feat(plugin): derive package versions from commit metadata

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

1 files changed, 30 insertions, 0 deletions

diff --git a/plugin/scripts/package.js b/plugin/scripts/package.js
new file mode 100644
index 0000000..67ff99f
--- /dev/null
+++ b/plugin/scripts/package.js
@@ -0,0 +1,30 @@
+'use strict';
+
+const { execFileSync, spawnSync } = require('node:child_process');
+const path = require('node:path');
+const pluginDir = path.resolve(__dirname, '..');
+
+try {
+	const revision = execFileSync('git', ['log', '-1', '--format=%ct:%h'], {
+		cwd: pluginDir,
+		encoding: 'utf8',
+		stdio: ['ignore', 'pipe', 'pipe']
+	}).trim();
+	const match = /^(\d+):([0-9a-f]+)$/.exec(revision);
+	if (!match) throw new Error('Cannot read the HEAD commit for the package version.');
+	const timestamp = new Date(Number(match[1]) * 1000).toISOString();
+	const date = timestamp.slice(0, 10).replace(/-/g, '');
+	const time = timestamp.slice(11, 19).replace(/:/g, '');
+	const commit = match[2];
+	const version = `${date}.${Number(time)}.0+${commit}`;
+	const filename = `cpsc-plugin-${date}-${time}-${commit}.vsix`;
+	const result = spawnSync(process.execPath, [
+		require.resolve('@vscode/vsce/vsce'), 'package', version,
+		'--no-update-package-json', '--no-dependencies', '--out', filename
+	], { cwd: pluginDir, stdio: 'inherit' });
+	if (result.error) throw result.error;
+	process.exitCode = result.status ?? 1;
+} catch (error) {
+	console.error(`Cannot package plugin: ${error.message}`);
+	process.exitCode = 1;
+}