From 9757d2c18de28acfed39da620e0dc8ee4ac6d434 Mon Sep 17 00:00:00 2001
From: Samuel Sloniker <sam@kj7rrv.com>
Date: Thu, 1 Dec 2022 11:59:41 -0800
Subject: [PATCH] Add grep

Closes #4
---
 bin/grep.py | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 bin/grep.py

diff --git a/bin/grep.py b/bin/grep.py
new file mode 100644
index 0000000..f541134
--- /dev/null
+++ b/bin/grep.py
@@ -0,0 +1,25 @@
+import os
+import re
+import console
+
+def get_app_class(template):
+    class App(template):
+        def F_main(self):
+            pattern = self.argv[1].encode("utf-8")
+            file = self.argv[2]
+
+            try:
+                with open(file, "rb") as f:
+                    for line in f.readlines():
+                        if re.search(pattern, line):
+                            self.console.write(line)
+            except OSError as e:
+                try:
+                    os.listdir(file)
+                    console.write_str(self.console, f"grep: {file}: Is a directory\n")
+                except OSError:
+                    console.write_str(self.console, f"grep: {file}: No such file or directory\n")
+
+            self.exit()
+
+    return App