difftance

A diff tool to show edit distance. Works well with Git.

Installation

Homebrew (Mac)

brew tap fabon-f/tap
brew install difftance

AUR (for Arch Linux users)

• binary release: https://aur.archlinux.org/packages/difftance-bin/
• git(upstream): https://aur.archlinux.org/packages/difftance-git/

Binary release(Windows, Linux)

You can download Windows or Linux(x86_64) executable from GitHub release.

Manual installation

# default install directory: /usr/local/bin
make install INSTALL_DIR=install_path

Usage

difftance file1 file2

# Use as a custom diff tool for Git
git difftool --extcmd=difftance
git difftool --extcmd=difftance --dir-diff
# You can pass options by using DIFFTANCE_OPTS environment variable
DIFFTANCE_OPTS="--allow-substitution" git difftool --extcmd=difftance

# or
GIT_EXTERNAL_DIFF="difftance" git diff
# options can be passed
GIT_EXTERNAL_DIFF="difftance --allow-substitution" git diff