`gopkgcd logging` will change the directory to that source repository.

README.md

gopkg

$ env | grep GOPATH
GOPATH=/Users/spikeekips/workspace/kasi

Installed pakcages

$ find ./src -depth 3
./src/code.google.com/p/go-uuid
./src/github.com/alecthomas/units
./src/github.com/BurntSushi/toml
./src/github.com/golang/groupcache
./src/github.com/moraes/config
./src/github.com/op/go-logging
./src/github.com/robertkrimen/otto
./src/github.com/seanpont/assert
./src/github.com/spikeekips/kasi
./src/golang.org/x/tools
./src/gopkg.in/alecthomas/kingpin.v1
./src/launchpad.net/~niemeyer/goyaml

Install gopkg.sh

$ source gopkg.sh

change directory to the go-uuid

$ gosrccd go-uuid

change directory by pakcage name

$ gopkgcd logging
$ pwd
.../src/github.com/op/go-logging

gopkg.sh

# $ 

go_find_pkg () {
    find $GOPATH/pkg -type f -name "*.a" -exec grep -aH "^package \<$1\>$" {} \; | awk -F":" '{print $1}' | sort | head -n 1
    return 0
}

go_find_src () {
    max=10
    n=1
    while [ 1 ]
    do
        p=$(find $GOPATH/src -type d -depth $n | grep -v '\.git\/' | grep "\<$1\>$" | grep -v grep | sort | head -n 1)
        if [ ! -z "${p}" ];then
            echo "$p"
            return 0
        fi

        n=$(expr $n + 1)
        if [ $n -gt $max ];then
            return 1
        fi
    done

    return 0
}

gopkgcd () {
    p=$(go_find_pkg $1)
    if [ -z "${p}" ];then
        return 1
    fi
    path=$(echo "${p}" | sed -e 's/\.a$//g' -e 's/\/pkg\/[a-z0-9_\-][a-z0-9_\-]*\//\/src\//g')
    cd "${path}"

    return 0
}

gosrccd () {
    p=$(go_find_src $1)
    if [ -z "${p}" ];then
        echo "[ee] nothing found"
        return 1
    fi

    cd "${p}"
}