[JS][7kyu] Parsing Commandline Arguments

codewars/7kyu/parsing-commandline-arguments/koronya.js

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+// [JS][7kyu] Parsing Commandline Arguments
+// parsing-commandline-arguments
+// https://www.codewars.com/kata/55538e3de348a57f7e000076/train/javascript
+
+const VALID_REGEX = /[&;>|]/
+
+const args = (cmd) => {
+  const result = []
+  const arr = cmd.trim().split(' ')
+  const arrLength = arr.length
+
+  for (let i = 0; i < arrLength; i += 1 || 0) {
+    const item = arr[i]
+    const match = item.match(VALID_REGEX)
+
+    if (!match) {
+      result.push(item)
+    } else {
+      const index = match.index
+      if (index > 0) {
+        result.push(item.slice(0, index))
+      }
+      break
+    }
+  }
+  return result
+}
+
+args('ls -R /')
+args('cat /tmp/data.txt | less')
+args('  ls -aF')
+args('ls -R /&echo not done;echo ok')