Files
kustomize/pkg/commands/util/util.go
2019-08-21 08:59:21 -07:00

66 lines
1.4 KiB
Go

// Copyright 2019 The Kubernetes Authors.
// SPDX-License-Identifier: Apache-2.0
package util
import (
"fmt"
"log"
"strings"
"sigs.k8s.io/kustomize/v3/pkg/fs"
)
// GlobPatterns accepts a slice of glob strings and returns the set of
// matching file paths.
func GlobPatterns(fsys fs.FileSystem, patterns []string) ([]string, error) {
var result []string
for _, pattern := range patterns {
files, err := fsys.Glob(pattern)
if err != nil {
return nil, err
}
if len(files) == 0 {
log.Printf("%s has no match", pattern)
continue
}
result = append(result, files...)
}
return result, nil
}
// ConvertToMap converts a slice of strings in the form of
// `key:value` into a map.
func ConvertToMap(input string, kind string) (map[string]string, error) {
result := make(map[string]string)
if input == "" {
return result, nil
}
inputs := strings.Split(input, ",")
for _, input := range inputs {
c := strings.Index(input, ":")
if c == 0 {
// key is not passed
return nil, fmt.Errorf("invalid %s: '%s' (%s)", kind, input, "need k:v pair where v may be quoted")
} else if c < 0 {
// only key passed
result[input] = ""
} else {
// both key and value passed
key := input[:c]
value := trimQuotes(input[c+1:])
result[key] = value
}
}
return result, nil
}
func trimQuotes(s string) string {
if len(s) >= 2 {
if s[0] == '"' && s[len(s)-1] == '"' {
return s[1 : len(s)-1]
}
}
return s
}