swiftlint 的pre-commit 脚本， 自动在commit之前格式化代码

pre-commit.sh

#!/bin/bash

# 这是一个pre-commit 的脚本

# Run SwiftLint
START_DATE=$(date +"%s")

echo $START_DATE

SWIFT_LINT=/usr/local/bin/swiftlint

# Run SwiftLint for given filename
run_swiftlint() {
    local filename="${1}"
    if [[ "${filename##*.}" == "swift" ]]; then
      # echo ${filename}
        ${SWIFT_LINT} autocorrect --path "${filename}"
        git add -- "${filename}"

        # check lint
        # ${SWIFT_LINT} lint --path "${filename}"
    fi
}

if [[ -e "${SWIFT_LINT}" ]]; then
    echo "SwiftLint version: $(${SWIFT_LINT} version)"
    # Run for unstaged
    # git diff --name-only | while read filename; do run_swiftlint "${filename}"; done

    # Run for staged 
    git diff --cached --name-only | while read filename; do run_swiftlint "${filename}"; done
else
    echo "${SWIFT_LINT} is not installed."
    echo "Plz install swiftlint use brew"
    echo "brew install swiftlint"
    exit 0
fi

END_DATE=$(date +"%s")

DIFF=$(($END_DATE - $START_DATE))
echo "SwiftLint took $(($DIFF / 60)) minutes and $(($DIFF % 60)) seconds to complete."