@nx/storybook/src/generators/configuration/lib/interaction-testing.utils.js

The Nx Plugin for Storybook contains executors and generators for allowing your workspace to use the powerful Storybook integration testing & documenting capabilities.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
function getMainTsJsPath(host, projectConfig) {
    // Inferred targets from `@nx/storybook/plugin` are inferred from `.storybook/main.{js,ts,mjs,mts,cjs,cts}` so we can assume the directory.
    if (!projectConfig.targets) {
        const exts = ['js', 'ts', 'mjs', 'mts', 'cjs', 'cts'];
        for (const ext of exts) {
            const candidate = `${projectConfig.root}/.storybook/main.${ext}`;
            if (host.exists(candidate))
                return candidate;
        }
        throw new Error(`Cannot find main Storybook file. Does this file exist? e.g. ${projectConfig.root}/.storybook/main.ts`);
    }
    let mainJsTsPath = undefined;
    Object.entries(projectConfig.targets).forEach(([_targetName, targetConfig]) => {
        if (targetConfig.executor === '@nx/storybook:storybook' ||
            targetConfig.executor === '@storybook/angular:start-storybook') {
            const configDir = targetConfig.options?.configDir;
            if (host.exists(`${configDir}/main.js`)) {
                mainJsTsPath = `${configDir}/main.js`;
            }
            if (host.exists(`${configDir}/main.ts`)) {
                mainJsTsPath = `${configDir}/main.ts`;
            }
        }
    });
    return mainJsTsPath;
}