Add new args so the user can specify the desired git info

index.js

@@ -1,5 +1,4 @@
 #! /usr/bin/env node
-const fs = require('fs')
 const git = require('git-rev-sync')
 const readPkgUp = require('read-pkg-up')
 const writePkg = require('write-pkg')
@@ -8,31 +7,34 @@ const options = require('minimist')(process.argv.slice(2))
 const path = require('path')
 
 // don't normalize package.json
-readPkgUp({normalize: false}).then(result => {
-	let {pkg} = result
+readPkgUp({ normalize: false }).then(result => {
+	let { pkg } = result
 	const pkgPath = result.path
 	const gitPath = path.dirname(pkgPath)
 
-	const gitInfo = {
-		short: git.short(gitPath),
-		long: git.long(gitPath),
-		branch: git.branch(gitPath),
-		tag: git.tag()
-	}
+	const fullInfo = ["s","l","b","t"].every(function(val) {
+		return Object.keys(options).indexOf(val) === -1;
+	});
+
+	const gitInfo = {};
+
+	if(fullInfo || options.s) gitInfo.short = git.short(gitPath);
+	if(fullInfo || options.l) gitInfo.long = git.long(gitPath);
+	if(fullInfo || options.b) gitInfo.branch = git.branch(gitPath);
+	if(fullInfo || options.t) gitInfo.tag = git.tag();
 
 	const updatedPkg = Object.assign({}, pkg, {
 		git: gitInfo
 	})
 
 	writePkg(pkgPath, updatedPkg).then(() => {
 		if (options.verbose || options.v) {
-			const logMsg = `
-Git path: ${gitPath}
-Git info in ${pkgPath} was updated:
-Short: ${chalk.green(gitInfo.short)}
-Long: ${chalk.yellow(gitInfo.long)}
-Branch: ${chalk.red(gitInfo.branch)}
-Tag: ${chalk.red(gitInfo.tag)}`
+			var logMsg = `Git path: ${gitPath}\n`;
+			logMsg += `Git info in ${pkgPath} was updated:\n`;
+			if(fullInfo || options.s) logMsg += "Short: " + chalk.green(gitInfo.short) + "\n";
+			if(fullInfo || options.l) logMsg += "Long: " + chalk.yellow(gitInfo.long) + "\n";
+			if(fullInfo || options.b) logMsg += "Branch: " + chalk.red(gitInfo.branch) + "\n";
+			if(fullInfo || options.t) logMsg += "Tag: " + chalk.red(gitInfo.tag) + "\n";
 			console.log(logMsg)
 		}
 	})