22 lines
1,012 B
JavaScript
22 lines
1,012 B
JavaScript
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const MARKDOWN_EXTENSIONS = ['mdown', 'mkd', 'mkdn', 'md', 'markdown'];
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const ASCIIDOC_EXTENSIONS = ['adoc', 'ad', 'asciidoc'];
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const OTHER_EXTENSIONS = ['textile', 'rdoc', 'org', 'creole', 'wiki', 'mediawiki', 'rst'];
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const EXTENSIONS = [...MARKDOWN_EXTENSIONS, ...ASCIIDOC_EXTENSIONS, ...OTHER_EXTENSIONS];
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const PLAIN_FILENAMES = ['readme', 'index'];
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const FILE_REGEXP = new RegExp(
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`^(${PLAIN_FILENAMES.join('|')})(.(${EXTENSIONS.join('|')}))?$`,
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'i',
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);
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const PLAIN_FILE_REGEXP = new RegExp(`^(${PLAIN_FILENAMES.join('|')})`, 'i');
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const EXTENSIONS_REGEXP = new RegExp(`.(${EXTENSIONS.join('|')})$`, 'i');
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// eslint-disable-next-line import/prefer-default-export
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export const readmeFile = blobs => {
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const readMeFiles = blobs.filter(f => f.name.search(FILE_REGEXP) !== -1);
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const previewableReadme = readMeFiles.find(f => f.name.search(EXTENSIONS_REGEXP) !== -1);
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const plainReadme = readMeFiles.find(f => f.name.search(PLAIN_FILE_REGEXP) !== -1);
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return previewableReadme || plainReadme;
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};
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