@netwerk-digitaal-erfgoed/ld-workbench/build/utils/loadConfiguration.js

LDWorkbench is a Linked Data Transformation tool designed to use only SPARQL as transformation language.

import parseYamlFile from './parseYamlFile.js';
import validate from './validate.js';
import path from 'node:path';
import { dirname } from 'path';
/**
 * This is a wrapper for the YAML Parser and Schema Validator
 * to provide a 1 step loader.
 */
export default function loadConfiguration(filePath) {
    const configuration = parseYamlFile(filePath);
    const errors = validate(configuration);
    if (errors !== null) {
        throw new Error(`The YAML file \`${filePath}\` is not a valid LD Workbench configuration file.`);
    }
    return mapObject(configuration, inlineQueryFromFile(configuration.baseDir ?? dirname(filePath)));
}
const mapObject = (obj, replacer) => {
    return Object.fromEntries(Object.entries(obj).map(([key, value]) => {
        if (typeof value === 'string' && value.startsWith('file://')) {
            return [key, replacer(value)];
        }
        else if (Array.isArray(value)) {
            return [key, value.map(v => mapObject(v, replacer))];
        }
        else if (typeof value === 'object') {
            return [key, mapObject(value, replacer)];
        }
        else {
            return [key, value];
        }
    }));
};
const inlineQueryFromFile = (directory) => (prefixedFilePath) => {
    const filePath = prefixedFilePath.replace('file://', '');
    if (path.isAbsolute(filePath)) {
        return prefixedFilePath;
    }
    return `file://${path.resolve(directory, filePath)}`;
};
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