efritz/ij

package environment

import (
    "fmt"
    "sort"
)

type Environment map[string]string

func New(values []string) Environment {
    env := Environment{}
    for _, line := range values {
        k, v := split(line)
        env[k] = v
    }

    return env
}

func (e Environment) Keys() []string {
    keys := make([]string, 0, len(e))
    for k := range e {
        keys = append(keys, k)
    }

    sort.Strings(keys)
    return keys
}

func (e Environment) Serialize() []string {
    lines := []string{}
    for _, k := range e.Keys() {
        lines = append(lines, fmt.Sprintf("%s=%s", k, e[k]))
    }

    return lines
}