Llewellyn/exa
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Upgrade to latest Rust nightly

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This commit is contained in:
Ben S 2014-11-23 21:29:11 +00:00
parent 26f8ad08bf
commit 933f98d2c3
8 changed files with 89 additions and 86 deletions
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30
src/column.rs
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@ -19,24 +19,24 @@ pub enum Alignment {
impl Column {
pub fn alignment(&self) -> Alignment {
match *self {
FileSize(_) => Right,
HardLinks => Right,
Inode => Right,
Blocks => Right,
_ => Left,
Column::FileSize(_) => Alignment::Right,
Column::HardLinks => Alignment::Right,
Column::Inode => Alignment::Right,
Column::Blocks => Alignment::Right,
_ => Alignment::Left,
}
}
pub fn header(&self) -> &'static str {
match *self {
Permissions => "Permissions",
FileName => "Name",
FileSize(_) => "Size",
Blocks => "Blocks",
User => "User",
Group => "Group",
HardLinks => "Links",
Inode => "inode",
Column::Permissions => "Permissions",
Column::FileName => "Name",
Column::FileSize(_) => "Size",
Column::Blocks => "Blocks",
Column::User => "User",
Column::Group => "Group",
Column::HardLinks => "Links",
Column::Inode => "inode",
}
}
}
@ -49,8 +49,8 @@ impl Column {
impl Alignment {
pub fn pad_string(&self, string: &String, padding: uint) -> String {
match *self {
Left => string.clone().append(" ".to_string().repeat(padding).as_slice()),
Right => " ".to_string().repeat(padding).append(string.as_slice()),
Alignment::Left => string.clone() + " ".to_string().repeat(padding).as_slice(),
Alignment::Right => " ".to_string().repeat(padding) + string.as_slice(),
}
}
}

17
src/exa.rs
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@ -1,4 +1,4 @@
#![feature(phase)]
#![feature(phase, globs)]
extern crate regex;
#[phase(plugin)] extern crate regex_macros;
extern crate ansi_term;
@ -8,8 +8,9 @@ use std::os;
use file::File;
use dir::Dir;
use column::{Column, Left};
use options::{Options, Details, Lines, Grid};
use column::Column;
use column::Alignment::Left;
use options::{Options, View};
use unix::Unix;
use ansi_term::{Paint, Plain, strip_formatting};
@ -25,7 +26,7 @@ pub mod sort;
pub mod term;
fn main() {
let args = os::args();
let args: Vec<String> = os::args();
match Options::getopts(args) {
Err(err) => println!("Invalid options:\n{}", err),
@ -58,9 +59,9 @@ fn exa(opts: &Options) {
}
match opts.view {
Details(ref cols) => details_view(opts, cols, files),
Lines => lines_view(files),
Grid(across, width) => grid_view(across, width, files),
View::Details(ref cols) => details_view(opts, cols, files),
View::Lines => lines_view(files),
View::Grid(across, width) => grid_view(across, width, files),
}
}
Err(e) => {
@ -156,7 +157,7 @@ fn details_view(options: &Options, columns: &Vec<Column>, files: Vec<&File>) {
}
else {
let padding = column_widths[num] - field_widths[num];
print!("{}", column.alignment().pad_string(row.get(num), padding));
print!("{}", column.alignment().pad_string(&row[num], padding));
}
}
print!("\n");

