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Implemented early termination.

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This commit is contained in:
Tom Alexander 2020-06-07 19:10:25 -04:00
parent 0fac063c8d
commit 88887bff0f
Signed by: talexander
GPG Key ID: D3A179C9A53C0EDE
2 changed files with 38 additions and 26 deletions
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62
src/renderer/renderer.rs
View File

@ -80,7 +80,7 @@ impl<'a> DustRenderer<'a> {
&main_template.contents,
breadcrumbs,
&new_block_context,
None,
&mut None,
)
}
@ -89,7 +89,7 @@ impl<'a> DustRenderer<'a> {
body: &'a Option<Body>,
breadcrumbs: &'a Vec<BreadcrumbTreeElement<'a>>,
blocks: &'a BlockContext<'a>,
select_context: Option<&'a SelectContext<'a>>,
select_context: &mut Option<SelectContext<'a>>,
) -> Result<String, RenderError> {
match body {
None => Ok("".to_owned()),
@ -102,7 +102,7 @@ impl<'a> DustRenderer<'a> {
body: &'a Body,
breadcrumbs: &'a Vec<BreadcrumbTreeElement<'a>>,
blocks: &'a BlockContext<'a>,
select_context: Option<&'a SelectContext<'a>>,
select_context: &mut Option<SelectContext<'a>>,
) -> Result<String, RenderError> {
let mut output = String::new();
for elem in &body.elements {
@ -138,7 +138,7 @@ impl<'a> DustRenderer<'a> {
},
breadcrumbs,
&empty_block_context,
None,
&mut None,
)
}
@ -147,7 +147,7 @@ impl<'a> DustRenderer<'a> {
tag: &'a DustTag,
breadcrumbs: &'a Vec<BreadcrumbTreeElement<'a>>,
blocks: &'a BlockContext<'a>,
select_context: Option<&'a SelectContext<'a>>,
select_context: &mut Option<SelectContext<'a>>,
) -> Result<String, RenderError> {
match tag {
DustTag::DTComment(_comment) => (),
@ -196,7 +196,7 @@ impl<'a> DustRenderer<'a> {
&container.else_contents,
new_breadcrumbs.as_ref().unwrap_or(breadcrumbs),
blocks,
None,
&mut None,
);
}
Ok(Some(final_val)) => {
@ -220,7 +220,7 @@ impl<'a> DustRenderer<'a> {
body,
new_breadcrumbs.as_ref().unwrap_or(breadcrumbs),
blocks,
None,
&mut None,
)
} else {
// Array-like value
@ -246,7 +246,7 @@ impl<'a> DustRenderer<'a> {
.as_ref()
.unwrap_or(breadcrumbs),
blocks,
None,
&mut None,
)
})
.collect();
@ -271,7 +271,7 @@ impl<'a> DustRenderer<'a> {
&container.else_contents,
new_breadcrumbs.as_ref().unwrap_or(breadcrumbs),
blocks,
None,
&mut None,
)
};
}
@ -292,13 +292,13 @@ impl<'a> DustRenderer<'a> {
&container.contents,
new_breadcrumbs.as_ref().unwrap_or(breadcrumbs),
blocks,
None,
&mut None,
),
_ => self.render_maybe_body(
&container.else_contents,
new_breadcrumbs.as_ref().unwrap_or(breadcrumbs),
blocks,
None,
&mut None,
),
};
}
@ -317,13 +317,13 @@ impl<'a> DustRenderer<'a> {
&container.else_contents,
new_breadcrumbs.as_ref().unwrap_or(breadcrumbs),
blocks,
None,
&mut None,
),
_ => self.render_maybe_body(
&container.contents,
new_breadcrumbs.as_ref().unwrap_or(breadcrumbs),
blocks,
None,
&mut None,
),
};
}
@ -375,13 +375,13 @@ impl<'a> DustRenderer<'a> {
&named_block.contents,
new_breadcrumbs.as_ref().unwrap_or(breadcrumbs),
blocks,
None,
&mut None,
),
Some(inline_partial) => self.render_maybe_body(
inline_partial,
