Merge pull request #1445 from gruntwork-io/fix/json-output-error

fix: cleaning the output received from terragrunt - remove info line

modules/terraform/output.go

@@ -6,6 +6,7 @@ import (
  "fmt"
  "reflect"
  "strconv"
+ "strings"
 
  "github.com/gruntwork-io/terratest/modules/testing"
  "github.com/stretchr/testify/require"
@@ -300,17 +301,35 @@ func OutputStructE(t testing.TestingT, options *Options, key string, v interface
  if err != nil {
  return err
  }
+ out = cleanOutput(out)
 
  return json.Unmarshal([]byte(out), &v)
 }
 
+// cleanOutput removes lines containing "INFO" and non-printable ASCII characters from the output.
+func cleanOutput(out string) string {
+ var result []rune
+ for _, line := range strings.Split(out, "\n") {
+ if strings.Contains(line, "INFO") {
+ continue
+ }
+ for _, r := range line {
+ if r >= 32 && r < 127 { // Keep printable ASCII characters only
+ result = append(result, r)
+ }
+ }
+ }
+ return string(result)
+}
+
 // OutputForKeysE calls terraform output for the given key list and returns values as a map.
 // The returned values are of type interface{} and need to be type casted as necessary. Refer to output_test.go
 func OutputForKeysE(t testing.TestingT, options *Options, keys []string) (map[string]interface{}, error) {
  out, err := OutputJsonE(t, options, "")
  if err != nil {
  return nil, err
  }
+ out = cleanOutput(out)
 
  outputMap := map[string]map[string]interface{}{}
  if err := json.Unmarshal([]byte(out), &outputMap); err != nil {