Set minimum version for pygments and fix tests

Author: zoedong

setup.cfg

@@ -29,10 +29,10 @@ install_requires =
 
 setup_requires = setuptools>=44; setuptools_scm[toml]>=3.4.3
 include_package_data = True
-tests_require = pytest; typeguard; pygments; littleutils
+tests_require = pytest; typeguard; pygments>=2.16.0; littleutils
 
 [options.extras_require]
-tests = pytest; typeguard; pygments; littleutils; cython
+tests = pytest; typeguard; pygments>=2.16.0; littleutils; cython
 
 [coverage:run]
 relative_files = True

tests/golden_files/pygmented.txt

@@ -1,11 +1,11 @@
 Traceback (most recent call last):
  File "formatter_example.py", line 21, in foo
-       9 | x = 1
-      10 | lst = (
+       9 | x = 1
+      10 | lst = (
       11 |         [
       12 |             x,
 (...)
-      18 |         + []
+      18 |         + []
       19 | )
       20 | try:
 -->   21 |     return int(str(lst))
@@ -19,7 +19,7 @@ Traceback (most recent call last):
       21 |     return int(str(lst))
       22 | except:
       23 |     try:
--->   24 |         return 1 / 0
+-->   24 |         return 1 / 0
       25 |     except Exception as e:
 ZeroDivisionError: division by zero
 
@@ -31,24 +31,24 @@ Traceback (most recent call last):
 -->   30 |     exec("foo()")
  File "<string>", line 1, in <module>
  File "formatter_example.py", line 8, in foo
-       6 | def foo(n=5):
-       7 |     if n > 0:
--->    8 |         return foo(n - 1)
-       9 |     x = 1
+       6 | def foo(n=5):
+       7 |     if n > 0:
+-->    8 |         return foo(n - 1)
+       9 |     x = 1
  File "formatter_example.py", line 8, in foo
-       6 | def foo(n=5):
-       7 |     if n > 0:
--->    8 |         return foo(n - 1)
-       9 |     x = 1
+       6 | def foo(n=5):
+       7 |     if n > 0:
+-->    8 |         return foo(n - 1)
+       9 |     x = 1
     [... skipping similar frames: foo at line 8 (2 times)]
  File "formatter_example.py", line 8, in foo
-       6 | def foo(n=5):
-       7 |     if n > 0:
--->    8 |         return foo(n - 1)
-       9 |     x = 1
+       6 | def foo(n=5):
+       7 |     if n > 0:
+-->    8 |         return foo(n - 1)
+       9 |     x = 1
  File "formatter_example.py", line 26, in foo
       23 | try:
-      24 |     return 1 / 0
+      24 |     return 1 / 0
       25 | except Exception as e:
--->   26 |     raise TypeError from e
+-->   26 |     raise TypeError from e
 TypeError