new_breadcrumbs.as_ref().unwrap_or(breadcrumbs),
blocks,
None,
&mut None,
),
};
}
@ -391,6 +391,12 @@ impl<'a> DustRenderer<'a> {
| DustTag::DTHelperLessThan(parameterized_block)
| DustTag::DTHelperGreaterThanOrEquals(parameterized_block)
| DustTag::DTHelperLessThanOrEquals(parameterized_block) => {
match select_context {
Some(sc) if sc.allowed_to_render_any_more_conditionals == false => {
return Ok("".to_owned())
}
_ => (),
}
let new_breadcrumbs = self.new_breadcrumbs_partial(
breadcrumbs,
breadcrumbs,
@ -402,22 +408,25 @@ impl<'a> DustRenderer<'a> {
.perform_comparison_check(
tag,
breadcrumbs,
select_context.map(|sc| sc.select_parameters),
select_context.as_ref().map(|sc| sc.select_parameters),
)
.map(|check_result| {
if check_result {
select_context.as_mut().map(|sc| {
sc.allowed_to_render_any_more_conditionals = false;
});
self.render_maybe_body(
&parameterized_block.contents,
new_breadcrumbs.as_ref().unwrap_or(breadcrumbs),
blocks,
None,
&mut None,
)
} else {
self.render_maybe_body(
&parameterized_block.else_contents,
new_breadcrumbs.as_ref().unwrap_or(breadcrumbs),
blocks,
None,
&mut None,
)
}
})
@ -439,7 +448,7 @@ impl<'a> DustRenderer<'a> {
&parameterized_block.contents,
new_breadcrumbs.as_ref().unwrap_or(breadcrumbs),
blocks,
None,
&mut None,
)
}
(Ok(index_resolved), Ok(len_resolved)) => {
@ -464,7 +473,7 @@ impl<'a> DustRenderer<'a> {
&parameterized_block.contents,
new_breadcrumbs.as_ref().unwrap_or(breadcrumbs),
blocks,
None,
&mut None,
);
}
}
@ -499,7 +508,7 @@ impl<'a> DustRenderer<'a> {
&parameterized_block.contents,
new_breadcrumbs.as_ref().unwrap_or(breadcrumbs),
blocks,
None,
&mut None,
);
}
}
@ -542,7 +551,7 @@ impl<'a> DustRenderer<'a> {
&parameterized_block.contents,
new_breadcrumbs.as_ref().unwrap_or(breadcrumbs),
blocks,
None,
&mut None,
);
}
}
@ -591,12 +600,13 @@ impl<'a> DustRenderer<'a> {
)
})
.any(|check_result| check_result.unwrap_or(false));
let select_context = SelectContext::new(&param_map, are_any_checks_true);
let mut select_context =
SelectContext::new(&param_map, are_any_checks_true);
return self.render_maybe_body(
&parameterized_block.contents,
new_breadcrumbs_ref,
blocks,
Some(&select_context),
&mut Some(select_context),
);
}
}
@ -613,7 +623,7 @@ impl<'a> DustRenderer<'a> {
&parameterized_block.contents,
new_breadcrumbs.as_ref().unwrap_or(breadcrumbs),
blocks,
None,
&mut None,
);
}
_ => return Ok("".to_owned()),
@ -630,7 +640,7 @@ impl<'a> DustRenderer<'a> {
&parameterized_block.contents,
new_breadcrumbs.as_ref().unwrap_or(breadcrumbs),
blocks,
None,
&mut None,
);
}
_ => return Ok("".to_owned()),

2
src/renderer/select_context.rs
View File

@ -4,6 +4,7 @@ use crate::renderer::parameters_context::ParametersContext;
pub struct SelectContext<'a> {
pub select_parameters: &'a ParametersContext<'a>,
pub were_any_true: bool,
pub allowed_to_render_any_more_conditionals: bool,
}
impl<'a> SelectContext<'a> {
@ -11,6 +12,7 @@ impl<'a> SelectContext<'a> {
SelectContext {
select_parameters: select_parameters,
were_any_true: were_any_true,
allowed_to_render_any_more_conditionals: true,
}
}
}