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--- bash:tests:exit_if_file_is_not_there [2023/06/13 21:16] – created peter
+++ bash:tests:exit_if_file_is_not_there [2023/06/13 21:26] (current) – peter
@@ Line 1: / Line 1: @@
 ====== BASH - Tests - Exit if file is not there ======
+===== Exit if file is not there =====
 <code bash>
@@ Line 6: / Line 8: @@
 <WRAP info>
-**NOTE:**  Will exit if file is not there, same thing should be used if you use cd in your scripts
+**NOTE:**  Just using **exit** should be enough, as it returns the status value of previous command (exit equals to exit $?).
-  * Actually just using **exit** should be enough, as it returns the status value of previous command (exit equals to exit $?).
 </WRAP>
 ----
+===== Exit if path does not exist =====
 <code bash>
 cd /some/path || exit 1
 </code>
+<WRAP info>
+**NOTE:**  Will exit if path does not exist.
+</WRAP>
+----
@@ Line 25: / Line 34: @@
 </code>
-This will ensure that script doesn’t continue if dir doesn’t exist. Another way might be:
+<WRAP info>
+**NOTE:**  The **set -e** option instructs bash to immediately exit if any command has a non-zero exit status.
+  * Usually this command should not be set in a command-line shell, but in a script it is massively helpful.
+</WRAP>
+----
+===== Do not continue if the directory does not exist =====
 <code bash>
@@ Line 34: / Line 52: @@
 ----
-Do something if directory is there
+===== Do something if directory is there =====
 <code bash>
@@ Line 51: / Line 69: @@
 </code>
-Note that -e would be any file/dir/socket/node, -d is dir and so on
+<WRAP info>
+**NOTE:**  **-e** would be any file/dir/socket/node, **-d** is directory, and so on.
+</WRAP>
 <code bash>