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Diffstat (limited to 'Completion/Unix/Command/_lz4')
| -rw-r--r-- | Completion/Unix/Command/_lz4 | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/Completion/Unix/Command/_lz4 b/Completion/Unix/Command/_lz4 new file mode 100644 index 000000000..d69091d00 --- /dev/null +++ b/Completion/Unix/Command/_lz4 @@ -0,0 +1,103 @@ +#compdef lz4 lz4c lz4c32 lz4cat unlz4 + +# Notes: +# - All lz4 CLI tools take the same options — you can do `unlz4 --compress` if +# you want — and we complete accordingly. One can make a reasonable argument +# that we shouldn't, but...? +# - The only exceptions to the above are the legacy compression options (-c0, +# -hc, and so on) — only lz4c accepts these. Each of these options is +# interpreted separately otherwise (e.g., -c0 becomes equivalent to -c -0) +# - All these tools use a non-standard option-handling method that we don't +# fully support. For example, the tool will let you do things like `-b1e3i3` +# instead of `-b1 -e3 -i3` — we won't + +local ret=1 +local -a context line state state_descr expl args levels=( -{1..16} ) +local -A opt_args val_args + +args=( + + excl # Fully exclusive options + '(: -)'{-h,--help}'[display help information]' + '(: -)-H[display long help information]' + '(: -)'{-V,--version}'[display version information]' + + misc # Misc. arguments + '(-q -v --quiet --verbose)*'{-q,--quiet}'[reduce output verbosity]' + '(-q -v --quiet --verbose)*'{-v,--verbose}'[increase output verbosity]' + '*::: :->files' + + B # Benchmark/compress-mode options (not allowed with legacy format) + '(d t -l)*-B-[specify block property]: :->block-props' + '(d t -l --no-content-size)--content-size[record original uncompressed size]' + '(d t -l --no-frame-crc)--frame-crc[enable content checksum]' + '(d t -l --content-size)--no-content-size[do not record original uncompressed size]' + '(d t -l --frame-crc)--no-frame-crc[disable content checksum]' + '(d t -l --sparse)--no-sparse[disable sparse-file support]' + '(d t -l --no-sparse)--sparse[enable sparse-file support]' + + C # Compress/decompress-mode options + '(b t -c --stdout --to-stdout)'{-c,--stdout}'[write on standard output]' + '(b t -y)'{-f,--force}'[overwrite target without prompting, or cat on standard output]' + '(b t -k --keep --rm)'{-k,--keep}'[keep source file]' + '(b t -m -r --multiple)'{-m,--multiple}'[take multiple input files]' + '!(b -t -f -y --force)--no-force' + '(b t -m --multiple)-r[operate recursively on directories]' + '(b t -k --keep)--rm[remove source file]' + '!(b t -c --stdout)--to-stdout' + + b # Benchmark-mode options + "(C c d t)-b-[benchmark file using specified compression level]::compression level:(${(j< >)levels//-/})" + "(C c d t)-e-[specify upper compression level limit (with -b)]:compression level:(${(j< >)levels//-/})" + '(C c d t)-i-[specifiy minimum evaluation time (with -b)]:evaluation time (seconds)' + + c # Compress-mode options + "(b d t ${(j< >)levels} -c0 -c1 -c2 -hc)"${^levels} + '(B b d t -m -r --multiple)-l[compress using legacy (Linux kernel) format]' + '(b d t -z --compress)'{-z,--compress}'[compress file]' + + d # Decompress-mode options + '(B b c d t)'{-d,--decompress}'[decompress file]' + '!(B b c d t)--uncompress' + + t # Test-mode options + '(B C b c d t)'{-t,--test}'[test integrity of compressed file]' +) +[[ $service == lz4c ]] && args+=( + + l # Legacy compress-mode options (not to be confused with the legacy format) + "(b d t ${(j< >)levels} -c1 -c2 -hc)-c0[use fast compression (like -0)]" + "(b d t ${(j< >)levels} -c0 -c2 -hc)-c1[use high compression (like -9)]" + "(b d t ${(j< >)levels} -c0 -c1 -c2 -hc)"{-c2,-hc}'[use very high compression (like -12)]' + '(b t -f --force)-y[overwrite target without prompting]' +) + +_arguments -s -S : $args && ret=0 + +case $state in + block-props) + # The usage help indicates that the use of an explicit byte value (-B32 or + # greater) is only for benchmarking, and indeed when such a value is given + # the tool prints a message prefixed with 'bench:'... but there is nothing + # that actually restricts this to the benchmark mode, so...? + _values 'predefined block property or block size in bytes (32+)' \ + '4[set block size to 64 KiB]' \ + '5[set block size to 256 KiB]' \ + '6[set block size to 1 MiB]' \ + '7[set block size to 4 MiB]' \ + 'D[enable block dependency]' \ + 'X[enable block checksum]' \ + && ret=0 + ;; + files) + if + (( CURRENT == 1 )) || + [[ -n ${opt_args[(i)*-(-b|-m|-r|--multiple)]} ]] + then + if [[ -n ${opt_args[(i)*--r]} ]]; then + _description files expl 'input file or directory' + else + _description files expl 'input file' + fi + _files "${(@)expl}" && ret=0 + elif (( CURRENT == 2 )); then + _description files expl 'output file' + _files "${(@)expl}" && ret=0 + else + _message 'no more arguments' && ret=0 + fi + ;; +esac + +return ret |