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https://github.com/fish-shell/fish-shell.git
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81 lines
2.8 KiB
Fish
81 lines
2.8 KiB
Fish
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function __fish_complete_man
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# Try to guess what section to search in. If we don't know, we
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# use [^)]*, which should match any section.
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set -l section ""
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set -l token (commandline -ct)
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set -l prev (commandline -pxc)
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set -e prev[1]
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while set -q prev[1]
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switch $prev[1]
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case '-**'
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case '*'
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set section (string escape --style=regex $prev[1])
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set section (string replace --all / \\/ $section)
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end
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set -e prev[1]
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end
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set -l exclude_fish_commands
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# Only include fish commands when section is empty or 1
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if test -z "$section" -o "$section" = 1
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set -e exclude_fish_commands
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end
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set section $section"[^)]*"
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# If we don't have a token but a section, list all pages for that section.
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# Don't do it for all sections because that would be overwhelming.
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if test -z "$token" -a "$section" != "[^)]*"
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set token "."
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end
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if test -n "$token"
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# Do the actual search
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__fish_apropos ^$token 2>/dev/null | awk '
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BEGIN { FS="[\t ]- "; OFS="\t"; }
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# BSD/Darwin
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/^[^( \t]+(, [^( \t]+)*\('$section'\)/ {
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paren = index($1, "(");
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sect = substr($1, paren + 1, length($1) - paren - 1);
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aliases = substr($1, 1, paren - 1)
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split(aliases, pages, ", ");
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for (i in pages) {
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print pages[i], sect ": " $2
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}
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}
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# man-db
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/^[^( \t]+ +\('$section'\)/ {
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split($1, t, " ");
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sect = substr(t[2], 2, length(t[2]) - 2);
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print t[1], sect ": " $2;
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}
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# man-db RHEL 5 with [aliases]
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/^[^( \t]+ +\[.*\] +\('$section'\)/ {
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split($1, t, " ");
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sect = substr(t[3], 2, length(t[3]) - 2);
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print t[1], sect ": " $2;
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}
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# Solaris 11
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# Does not display descriptions
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# Solaris apropos outputs embedded backspace in descriptions
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/^[0-9]+\. [^( \t]*\('$section'\) / {
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split($1, t, " ")
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paren = index(t[2], "(");
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name = substr(t[2], 1, paren - 1);
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sect = substr(t[2], paren + 1, length(t[2]) - paren - 1);
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print name, sect
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}
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'
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# Fish commands are not given by apropos
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if not set -ql exclude_fish_commands
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set -l files $__fish_data_dir/man/man1/*.1
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string replace -r '.*/([^/]+)\.1$' '$1\t1: fish command' -- $files
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end
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else
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return 1
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end
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return 0
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end
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