gbranden pushed a commit to branch master
in repository groff.
commit 41484576b4cda168c75061f029bf126cdcde1b3c
Author: G. Branden Robinson <[email protected]>
AuthorDate: Fri Nov 14 11:06:34 2025 -0600
[troff]: Improve diagnostic messages (1/2).
* src/roff/troff/input.cpp (token::description): Improve diagnostics
when encountering an indexed character.
---
ChangeLog | 5 +++++
src/roff/troff/input.cpp | 7 +++++--
2 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index 4a3b54ed1..a97ebf6e5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2025-11-14 G. Branden Robinson <[email protected]>
+
+ * src/roff/troff/input.cpp (token::description): Improve
+ diagnostics when encountering an indexed character.
+
2025-11-13 G. Branden Robinson <[email protected]>
[troff]: Trivially refactor. Rename `environment` class's
diff --git a/src/roff/troff/input.cpp b/src/roff/troff/input.cpp
index 70cf510ac..3cbbe39a7 100644
--- a/src/roff/troff/input.cpp
+++ b/src/roff/troff/input.cpp
@@ -2850,9 +2850,10 @@ bool token::is_usable_as_delimiter(bool report_error,
const char *token::description()
{
- // Reserve a buffer large enough to handle the two lengthiest cases.
+ // Reserve a buffer large enough to handle the lengthiest cases.
// "character code XXX"
// "special character 'bracketrighttp'"
+ // "indexed character -2147483648"
// Future:
// "character code XXX (U+XXXX)" or similar
const size_t maxstr = sizeof "special character 'bracketrighttp'";
@@ -2898,7 +2899,9 @@ const char *token::description()
case TOKEN_NODE:
return "a node";
case TOKEN_INDEXED_CHAR:
- return "an escaped 'N'";
+ (void) snprintf(buf, maxstr, "indexed character %d",
+ character_index());
+ return buf;
case TOKEN_RIGHT_BRACE:
return "an escaped '}'";
case TOKEN_SPACE:
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