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#![no_std]
extern crate alloc;
use core::intrinsics::copy;
use alloc::string::String;
pub trait TrimInPlace {
fn trim_in_place(&mut self);
fn trim_start_in_place(&mut self);
fn trim_end_in_place(&mut self);
}
impl TrimInPlace for String {
#[inline]
fn trim_in_place(&mut self) {
let trimmed_str = self.trim();
let trimmed_str_start_pointer = trimmed_str.as_ptr();
let trimmed_str_length = trimmed_str.len();
unsafe {
let v = self.as_mut_vec();
copy(trimmed_str_start_pointer, v.as_mut_ptr(), trimmed_str_length);
v.set_len(trimmed_str_length);
}
}
#[inline]
fn trim_start_in_place(&mut self) {
let trimmed_str = self.trim_start();
let trimmed_str_start_pointer = trimmed_str.as_ptr();
let trimmed_str_length = trimmed_str.len();
unsafe {
let v = self.as_mut_vec();
copy(trimmed_str_start_pointer, v.as_mut_ptr(), trimmed_str_length);
v.set_len(trimmed_str_length);
}
}
#[inline]
fn trim_end_in_place(&mut self) {
let trimmed_str_length = self.trim_end().len();
unsafe {
self.as_mut_vec().set_len(trimmed_str_length);
}
}
}