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templater: add Operation type and methods

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There are no keywords or methods that return Operation yet, but we might add
"self" keyword that returns the context object.
This commit is contained in:
Yuya Nishihara 2024-02-22 17:39:43 +09:00
parent 4e0fa6695f
commit e9b420f592
2 changed files with 33 additions and 0 deletions
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28
cli/src/operation_templater.rs
View file

@ -56,6 +56,9 @@ impl TemplateLanguage<'static> for OperationTemplateLanguage<'_> {
OperationTemplatePropertyKind::Core(property) => {
template_builder::build_core_method(self, build_ctx, property, function)
}
OperationTemplatePropertyKind::Operation(property) => {
build_operation_method(self, build_ctx, property, function)
}
OperationTemplatePropertyKind::OperationId(property) => {
build_operation_id_method(self, build_ctx, property, function)
}
@ -64,6 +67,14 @@ impl TemplateLanguage<'static> for OperationTemplateLanguage<'_> {
}
impl OperationTemplateLanguage<'_> {
#[allow(unused)] // TODO
fn wrap_operation(
&self,
property: impl TemplateProperty<Operation, Output = Operation> + 'static,
) -> OperationTemplatePropertyKind {
OperationTemplatePropertyKind::Operation(Box::new(property))
}
fn wrap_operation_id(
&self,
property: impl TemplateProperty<Operation, Output = OperationId> + 'static,
@ -74,6 +85,7 @@ impl OperationTemplateLanguage<'_> {
enum OperationTemplatePropertyKind {
Core(CoreTemplatePropertyKind<'static, Operation>),
Operation(Box<dyn TemplateProperty<Operation, Output = Operation>>),
OperationId(Box<dyn TemplateProperty<Operation, Output = OperationId>>),
}
@ -81,6 +93,7 @@ impl IntoTemplateProperty<'static, Operation> for OperationTemplatePropertyKind
fn try_into_boolean(self) -> Option<Box<dyn TemplateProperty<Operation, Output = bool>>> {
match self {
OperationTemplatePropertyKind::Core(property) => property.try_into_boolean(),
OperationTemplatePropertyKind::Operation(_) => None,
OperationTemplatePropertyKind::OperationId(_) => None,
}
}
@ -105,6 +118,7 @@ impl IntoTemplateProperty<'static, Operation> for OperationTemplatePropertyKind
fn try_into_template(self) -> Option<Box<dyn Template<Operation>>> {
match self {
OperationTemplatePropertyKind::Core(property) => property.try_into_template(),
OperationTemplatePropertyKind::Operation(_) => None,
OperationTemplatePropertyKind::OperationId(property) => Some(property.into_template()),
}
}
@ -122,6 +136,20 @@ fn build_operation_keyword(
.ok_or_else(|| TemplateParseError::no_such_keyword(name, span))
}
fn build_operation_method(
language: &OperationTemplateLanguage,
_build_ctx: &BuildContext<OperationTemplatePropertyKind>,
self_property: impl TemplateProperty<Operation, Output = Operation> + 'static,
function: &FunctionCallNode,
) -> TemplateParseResult<OperationTemplatePropertyKind> {
if let Some(property) = build_operation_keyword_opt(language, self_property, function.name) {
template_parser::expect_no_arguments(function)?;
Ok(property)
} else {
Err(TemplateParseError::no_such_method("Operation", function))
}
}
fn build_operation_keyword_opt(
language: &OperationTemplateLanguage,
property: impl TemplateProperty<Operation, Output = Operation> + 'static,

5
docs/templates.md
View file

@ -120,6 +120,11 @@ The following methods are defined. See also the `List` type.
* `.join(separator: Template) -> Template`
### Operation type
This type cannot be printed. All operation keywords are accessible as 0-argument
methods.
### OperationId type
The following methods are defined.