From dbd010abd4ad75fa946e72117bbb10ec80e14ee0 Mon Sep 17 00:00:00 2001
From: Henry Jameson <me@hjkos.com>
Date: Thu, 6 Sep 2018 21:59:20 +0300
Subject: [PATCH] a tool to check what's missing from a language

---
 src/i18n/compare.js | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100755 src/i18n/compare.js

diff --git a/src/i18n/compare.js b/src/i18n/compare.js
new file mode 100755
index 00000000..1e8715f3
--- /dev/null
+++ b/src/i18n/compare.js
@@ -0,0 +1,27 @@
+#!/usr/bin/env node
+const arg = process.argv[2]
+const english = require('./en.json')
+const foreign = require(`./${arg}.json`)
+
+function walker (a, b, path = []) {
+  Object.keys(a).forEach(k => {
+    const aVal = a[k]
+    const bVal = b[k]
+    const aType = typeof aVal
+    const bType = typeof bVal
+    const currentPath = [...path, k]
+    const article = aType[0] === 'o' ? 'an' : 'a'
+
+    if (bType === 'undefined') {
+      console.log(`Foreign language is missing ${article} ${aType} at path ${currentPath.join('.')}`)
+    } else if (aType === 'object') {
+      if (bType !== 'object') {
+        console.log(`Type mismatch! English has ${aType} while foreign has ${bType} at path ${currentPath.join['.']}`)
+      } else {
+        walker(aVal, bVal, currentPath)
+      }
+    }
+  })
+}
+
+walker(english, foreign)