From 92e85533040f03f9f291f1d40c228aea679c09cd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=AF=9B=E4=BA=9A=E7=90=9B?= <maoyachen55@gmail.com>
Date: Sun, 26 May 2024 19:11:51 +0800
Subject: [PATCH] Add file_exist function to std

---
 src/std/main.ab | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/std/main.ab b/src/std/main.ab
index b180bf177..e52ac5071 100644
--- a/src/std/main.ab
+++ b/src/std/main.ab
@@ -16,6 +16,13 @@ pub fun replace_regex(source: Text, pattern: Text, replacement: Text): Text {
     return unsafe $echo "{source}" | sed -e "s/{pattern}/{replacement}/g"$
 }
 
+pub fun file_exist(file) {
+    $[ -f "{file}" ]$ failed {
+        return false
+    }
+    return true
+}
+
 pub fun file_read(path) {
     return $cat "{path}"$?
 }