34
src/file.rs
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@ -1,17 +1,17 @@
use std::io::{fs, IoResult};
use std::io;
use unicode::str::UnicodeStrSlice;
use ansi_term::{Paint, Colour, Plain, Style, Red, Green, Yellow, Blue, Purple, Cyan, Fixed};
use column::{Column, Permissions, FileName, FileSize, User, Group, HardLinks, Inode, Blocks};
use column::Column;
use column::Column::*;
use format::{format_metric_bytes, format_IEC_bytes};
use unix::Unix;
use sort::SortPart;
use dir::Dir;
use filetype::HasType;
static Grey: Colour = Fixed(244);
pub static GREY: Colour = Fixed(244);
// Instead of working with Rust's Paths, we have our own File object
// that holds the Path and various cached information. Each file is
@ -32,7 +32,7 @@ pub struct File<'a> {
impl<'a> File<'a> {
pub fn from_path(path: &'a Path, parent: &'a Dir) -> IoResult<File<'a>> {
let v = path.filename().unwrap(); // fails if / or . or ..
let filename = String::from_utf8_lossy(v).to_string();
let filename = String::from_utf8(v.to_vec()).to_string();
// Use lstat here instead of file.stat(), as it doesn't follow
// symbolic links. Otherwise, the stat() call will fail if it
@ -129,7 +129,7 @@ impl<'a> File<'a> {
Cyan.paint(self.stat.unstable.blocks.to_string().as_slice())
}
else {
Grey.paint("-")
GREY.paint("-")
}
},
@ -195,7 +195,7 @@ impl<'a> File<'a> {
// that reason anyway.
match link_target {
Ok(file) => format!("{} {}", Grey.paint("=>"), file.file_colour().paint(filename.as_slice())),
Ok(file) => format!("{} {}", GREY.paint("=>"), file.file_colour().paint(filename.as_slice())),
Err(_) => format!("{} {}", Red.paint("=>"), Red.underline().paint(filename.as_slice())),
}
}
@ -204,7 +204,7 @@ impl<'a> File<'a> {
// Don't report file sizes for directories. I've never looked
// at one of those numbers and gained any information from it.
if self.stat.kind == io::TypeDirectory {
Grey.paint("-")
GREY.paint("-")
} else {
let (size, suffix) = if use_iec_prefixes {
format_IEC_bytes(self.stat.size)
@ -242,15 +242,15 @@ impl<'a> File<'a> {
// The first three are bold because they're the ones used
// most often.
File::permission_bit(bits, io::UserRead, "r", Yellow.bold()),
File::permission_bit(bits, io::UserWrite, "w", Red.bold()),
File::permission_bit(bits, io::UserExecute, "x", Green.bold().underline()),
File::permission_bit(bits, io::GroupRead, "r", Yellow.normal()),
File::permission_bit(bits, io::GroupWrite, "w", Red.normal()),
File::permission_bit(bits, io::GroupExecute, "x", Green.normal()),
File::permission_bit(bits, io::OtherRead, "r", Yellow.normal()),
File::permission_bit(bits, io::OtherWrite, "w", Red.normal()),
File::permission_bit(bits, io::OtherExecute, "x", Green.normal()),
File::permission_bit(bits, io::USER_READ, "r", Yellow.bold()),
File::permission_bit(bits, io::USER_WRITE, "w", Red.bold()),
File::permission_bit(bits, io::USER_EXECUTE, "x", Green.bold().underline()),
File::permission_bit(bits, io::GROUP_READ, "r", Yellow.normal()),
File::permission_bit(bits, io::GROUP_WRITE, "w", Red.normal()),
File::permission_bit(bits, io::GROUP_EXECUTE, "x", Green.normal()),
File::permission_bit(bits, io::OTHER_READ, "r", Yellow.normal()),
File::permission_bit(bits, io::OTHER_WRITE, "w", Red.normal()),
File::permission_bit(bits, io::OTHER_EXECUTE, "x", Green.normal()),
);
}
@ -258,7 +258,7 @@ impl<'a> File<'a> {
if bits.contains(bit) {
style.paint(character.as_slice())
} else {
Grey.paint("-".as_slice())
GREY.paint("-".as_slice())
}
}
}

