gotmpl

Render golang template with command line.

templates folder has some example templates.

Install

Download gotmpl from release, and put it in your PATH.

Or build from source

go get github.com/NateScarlet/gotmpl/cmd/gotmpl

Usage

Render template to stdout

gotmpl ./template.gotmpl

Render template with data

gotmpl Key=Value ./template.gotmpl

Render template that file name has = in it.

gotmpl =./template=.gotmpl

Render to a file.

gotmpl -o ./output.txt ./template.gotmpl

Render multiple template to stdout. first template executed, others can be used with template action.

gotmpl Key=Value ./template.gotmpl ./template2.gotmpl

Read data from stdin

echo '{"Key": "Value"}' | gotmpl -i - ./template.gotmpl

Read data from file

gotmpl -i data.json ./template.gotmpl

Template

Functions

• sprig functions
• cwd() current working directory.
• args() return command line argument list.
• templateFiles() return template file list.
• __file__() value of -o option, empty string if not specified.
• absPath(string) convert path to absolute.
• lowerFirst(string) lower first rune of string
• upperFirst(string) upper first rune of string

Data

The "." object is a map[string]interface{}, so you can use set function to modify it.

There are some default data for convenient:

• Name: index (__file__ | absPath | base | split ".") 0 if __file__ not empty
• Package __file__ | absPath | dir | base if __file__ not empty

Data merged in order:

• default data
• -i file data
• inline key value pair