/
validate-peer-dependencies.js
89 lines (70 loc) · 2.72 KB
/
validate-peer-dependencies.js
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const fs = require('fs');
let dependencyBundlesConfig = {};
let dependencyExternalsConfig = {};
let packageConfig = {};
function readDependencyBundles() {
// read the package.json to determine current 'bundle' peer dependencies
fs.readFile('dependency-bundles.json', 'utf8', (err, data) => {
if (err) {
throw `Unable to read 'dependency.bundles.json'. Error: ${err}`;
}
dependencyBundlesConfig = JSON.parse(data);
readDependencyExternals();
});
};
function readDependencyExternals() {
// read the package.json to determine current 'external' peer dependencies
fs.readFile('dependency-externals.json', 'utf8', (err, data) => {
if (err) {
throw `Unable to read 'dependency.externals.json'. Error: ${err}`;
}
dependencyExternalsConfig = JSON.parse(data);
readPackage();
})
};
function readPackage() {
// read the package.json to determine current 'bundle' peer dependencies
fs.readFile('package.json', 'utf8', (err, data) => {
if (err) {
throw `Unable to read 'package.json'. Error: ${err}`;
}
packageConfig = JSON.parse(data);
validatedLoadedConfig();
});
};
function validateDependencies() {
console.info("Starting process to validate peer dependencies.");
readDependencyBundles();
}
function validatedLoadedConfig() {
const dependencies = packageConfig.dependencies;
const dependenciesNames = Object.keys(dependencies);
const dependenciesNeedingConfiguration = [];
for (let i = 0; i < dependenciesNames.length; i++) {
const dependencyName = dependenciesNames[i];
// ignore definitely typed dependencies
if (dependencyName.startsWith("@types")) {
continue;
}
// dependency not being bundled
if (dependencyExternalsConfig.externals[dependencyName]) {
continue;
}
// dependency is being bundled
if (dependencyBundlesConfig.bundles.indexOf(dependencyName) > -1) {
continue;
}
dependenciesNeedingConfiguration.push(dependencyName);
}
if (dependenciesNeedingConfiguration.length > 0) {
const error = [
"One or more package.json dependencies are not configured to be 'external' or 'bundled'. ",
`Please configure these dependencies (${dependenciesNeedingConfiguration.join(", ")})`,
"in either 'dependency-bundles.json' or 'dependency-externals.json'."
];
throw error.join(" ");
}
console.info("Finished validating all peer dependencies. All package.json dependencies have been accounted for!");
}
// start the process by reading the first configuration file
validateDependencies();