diff options
Diffstat (limited to 'macros/src/syntax/parse/hardware_task.rs')
-rw-r--r-- | macros/src/syntax/parse/hardware_task.rs | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/macros/src/syntax/parse/hardware_task.rs b/macros/src/syntax/parse/hardware_task.rs deleted file mode 100644 index 7f6dfbe4..00000000 --- a/macros/src/syntax/parse/hardware_task.rs +++ /dev/null @@ -1,76 +0,0 @@ -use syn::{parse, ForeignItemFn, ItemFn, Stmt}; - -use crate::syntax::parse::util::FilterAttrs; -use crate::syntax::{ - ast::{HardwareTask, HardwareTaskArgs}, - parse::util, -}; - -impl HardwareTask { - pub(crate) fn parse(args: HardwareTaskArgs, item: ItemFn) -> parse::Result<Self> { - let span = item.sig.ident.span(); - let valid_signature = util::check_fn_signature(&item, false) - && item.sig.inputs.len() == 1 - && util::type_is_unit(&item.sig.output); - - let name = item.sig.ident.to_string(); - - if valid_signature { - if let Some((context, Ok(rest))) = util::parse_inputs(item.sig.inputs, &name) { - if rest.is_empty() { - let FilterAttrs { cfgs, attrs, .. } = util::filter_attributes(item.attrs); - - return Ok(HardwareTask { - args, - cfgs, - attrs, - context, - stmts: item.block.stmts, - is_extern: false, - }); - } - } - } - - Err(parse::Error::new( - span, - format!("this task handler must have type signature `fn({name}::Context)`"), - )) - } -} - -impl HardwareTask { - pub(crate) fn parse_foreign( - args: HardwareTaskArgs, - item: ForeignItemFn, - ) -> parse::Result<Self> { - let span = item.sig.ident.span(); - let valid_signature = util::check_foreign_fn_signature(&item, false) - && item.sig.inputs.len() == 1 - && util::type_is_unit(&item.sig.output); - - let name = item.sig.ident.to_string(); - - if valid_signature { - if let Some((context, Ok(rest))) = util::parse_inputs(item.sig.inputs, &name) { - if rest.is_empty() { - let FilterAttrs { cfgs, attrs, .. } = util::filter_attributes(item.attrs); - - return Ok(HardwareTask { - args, - cfgs, - attrs, - context, - stmts: Vec::<Stmt>::new(), - is_extern: true, - }); - } - } - } - - Err(parse::Error::new( - span, - format!("this task handler must have type signature `fn({name}::Context)`"), - )) - } -} |