@podlite/schema/esm/helpers/config.js

AST tools for Podlite markup language

export const makeAttrs = (node, ctx = {}) => {
    const config = node.config instanceof Array ? node.config : [];
    // add config's from ctx
    let configured = [];
    if (ctx.config && ctx.config.hasOwnProperty(node.name)) {
        configured = ctx.config[node.name];
    }
    let result = {};
    [...config, ...configured].map(a => {
        if (!result.hasOwnProperty(a.name)) {
            result[a.name] = [];
        }
        if (a.type === 'array') {
            result[a.name].push(...a.value);
        }
        else {
            result[a.name].push(a.value);
        }
    });
    let resfn = function () { };
    /**
     * check if prop exists
     *
     *  for example: attrs.exists('caption')
     */
    resfn.exists = name => result.hasOwnProperty(name);
    /**
     * return array for prop
     *
     *  for example: attrs.getAllValues('caption')
     */
    resfn.getAllValues = name => {
        return resfn.exists(name) ? result[name] : [];
    };
    /**
     * return first value or undefined if prop don't exists
     *
     *  for example: attrs.exists('caption')
     */
    resfn.getFirstValue = name => {
        return resfn.exists(name) ? resfn.getAllValues(name)[0] : undefined;
    };
    /**
     * return key: val
     *
     *  for example: attrs.asHash()
     */
    resfn.asHash = () => result;
    return resfn;
};
export default makeAttrs;
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