Fix typos in comments

tests/checks/alias.fish

@@ -32,7 +32,7 @@ functions d
 # CHECK: '/mnt/c/Program Files (x86)/devenv.exe' /Edit $argv
 # CHECK: end
 
-# Use "command" to prevent recusion, and don't add --wraps to avoid accidental recursion in completion.
+# Use "command" to prevent recursion, and don't add --wraps to avoid accidental recursion in completion.
 alias e 'e --option=value'
 functions e
 # CHECK: # Defined via `source`

tests/checks/psub.fish

@@ -12,7 +12,7 @@ rm $filename
 set -l filename (echo foo | psub --testing --fifo)
 test -p $filename
 or echo 'psub is not a fifo' >&2
-# hack: the background write that psub peforms may block
+# hack: the background write that psub performs may block
 # until someone opens the fifo for reading. So make sure we
 # actually read it.
 cat $filename >/dev/null

tests/checks/string.fish

@@ -87,7 +87,7 @@ string pad -c_ --width 5 longer-than-width-param x
 # CHECK: ______________________x
 
 # Current behavior is that only a single padding character is supported.
-# We can support longer strings in future without breaking compatibilty.
+# We can support longer strings in future without breaking compatibility.
 string pad -c ab -w4 .
 # CHECKERR: string pad: Padding should be a character 'ab'
 

tests/checks/tmux-abbr.fish

@@ -34,7 +34,7 @@ isolated-tmux send-keys abbr-test C-Space arg3 Enter
 tmux-sleep
 # CHECK: prompt {{\d+}}> abbr-test arg3
 
-# Do not expand abbrevation if the cursor is not at the command, even if it's just white space.
+# Do not expand abbreviation if the cursor is not at the command, even if it's just white space.
 # This makes the behavior more consistent with the above two scenarios.
 isolated-tmux send-keys abbr-test C-Space Enter
 tmux-sleep

tests/checks/trap.fish

@@ -39,7 +39,7 @@ sleep .1
 kill -USR2 $fish_pid
 sleep .1
 
-# Send the signal and immediately define the function; it should not excute.
+# Send the signal and immediately define the function; it should not execute.
 kill -USR1 $fish_pid
 function handle1 --on-signal SIGUSR1
     gotsigusr1

tests/pexpects/disable_mouse.py

@@ -4,7 +4,7 @@ from pexpect_helper import SpawnedProc
 sp = SpawnedProc(args=["-d", "reader"])
 sp.expect_prompt()
 
-# Verify we correctly diable mouse tracking.
+# Verify we correctly disable mouse tracking.
 
 # Five char sequence.
 sp.send("\x1b[tDE")

tests/pexpects/exit_nohang.py

@@ -49,7 +49,7 @@ if fish_pid == tty_owner:
 # It must not hang. But it might hang when trying to restore the tty.
 os.kill(fish_pid, signal.SIGTERM)
 
-# Loop a bit until the process exits (correct) or stops (incorrrect).
+# Loop a bit until the process exits (correct) or stops (incorrect).
 # When it exits it should be due to the SIGTERM that we sent it.
 for i in range(50):
     pid, status = os.waitpid(fish_pid, os.WUNTRACED | os.WNOHANG)