Formatting support for errors/warnings in structured_data.

dcicutils/structured_data.py

@@ -106,21 +106,25 @@ def resolved_refs(self) -> List[str]:
     @staticmethod
     def format_issue(issue: dict, original_file: Optional[str] = None) -> str:
         def src_string(issue: dict) -> str:
+            if not isinstance(issue, dict) or not isinstance(issue_src := issue.get("src"), dict):
+                return ""
             show_file = original_file and (original_file.endswith(".zip") or
                                            original_file.endswith(".tgz") or original_file.endswith(".gz"))
-            issue_src = issue.get("src")
             src_file = issue_src.get("file") if show_file else ""
             src_type = issue_src.get("type")
             src_column = issue_src.get("column")
             src_row = issue_src.get("row", 0)
             if src_file:
-                src = f"{os.path.basename(src_file)}{':' if src_type or src_column or src_row > 0 else ''}"
+                src = f"{os.path.basename(src_file)}"
+                sep = ":"
             else:
                 src = ""
+                sep = "."
             if src_type:
-                src += ("." if src else "") + src_type
+                src += (sep if src else "") + src_type
+                sep = "."
             if src_column:
-                src += ("." if src else "") + src_column
+                src += (sep if src else "") + src_column
             if src_row > 0:
                 src += (" " if src else "") + f"[{src_row}]"
             if not src:
@@ -137,6 +141,8 @@ def src_string(issue: dict) -> str:
                 issue_message = error
             elif warning := issue.get("warning"):
                 issue_message = warning
+            elif issue.get("truncated"):
+                return f"Truncated result set | More: {issue.get('more')} | See: {issue.get('details')}"
         return f"{src_string(issue)}: {issue_message}" if issue_message else ""
 
     def _load_file(self, file: str) -> None: