Files
json/single_include/nlohmann
Niels Lohmann ff2ec8116d Deduplicate the 16 copied from_cbor/msgpack/ubjson/bjdata/bon8/bson bodies
Each of the 16 binary deserialization overloads (from_cbor,
from_msgpack, from_ubjson, from_bjdata, from_bon8, from_bson, each in
an InputType&& and an iterator/sentinel version, plus the deprecated
span overloads of from_cbor/from_msgpack/from_ubjson/from_bson) had
the same body, differing only in the input_format_t value. Every copy
built a temporary binary_reader from std::move(ia) and called
sax_parse on it in the same expression, which also produced a
false-positive cppcheck accessMoved on all 16 lines and needed a
NOLINTNEXTLINE(hicpp-move-const-arg,performance-move-const-arg) on
the four span overloads.

Add a private from_binary_impl() helper that builds the reader as a
named local instead, and make each of the 16 overloads a one-line
forward to it. All public signatures, default arguments,
JSON_HEDLEY_WARN_UNUSED_RESULT and JSON_HEDLEY_DEPRECATED_FOR
attributes are unchanged, tag_handler keeps defaulting to
cbor_tag_handler_t::error for the non-CBOR formats (matching
binary_reader::sax_parse's own default), and the helper is placed in
the existing private section before the binary section banner rather
than between the from_* overloads, so from_binary_impl() itself does
not collide with #5688's insertion point. Collapsing the
from_bjdata/from_bon8 bodies into one-line forwards does rewrite the
"return result; }" context lines that #5688 inserts its two
deprecated overloads after, so that PR will need a small manual
rebase (reinserting its overloads after the new one-line bodies)
rather than applying cleanly.

Part of #5724

Signed-off-by: Niels Lohmann <mail@nlohmann.me>
2026-09-30 11:11:15 +02:00
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