diff --git a/.hooks/kicad_cli_tools.py b/.hooks/kicad_cli_tools.py
index acb2ac0..c7ab624 100644
--- a/.hooks/kicad_cli_tools.py
+++ b/.hooks/kicad_cli_tools.py
@@ -28,14 +28,21 @@ TEMP_DRC_REPORT_NAME = "_drc"
 TEMP_ERC_REPORT_NAME = "_erc"
 
 # quiet
-STDOUT=subprocess.DEVNULL
+KICAD_CLI_STDOUT=subprocess.DEVNULL
 # verbose
-# STDOUT=subprocess.STDOUT
+# KICAD_CLI_STDOUT=subprocess.STDOUT
 
 class OutputReportType(Enum):
     JSON = 1
     REPORT = 2
 
+    def get_file_extension(self) -> str:
+        if (self == OutputReportType.JSON):
+            return "json"
+        if (self == OutputReportType.REPORT):
+            return "rpt"
+        return "txt"
+
 # this is a thin vale on the kicad cli tool
 class KicadProject:
     
@@ -53,12 +60,12 @@ class KicadProject:
     ) -> None | dict | str:
         format_type = report_format.name.lower()
         pcb_file_path = self.project_path / f"{self.project_name}.kicad_sch"
-        erc_report_path = Path(TEMP_FILE_PATH) / f"{self.project_name}{TEMP_ERC_REPORT_NAME}.{format_type}"
+        erc_report_path = Path(TEMP_FILE_PATH) / f"{self.project_name}{TEMP_ERC_REPORT_NAME}.{report_format.get_file_extension()}"
         
         retcode = subprocess.call(
             f'{KICAD_CLI_PATH} sch erc {pcb_file_path} --output {erc_report_path} --format {format_type}', 
             shell=True,
-            stdout=STDOUT
+            stdout=KICAD_CLI_STDOUT
         )
 
         if (retcode != 0):
@@ -81,13 +88,14 @@ class KicadProject:
     ) -> None | dict | str:
         format_type = report_format.name.lower()
         pcb_file_path = self.project_path / f"{self.project_name}.kicad_pcb"
-        drc_report_path = Path(TEMP_FILE_PATH) / f"{self.project_name}{TEMP_DRC_REPORT_NAME}.{format_type}"
+        drc_report_path = Path(TEMP_FILE_PATH) / f"{self.project_name}{TEMP_DRC_REPORT_NAME}.{report_format.get_file_extension()}"
+        print(f"{format_type=}, {drc_report_path=}")
         retcode = subprocess.call(
             f'{KICAD_CLI_PATH} pcb drc {pcb_file_path} --output {drc_report_path} --format {format_type}', 
             shell=True,
-            stdout=STDOUT
+            stdout=KICAD_CLI_STDOUT
         )
-
+        print(f"{retcode=}")
         if (retcode != 0):
             print(f"drc check failed return code {retcode}")
             exit(1)
@@ -110,7 +118,7 @@ class KicadProject:
         retcode = subprocess.call(
             f'{KICAD_CLI_PATH} sch export bom {sch_file_path} --output {bom_output_path}', 
             shell=True,
-            stdout=STDOUT
+            stdout=KICAD_CLI_STDOUT
         )
 
         if (retcode != 0):
@@ -142,7 +150,7 @@ class KicadProject:
         retcode = subprocess.call(
             f'{KICAD_CLI_PATH} pcb render {pcb_file_path} --output {render_output_path} --preset {preset} --zoom {zoom} ', 
             shell=True,
-            stdout=STDOUT
+            stdout=KICAD_CLI_STDOUT
         )
 
         if (retcode != 0):
@@ -158,7 +166,7 @@ class KicadProject:
         retcode = subprocess.call(
             f'{KICAD_CLI_PATH} sch export pdf {sch_file_path} --output {sch_report_path}', 
             shell=True,
-            stdout=STDOUT
+            stdout=KICAD_CLI_STDOUT
         )
 
         if (retcode != 0):
@@ -173,7 +181,7 @@ class KicadProject:
         retcode = subprocess.call(
             f'{KICAD_CLI_PATH} pcb export pdf {pcb_file_path} --output {pcb_report_path} --layers {",".join(layers)}', 
             shell=True,
-            stdout=STDOUT
+            stdout=KICAD_CLI_STDOUT
         )
 
         if (retcode != 0):
@@ -189,13 +197,12 @@ def commit_files(files: list[Path], commit_message : str) -> None:
         ret_add = subprocess.call(f"git add {file}", shell=True)
         ret_commit = subprocess.call(f"git commit -m \"{commit_message}\"", shell=True)
 
-
 def main() -> None:
     # find all kicad project files to operate on
     for path in Path(".").rglob('*.kicad_pro'):
         k = KicadProject(path)
-        k.drc_check(report_format=OutputReportType.RPT)
-        k.erc_check(report_format=OutputReportType.RPT)
+        k.drc_check(report_format= OutputReportType.REPORT)
+        k.erc_check(report_format= OutputReportType.REPORT)
         k.process_bom()
         k.create_schmatic_pdf()
         k.get_image()