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Rendering a reference appears to do a truthiness check because false renders an empty string despite rendering as "false" in an array element.

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This commit is contained in:
Tom Alexander
2020-05-06 20:13:33 -04:00
parent 0f47000a9b
commit b45688351e
16 changed files with 37 additions and 1 deletions
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19
src/renderer/renderer.rs
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@@ -99,7 +99,9 @@ impl<'a> DustRenderer<'a> {
}
DustTag::DTReference(reference) => {
let val = walk_path(breadcrumbs, &reference.path.keys);
if let Err(RenderError::NotFound { .. }) = val {
let loop_elements: Vec<&dyn ContextElement> = self.get_loop_elements(val)?;
if loop_elements.is_empty() {
// if let Err(RenderError::NotFound { .. }) = val {
// If reference does not exist in the context, it becomes an empty string
return Ok("".to_owned());
} else {
@@ -151,6 +153,21 @@ impl<'a> DustRenderer<'a> {
};
}
}
DustTag::DTNotExists(container) => {
let val = walk_path(breadcrumbs, &container.path.keys);
let loop_elements: Vec<&dyn ContextElement> = self.get_loop_elements(val)?;
if !loop_elements.is_empty() {
return match &container.else_contents {
Some(body) => self.render_body(&body, breadcrumbs),
None => Ok("".to_owned()),
};
} else {
return match &container.contents {
None => Ok("".to_owned()),
Some(body) => self.render_body(&body, breadcrumbs),
};
}
}
_ => (), // TODO: Implement the rest
}
Ok("".to_owned())