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* [binutils-gdb] gdb: add type annotations to ada-unicode.py
@ 2024-04-25 18:37 Simon Marchi
0 siblings, 0 replies; only message in thread
From: Simon Marchi @ 2024-04-25 18:37 UTC (permalink / raw)
To: gdb-cvs
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=d3c2603167baf9f6fea006f8b747b8186f89b177
commit d3c2603167baf9f6fea006f8b747b8186f89b177
Author: Simon Marchi <simon.marchi@efficios.com>
Date: Thu Apr 25 13:26:11 2024 -0400
gdb: add type annotations to ada-unicode.py
Add type annotations to ada-unicode.py, just enough to make pyright
happy:
$ pyright --version
pyright 1.1.359
$ pyright ada-unicode.py
0 errors, 0 warnings, 0 informations
Introduce a `Range` class instead of using separate variables and
tuples, to make the code and type annotations a bit cleaner.
When running ada-unicode.py, I get a diff for ada-casefold.h, but I get
the same diff before and after this patch, so that is a separate issue.
Change-Id: I0d8975a57f9fb115703178ae197dc6b6b8b4eb7a
Approved-By: Tom Tromey <tom@tromey.com>
Diff:
---
gdb/ada-unicode.py | 98 +++++++++++++++++++++++++++++++++---------------------
1 file changed, 61 insertions(+), 37 deletions(-)
diff --git a/gdb/ada-unicode.py b/gdb/ada-unicode.py
index 06c5de0f6e5..f128dee69f5 100755
--- a/gdb/ada-unicode.py
+++ b/gdb/ada-unicode.py
@@ -25,41 +25,59 @@
import gdbcopyright
-# The start of the current range of case-conversions we are
-# processing. If RANGE_START is None, then we're outside of a range.
-range_start = None
-# End of the current range.
-range_end = None
-# The delta between RANGE_START and the upper-case variant of that
-# character.
-upper_delta = None
-# The delta between RANGE_START and the lower-case variant of that
-# character.
-lower_delta = None
+
+class Range:
+ def __init__(self, range_start: int, upper_delta: int, lower_delta: int):
+ self._range_start = range_start
+ self._range_end = range_start
+ self._upper_delta = upper_delta
+ self._lower_delta = lower_delta
+
+ # The start of the range.
+ @property
+ def range_start(self):
+ return self._range_start
+
+ # The end of the range.
+ @property
+ def range_end(self):
+ return self._range_end
+
+ @range_end.setter
+ def range_end(self, val: int):
+ self._range_end = val
+
+ # The delta between RANGE_START and the upper-case variant of that
+ # character.
+ @property
+ def upper_delta(self):
+ return self._upper_delta
+
+ # The delta between RANGE_START and the lower-case variant of that
+ # character.
+ @property
+ def lower_delta(self):
+ return self._lower_delta
+
+
+# The current range we are processing. If None, then we're outside of a range.
+current_range: Range | None = None
# All the ranges found and completed so far.
-# Each entry is a tuple of the form (START, END, UPPER_DELTA, LOWER_DELTA).
-all_ranges = []
+all_ranges: list[Range] = []
def finish_range():
- global range_start
- global range_end
- global upper_delta
- global lower_delta
- if range_start is not None:
- all_ranges.append((range_start, range_end, upper_delta, lower_delta))
- range_start = None
- range_end = None
- upper_delta = None
- lower_delta = None
-
-
-def process_codepoint(val):
- global range_start
- global range_end
- global upper_delta
- global lower_delta
+ global current_range
+
+ if current_range is not None:
+ all_ranges.append(current_range)
+ current_range = None
+
+
+def process_codepoint(val: int):
+ global current_range
+
c = chr(val)
low = c.lower()
up = c.upper()
@@ -74,13 +92,16 @@ def process_codepoint(val):
return
updelta = ord(up) - val
lowdelta = ord(low) - val
- if range_start is not None and (updelta != upper_delta or lowdelta != lower_delta):
+
+ if current_range is not None and (
+ updelta != current_range.upper_delta or lowdelta != current_range.lower_delta
+ ):
finish_range()
- if range_start is None:
- range_start = val
- upper_delta = updelta
- lower_delta = lowdelta
- range_end = val
+
+ if current_range is None:
+ current_range = Range(val, updelta, lowdelta)
+
+ current_range.range_end = val
for c in range(0, 0x10FFFF):
@@ -93,4 +114,7 @@ with open("ada-casefold.h", "w") as f:
)
print("", file=f)
for r in all_ranges:
- print(f" {{{r[0]}, {r[1]}, {r[2]}, {r[3]}}},", file=f)
+ print(
+ f" {{{r.range_start}, {r.range_end}, {r.upper_delta}, {r.lower_delta}}},",
+ file=f,
+ )
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