Add syntax for empty attributes
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parent
e0f11ac9e3
commit
e047b3fbb3
2 changed files with 23 additions and 7 deletions
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@ -14,6 +14,9 @@ macro_rules! dollar {
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macro_rules! eq {
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() => (TtToken(_, token::Eq))
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}
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macro_rules! not {
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() => (TtToken(_, token::Not))
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}
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macro_rules! semi {
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() => (TtToken(_, token::Semi))
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}
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@ -154,14 +157,22 @@ impl<'cx, 's, 'i, 'r, 'o> Parser<'cx, 's, 'i, 'r, 'o> {
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fn attrs(&mut self) {
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while let [ident!(name), eq!(), ..] = self.input {
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self.shift(2);
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self.render.attribute_start(name.as_str());
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{
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let old_in_attr = self.in_attr;
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self.in_attr = true;
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self.markup();
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self.in_attr = old_in_attr;
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if let [not!(), ..] = self.input {
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// Empty attribute
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self.shift(1);
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self.render.attribute_empty(name.as_str());
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} else {
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// Non-empty attribute
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self.render.attribute_start(name.as_str());
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{
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// Parse a value under an attribute context
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let old_in_attr = self.in_attr;
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self.in_attr = true;
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self.markup();
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self.in_attr = old_in_attr;
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}
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self.render.attribute_end();
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}
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self.render.attribute_end();
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}
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}
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@ -77,6 +77,11 @@ impl<'cx, 's, 'o> Renderer<'cx, 's, 'o> {
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self.write("=\"");
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}
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pub fn attribute_empty(&mut self, name: &str) {
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self.write(" ");
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self.write(name);
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}
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pub fn attribute_end(&mut self) {
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self.write("\"");
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}
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