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Data_encoding: skip zero_width field in binary description

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This commit is contained in:
Grégoire Henry 2018-05-31 12:42:05 +02:00 committed by Benjamin Canou
parent 7c2ef081d5
commit 6922a793fe
1 changed files with 12 additions and 6 deletions
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18
src/lib_data_encoding/binary_description.ml
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@ -157,12 +157,15 @@ let describe (type x) ?toplevel_name (encoding : x Encoding.t) =
| Dft { name ; encoding = { encoding } } ->
let (dynamics, ref_name, P field) = extract_dynamic None encoding in
let (layout, references) = layout ref_name recursives references field in
let field_descr =
Binary_schema.Named_field (name, classify_desc field, layout) in
if dynamics then
([ Dynamic_field 1 ; field_descr ], references)
if layout = Zero_width && dynamics then
([], references) (* FIXME what if (dynamic_size empty) ?? *)
else
([ field_descr], references)
let field_descr =
Binary_schema.Named_field (name, classify_desc field, layout) in
if dynamics then
([ Dynamic_field 1 ; field_descr ], references)
else
([ field_descr], references)
| Opt { kind = `Variable ; name ; encoding = { encoding } } ->
let (layout, references) =
layout None recursives references encoding in
@ -274,7 +277,10 @@ let describe (type x) ?toplevel_name (encoding : x Encoding.t) =
| Tup { encoding } ->
let (layout, references) =
layout ref_name recursives references encoding in
([ Anonymous_field (classify_desc encoding, layout) ], references)
if layout = Zero_width then
([], references)
else
([ Anonymous_field (classify_desc encoding, layout) ], references)
| Tups { left ; right } ->
let (fields1, references) =
fields None recursives references left.encoding in