be more standard with shellcheck disables

src/_utils/_git_secret_tools.sh

@@ -33,7 +33,7 @@ fi
 : "${TMPDIR:=/tmp}"
 
 # AWK scripts:
-# shellcheck disable=2016
+# shellcheck disable=SC2016
 AWK_FSDB_HAS_RECORD='
 BEGIN { FS=":"; OFS=":"; cnt=0; }
 {
@@ -45,7 +45,7 @@ BEGIN { FS=":"; OFS=":"; cnt=0; }
 END { if ( cnt > 0 ) print "0"; else print "1"; }
 '
 
-# shellcheck disable=2016
+# shellcheck disable=SC2016
 AWK_FSDB_RM_RECORD='
 BEGIN { FS=":"; OFS=":"; }
 {
@@ -56,7 +56,7 @@ BEGIN { FS=":"; OFS=":"; }
 }
 '
 
-# shellcheck disable=2016
+# shellcheck disable=SC2016
 AWK_FSDB_CLEAR_HASHES='
 BEGIN { FS=":"; OFS=":"; }
 {
@@ -64,7 +64,7 @@ BEGIN { FS=":"; OFS=":"; }
 }
 '
 
-# shellcheck disable=2016
+# shellcheck disable=SC2016
 AWK_GPG_VER_CHECK='
 /^gpg/{
   version=$3
@@ -103,6 +103,7 @@ GPG_VER_MIN_21="$($SECRETS_GPG_COMMAND --version | gawk "$AWK_GPG_VER_CHECK")"
 
 # Bash:
 
+# echos 0 if function exists, otherwise non-zero
 function _function_exists {
   local function_name="$1" # required
 
@@ -475,7 +476,7 @@ function _find_and_clean {
   local root
   root=$(_get_git_root_path)
 
-  # shellcheck disable=2086
+  # shellcheck disable=SC2086
   find "$root" -path "$pattern" -type f -print0 | xargs -0 rm -f$verbose_opt
 }
 

src/_utils/_git_secret_tools_freebsd.sh

@@ -3,7 +3,7 @@
 # support for freebsd. Mostly the same as MacOS.
 
 
-# shellcheck disable=1117
+# shellcheck disable=SC1117
 function __replace_in_file_freebsd {
   sed -i.bak "s/^\($1[[:space:]]*=[[:space:]]*\).*\$/\1$2/" "$3"
 }

src/_utils/_git_secret_tools_linux.sh

@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
 
-# shellcheck disable=1117
+# shellcheck disable=SC1117
 function __replace_in_file_linux {
   sed -i.bak "s/^\($1\s*=\s*\).*\$/\1$2/" "$3"
 }

src/_utils/_git_secret_tools_osx.sh

@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
 
-# shellcheck disable=1117
+# shellcheck disable=SC1117
 function __replace_in_file_osx {
   sed -i.bak "s/^\($1[[:space:]]*=[[:space:]]*\).*\$/\1$2/" "$3"
 }

src/commands/git_secret_clean.sh

@@ -4,7 +4,7 @@
 function clean {
   OPTIND=1
 
-  # shellcheck disable=2034
+  # shellcheck disable=SC2034
   while getopts 'vh' opt; do
     case "$opt" in
       v) _SECRETS_VERBOSE=1;;

src/commands/git_secret_hide.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-# shellcheck disable=2016
+# shellcheck disable=SC2016
 AWK_FSDB_UPDATE_HASH='
 BEGIN { FS=":"; OFS=":"; }
 {

src/commands/git_secret_init.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-# shellcheck disable=2016
+# shellcheck disable=SC2016
 AWK_ADD_TO_GITIGNORE='
 BEGIN {
   cnt=0

src/commands/git_secret_tell.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-# shellcheck disable=2016
+# shellcheck disable=SC2016
 AWK_GPG_KEY_CNT='
 BEGIN { cnt=0; OFS=":"; FS=":"; }
 flag=0; $1 == "pub" { cnt++ }
@@ -77,7 +77,7 @@ function tell {
   start_key_cnt=$(get_gpg_key_count)
   for email in "${emails[@]}"; do
     _temporary_file  # note that `_temporary_file` will export `temporary_filename` var.
-    # shellcheck disable=2154
+    # shellcheck disable=SC2154
     local keyfile="$temporary_filename"
 
     # 3>&- closes fd 3 for bats, see https://github.com/bats-core/bats-core#file-descriptor-3-read-this-if-bats-hangs

src/version.sh

@@ -1,4 +1,4 @@
 #!/usr/bin/env bash
 
-# shellcheck disable=2034
+# shellcheck disable=SC2034
 GITSECRET_VERSION='0.5.0-alpha1'