Installing dependencies.

node_modules/@semantic-release/npm/lib/publish.js

@@ -0,0 +1,44 @@
+const path = require('path');
+const execa = require('execa');
+const getRegistry = require('./get-registry');
+const getChannel = require('./get-channel');
+const getReleaseInfo = require('./get-release-info');
+
+module.exports = async (npmrc, {npmPublish, pkgRoot}, pkg, context) => {
+  const {
+    cwd,
+    env,
+    stdout,
+    stderr,
+    nextRelease: {version, channel},
+    logger,
+  } = context;
+
+  if (npmPublish !== false && pkg.private !== true) {
+    const basePath = pkgRoot ? path.resolve(cwd, pkgRoot) : cwd;
+    const registry = getRegistry(pkg, context);
+    const distTag = getChannel(channel);
+
+    logger.log(`Publishing version ${version} to npm registry on dist-tag ${distTag}`);
+    const result = execa(
+      'npm',
+      ['publish', basePath, '--userconfig', npmrc, '--tag', distTag, '--registry', registry],
+      {cwd, env, preferLocal: true}
+    );
+    result.stdout.pipe(stdout, {end: false});
+    result.stderr.pipe(stderr, {end: false});
+    await result;
+
+    logger.log(`Published ${pkg.name}@${version} to dist-tag @${distTag} on ${registry}`);
+
+    return getReleaseInfo(pkg, context, distTag, registry);
+  }
+
+  logger.log(
+    `Skip publishing to npm registry as ${npmPublish === false ? 'npmPublish' : "package.json's private property"} is ${
+      npmPublish !== false
+    }`
+  );
+
+  return false;
+};