cvfv

CLI Tools for convert FixedLength file into VariableLength file

Install

Use go get :

go get -u github.com/hal0920/cvfv
cd $GOPATH/src/github.com/hal0920/cvfv
go install

When using it please add the following to PATH :

export PATH=$PATH:$GOPATH/bin

Setting

To use it please create the following setting file.

Unix : ~/.config/cvfv/settings.toml

Write following :

[layout]
[layout.example1]
length =[1,2,3,4]

[layout.example2]
length =[4,3,2,1]

The length specification is the number of characters. It is not the number of bytes.

Usage

NAME:
   cvfv - Convert Fixed-length file into variable-length file

USAGE:
   cvfv [global options] command [command options] [arguments...]

VERSION:
   0.1.0

COMMANDS:
   help, h  Shows a list of commands or help for one command

GLOBAL OPTIONS:
   --layout FILELAYOUT, -l FILELAYOUT  Fixed-length file layout FILELAYOUT
   --help, -h                          show help (default: false)
   --version, -v                       print the version (default: false)

Example of use

From File

cat test/test1.dat
abbcccdddd
1223334444

cvfv -l example1 test/test1.dat
a,bb,ccc,dddd
1,22,333,4444

From Standard input

echo 1223334444 | cvfv -l example1
1,22,333,4444