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Addressing comments

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This commit is contained in:
Denis Makogon
2017-08-03 16:14:02 +03:00
parent 86b2cc4056
commit 6a78a0f477
1 changed files with 17 additions and 5 deletions
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22
cli/client/call_fn.go
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@@ -9,6 +9,8 @@ import (
"strings"
)
const FN_CALL_ID = "Fn_call_id"
func EnvAsHeader(req *http.Request, selectedEnv []string) {
detectedEnv := os.Environ()
if len(selectedEnv) > 0 {
@@ -55,16 +57,26 @@ func CallFN(u string, content io.Reader, output io.Writer, method string, env []
if err != nil {
return fmt.Errorf("error running route: %s", err)
}
if call_id, found := resp.Header["Fn_call_id"]; found {
// for sync calls
if call_id, found := resp.Header[FN_CALL_ID]; found {
fmt.Fprint(output, fmt.Sprintf("Call ID: %v\n", call_id[0]))
io.Copy(output, resp.Body)
} else {
// for async calls and error discovering
c := &callID{}
json.NewDecoder(resp.Body).Decode(c)
if c.CallID != "" {
fmt.Fprint(output, fmt.Sprintf("Call ID: %v\n", c.CallID))
err = json.NewDecoder(resp.Body).Decode(c)
if err == nil {
// decode would not fail in both cases:
// - call id in body
// - error in body
// that's why we need to check values of attributes
if c.CallID != "" {
fmt.Fprint(output, fmt.Sprintf("Call ID: %v\n", c.CallID))
} else {
fmt.Fprint(output, fmt.Sprintf("Error: %v\n", c.Error.Message))
}
} else {
fmt.Fprint(output, fmt.Sprintf("Error: %v\n", c.Error.Message))
return err
}
}