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lxdrgen-swift: fix warnings with exhaustive unions

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Přemysl Eric Janouch
2023-07-06 06:38:25 +02:00
parent 53197b51e5
commit be9a3e693e
6 changed files with 23 additions and 12 deletions
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12
tools/lxdrgen.awk
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@@ -217,7 +217,8 @@ function defstruct( name, d, cg) {
return name
}
function defunion( name, tag, tagtype, tagvalue, cg, scg, d, a, i, unseen) {
function defunion( name, tag, tagtype, tagvalue, cg, scg, d, a, i,
unseen, exhaustive) {
delete cg[0]
delete scg[0]
delete d[0]
@@ -258,9 +259,14 @@ function defunion( name, tag, tagtype, tagvalue, cg, scg, d, a, i, unseen) {
if (tagvalue)
codegen_union_struct(name, tagvalue, cg, scg)
# What remains non-zero in unseen[2..] is simply not recognized/allowed.
# Unseen cases are simply not recognized/allowed.
exhaustive = 1
for (i in unseen)
if (i && unseen[i])
exhaustive = 0
Types[name] = "union"
codegen_union(name, cg)
codegen_union(name, cg, exhaustive)
return name
}