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Some golint feedback from http://goreportcard.com/report/joho/godotenv

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This commit is contained in:
John Barton (joho) 2015-03-23 12:15:01 +11:00
parent e1c92610d7
commit 19b5c2bf30
1 changed files with 38 additions and 43 deletions
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81
godotenv.go
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@ -1,18 +1,17 @@
/* // Package godotenv
A go port of the ruby dotenv library (https://github.com/bkeepers/dotenv) // A go port of the ruby dotenv library (https://github.com/bkeepers/dotenv)
//
Examples/readme can be found on the github page at https://github.com/joho/godotenv // Examples/readme can be found on the github page at https://github.com/joho/godotenv
//
The TL;DR is that you make a .env file that looks something like // The TL;DR is that you make a .env file that looks something like
//
SOME_ENV_VAR=somevalue // SOME_ENV_VAR=somevalue
//
and then in your go code you can call // and then in your go code you can call
//
godotenv.Load() // godotenv.Load()
//
and all the env vars declared in .env will be avaiable through os.Getenv("SOME_ENV_VAR") // and all the env vars declared in .env will be avaiable through os.Getenv("SOME_ENV_VAR")
*/
package godotenv package godotenv
import ( import (
@ -23,17 +22,17 @@ import (
"strings" "strings"
) )
/* // Load will read your env file(s) and load them into ENV for this process.
Call this function as close as possible to the start of your program (ideally in main) //
// Call this function as close as possible to the start of your program (ideally in main)
If you call Load without any args it will default to loading .env in the current path //
// If you call Load without any args it will default to loading .env in the current path
You can otherwise tell it which files to load (there can be more than one) like //
// You can otherwise tell it which files to load (there can be more than one) like
godotenv.Load("fileone", "filetwo") //
// godotenv.Load("fileone", "filetwo")
It's important to note that it WILL NOT OVERRIDE an env variable that already exists - consider the .env file to set dev vars or sensible defaults //
*/ // It's important to note that it WILL NOT OVERRIDE an env variable that already exists - consider the .env file to set dev vars or sensible defaults
func Load(filenames ...string) (err error) { func Load(filenames ...string) (err error) {
filenames = filenamesOrDefault(filenames) filenames = filenamesOrDefault(filenames)
@ -46,10 +45,8 @@ func Load(filenames ...string) (err error) {
return return
} }
/* // Read all env (with same file loading semantics as Load) but return values as
Read all env (with same file loading semantics as Load) but return values as // a map rather than automatically writing values into env
a map rather than automatically writing values into env
*/
func Read(filenames ...string) (envMap map[string]string, err error) { func Read(filenames ...string) (envMap map[string]string, err error) {
filenames = filenamesOrDefault(filenames) filenames = filenamesOrDefault(filenames)
envMap = make(map[string]string) envMap = make(map[string]string)
@ -70,15 +67,13 @@ func Read(filenames ...string) (envMap map[string]string, err error) {
return return
} }
/* // Exec loads env vars from the specified filenames (empty map falls back to default)
Loads env vars from the specified filenames (empty map falls back to default) // then executes the cmd specified.
then executes the cmd specified. //
// Simply hooks up os.Stdin/err/out to the command and calls Run()
Simply hooks up os.Stdin/err/out to the command and calls Run() //
// If you want more fine grained control over your command it's recommended
If you want more fine grained control over your command it's recommended // that you use `Load()` or `Read()` and the `os/exec` package yourself.
that you use `Load()` or `Read()` and the `os/exec` package yourself.
*/
func Exec(filenames []string, cmd string, cmdArgs []string) error { func Exec(filenames []string, cmd string, cmdArgs []string) error {
Load(filenames...) Load(filenames...)
@ -97,10 +92,10 @@ func filenamesOrDefault(filenames []string) []string {
} }
} }
func loadFile(filename string) (err error) { func loadFile(filename string) error {
envMap, err := readFile(filename) envMap, err := readFile(filename)
if err != nil { if err != nil {
return return err
} }
for key, value := range envMap { for key, value := range envMap {
@ -109,7 +104,7 @@ func loadFile(filename string) (err error) {
} }
} }
return return nil
} }
func readFile(filename string) (envMap map[string]string, err error) { func readFile(filename string) (envMap map[string]string, err error) {
@ -149,7 +144,7 @@ func parseLine(line string) (key string, value string, err error) {
if strings.Contains(line, "#") { if strings.Contains(line, "#") {
segmentsBetweenHashes := strings.Split(line, "#") segmentsBetweenHashes := strings.Split(line, "#")
quotesAreOpen := false quotesAreOpen := false
segmentsToKeep := make([]string, 0) var segmentsToKeep []string
for _, segment := range segmentsBetweenHashes { for _, segment := range segmentsBetweenHashes {
if strings.Count(segment, "\"") == 1 || strings.Count(segment, "'") == 1 { if strings.Count(segment, "\"") == 1 || strings.Count(segment, "'") == 1 {
if quotesAreOpen { if quotesAreOpen {