16
src/filetype.rs
View File

@ -1,10 +1,10 @@
use file::File;
use file::{File, GREY};
use self::FileType::*;
use std::io;
use std::ascii::StrAsciiExt;
use std::ascii::AsciiExt;
use ansi_term::{Paint, Colour, Plain, Style, Red, Green, Yellow, Blue, Cyan, Fixed};
static Grey: Colour = Fixed(244);
use ansi_term::{Paint, Plain, Style, Red, Green, Yellow, Blue, Cyan, Fixed};
pub enum FileType {
Normal, Directory, Executable, Immediate, Compiled, Symlink, Special,
@ -64,7 +64,7 @@ impl FileType {
Crypto => Fixed(109).normal(),
Document => Fixed(105).normal(),
Compressed => Red.normal(),
Temp => Grey.normal(),
Temp => GREY.normal(),
Immediate => Yellow.bold().underline(),
Compiled => Fixed(137).normal(),
}
@ -87,14 +87,14 @@ impl<'a> HasType for File<'a> {
else if self.stat.kind == io::TypeBlockSpecial || self.stat.kind == io::TypeNamedPipe || self.stat.kind == io::TypeUnknown {
return Special;
}
else if self.stat.perm.contains(io::UserExecute) {
else if self.stat.perm.contains(io::USER_EXECUTE) {
return Executable;
}
else if name.starts_with("README") || BUILD_TYPES.iter().any(|&s| s == name) {
return Immediate;
}
else if self.ext.is_some() {
let e = self.ext.clone().unwrap().as_slice().to_ascii_lower();
let e = self.ext.clone().unwrap().to_ascii_lower();
let ext = e.as_slice();
if IMAGE_TYPES.iter().any(|&s| s == ext) {
return Image;

48
src/options.rs
View File

@ -1,9 +1,11 @@
extern crate getopts;
use file::File;
use column::{Column, Permissions, FileName, FileSize, User, Group, HardLinks, Inode, Blocks};
use std::ascii::StrAsciiExt;
use term;
use column::Column;
use column::Column::*;
use term::dimensions;
use std::ascii::AsciiExt;
pub enum SortField {
Unsorted, Name, Extension, Size, FileInode
@ -12,12 +14,12 @@ pub enum SortField {
impl SortField {
fn from_word(word: String) -> SortField {
match word.as_slice() {
"name" => Name,
"size" => Size,
"ext" => Extension,
"none" => Unsorted,
"inode" => FileInode,
_ => fail!("Invalid sorting order"),
"name" => SortField::Name,
"size" => SortField::Size,
"ext" => SortField::Extension,
"none" => SortField::Unsorted,
"inode" => SortField::FileInode,
_ => panic!("Invalid sorting order"),
}
}
}
@ -40,7 +42,7 @@ pub struct Options {
impl Options {
pub fn getopts(args: Vec<String>) -> Result<Options, getopts::Fail_> {
let opts = [
let opts = &[
getopts::optflag("1", "oneline", "display one entry per line"),
getopts::optflag("a", "all", "show dot-files"),
getopts::optflag("b", "binary", "use binary prefixes in file sizes"),
@ -61,7 +63,7 @@ impl Options {
show_invisibles: matches.opt_present("all"),
reverse: matches.opt_present("reverse"),
header: matches.opt_present("header"),
sort_field: matches.opt_str("sort").map(|word| SortField::from_word(word)).unwrap_or(Name),
sort_field: matches.opt_str("sort").map(|word| SortField::from_word(word)).unwrap_or(SortField::Name),
dirs: if matches.free.is_empty() { vec![ ".".to_string() ] } else { matches.free.clone() },
view: Options::view(matches),
})
@ -70,15 +72,15 @@ impl Options {
fn view(matches: getopts::Matches) -> View {
if matches.opt_present("long") {
Details(Options::columns(matches))
View::Details(Options::columns(matches))
}
else if matches.opt_present("oneline") {
Lines
View::Lines
}
else {
match term::dimensions() {
None => Lines,
Some((width, _)) => Grid(matches.opt_present("across"), width),
match dimensions() {
None => View::Lines,
Some((width, _)) => View::Grid(matches.opt_present("across"), width),
}
}
}
@ -127,13 +129,13 @@ impl Options {
.collect();
match self.sort_field {
Unsorted => {},
Name => files.sort_by(|a, b| a.parts.cmp(&b.parts)),
Size => files.sort_by(|a, b| a.stat.size.cmp(&b.stat.size)),
FileInode => files.sort_by(|a, b| a.stat.unstable.inode.cmp(&b.stat.unstable.inode)),
Extension => files.sort_by(|a, b| {
let exts = a.ext.clone().map(|e| e.as_slice().to_ascii_lower()).cmp(&b.ext.clone().map(|e| e.as_slice().to_ascii_lower()));
let names = a.name.as_slice().to_ascii_lower().cmp(&b.name.as_slice().to_ascii_lower());
SortField::Unsorted => {},
SortField::Name => files.sort_by(|a, b| a.parts.cmp(&b.parts)),
SortField::Size => files.sort_by(|a, b| a.stat.size.cmp(&b.stat.size)),
SortField::FileInode => files.sort_by(|a, b| a.stat.unstable.inode.cmp(&b.stat.unstable.inode)),
SortField::Extension => files.sort_by(|a, b| {
let exts = a.ext.clone().map(|e| e.to_ascii_lower()).cmp(&b.ext.clone().map(|e| e.to_ascii_lower()));
let names = a.name.to_ascii_lower().cmp(&b.name.to_ascii_lower());
exts.cmp(&names)
}),
}

