home-config/fish/functions/_fzf_extract_var_info.fish
b307172932ea5fc99dc9053ebd263cb9ae5a2b4c
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| 1 | # helper function for _fzf_search_variables |
| 2 | 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." |
| 3 | # Extract only the lines about the variable, all of which begin with either |
| 4 | # $variable_name: ...or... $variable_name[ |
| 5 | string match --regex "^\\\$$variable_name(?::|\[).*" <$set_show_output | |
| 6 | |
| 7 | # Strip the variable name prefix, including ": " for scope info lines |
| 8 | string replace --regex "^\\\$$variable_name(?:: )?" '' | |
| 9 | |
| 10 | # Distill the lines of values, replacing... |
| 11 | # [1]: |value| |
| 12 | # ...with... |
| 13 | # [1] value |
| 14 | string replace --regex ": \|(.*)\|" ' $1' |
| 15 | end |