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fix(style): ensure nested style variables are processed during formatting (#5120)
fix: ensure nested style variables are processed during formatting
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@ -91,6 +91,7 @@ impl<'a> StyleVariableHolder<Cow<'a, str>> for Vec<FormatElement<'a>> {
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self.iter().fold(BTreeSet::new(), |mut acc, el| match el {
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FormatElement::TextGroup(textgroup) => {
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acc.extend(textgroup.style.get_style_variables());
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acc.extend(textgroup.format.get_style_variables());
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acc
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}
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FormatElement::Conditional(format) => {
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@ -569,6 +569,30 @@ mod tests {
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match_next!(result_iter, "inner", inner_style);
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}
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#[test]
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fn test_style_variable_nested() {
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const STYLE_VAR_NAME: &str = "style";
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let format_string = format!("[[text](${STYLE_VAR_NAME})](blue)");
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let inner_style = Some(Color::Red.bold());
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let formatter = StringFormatter::new(&format_string)
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.unwrap()
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.map_style(|variable| match variable {
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STYLE_VAR_NAME => Some(Ok("red bold".to_owned())),
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_ => None,
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});
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assert_eq!(
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BTreeSet::from([STYLE_VAR_NAME.into()]),
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formatter.get_style_variables()
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);
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let result = formatter.parse(None, None).unwrap();
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let mut result_iter = result.iter();
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match_next!(result_iter, "text", inner_style);
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}
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#[test]
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fn test_styled_variable_as_text() {
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const FORMAT_STR: &str = "[$var](red bold)";
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