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config_utils.go
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/
config_utils.go
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package provider
import (
"github.com/hashicorp/terraform-plugin-go/tftypes"
"math/big"
"regexp"
)
func extractStringFromTfValue(tfvalue tftypes.Value) string {
if tfvalue.IsNull() {
return ""
}
val := ""
tfvalue.As(&val)
return val
}
func extractStringFromConfig(config map[string]tftypes.Value, key string) string {
if config[key].IsNull() {
return ""
}
val := ""
config[key].As(&val)
return val
}
func extractBoolFromConfig(config map[string]tftypes.Value, key string) bool {
if config[key].IsNull() {
return false
}
val := false
config[key].As(&val)
return val
}
func extractIntFromConfig(config map[string]tftypes.Value, key string) int {
if config[key].IsNull() {
return -1
}
val := new(big.Float)
config[key].As(&val)
i, _ := val.Int64()
return int(i)
}
func extractInt64FromConfig(config map[string]tftypes.Value, key string) int64 {
if config[key].IsNull() {
return -1
}
val := new(big.Float)
config[key].As(&val)
i, _ := val.Int64()
return i
}
func extractStringSliceFromConfig(config map[string]tftypes.Value, key string) ([]string, error) {
if config[key].IsNull() {
return make([]string, 0), nil
}
tfslice := make([]tftypes.Value, 0)
if err := config[key].As(&tfslice); err != nil {
return nil, err
}
slice := make([]string, 0)
for _, tfitem := range tfslice {
var item string
if err := tfitem.As(&item); err != nil {
return nil, err
}
slice = append(slice, item)
}
return slice, nil
}
func extractMapFromConfig(config map[string]tftypes.Value, key string) map[string]tftypes.Value {
if config[key].IsNull() {
return make(map[string]tftypes.Value)
}
val := make(map[string]tftypes.Value)
if err := config[key].As(&val); err != nil {
return make(map[string]tftypes.Value)
}
return val
}
func copyMap(m map[string]tftypes.Value) map[string]tftypes.Value {
copy := make(map[string]tftypes.Value)
for k, v := range m {
copy[k] = v
}
return copy
}
const envVariableKeyRegex = "^[a-zA-Z_][a-zA-Z0-9_]*$"
func validEnvVariableKey(key string) bool {
regex := regexp.MustCompile(envVariableKeyRegex)
return regex.MatchString(key)
}
func extractSetFromConfig(config map[string]tftypes.Value, key string) []tftypes.Value {
if config[key].IsNull() {
return make([]tftypes.Value, 0)
}
val := make([]tftypes.Value, 0)
if err := config[key].As(&val); err != nil {
return make([]tftypes.Value, 0)
}
return val
}
func copySet(s []tftypes.Value) []tftypes.Value {
copy := make([]tftypes.Value, 0)
for _, v := range s {
copy = append(copy, v)
}
return copy
}