mirror of
git://git.code.sf.net/p/zsh/code
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101 lines
2.9 KiB
Plaintext
101 lines
2.9 KiB
Plaintext
#autoload
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# This code will try to correct the string on the line based on the
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# strings generated for the context. These corrected strings will be
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# shown in a list and one can cycle through them as in a menucompletion
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# or get the corrected prefix.
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# We don't try correction if the string is too short or we have tried it
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# already.
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[[ _matcher_num -gt 1 || "${#:-$PREFIX$SUFFIX}" -le 1 ]] && return 1
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local _comp_correct _correct_expl comax cfgacc redef
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local oldcontext="${curcontext}" opm="$compstate[pattern_match]"
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zstyle -s ":completion:${curcontext}:" max-errors cfgacc || cfgacc='2 numeric'
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# Get the number of errors to accept.
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if [[ "$cfgacc" = *numeric* && ${NUMERIC:-1} -ne 1 ]]; then
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# A numeric argument may mean that we should not try correction.
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[[ "$cfgacc" = *not-numeric* ]] && return 1
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# Prefer the numeric argument if that has a sensible value.
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comax="${NUMERIC:-1}"
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else
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comax="${cfgacc//[^0-9]}"
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fi
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# If the number of errors to accept is too small, give up.
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[[ "$comax" -lt 1 ]] && return 1
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_tags corrections original
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# Otherwise temporarily define a function to use instead of
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# the builtin that adds matches. This is used to be able
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# to stick the `(#a...)' in the right place (after an
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# ignored prefix).
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if (( ! $+functions[compadd] )); then
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redef=yes
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compadd() {
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[[ ${argv[(I)-[a-zA-Z]#U[a-zA-Z]#]} -eq 0 &&
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"${#:-$PREFIX$SUFFIX}" -le _comp_correct ]] && return
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if [[ "$PREFIX" = \~*/* ]]; then
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PREFIX="${PREFIX%%/*}/(#a${_comp_correct})${PREFIX#*/}"
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else
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PREFIX="(#a${_comp_correct})$PREFIX"
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fi
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builtin compadd "$_correct_expl[@]" "$@"
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}
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fi
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_comp_correct=1
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[[ -z "$compstate[pattern_match]" ]] && compstate[pattern_match]='*'
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while [[ _comp_correct -le comax ]]; do
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curcontext="${oldcontext/(#b)([^:]#:[^:]#:)/${match[1][1,-2]}-${_comp_correct}:}"
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_description corrections _correct_expl corrections \
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"e:$_comp_correct" "o:$PREFIX$SUFFIX"
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if _complete; then
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if zstyle -t ":completion:${curcontext}:" insert-unambiguous &&
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[[ "${#compstate[unambiguous]}" -ge "${#:-$PREFIX$SUFFIX}" ]]; then
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compstate[pattern_insert]=unambiguous
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elif _requested original &&
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{ [[ compstate[nmatches] -gt 1 ]] ||
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zstyle -t ":completion:${curcontext}:" original }; then
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local expl
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_description -V original expl original
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builtin compadd "$expl[@]" -U -Q - "$PREFIX$SUFFIX"
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# If you always want to see the list of possible corrections,
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# set `compstate[list]=list force' here.
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[[ "$compstate[list]" != list* ]] &&
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compstate[list]="$compstate[list] force"
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fi
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[[ -n "$redef" ]] && unfunction compadd
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compstate[pattern_match]="$opm"
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return 0
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fi
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[[ "${#:-$PREFIX$SUFFIX}" -le _comp_correct+1 ]] && break
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(( _comp_correct++ ))
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done
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[[ -n "$redef" ]] && unfunction compadd
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compstate[pattern_match]="$opm"
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return 1
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