deno-env-codegen

generate typescript fron .env file

Usage

.env file

# this is a comment
str="value"
nospace=nospace

# a few blank lines

is_true=true
is_false=false
num=123
zero=0
str_start_zero=0123

$ deno run cli -A -i 'path to env file' -o 'path to output file' -t 'deno or node'

output

/************************************
* This file is generated by deno-env-codegen
************************************/

const getEnv = (key: string) => {
  const val = process.env[key];
  if (val === undefined) {
    throw new Error(\`Environment variable "\${key}" is not defined\`);
  }
  return val;
};

const toNumber = (val: string) => {
  return Number(val);
};

const toBoolean = (val: string) => {
  return val === "true";
};

// this is a comment
export const str = getEnv("str");
export const nospace = getEnv("nospace");

// a few blank lines

export const is_true = toBoolean(getEnv("is_true"));
export const is_false = toBoolean(getEnv("is_false"));
export const num = toNumber(getEnv("num"));
export const zejro = toNumber(getEnv("zero"));
export const str_start_zero = getEnv("str_start_zero");