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use std::env;
use crate as phollaits;
pub trait BoolExtensions {
fn reverse(&mut self);
}
impl BoolExtensions for bool {
fn reverse(&mut self) {
match &self {
true => *self = false,
false => *self = true,
}
}
}
pub trait OptionExtensions<T> {
fn to_string_option(self) -> Option<String>;
fn to_string(self) -> String;
}
impl<T: ToString> OptionExtensions<T> for Option<T> {
fn to_string_option(self) -> Option<String> {
match self {
Some(x) => Some(x.to_string()),
None => None,
}
}
fn to_string(self) -> String {
match self {
Some(x) => x.to_string(),
None => phollaits::NONE.to_string()
}
}
}
pub trait StringExt {
fn shellexpand(self) -> String;
fn trim_newline_end(&self) -> String;
}
impl StringExt for String {
fn shellexpand(self) -> String {
if self.contains(phollaits::FORMAT_TILDA) {
match env::var_os(phollaits::ENV_VAR_HOME) {
Some(x) => match x.to_str() {
Some(x) => return self.replace(phollaits::FORMAT_TILDA, x),
None => return self,
},
None => return self,
}
}
self
}
fn trim_newline_end(&self) -> String {
let mut trimmed_string = self.clone();
loop {
if trimmed_string.ends_with('\n') {
trimmed_string.pop();
} else if trimmed_string.ends_with('\r') {
trimmed_string.pop();
} else {
break;
}
}
String::from(trimmed_string)
}
}
impl StringExt for &str {
fn shellexpand(self) -> String {
if self.contains(phollaits::FORMAT_TILDA) {
match env::var_os(phollaits::ENV_VAR_HOME) {
Some(x) => match x.to_str() {
Some(x) => return self.replace(phollaits::FORMAT_TILDA, x),
None => return self.to_string(),
},
None => return self.to_string(),
}
}
self.to_string()
}
fn trim_newline_end(&self) -> String {
let mut trimmed_string = self.to_string();
loop {
if trimmed_string.ends_with('\n') {
trimmed_string.pop();
} else if trimmed_string.ends_with('\r') {
trimmed_string.pop();
} else {
break;
}
}
String::from(trimmed_string)
}
}
pub trait VecExt {
fn to_vec_string(self) -> Vec<String>;
}
impl VecExt for Vec<&str> {
fn to_vec_string(self) -> Vec<String> {
self.into_iter().map(Into::into).collect()
}
}