v1.1.0

=====================================================================

Changed environment dependency checker to be more automatic

zsh/utils/credits.zsh

@@ -1,4 +1,7 @@
 __CREDITS() {
+	# only applicable within scwrypts ("credits" pulled from README files)
+	[ ! $SCWRYPTS_ROOT ] && return 0
+
 	local COMMAND="$1"
 	cd $SCWRYPTS_ROOT
 	cat ./**/README.md \

zsh/utils/dependencies.zsh

@@ -1,19 +1,15 @@
 __CHECK_DEPENDENCIES() {
-	local DEPENDENCY
-	for DEPENDENCY in $*
-	do
-		__CHECK_DEPENDENCY $DEPENDENCY || ((__DEPENDENCY_ERROR+=1))
-	done
+	local DEP ERROR=0
 
-	__CHECK_COREUTILS || ((__DEPENDENCY_ERROR+=$?))
+	for DEP in $*; do __CHECK_DEPENDENCY $DEP || ((ERROR+=1)); done
+	__CHECK_COREUTILS || ((ERROR+=$?))
 
-	return $__DEPENDENCY_ERROR
+	return $ERROR
 }
 
 __CHECK_DEPENDENCY() {
 	local DEPENDENCY="$1"
 	[ ! $DEPENDENCY ] && return 1
-
 	command -v $DEPENDENCY >/dev/null 2>&1 || {
 		__ERROR "'$1' required but not installed. $(__CREDITS $1)"
 		return 1

zsh/utils/environment.zsh

@@ -1,14 +1,7 @@
-__CHECK_ENV_VARS() {
-	local OPTIONAL=0
-	[[ $1 =~ ^--optional$ ]] && { shift 1; OPTIONAL=1; }
-
-	local VAR_NAME
-	for VAR_NAME in $*
-	do
-		__CHECK_ENV_VAR $VAR_NAME $OPTIONAL || ((__ENVIRONMENT_ERROR+=1))
-	done
-
-	return $__ENVIRONMENT_ERROR
+__CHECK_REQUIRED_ENV() {
+	local VAR ERROR=0
+	for VAR in $*; do __CHECK_ENV_VAR $VAR_NAME || ((ERROR+=1)); done
+	return $ERROR
 }
 
 __CHECK_ENV_VAR() {

zsh/utils/utils.zsh

@@ -0,0 +1,29 @@
+#####################################################################
+
+_DEPENDENCIES+=(fzf) # (extensible) list of PATH dependencies
+_REQUIRED_ENV+=()    # (extensible) list of required environment variables
+
+#####################################################################
+
+source ${0:a:h}/io.zsh
+source ${0:a:h}/os.zsh
+source ${0:a:h}/credits.zsh
+
+#####################################################################
+
+IMPORT_ERROR=0
+
+source ${0:a:h}/dependencies.zsh
+_DEPENDENCIES=($(echo $_DEPENDENCIES | sort -u))
+__CHECK_DEPENDENCIES $_DEPENDENCIES || ((IMPORT_ERROR+=$?))
+
+source ${0:a:h}/environment.zsh
+_REQUIRED_ENV=($(echo $__CHECK_REQUIRED_ENV | sort -u))
+__CHECK_REQUIRED_ENV $_REQUIRED_ENV || ((IMPORT_ERROR+=$?))
+
+[[ $IMPORT_ERROR -eq 0 ]] || { 
+	__ERROR "encountered $IMPORT_ERROR import error(s)"
+	return 1
+}
+
+#####################################################################