11 Commits
Author SHA1 Message Date
David Peter becc75caf1 Fix #254 2026-02-14 13:42:51 +01:00
Sharif Haason cc9476d665 Return a proper error if terminal size fails 2022-07-17 15:53:56 -04:00
Sharif Haason ab381e88f8 Change columns type to u16 2022-07-17 15:53:23 -04:00
Sharif Haason 361ded43fd Remove debugging line 2022-07-17 15:48:05 -04:00
Sharif Haason 20056fb4d9 Bump MSRV 2022-07-17 15:26:43 -04:00
Sharif Haason 34c55b5e55 Implement -a and -t for terminal width setting 2022-07-17 15:20:00 -04:00
Sharif Haason f4c4b22c57 Added test for multiple columns 2022-07-17 13:37:25 -04:00
Sharif Haason 98c65d94e7 Prevent overflow when columns >= 32 2022-07-17 11:31:46 -04:00
sharifandDavid Peter d74520fbab Update src/squeezer.rs
Co-authored-by: David Peter <sharkdp@users.noreply.github.com>
2022-07-17 08:54:24 -04:00
Sharif Haason c8b05ff96f cargo fmt 2022-07-12 11:49:50 -04:00
Sharif Haason 734365723b Adds --columns for Print using custom width #13 2022-07-12 11:39:24 -04:00
8 changed files with 410 additions and 125 deletions

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+1 -1
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@@ -1,7 +1,7 @@
name: CICD
env:
MIN_SUPPORTED_RUST_VERSION: "1.56.0"
MIN_SUPPORTED_RUST_VERSION: "1.56.1"
CICD_INTERMEDIATES_DIR: "_cicd-intermediates"
on:
Generated
+161 -36
View File
@@ -1,6 +1,6 @@
# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 3
version = 4
[[package]]
name = "aho-corasick"
@@ -20,6 +20,12 @@ dependencies = [
"winapi",
]
[[package]]
name = "anstyle"
version = "1.0.13"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5192cca8006f1fd4f7237516f40fa183bb07f8fbdfedaa0036de5ea9b0b45e78"
[[package]]
name = "anyhow"
version = "1.0.57"
@@ -28,13 +34,14 @@ checksum = "08f9b8508dccb7687a1d6c4ce66b2b0ecef467c94667de27d8d7fe1f8d2a9cdc"
[[package]]
name = "assert_cmd"
version = "2.0.4"
version = "2.1.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "93ae1ddd39efd67689deb1979d80bad3bf7f2b09c6e6117c8d1f2443b5e2f83e"
checksum = "9c5bcfa8749ac45dd12cb11055aeeb6b27a3895560d60d71e3c23bf979e60514"
dependencies = [
"anstyle",
"bstr",
"doc-comment",
"predicates",
"libc",
"predicates 3.1.4",
"predicates-core",
"predicates-tree",
"wait-timeout",
@@ -65,37 +72,43 @@ checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
[[package]]
name = "bstr"
version = "0.2.17"
version = "1.12.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ba3569f383e8f1598449f1a423e72e99569137b47740b1da11ef19af3d5c3223"
checksum = "63044e1ae8e69f3b5a92c736ca6269b8d12fa7efe39bf34ddb06d102cf0e2cab"
dependencies = [
"lazy_static",
"memchr",
"regex-automata",
"serde",
]
[[package]]
name = "clap"
version = "3.1.18"
name = "cc"
version = "1.0.73"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d2dbdf4bdacb33466e854ce889eee8dfd5729abf7ccd7664d0a2d60cd384440b"
checksum = "2fff2a6927b3bb87f9595d67196a70493f627687a71d87a0d692242c33f58c11"
[[package]]
name = "clap"
version = "3.2.11"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d646c7ade5eb07c4aa20e907a922750df0c448892513714fd3e4acbc7130829f"
dependencies = [
"atty",
"bitflags",
"clap_lex",
"indexmap",
"lazy_static",
"once_cell",
"strsim",
"termcolor",
"terminal_size",
"terminal_size 0.1.17",
"textwrap",
]
[[package]]
name = "clap_lex"
version = "0.2.0"
version = "0.2.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a37c35f1112dad5e6e0b1adaff798507497a18fceeb30cceb3bae7d1427b9213"
