97 lines
2.9 KiB
Bash
97 lines
2.9 KiB
Bash
# ri completion for Ruby documentation by Ian Macdonald <ian@caliban.org>
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have ri && {
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ri_get_methods()
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{
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local regex
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if [ "$ri_version" = integrated ]; then
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if [ -z "$separator" ]; then
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regex="(Instance|Class)"
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elif [ "$separator" = "#" ]; then
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regex=Instance
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else
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regex=Class
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fi
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COMPREPLY=( ${COMPREPLY[@]} \
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"$( ri ${classes[@]} 2>/dev/null | ruby -ane \
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'if /^'"$regex"' methods:/.../^------------------|^$/ and \
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/^ / then print $_.split(/, |,$/).grep(/^[^\[]*$/).join("\n"); \
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end' | sort -u )" )
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else
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# older versions of ri didn't distinguish between class/module and
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# instance methods
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COMPREPLY=( ${COMPREPLY[@]} \
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"$( ruby -W0 $ri_path ${classes[@]} | ruby -ane \
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'if /^-/.../^-/ and ! /^-/ and ! /^ +(class|module): / then \
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print $_.split(/, |,$| +/).grep(/^[^\[]*$/).join("\n"); \
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end' | sort -u )" )
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fi
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COMPREPLY=( $( compgen $prefix -W '${COMPREPLY[@]}' -- $method ) )
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}
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# needs at least Ruby 1.8.0 in order to use -W0
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_ri()
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{
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local cur class method prefix ri_path ri_version separator IFS
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local -a classes
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COMPREPLY=()
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_get_comp_words_by_ref cur
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ri_path=$(type -p ri)
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# which version of ri are we using?
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# -W0 is required here to stop warnings from older versions of ri
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# from being captured when used with Ruby 1.8.1 and later
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ri_version="$(ruby -W0 $ri_path -v 2>&1)" || ri_version=integrated
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[ "$ri_version" != "${ri_version%200*}" ] && ri_version=integrated
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# need to also split on commas
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IFS=$', \n\t'
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if [[ "$cur" == [A-Z]*[#.]* ]]; then
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[[ "$cur" == *#* ]] && separator=# || separator=.
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# we're completing on class and method
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class=${cur%$separator*}
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method=${cur#*$separator}
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classes=( $class )
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prefix="-P $class$separator"
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ri_get_methods
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return 0
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fi
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if [ "$ri_version" = integrated ]; then
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# integrated ri from Ruby 1.9
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classes=( $( ri -c | ruby -ne 'if /^\s*$/..$stdin.eof then \
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if /, [A-Z]+/ then print; end; end' ) )
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elif [ "$ri_version" = "ri 1.8a" ]; then
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classes=( $( ruby -W0 $ri_path | \
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ruby -ne 'if /^'"'"'ri'"'"' has/..$stdin.eof then \
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if /^ .*[A-Z]/ then print; end; end' ))
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else
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classes=( $( ruby -W0 $ri_path | \
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ruby -ne 'if /^I have/..$stdin.eof then \
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if /^ .*[A-Z]/ then print; end; end' ))
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fi
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COMPREPLY=( $( compgen -W '${classes[@]}' -- "$cur" ) )
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if [[ "$cur" == [A-Z]* ]]; then
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# we're completing on class or module alone
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return 0
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fi
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# we're completing on methods
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method=$cur
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ri_get_methods
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}
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complete -F _ri ri
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}
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# Local variables:
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# mode: shell-script
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# sh-basic-offset: 4
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# sh-indent-comment: t
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# indent-tabs-mode: nil
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# End:
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# ex: ts=4 sw=4 et filetype=sh
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