use crate::config::ConfigOption;
use crate::linter::{check_regex, SyntaxRule, SyntaxRuleResult};
use regex::Regex;
use sv_parser::{unwrap_node, NodeEvent, RefNode, SyntaxTree};
#[derive(Default)]
pub struct ReRequiredModuleNonansi {
re: Option<Regex>,
}
impl SyntaxRule for ReRequiredModuleNonansi {
fn check(
&mut self,
syntax_tree: &SyntaxTree,
event: &NodeEvent,
option: &ConfigOption,
) -> SyntaxRuleResult {
if self.re.is_none() {
self.re = Some(Regex::new(&option.re_required_module_nonansi).unwrap());
}
let node = match event {
NodeEvent::Enter(x) => x,
NodeEvent::Leave(_) => {
return SyntaxRuleResult::Pass;
}
};
match node {
RefNode::ModuleNonansiHeader(x) => {
check_regex(true, unwrap_node!(*x, ModuleIdentifier),
&syntax_tree, &self.re.as_ref().unwrap())
}
_ => SyntaxRuleResult::Pass,
}
}
fn name(&self) -> String {
String::from("re_required_module_nonansi")
}
fn hint(&self, option: &ConfigOption) -> String {
String::from(format!(
"Use a module identifier matching regex `{}`.",
&option.re_required_module_nonansi
))
}
fn reason(&self) -> String {
String::from("Identifiers must conform to the naming scheme.")
}
}