checksum = "2850f2f5a82cbf437dd5af4d49848fbdfc27c157c3d010345776f952765261c5"
dependencies = [
"os_str_bytes",
]
@@ -126,18 +139,33 @@ version = "0.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6184e33543162437515c2e2b48714794e37845ec9851711914eec9d308f6ebe8"
[[package]]
name = "doc-comment"
version = "0.3.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fea41bba32d969b513997752735605054bc0dfa92b4c56bf1189f2e174be7a10"
[[package]]
name = "either"
version = "1.6.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e78d4f1cc4ae33bbfc157ed5d5a5ef3bc29227303d595861deb238fcec4e9457"
[[package]]
name = "errno"
version = "0.2.8"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f639046355ee4f37944e44f60642c6f3a7efa3cf6b78c78a0d989a8ce6c396a1"
dependencies = [
"errno-dragonfly",
"libc",
"winapi",
]
[[package]]
name = "errno-dragonfly"
version = "0.1.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "aa68f1b12764fab894d2755d2518754e71b4fd80ecfb822714a1206c2aab39bf"
dependencies = [
"cc",
"libc",
]
[[package]]
name = "float-cmp"
version = "0.9.0"
@@ -173,7 +201,8 @@ dependencies = [
"clap",
"const_format",
"libc",
"predicates",
"predicates 2.1.1",
"terminal_size 0.2.1",
"thiserror",
]
@@ -187,6 +216,12 @@ dependencies = [
"hashbrown",
]
[[package]]
name = "io-lifetimes"
version = "0.7.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "24c3f4eff5495aee4c0399d7b6a0dc2b6e81be84242ffbfcf253ebacccc1d0cb"
[[package]]
name = "itertools"
version = "0.10.3"
@@ -197,22 +232,22 @@ dependencies = [
]
[[package]]
name = "lazy_static"
version = "1.4.0"
name = "libc"
version = "0.2.182"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
checksum = "6800badb6cb2082ffd7b6a67e6125bb39f18782f793520caee8cb8846be06112"
[[package]]
name = "libc"
version = "0.2.126"
name = "linux-raw-sys"
version = "0.0.46"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "349d5a591cd28b49e1d1037471617a32ddcda5731b99419008085f72d5a53836"
checksum = "d4d2456c373231a208ad294c33dc5bff30051eafd954cd4caae83a712b12854d"
[[package]]
name = "memchr"
version = "2.5.0"
version = "2.8.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
checksum = "f8ca58f447f06ed17d5fc4043ce1b10dd205e060fb3ce5b979b8ed8e59ff3f79"
[[package]]
name = "normalize-line-endings"
@@ -229,6 +264,12 @@ dependencies = [
"autocfg",
]
[[package]]
name = "once_cell"
version = "1.13.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "18a6dbe30758c9f83eb00cbea4ac95966305f5a7772f3f42ebfc7fc7eddbd8e1"
[[package]]
name = "os_str_bytes"
version = "6.0.1"
@@ -250,10 +291,21 @@ dependencies = [
]
[[package]]
name = "predicates-core"
version = "1.0.3"
name = "predicates"
version = "3.1.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "da1c2388b1513e1b605fcec39a95e0a9e8ef088f71443ef37099fa9ae6673fcb"
checksum = "ada8f2932f28a27ee7b70dd6c1c39ea0675c55a36879ab92f3a715eaa1e63cfe"
dependencies = [
"anstyle",
"difflib",
"predicates-core",
]
[[package]]
name = "predicates-core"
version = "1.0.10"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cad38746f3166b4031b1a0d39ad9f954dd291e7854fcc0eed52ee41a0b50d144"
[[package]]
name = "predicates-tree"
@@ -296,9 +348,9 @@ dependencies = [
[[package]]
name = "regex-automata"
version = "0.1.10"
version = "0.4.14"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6c230d73fb8d8c1b9c0b3135c5142a8acee3a0558fb8db5cf1cb65f8d7862132"
