feat: Add ascii_rounded and ascii_rounded_box table styles (#45)

Author: DenverCoder1

docs/source/styles.rst

@@ -135,6 +135,52 @@ Preset styles
      2 | 30   40   35   30  
     ----------------------- 
 
+.. _PresetStyle.ascii_rounded:
+
+`ascii_rounded`
+~~~~~~~~~~~~~~~
+
+.. code-block:: none
+
+   /=============================\
+   |  #  |  G     H     R     S  |
+   |=====|=======================|
+   |  1  | 30    40    35    30  |
+   |-----|-----------------------|
+   |  2  | 30    40    35    30  |
+   |=====|=======================|
+   | SUM | 130   140   135   130 |
+   \=====|=======================/
+   
+   /=======================\
+   | 1 | 30   40   35   30 |
+   |---|-------------------|
+   | 2 | 30   40   35   30 |
+   \===|===================/
+
+.. _PresetStyle.ascii_rounded_box:
+
+`ascii_rounded_box`
+~~~~~~~~~~~~~~~~~~~
+
+.. code-block:: none
+
+   /=============================\
+   |  #  |  G  |  H  |  R  |  S  |
+   |=====|=====|=====|=====|=====|
+   |  1  | 30  | 40  | 35  | 30  |
+   |-----|-----|-----|-----|-----|
+   |  2  | 30  | 40  | 35  | 30  |
+   |=====|=====|=====|=====|=====|
+   | SUM | 130 | 140 | 135 | 130 |
+   \=====|=====|=====|=====|=====/
+   
+   /=======================\
+   | 1 | 30 | 40 | 35 | 30 |
+   |---|----|----|----|----|
+   | 2 | 30 | 40 | 35 | 30 |
+   \===|====|====|====|====/
+
 .. _PresetStyle.ascii_simple:
 
 `ascii_simple`

table2ascii/preset_style.py

@@ -43,4 +43,6 @@ class PresetStyle:
     ascii_minimalist = TableStyle.from_string(" ---  |  ===  ---  -- ")
     ascii_borderless = TableStyle.from_string("      |  -            ")
     ascii_simple = TableStyle.from_string(" =    |  =            ")
+    ascii_rounded = TableStyle.from_string("/===\|| |=|=||-|-|\|=/")
+    ascii_rounded_box = TableStyle.from_string("/===\||||=||||-|||\||/")
     markdown = TableStyle.from_string("     ||||-|||         ")

tests/test_styles.py

@@ -563,6 +563,52 @@ def test_ascii_borderless():
     assert text == expected
 
 
+def test_ascii_rounded():
+    text = t2a(
+        header=["#", "G", "H", "R", "S"],
+        body=[["1", "30", "40", "35", "30"], ["2", "30", "40", "35", "30"]],
+        footer=["SUM", "130", "140", "135", "130"],
+        first_col_heading=True,
+        last_col_heading=False,
+        style=PresetStyle.ascii_rounded,
+    )
+    expected = (
+        "/=============================\\\n"
+        "|  #  |  G     H     R     S  |\n"
+        "|=====|=======================|\n"
+        "|  1  | 30    40    35    30  |\n"
+        "|-----|-----------------------|\n"
+        "|  2  | 30    40    35    30  |\n"
+        "|=====|=======================|\n"
+        "| SUM | 130   140   135   130 |\n"
+        "\\=====|=======================/"
+    )
+    assert text == expected
+
+
+def test_ascii_rounded_box():
+    text = t2a(
+        header=["#", "G", "H", "R", "S"],
+        body=[["1", "30", "40", "35", "30"], ["2", "30", "40", "35", "30"]],
+        footer=["SUM", "130", "140", "135", "130"],
+        first_col_heading=True,
+        last_col_heading=False,
+        style=PresetStyle.ascii_rounded_box,
+    )
+    expected = (
+        "/=============================\\\n"
+        "|  #  |  G  |  H  |  R  |  S  |\n"
+        "|=====|=====|=====|=====|=====|\n"
+        "|  1  | 30  | 40  | 35  | 30  |\n"
+        "|-----|-----|-----|-----|-----|\n"
+        "|  2  | 30  | 40  | 35  | 30  |\n"
+        "|=====|=====|=====|=====|=====|\n"
+        "| SUM | 130 | 140 | 135 | 130 |\n"
+        "\\=====|=====|=====|=====|=====/"
+    )
+    assert text == expected
+
+
 def test_ascii_simple():
     text = t2a(
         header=["#", "G", "H", "R", "S"],