@netlify/framework-info/lib/detect.js

Framework detection utility

import pLocate from 'p-locate';
// Checks if the project is using a specific framework:
//  - if `framework.npmDependencies` is set, one of them must be present in the
//    `package.json` `dependencies|devDependencies`
//  - if `framework.excludedNpmDependencies` is set, none of them must be
//    present in the `package.json` `dependencies|devDependencies`
//  - if `framework.configFiles` is set, one of the files must exist
export const usesFramework = async function ({ detect: { npmDependencies: frameworkNpmDependencies, excludedNpmDependencies: frameworkExcludedNpmDependencies, configFiles, }, }, { pathExists, npmDependencies }) {
    return (usesNpmDependencies(frameworkNpmDependencies, npmDependencies) &&
        lacksExcludedNpmDependencies(frameworkExcludedNpmDependencies, npmDependencies) &&
        (await usesConfigFiles(configFiles, pathExists)));
};
const usesNpmDependencies = function (frameworkNpmDependencies, npmDependencies) {
    return (frameworkNpmDependencies.length === 0 ||
        frameworkNpmDependencies.some((frameworkNpmDependency) => npmDependencies.includes(frameworkNpmDependency)));
};
const lacksExcludedNpmDependencies = function (frameworkExcludedNpmDependencies, npmDependencies) {
    return frameworkExcludedNpmDependencies.every((frameworkNpmDependency) => !npmDependencies.includes(frameworkNpmDependency));
};
const configExists = async (configFiles, pathExists) => {
    const exists = await pLocate(configFiles, (file) => pathExists(file));
    return !!exists;
};
const usesConfigFiles = async function (configFiles, pathExists) {
    return configFiles.length === 0 || (await configExists(configFiles, pathExists));
};