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pub mod elite_tokenizer {
use crate::logger::{ EliteLogType, elite_logger };
static TOKEN_LIST: &'static [char] = &[
'(',
')',
'[',
']',
'$',
','
];
pub fn tokenize_first(raw_data: &crate::read::EliteFileData) -> Vec<String> {
let temporary_tokens: Vec<_> = raw_data.raw_data.split(' ').collect();
let mut tokenized_data: Vec<String> = vec![];
let mut variable_data : String = String::new();
let mut is_env = false;
let mut is_link = false;
let mut is_std = false;
let mut is_outfile = false;
for (_index, token) in temporary_tokens.iter().enumerate() {
if token.is_empty() { continue; }
if is_env {
let environment = get_environment(&crate::ast::ast_helpers::extract_argument(
&token.to_string()).as_str());
if !environment.is_empty() {
tokenized_data.push(environment.to_owned());
}
is_env = false;
continue
}
if is_link {
tokenized_data.push(format!("-l{}",
&crate::ast::ast_helpers::extract_argument(&token.to_string())));
is_link = false; continue;
}
if is_std {
tokenized_data.push(format!("-std={}",
&crate::ast::ast_helpers::extract_argument(&token.to_string())));
is_std = false; continue;
}
if is_outfile {
tokenized_data.push(format!("-o {}",
&crate::ast::ast_helpers::extract_argument(&token.to_string())));
is_outfile = false; continue;
}
if is_preprocessor_token(&token, "env") {
is_env = true; continue;
}
if is_preprocessor_token(&token, "link") {
is_link = true; continue;
}
if is_preprocessor_token(&token, "std") {
is_std = true; continue;
}
if is_preprocessor_token(&token, "outfile") {
is_outfile = true; continue;
}
if is_data(&token) {
tokenized_data.push(get_data(&temporary_tokens, _index));
continue;
}
let token: String = String::from(replace_for_tokenize(&token.to_string()));
let x: Vec<_> = token.split(' ').collect::<Vec<&str>>();
for operators in x {
variable_data.push_str(operators);
tokenized_data.push(operators.to_string());
}
}
tokenized_data
}
fn get_data(tokens: &Vec<&str>, n: usize) -> String {
let mut temporary = String::new();
temporary.push_str(tokens.get(n).unwrap());
for (_index, token) in tokens.iter().enumerate().skip(&n + 1) {
if token.is_empty() { continue; }
if !is_data(token) {
temporary.push(' ');
temporary.push_str(token);
continue;
}
temporary.push_str(" ");
temporary.push_str(token);
break;
}
temporary
}
pub fn replace_for_tokenize(token: &String) -> String {
let mut token= String::from(token);
for character in TOKEN_LIST {
token = replace_with(&token, *character);
}
token
}
pub fn is_data(token: &&str) -> bool {
return if token.trim_start().starts_with('"')
|| token.trim_end().ends_with('"') {
true
} else { false };
}
pub fn is_variable(token: &&str) -> bool {
return if token.trim_start().starts_with('$') {
true
} else { false };
}
pub fn is_preprocessor_token(token: &&str, what: &str) -> bool {
return if token == &what {
true
} else { false };
}
pub fn is_comment(token: &&str) -> bool {
if token.len() < 2 { return false; }
let token = token.trim();
return if token.starts_with('\\') && token.chars().nth(1).unwrap() == '\\' {
true
}
else if token.starts_with('/') && token.chars().nth(1).unwrap() == '/' {
elite_logger::log(EliteLogType::Warning,
"comment",
"do not use '\x1b[1;97m//\x1b[0m' as comment, ignored.");
true
}
else {
false
};
}
pub fn get_environment(data: &&str) -> String {
return match std::env::var(data) {
Ok(__data) => __data,
Err(__error) => "".to_string()
}
}
pub fn replace_with(token: &String, character: char) -> String {
token.replace(character, format!(" {} ", character).as_str()).to_string()
}
}