13
src/sort.rs
View File

@ -1,4 +1,5 @@
use std::ascii::StrAsciiExt;
use self::SortPart::*;
use std::ascii::AsciiExt;
// This is an implementation of "natural sort order". See
// http://blog.codinghorror.com/sorting-for-humans-natural-sort-order/
@ -20,11 +21,11 @@ impl SortPart {
if is_digit {
// numbers too big for a u64 fall back into strings.
match from_str::<u64>(slice) {
Some(num) => Numeric(num),
None => Stringular(slice.to_string()),
Some(num) => SortPart::Numeric(num),
None => SortPart::Stringular(slice.to_string()),
}
} else {
Stringular(slice.to_ascii_lower())
SortPart::Stringular(slice.to_ascii_lower())
}
}
@ -38,11 +39,11 @@ impl SortPart {
return parts
}
let mut is_digit = input.as_slice().char_at(0).is_digit();
let mut is_digit = input.as_slice().char_at(0).is_digit(10);
let mut start = 0;
for (i, c) in input.as_slice().char_indices() {
if is_digit != c.is_digit() {
if is_digit != c.is_digit(10) {
parts.push(SortPart::from_string(is_digit, input.as_slice().slice(start, i)));
is_digit = !is_digit;
start = i;

7
src/term.rs
View File

@ -21,12 +21,11 @@ mod c {
// Unfortunately the actual command is not standardised...
#[cfg(target_os = "linux")]
#[cfg(target_os = "android")]
#[cfg(any(target_os = "linux", target_os = "android"))]
static TIOCGWINSZ: c_ulong = 0x5413;
#[cfg(target_os = "freebsd")]
#[cfg(target_os = "macos")]
#[cfg(any(target_os = "macos", target_os = "ios"))]
static TIOCGWINSZ: c_ulong = 0x40087468;
extern {

10
src/unix.rs
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@ -1,6 +1,6 @@
use std::string::raw::from_buf;
use std::ptr::read;
use std::collections::hashmap::HashMap;
use std::collections::HashMap;
mod c {
#![allow(non_camel_case_types)]
@ -127,13 +127,13 @@ impl Unix {
pub fn load_group(&mut self, gid: u32) {
match unsafe { c::getgrgid(gid).as_ref() } {
None => {
self.group_names.find_or_insert(gid, None);
self.groups.find_or_insert(gid, false);
self.group_names.insert(gid, None);
self.groups.insert(gid, false);
},
Some(r) => {
let group_name = unsafe { Some(from_buf(r.gr_name as *const u8)) };
self.groups.find_or_insert(gid, Unix::group_membership(r.gr_mem, &self.username));
self.group_names.find_or_insert(gid, group_name);
self.groups.insert(gid, Unix::group_membership(r.gr_mem, &self.username));
self.group_names.insert(gid, group_name);
}
}