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Make assertion for colum-count more accurate.

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column-count should be greater than or equal to 1. Also it should be less than
or equal to nsStyleColumn_kMaxColumnCount since we limit it in
set_column_count().
This commit is contained in:
Hiroyuki Ikezoe 2017-08-15 13:03:32 +09:00
parent f6b8fb177c
commit 19d498f01e
1 changed files with 3 additions and 3 deletions
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6
components/style/properties/gecko.mako.rs
View file

@ -5444,10 +5444,10 @@ clip-path
${impl_simple_copy('column_count', 'mColumnCount')}
pub fn clone_column_count(&self) -> longhands::column_count::computed_value::T {
use gecko_bindings::structs::NS_STYLE_COLUMN_COUNT_AUTO;
use gecko_bindings::structs::{NS_STYLE_COLUMN_COUNT_AUTO, nsStyleColumn_kMaxColumnCount};
if self.gecko.mColumnCount != NS_STYLE_COLUMN_COUNT_AUTO {
debug_assert!((self.gecko.mColumnCount as i32) >= 0 &&
(self.gecko.mColumnCount as i32) < i32::max_value());
debug_assert!(self.gecko.mColumnCount >= 1 &&
self.gecko.mColumnCount <= nsStyleColumn_kMaxColumnCount);
Either::First((self.gecko.mColumnCount as i32).into())
} else {
Either::Second(Auto)