fix output for empty array

Author: kellyjonbrazil

CHANGELOG

@@ -1,5 +1,8 @@
 jtbl changelog
 
+20230522 v1.5.2
+- Fix output for empty array
+
 20230228 v1.5.1
 - Preserve long float formatting
 

jtbl/cli.py

@@ -7,7 +7,7 @@
 import tabulate
 import shutil
 
-__version__ = '1.5.1'
+__version__ = '1.5.2'
 SUCCESS, ERROR = True, False
 
 
@@ -172,6 +172,11 @@ def check_data(data=None, columns=0):
 
         return SUCCESS, data
 
+    if data == []:
+        return SUCCESS, ''
+
+    return ERROR, data
+
 
 def get_headers(data):
     """scan the data and return a dictionary of all of the headers in order"""

setup.py

@@ -5,7 +5,7 @@
 
 setuptools.setup(
     name='jtbl',
-    version='1.5.1',
+    version='1.5.2',
     author='Kelly Brazil',
     author_email='[email protected]',
     description='A simple cli tool to print JSON and JSON Lines data as a table in the terminal.',

tests/test_make_table.py

@@ -9,6 +9,16 @@ def setUp(self):
         self.SUCCESS, self.ERROR = True, False
         self.columns = 80
 
+    def test_empty_dict(self):
+        stdin = {}
+        expected = ''
+        self.assertEqual(jtbl.cli.make_table(data=stdin, columns=self.columns), (self.SUCCESS, expected))
+
+    def test_empty_list(self):
+        stdin = []
+        expected = ''
+        self.assertEqual(jtbl.cli.make_table(data=stdin, columns=self.columns), (self.SUCCESS, expected))
+
     def test_simple_key_value(self):
         stdin = [{"key": "value"}]
         expected = textwrap.dedent('''\