cli: improve help output formatting.

Changelog-Changed: Updated the `lightning-cli help` output by
replacing '\n' with '|' as a line separator, enhancing
readability and consistency.

Signed-off-by: Nishant Bansal <[email protected]>

Author: NishantBansal2003

cli/lightning-cli.c

@@ -49,6 +49,10 @@ static size_t human_readable(const char *buffer, const jsmntok_t *t, char term)
 					i++;
 					continue;
 				}
+			} else if (buffer[i] == '|') {
+				fputc('\n', stdout);
+				i++;
+				continue;
 			}
 			fputc(buffer[i], stdout);
 		}
@@ -197,8 +201,8 @@ static void human_help(char *buffer, const jsmntok_t *result)
 	for (i = 0; i < tal_count(help); i++) {
 		const jsmntok_t *command;
 		command = json_get_member(buffer, help[i], "command");
-		printf("%.*s\n\n",
-		       command->end - command->start, buffer + command->start);
+		human_readable(buffer, command, '\n');
+		printf("\n");
 	}
 	tal_free(help);