@stencil/postcss/dist/util.js

The Stencil PostCSS Plugin

import * as path from 'path';
export function usePlugin(fileName) {
    return /(\.css|\.pcss|\.postcss)$/i.test(fileName);
}
export function getRenderOptions(opts, sourceText, context) {
    const renderOpts = {
        plugins: opts.plugins || [],
    };
    // always set "data" from the source text
    renderOpts.data = sourceText || '';
    const injectGlobalPaths = Array.isArray(opts.injectGlobalPaths) ? opts.injectGlobalPaths.slice() : [];
    if (injectGlobalPaths.length > 0) {
        // automatically inject each of these paths into the source text
        const injectText = injectGlobalPaths
            .map((injectGlobalPath) => {
            if (!path.isAbsolute(injectGlobalPath)) {
                // convert any relative paths to absolute paths relative to the project root
                injectGlobalPath = path.join(context.config.rootDir, injectGlobalPath);
            }
            return `@import "${injectGlobalPath}";`;
        })
            .join('');
        renderOpts.data = injectText + renderOpts.data;
    }
    return renderOpts;
}
export function createResultsId(fileName) {
    // create what the new path is post transform (.css)
    const pathParts = fileName.split('.');
    pathParts[pathParts.length - 1] = 'css';
    return pathParts.join('.');
}