@mondaycom/apps-cli/dist/utils/templating.js

A cli tool to manage apps (and monday-code projects) in monday.com

import Handlebars from 'handlebars';
/**
 * Process a JSON template file with Handlebars.
 * @param jsonContent - The JSON content to process.
 * @param vars - The variables to substitute in the template.
 * @param options - Additional options.
 * @returns The processed JSON object.
 */
export function processTemplate(jsonContent, vars, options = {}) {
    const { failOnMissingVariable = false } = options;
    const jsonString = JSON.stringify(jsonContent);
    Handlebars.registerHelper('getVar', (key) => {
        if (failOnMissingVariable && !(key in vars)) {
            throw new Error(`Missing variable: ${key}`);
        }
        return vars[key] ?? `{{${key}}}`;
    });
    const transformedTemplate = jsonString.replaceAll(/{{\s*([\w.-]+)\s*}}/g, (_, varName) => `{{getVar "${varName}"}}`);
    const template = Handlebars.compile(transformedTemplate, { noEscape: true });
    const output = template(vars);
    return JSON.parse(output);
}