88 lines
1.4 KiB
Go
88 lines
1.4 KiB
Go
package wand
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import (
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"github.com/iancoleman/strcase"
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"strings"
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)
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type env struct {
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values map[string][]string
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originalNames map[string]string
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}
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func splitEnvValue(v string) []string {
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var (
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values []string
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escape bool
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current []rune
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)
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for _, r := range []rune(v) {
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if escape {
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current = append(current, r)
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escape = false
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continue
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}
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if r == '\\' {
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escape = true
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continue
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}
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if r == ':' {
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values = append(values, string(current))
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current = nil
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continue
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}
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current = append(current, r)
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}
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values = append(values, string(current))
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return values
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}
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func readEnv(appName string, input []string) env {
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appName = strcase.ToKebab(appName)
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e := env{
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values: make(map[string][]string),
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originalNames: make(map[string]string),
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}
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for _, i := range input {
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parts := strings.SplitN(i, "=", 2)
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if len(parts) != 2 {
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continue
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}
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key, value := parts[0], parts[1]
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key = strcase.ToKebab(key)
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if len(key) <= len(appName)+1 || !strings.HasPrefix(key, appName+"-") {
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continue
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}
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key = key[len(appName)+1:]
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e.originalNames[key] = parts[0]
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e.values[key] = splitEnvValue(value)
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}
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return e
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}
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func getenv(env []string, name string) string {
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for _, ei := range env {
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eip := strings.Split(ei, "=")
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if len(eip) < 2 {
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continue
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}
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if eip[0] != name {
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continue
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}
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return strings.Join(eip[1:], "=")
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}
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return ""
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}
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