meplang 0.1.8

An EVM low-level language that gives full control over the control flow of the smart contract.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30

use pest::error::ErrorVariant;
use pest::iterators::Pair;
use pest::{Position, Span};

use super::parser::{Located, Location};
use crate::parser::parser::Rule;

pub fn new_error_from_pair(pair: &Pair<Rule>, message: String) -> pest::error::Error<Rule> {
    pest::error::Error::<Rule>::new_from_span(ErrorVariant::<Rule>::CustomError { message }, pair.as_span())
}

pub fn new_generic_error(message: String) -> pest::error::Error<Rule> {
    pest::error::Error::<Rule>::new_from_pos(
        ErrorVariant::<Rule>::CustomError { message },
        Position::new(" ", 0).unwrap(),
    )
}

pub fn new_error_from_located<T>(input: &str, located: &Located<T>, message: &str) -> pest::error::Error<Rule> {
    new_error_from_location(input, &located.location, message)
}

pub fn new_error_from_location(input: &str, location: &Location, message: &str) -> pest::error::Error<Rule> {
    pest::error::Error::<Rule>::new_from_span(
        ErrorVariant::<Rule>::CustomError {
            message: message.to_owned(),
        },
        Span::new(input, location.start, location.end).unwrap(),
    )
}