Merge pull request #897 from rsteube/env-group

env: group as constants

internal/env/env.go

@@ -9,20 +9,32 @@ import (
 	"github.com/rsteube/carapace/internal/common"
 )
 
+const (
+	CARAPACE_COVERDIR      = "CARAPACE_COVERDIR"      // coverage directory for sandbox tests
+	CARAPACE_HIDDEN        = "CARAPACE_HIDDEN"        // show hidden commands/flags
+	CARAPACE_LENIENT       = "CARAPACE_LENIENT"       // allow unknown flags
+	CARAPACE_LOG           = "CARAPACE_LOG"           // enable logging
+	CARAPACE_MATCH         = "CARAPACE_MATCH"         // match case insensitive
+	CARAPACE_SANDBOX       = "CARAPACE_SANDBOX"       // mock context for sandbox tests
+	CARAPACE_ZSH_HASH_DIRS = "CARAPACE_ZSH_HASH_DIRS" // zsh hash directories
+	CLICOLOR               = "CLICOLOR"               // disable color
+	NO_COLOR               = "NO_COLOR"               // disable color
+)
+
 func ColorDisabled() bool {
-	return os.Getenv("NO_COLOR") != "" || os.Getenv("CLICOLOR") == "0"
+	return os.Getenv(NO_COLOR) != "" || os.Getenv(CLICOLOR) == "0"
 }
 
 func Lenient() bool {
-	return os.Getenv("CARAPACE_LENIENT") != ""
+	return os.Getenv(CARAPACE_LENIENT) != ""
 }
 
 func Hashdirs() string {
-	return os.Getenv("CARAPACE_ZSH_HASH_DIRS")
+	return os.Getenv(CARAPACE_ZSH_HASH_DIRS)
 }
 
 func Sandbox() (m *common.Mock, err error) {
-	sandbox := os.Getenv("CARAPACE_SANDBOX")
+	sandbox := os.Getenv(CARAPACE_SANDBOX)
 	if sandbox == "" || !isGoRun() {
 		return nil, errors.New("no sandbox")
 	}
@@ -32,19 +44,19 @@ func Sandbox() (m *common.Mock, err error) {
 }
 
 func Log() bool {
-	return os.Getenv("CARAPACE_LOG") != ""
+	return os.Getenv(CARAPACE_LOG) != ""
 }
 
 func Hidden() bool {
-	return os.Getenv("CARAPACE_HIDDEN") != ""
+	return os.Getenv(CARAPACE_HIDDEN) != ""
 }
 
 func CoverDir() string {
-	return os.Getenv("CARAPACE_COVERDIR") // custom env for GOCOVERDIR so that it works together with `-coverprofile`
+	return os.Getenv(CARAPACE_COVERDIR) // custom env for GOCOVERDIR so that it works together with `-coverprofile`
 }
 
 func isGoRun() bool { return strings.HasPrefix(os.Args[0], os.TempDir()+"/go-build") }
 
 func Match() string { // see match.Match
-	return os.Getenv("CASE_INSENSITIVE")
+	return os.Getenv(CARAPACE_MATCH)
 }