Mirrors/coreutils
2
0
Fork 0
mirror of https://github.com/uutils/coreutils synced 2024-12-18 00:53:25 +00:00
Code Issues Projects Releases Packages Wiki Activity

Trimming down files

Browse source 
Signed-off-by: Hanif Bin Ariffin <hanif.ariffin.4326@gmail.com>
This commit is contained in:
Hanif Bin Ariffin 2021-07-21 23:05:11 +08:00
parent 55b2eacb4b
commit 5def69d3ee
3 changed files with 19 additions and 22 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

32
src/uu/tr/src/operation.rs
View file

@ -1,4 +1,3 @@
use crate::unicode_table;
use nom::{
branch::alt,
bytes::complete::tag,
@ -14,15 +13,18 @@ use std::{
io::{BufRead, Write},
};
static SPACES: &'static [char] = &[
unicode_table::HT,
unicode_table::LF,
unicode_table::VT,
unicode_table::FF,
unicode_table::CR,
unicode_table::SPACE,
];
static BLANK: &'static [char] = &[unicode_table::SPACE, unicode_table::HT];
mod unicode_table {
pub static BEL: char = '\u{0007}';
pub static BS: char = '\u{0008}';
pub static HT: char = '\u{0009}';
pub static LF: char = '\u{000A}';
pub static VT: char = '\u{000B}';
pub static FF: char = '\u{000C}';
pub static CR: char = '\u{000D}';
pub static SPACE: char = '\u{0020}';
pub static SPACES: &'static [char] = &[HT, LF, VT, FF, CR, SPACE];
pub static BLANK: &'static [char] = &[SPACE, HT];
}
pub enum Sequence {
Char(char),
@ -214,8 +216,12 @@ impl Sequence {
}
fn parse_blank(input: &str) -> IResult<&str, Sequence> {
tag("[:blank:]")(input)
.map(|(l, _)| (l, Sequence::CharRange(Box::new(BLANK.into_iter().cloned()))))
tag("[:blank:]")(input).map(|(l, _)| {
(
l,
Sequence::CharRange(Box::new(unicode_table::BLANK.into_iter().cloned())),
)
})
}
fn parse_control(input: &str) -> IResult<&str, Sequence> {
@ -297,7 +303,7 @@ impl Sequence {
tag("[:space:]")(input).map(|(l, _)| {
(
l,
Sequence::CharRange(Box::new(SPACES.into_iter().cloned())),
Sequence::CharRange(Box::new(unicode_table::SPACES.into_iter().cloned())),
)
})
}

1
src/uu/tr/src/tr.rs
View file

@ -15,7 +15,6 @@ extern crate uucore;
extern crate nom;
mod operation;
mod unicode_table;
use clap::{crate_version, App, Arg};
use nom::AsBytes;

8
src/uu/tr/src/unicode_table.rs
View file

@ -1,8 +0,0 @@
pub static BEL: char = '\u{0007}';
pub static BS: char = '\u{0008}';
pub static HT: char = '\u{0009}';
pub static LF: char = '\u{000A}';
pub static VT: char = '\u{000B}';
pub static FF: char = '\u{000C}';
pub static CR: char = '\u{000D}';
pub static SPACE: char = '\u{0020}';