gemspec cli tools

gemspec.sh

# deps and their versions in gemspec
cat name.gemspec | ack -o '(?<=dependency).*(?<=[<>=]\s)(?>\d+\.?\d+)' | tr -d "',><=~"

# deps and their version on RubyGems
cat british.gemspec | ack -o '(?<=dependency).*(?<=[<>=]\s)(?>\d+\.?\d+)' | tr -d "',><=~" | awk '{ print $1 }' | xargs gem info -r | ack '\(\d+\.\d+\.\d+\)'

# gemspec and current remote versions side-by-side
paste <(cat $(ls | ack gemspec) | ack -o '(?<=dependency).*(?<=[<>=]\s)(?>\d+\.?\d+)' | tr -d "',><=~") <(cat $(ls | ack gemspec) | ack -o '(?<=dependency).*(?<=[<>=]\s)(?>\d+\.?\d+)' | tr -d "',><=~" | awk '{ print $1 }' | xargs gem info -r | ack -o '(?<=\()(\d+\.\d+\.\d+)(?!>\))')