Add parsing/serialization for grid-{row,column} and grid-area#16443
Add parsing/serialization for grid-{row,column} and grid-area#16443bors-servo merged 2 commits intomasterfrom unknown repository
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r? @canaltinova @Manishearth or @emilio |
canova
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Thanks for doing this @Wafflespeanut!
It looks good except two minor details.
| GridLine::parse(context, input)? | ||
| } else { | ||
| let mut line = GridLine::default(); | ||
| line.ident = start.ident.clone(); // ident from start value should be taken |
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if the first value is a <custom-ident>, the grid-row-end/grid-column-end longhand is also set to that <custom-ident>; otherwise, it is set to auto.
According to spec, the second ident should be set if start is <custom-ident> only. We should check that here.
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Oh, I forgot the grammar of <grid-line> (that it could have one or more values). Nice catch! :)
| fn to_css<W>(&self, dest: &mut W) -> fmt::Result where W: fmt::Write { | ||
| self.grid_${kind}_start.to_css(dest)?; | ||
| let ref other = self.grid_${kind}_end; | ||
| if other.ident.is_some() || other.integer.is_some() { // don't serialize auto |
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It looks like test / auto and auto / auto serialize as are. Also auto serializes as auto / auto in Firefox and Chrome. So I guess we can skip this if and serialize it directly.
| (column_start, row_end, column_end) | ||
| } else { // only grid-row-start is given | ||
| let mut line = GridLine::default(); | ||
| line.ident = row_start.ident.clone(); // use the ident from grid-row-start |
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The <custom-ident> rule applies to this property as well. These should be set to first ident if only grid-row-start is <custom-ident>.(and applies to above) Otherwise, they should be auto.
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Yeah, it applies to all the default values.
| self.grid_row_start.to_css(dest)?; | ||
| let values = [&self.grid_column_start, &self.grid_row_end, &self.grid_column_end]; | ||
| for value in &values { | ||
| if value.ident.is_some() || value.integer.is_some() { |
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Also auto values should serialize here according to Firefox and Chrome.
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Addressed the review comments. Thanks for pointing out :) |
| use values::specified::GridLine; | ||
| use parser::Parse; | ||
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| pub fn parse_value(context: &ParserContext, input: &mut Parser) -> Result<Longhands, ()> { |
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Presumably we could implement one in terms of the other, which would be less code, could you leave a comment there wrt that?
(for reference, I mean implement grid-row and doing something like the following for grid-column: grid_row::parse_value(context, input).map(|l| Longhands {..}))
| Ok(()) | ||
| } | ||
| } | ||
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nit: Remove this newline, for consistency.
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LGTM, thanks! |
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📌 Commit d0f537e has been approved by |
Add parsing/serialization for grid-{row,column} and grid-area
With this, almost all the grid properties will have been covered in Stylo. I now realize that we have only two more shorthands left to go - `grid` and `grid-template` (both require #16067)
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☀️ Test successful - android, arm32, arm64, linux-dev, linux-rel-css, linux-rel-wpt, mac-dev-unit, mac-rel-css, mac-rel-wpt1, mac-rel-wpt2, windows-msvc-dev |
With this, almost all the grid properties will have been covered in Stylo. I now realize that we have only two more shorthands left to go -
gridandgrid-template(both require #16067)This change is