Skip to content

Improve Fiddle::Pointer#inspect for FFI backend #179

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
kou merged 2 commits into from
Apr 21, 2025
+10 −5
Merged

Improve Fiddle::Pointer#inspect for FFI backend #179

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
cb7c6ca
Improve Fiddle::Pointer#inspect for FFI backend
ankane Apr 19, 2025
49e8452
Use one String#format
kou Apr 21, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
11 changes: 10 additions & 1 deletion lib/fiddle/ffi_backend.rb
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -433,7 +433,16 @@ def to_value
end

def inspect
"#<#{self.class.name} ptr=#{to_i.to_s(16)} size=#{@size} free=#{@free.inspect}>"
# SIZEOF_VOIDP * 2 == Math.log(2 ** (SIZEOF_VOIDP * 8), 16)
pointer_inspect_width = SIZEOF_VOIDP * 2
"#<%s ptr=0x%0.*x size=%d free=0x%0.*x>" % [
self.class.name,
pointer_inspect_width,
to_i,
size,
pointer_inspect_width,
@free || 0,
]
end

def +(delta)
Expand Down
4 changes: 0 additions & 4 deletions test/fiddle/test_pointer.rb
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -110,10 +110,6 @@ def test_plus
end

def test_inspect
if ffi_backend?
omit("Fiddle::Pointer#inspect is incompatible with FFI backend")
end

ptr = Pointer.new(0)
inspect = ptr.inspect
assert_match(/size=#{ptr.size}/, inspect)
Expand Down
Loading