polen/build/lib/vite-plugin-json/vite-plugin-json.js

A framework for delightful GraphQL developer portals

import jsesc from 'jsesc';
// import { id,or,exclude  } from 'rolldown/filter'
import {} from '@rolldown/pluginutils';
export const create = (options = {}) => {
    const codec = options.codec?.validate ?? JSON;
    const codecImportExport = options.codec?.importExport ?? `default`;
    const pluginName = options.name ?? `json-imports`;
    // Always exclude \0 prefixed modules
    const baseExcludePatterns = [/^\0/];
    const moduleTypes = options.filter?.moduleTypes ?? [`json`];
    const isCustomCodec = Boolean(options.codec?.importPath);
    // Check if we should handle this file based on extension
    const shouldHandle = (id) => {
        // Exclude internal modules with \0 prefix
        if (id.startsWith(`\0`))
            return false;
        // Check if it has one of our configured extensions
        return moduleTypes.some(type => id.endsWith(`.${type}`));
    };
    return {
        name: pluginName,
        enforce: `pre`,
        // Transform files based on extension
        transform(code, id) {
            if (!shouldHandle(id))
                return;
            try {
                // Skip validation for superjson since the codec validates the envelope format
                if (options.codec?.validate && !options.codec.importPath?.includes(`superjson`)) {
                    codec.parse(code);
                }
                if (!isCustomCodec) {
                    // For native JSON, directly export as JavaScript object literal
                    return `export default ${code}`;
                }
                else {
                    // For custom codecs, we need to parse at runtime
                    if (!options.codec?.importPath) {
                        throw new Error(`codec.importPath is required when using a custom codec`);
                    }
                    const importIdentifier = codecImportExport === `default` ? `codec` : codecImportExport;
                    const importStatement = codecImportExport === `default`
                        ? `import ${importIdentifier} from '${options.codec.importPath}'`
                        : `import { ${codecImportExport} } from '${options.codec.importPath}'`;
                    return `
${importStatement}
const data = ${importIdentifier}.parse('${jsesc(code)}')
export { data as default }`;
                }
            }
            catch (error) {
                const message = error instanceof Error ? error.message : String(error);
                this.error(`Failed to parse JSON in ${id}: ${message}`);
            }
        },
    };
};
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