Switch to NPM (#3)

Author: Daniel McKenzie

main.js

@@ -1,18 +1,15 @@
-const cp = require('child_process');
-cp.execSync(`cd ${__dirname}; yarn install --frozen-lockfile`);
+const cp = require("child_process");
+cp.execSync(`cd ${__dirname}; npm ci`);
 
-const path = require('path');
-const core = require('@actions/core');
-const lernaChangelog = path.resolve(__dirname, 'node_modules/.bin/lerna-changelog');
+const path = require("path");
+const core = require("@actions/core");
+const lernaChangelog = path.resolve(__dirname, "node_modules/.bin/lerna-changelog");
 
-const exec = (cmd) => cp.execSync(cmd).toString().trim();
+const exec = cmd => cp.execSync(cmd).toString().trim();
 
-const tagFrom = core.getInput('from', {
-  required: true,
-});
-const tagTo = core.getInput('to', {
-  required: true,
-});
+const tagFrom = core.getInput("from", { required: true });
+const tagTo = core.getInput("to", { required: true });
 
-const changelog = exec(`node ${lernaChangelog} --tag-from ${tagFrom} --tag-to ${tagTo}`);
-core.setOutput('changelog', JSON.stringify(changelog));
+const changelog = exec(`node ${lernaChangelog} --from ${tagFrom} --to ${tagTo}`);
+
+core.setOutput("changelog", JSON.stringify(changelog));