@snups/rjsf-utils/lib/getTemplate.js

Utility functions for @snups/rjsf-core

/** Returns the template with the given `name` from either the `uiSchema` if it is defined or from the `registry`
 * otherwise. NOTE, since `ButtonTemplates` are not overridden in `uiSchema` only those in the `registry` are returned.
 *
 * @param name - The name of the template to fetch, restricted to the keys of `TemplatesType`
 * @param registry - The `Registry` from which to read the template
 * @param [uiOptions={}] - The `UIOptionsType` from which to read an alternate template
 * @returns - The template from either the `uiSchema` or `registry` for the `name`
 */
export default function getTemplate(name, registry, uiOptions = {}) {
    const { templates } = registry;
    if (name === 'ButtonTemplates') {
        return templates[name];
    }
    // Allow templates to be customized per-field by using string keys from the registry
    if (Object.hasOwn(uiOptions, name) &&
        typeof uiOptions[name] === 'string' &&
        Object.hasOwn(templates, uiOptions[name])) {
        const key = uiOptions[name];
        // Evaluating templates[key] results in TS2590: Expression produces a union type that is too complex to represent
        // To avoid that, we cast templates to `any` before accessing the key field
        return templates[key];
    }
    return (
    // Evaluating uiOptions[name] results in TS2590: Expression produces a union type that is too complex to represent
    // To avoid that, we cast uiOptions to `any` before accessing the name field
    uiOptions[name] || templates[name]);
}
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