How to use the spdx-license-list/simple.has function in spdx-license-list
To help you get started, we’ve selected a few spdx-license-list examples, based on popular ways it is used in public projects.
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Polymer / tools / packages / modulizer / src / package-manifest.ts View on Github 
}
}
if (!packageJson.license) {
let bowerLicenses = new Array();
if (typeof bowerJson.license === 'string') {
bowerLicenses = [bowerJson.license];
} else if (Array.isArray(bowerJson.license)) {
bowerLicenses = bowerJson.license;
}
if (bowerLicenses.length === 1) {
packageJson.license = bowerLicenses[0];
if (packageJson.license.includes('polymer.github.io/LICENSE')) {
packageJson.license = 'BSD-3-Clause';
} else if (!spdxLicenseList.has(bowerLicenses[0])) {
console.warn(
`${bowerJson.name}: ` +
`'${bowerJson.license}' is not a valid SPDX license. ` +
`You can find a list of valid licenses at ` +
`https://spdx.org/licenses/`);
}
} else if (bowerLicenses.length > 1) {
console.warn(
`${bowerJson.name}: Found multiple licenses in bower.json, ` +
`but package.json must have only one.`);
} else {
console.warn(
`${bowerJson.name}: ` +
`Could not automatically find appropriate license. ` +}
}
if (!packageJson.license) {
let bowerLicenses = new Array();
if (typeof bowerJson.license === 'string') {
bowerLicenses = [bowerJson.license];
} else if (Array.isArray(bowerJson.license)) {
bowerLicenses = bowerJson.license;
}
if (bowerLicenses.length === 1) {
packageJson.license = bowerLicenses[0];
if (packageJson.license.includes('polymer.github.io/LICENSE')) {
packageJson.license = 'BSD-3-Clause';
} else if (!spdxLicenseList.has(bowerLicenses[0])) {
console.warn(
`${bowerJson.name}: ` +
`'${bowerJson.license}' is not a valid SPDX license. ` +
`You can find a list of valid licenses at ` +
`https://spdx.org/licenses/`);
}
} else if (bowerLicenses.length > 1) {
console.warn(
`${bowerJson.name}: Found multiple licenses in bower.json, ` +
`but package.json must have only one.`);
} else {
console.warn(
`${bowerJson.name}: ` +
`Could not automatically find appropriate license. ` +function _validateLicense(id: string): string {
if (id === 'UNLICENSED') { return id; }
if (!spdx.has(id)) {
throw new Error(`Invalid license identifier "${id}", see valid license identifiers at https://spdx.org/licenses/`);
}
return id;
}
