Trait exmex::MatchLiteral
source · [−]pub trait MatchLiteral {
fn is_literal(text: &str) -> Option<&str>;
}Expand description
Implement this trait to create a matcher for custom literals of operands.
Required Methods
fn is_literal(text: &str) -> Option<&str>
fn is_literal(text: &str) -> Option<&str>
This method is expected to return Some(matching_str) in case of a match of
a literal at the beginning of the input and None otherwise.