) { |
| const str = textDecoder.decode(data); |
| const match = str.match(/^---(?:\r?\n([^]*?))?\r?\n---\r?\n?/); |
| if (match) { |
| var _match$; |
| const encoded = textEncoder.encode(match[0]); |
| return { |
| frontmatter: (_match$ = match[1]) !== null && _match$ !== void 0 ? _match$ : '', |
| content: data.slice(encoded.byteLength) |
| }; |
| } |
| return null; |
| } |
| function loadDataFile(data, formatInfo) { |
| const parse = formatInfo.data === 'json' ? JSON.parse : load; |
| if (!formatInfo.contentField) { |
| const dataFile = textDecoder.decode(data); |
| return { |
| loaded: parse(dataFile) |
| }; |
| } |
| const res = splitFrontmatter(data); |
| assert(res !== null, 'frontmatter not found'); |
| return { |
| loaded: parse(res.frontmatter), |
| extraFakeFile: { |
| path: `${formatInfo.contentField.key}${formatInfo.contentField.config.contentExtension}`, |
| contents: res.content |
| } |
| }; |
| } |
| |
| export { loadDataFile as l }; |