dotfiles/config/fish/functions/_fzf_extract_var_info.fish

16 lines
742 B
Fish
Raw Normal View History

2022-10-05 14:10:20 +00:00
# helper function for _fzf_search_variables
function _fzf_extract_var_info --argument-names variable_name set_show_output --description "Extract and reformat lines pertaining to \$variable_name from \$set_show_output."
# Extract only the lines about the variable, all of which begin with either
# $variable_name: ...or... $variable_name[
string match --regex "^\\\$$variable_name(?::|\[).*" <$set_show_output |
# Strip the variable name prefix, including ": " for scope info lines
string replace --regex "^\\\$$variable_name(?:: )?" '' |
# Distill the lines of values, replacing...
# [1]: |value|
# ...with...
# [1] value
string replace --regex ": \|(.*)\|" ' $1'
end