stringFromJSONArg pulls a string value out of a single JSON argument blob, handling both flat formats (`{"url":"…"}`) and the nested @coder envelope (`{"cmd":"…","args":{"url":"…"}}`).
(raw string, keys []string)
| 46 | // blob, handling both flat formats (`{"url":"…"}`) and the nested @coder |
| 47 | // envelope (`{"cmd":"…","args":{"url":"…"}}`). |
| 48 | func stringFromJSONArg(raw string, keys []string) string { |
| 49 | raw = strings.TrimSpace(raw) |
| 50 | if raw == "" || (raw[0] != '{' && raw[0] != '[') { |
| 51 | return "" |
| 52 | } |
| 53 | var top map[string]json.RawMessage |
| 54 | if err := json.Unmarshal([]byte(raw), &top); err != nil { |
| 55 | return "" |
| 56 | } |
| 57 | // Look in top level. |
| 58 | if v := stringFromMap(top, keys); v != "" { |
| 59 | return v |
| 60 | } |
| 61 | // Then in nested "args" if present. |
| 62 | if argsField, ok := top["args"]; ok { |
| 63 | var inner map[string]json.RawMessage |
| 64 | if err := json.Unmarshal(argsField, &inner); err == nil { |
| 65 | if v := stringFromMap(inner, keys); v != "" { |
| 66 | return v |
| 67 | } |
| 68 | } |
| 69 | } |
| 70 | return "" |
| 71 | } |
| 72 | |
| 73 | // stringFromMap returns the first non-empty string value found for any |
| 74 | // of the given keys in the JSON map. Numbers and booleans are ignored |
no test coverage detected