@softwareventures/maintain-project/license/write.js

Automatically create and maintain TypeScript projects with standard settings for Software Ventures Limited

import { promises as fs } from "fs";
import { fileURLToPath } from "url";
import spdxLicenseList from "spdx-license-list/full.js";
import { mapNullableFn, mapNullFn } from "@softwareventures/nullable";
import { insert } from "../fs-stage/fs-stage.js";
import { success } from "../result/result.js";
import { textFile } from "../fs-stage/file.js";
export function writeLicense(project) {
    const licenseExpression = project.license?.spdxLicense;
    if (licenseExpression == null ||
        "operator" in licenseExpression ||
        "invalidText" in licenseExpression) {
        return async (fsStage) => success(fsStage);
    }
    const text = readLicenseText(licenseExpression.licenseId);
    const file = text.then(mapNullableFn(text => textFile(`Copyright ${project.license.year} ${project.license.copyrightHolder ?? ""}`.trim() +
        "\n\n" +
        text)));
    return async (fsStage) => file
        .then(mapNullableFn(file => insert(fsStage, "LICENSE.md", file)))
        .then(mapNullFn(() => success(fsStage)));
}
async function readLicenseText(licenseId) {
    switch (licenseId) {
        case "ISC":
            return fs.readFile(fileURLToPath(import.meta.resolve("./LICENSE.ISC.md")), "utf-8");
        default:
            return spdxLicenseList[licenseId]?.licenseText ?? null;
    }
}
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