ptags

A parallel universal-ctags wrapper for git repository

Description

ptags is a universal-ctags wrapper to have the following features.

• Search git tracked files only ( .gitignore support )
• Call ctags command in parallel for acceleration
  • Up to x5 faster than universal-ctags

Install

Download binary

Download from release page, and extract to the directory in PATH.

Arch Linux

You can install from AUR.

• https://aur.archlinux.org/packages/ptags/
• https://aur.archlinux.org/packages/ptags-git/

If you use yay, you can install like below:

yay -S ptags       // latest tagged version
yay -S ptags-git   // current master of git repo

Cargo

You can install by cargo.

cargo install ptags

Requirement

ptags uses ctags and git command internally. The tested version is below.

Usage

ptags 0.1.12-pre
[email protected]
A parallel universal-ctags wrapper for git repository

USAGE:
    ptags [FLAGS] [OPTIONS] [--] [DIR]

FLAGS:
        --config               Generate configuration sample file
        --exclude-lfs          Exclude git-lfs tracked files
    -h, --help                 Prints help information
        --include-ignored      Include ignored files
        --include-submodule    Include submodule files
        --include-untracked    Include untracked files
    -s, --stat                 Show statistics
        --unsorted             Disable tags sort
        --validate-utf8        Validate UTF8 sequence of tag file
    -V, --version              Prints version information
    -v, --verbose              Verbose mode

OPTIONS:
        --bin-ctags <bin_ctags>           Path to ctags binary [default: ctags]
        --bin-git <bin_git>               Path to git binary [default: git]
        --completion <completion>         Generate shell completion file [possible values: bash, fish,
                                          zsh, powershell]
    -e, --exclude <exclude>...            Glob pattern of exclude file ( ex. --exclude '*.rs' )
    -c, --opt-ctags <opt_ctags>...        Options passed to ctags
    -g, --opt-git <opt_git>...            Options passed to git
        --opt-git-lfs <opt_git_lfs>...    Options passed to git-lfs
    -f, --file <output>                   Output filename ( filename '-' means output to stdout ) [default: tags]
    -t, --thread <thread>                 Number of threads [default: 8]

ARGS:
    <DIR>    Search directory [default: .]

You can pass options to ctags by-c/--ctags_opt option like below.

ptags -c --links=no -c --languages=Rust

Searched file types per options are below. --include-submodule and --include_untracked are exclusive. This is the restriction of git ls-files. Any include/exclude options without the above combination can be used simultaneously.

You can override any default option by ~/.ptags.toml like below. The complete example of ~/.ptags.toml can be generated by --config option.

thread = 16
bin_ctags = "ctags2"
bin_git = "git2"

Benchmark

Environment

• CPU: Ryzen Threadripper 1950X
• MEM: 128GB
• OS : CentOS 7.4.1708

Data

Result

ptags is up to x5 faster than universal-ctags.