diff options
Diffstat (limited to 'subr.rtl/rtl_list.subr')
| -rw-r--r-- | subr.rtl/rtl_list.subr | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/subr.rtl/rtl_list.subr b/subr.rtl/rtl_list.subr index 29abef2e..e24973e9 100644 --- a/subr.rtl/rtl_list.subr +++ b/subr.rtl/rtl_list.subr @@ -46,6 +46,31 @@ rtl_lfilter() { printf "%s" "${_lnew}"; }; +rtl_lfilter2() { + local _rlist="${1#\$}" _rlist_new="${2#\$}" _filter="${3}" _sep="${4:- }" IFS="${4:-${IFS:- }}"\ + _filterfl="" _litem="" _litem_filter="" _lnew=""; + + if [ "${_filter:+1}" != 1 ]; then + eval ${_rlist_new}=; return 0; + else eval set -- '${'"${_rlist}"'}'\; ${_rlist_new}=; + while [ "${#}" -gt 0 ]; do + _litem="${1}"; shift; _filterfl=0; + for _litem_filter in ${_filter}; do + if [ "${_litem_filter}" = "${_litem}" ]; then + _filterfl=1; break; + fi; + done; + if [ "${_filterfl:-0}" -eq 0 ]; then + eval ${_rlist_new}='${'"${_rlist_new}"':+${'"${_rlist_new}"'}${_sep}}${_litem}'; + fi; + done; + fi; +}; + +rtl_lfilter3() { + rtl_lfilter2 "${1}" "${1}" "${2}" "${3:-}"; +}; + rtl_lfirst() { local _list="${1}" _sep="${2}" IFS; IFS="${_sep}"; set -- ${_list}; RTL_LFIRST_HEAD="${1}"; @@ -64,12 +89,29 @@ rtl_llength() { printf "%s" "${_llength}"; }; +rtl_llength2() { + local _rlist="${1#\$}" _rlen="${2#\$}" _sep="${3:- }" IFS="${3:-${IFS:- }}"; + eval set -- '${'"${_rlist}"'}'\; ${_rlen}='${#}'; +}; + rtl_llift() { local _list="${1}" _sep="${2}" _sep_new="${3}" IFS; IFS="${_sep}"; set -- ${_list}; IFS="${_sep_new}"; printf "%s" "${*}"; }; +rtl_llift2() { + local _rlist="${1#\$}" _rlist_new="${2#\$}" _sep="${3}" \ + _sep_new="${4}" IFS; IFS="${_sep}"; + + eval set -- '${'"${_rlist}"'}'; IFS="${_sep_new}"; + eval ${_rlist_new}='"${*}"'; +}; + +rtl_llift3() { + rtl_llift2 "${1}" "${1}" "${2}" "${3}"; +}; + rtl_lmatch() { local _list="${1}" _item="${2}" _sep="${3:- }"; [ -n "$(rtl_lsearch "${_list}" "${_item}" "${_sep}")" ]; |