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#![deny(clippy::all)]
#[macro_use]
extern crate pest_derive;
#[cfg(test)]
#[macro_use]
extern crate parameterized;
use pest::Parser;
use crate::errors::SicParserError;
use crate::rule_parser::parse_image_operations;
use naut_image_engine::engine::Instr;
pub mod errors;
pub mod named_value;
pub mod rule_parser;
pub mod value_parser;
const PARSER_RULE: Rule = Rule::main;
#[derive(Parser)]
#[grammar = "grammar.pest"]
pub struct SICParser;
pub fn parse_script(script: &str) -> Result<Vec<Instr>, SicParserError> {
let parsed_script = SICParser::parse(PARSER_RULE, script);
parsed_script
.map_err(|err| SicParserError::PestGrammarError(err.to_string()))
.and_then(parse_image_operations)
}
#[cfg(test)]
mod tests {
use naut_image_engine::engine::Instr;
use naut_image_engine::ImgOp;
use super::*;
#[test]
fn test_too_many_args() {
let input = "blur 15 28;";
let parsed = SICParser::parse(Rule::main, input);
assert!(parsed.is_err());
}
#[test]
fn test_parsed() {
let input = "blur 15; flip-vertical";
let parsed = parse_script(input);
assert!(parsed.is_ok());
assert_eq!(
parsed.unwrap(),
vec![
Instr::Operation(ImgOp::Blur(15.0)),
Instr::Operation(ImgOp::FlipVertical)
]
);
}
#[test]
fn test_parsed_fail() {
let input = "blur 15.7.; flipv";
let parsed = parse_script(input);
assert!(parsed.is_err());
}
}