checksum = "6e1dd4122fc1595e8162618945476892eefca7b88c52820e74af6262213cae8f"
[[package]]
name = "regex-syntax"
@@ -306,6 +358,26 @@ version = "0.6.26"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "49b3de9ec5dc0a3417da371aab17d729997c15010e7fd24ff707773a33bddb64"
[[package]]
name = "rustix"
version = "0.35.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d51cc38aa10f6bbb377ed28197aa052aa4e2b762c22be9d3153d01822587e787"
dependencies = [
"bitflags",
"errno",
"io-lifetimes",
"libc",
"linux-raw-sys",
"windows-sys",
]
[[package]]
name = "serde"
version = "1.0.185"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "be9b6f69f1dfd54c3b568ffa45c310d6973a5e5148fd40cf515acaf38cf5bc31"
[[package]]
name = "strsim"
version = "0.10.0"
@@ -342,6 +414,16 @@ dependencies = [
"winapi",
]
[[package]]
name = "terminal_size"
version = "0.2.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8440c860cf79def6164e4a0a983bcc2305d82419177a0e0c71930d049e3ac5a1"
dependencies = [
"rustix",
"windows-sys",
]
[[package]]
name = "termtree"
version = "0.2.4"
@@ -354,7 +436,7 @@ version = "0.15.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b1141d4d61095b28419e22cb0bbf02755f5e54e0526f97f1e3d1d160e60885fb"
dependencies = [
"terminal_size",
"terminal_size 0.1.17",
]
[[package]]
@@ -428,3 +510,46 @@ name = "winapi-x86_64-pc-windows-gnu"
version = "0.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
[[package]]
name = "windows-sys"
version = "0.36.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ea04155a16a59f9eab786fe12a4a450e75cdb175f9e0d80da1e17db09f55b8d2"
dependencies = [
"windows_aarch64_msvc",
"windows_i686_gnu",
"windows_i686_msvc",
"windows_x86_64_gnu",
"windows_x86_64_msvc",
]
[[package]]
name = "windows_aarch64_msvc"
version = "0.36.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9bb8c3fd39ade2d67e9874ac4f3db21f0d710bee00fe7cab16949ec184eeaa47"
[[package]]
name = "windows_i686_gnu"
version = "0.36.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "180e6ccf01daf4c426b846dfc66db1fc518f074baa793aa7d9b9aaeffad6a3b6"
[[package]]
name = "windows_i686_msvc"
version = "0.36.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e2e7917148b2812d1eeafaeb22a97e4813dfa60a3f8f78ebe204bcc88f12f024"
[[package]]
name = "windows_x86_64_gnu"
version = "0.36.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4dcd171b8776c41b97521e5da127a2d86ad280114807d0b2ab1e462bc764d9e1"
[[package]]
name = "windows_x86_64_msvc"
version = "0.36.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c811ca4a8c853ef420abd8592ba53ddbbac90410fab6903b3e79972a631f7680"
+2 -1
View File
@@ -17,6 +17,7 @@ atty = "0.2"
const_format = "0.2"
libc = "0.2"
thiserror = "1.0"
terminal_size = "0.2"
[dependencies.clap]
version = "3"
@@ -24,7 +25,7 @@ default-features = false
features = ["std", "suggestions", "color", "wrap_help", "cargo"]
[dev-dependencies]
assert_cmd = "2.0"
assert_cmd = "2.1"
predicates = "2.0"
[profile.release]
+2
View File
@@ -16,6 +16,7 @@ fn main() {
let show_position_panel = true;
let use_squeezing = false;
let border_style = BorderStyle::Unicode;
let columns = 2;
let mut printer = Printer::new(
&mut handle,
@@ -24,6 +25,7 @@ fn main() {
show_position_panel,
border_style,
use_squeezing,
columns,
);
printer.print_all(&input[..]).unwrap();
}
+82 -1
View File
@@ -4,7 +4,7 @@ extern crate clap;
use std::convert::TryFrom;
use std::fs::File;
use std::io::{self, prelude::*, SeekFrom};
use std::num::NonZeroI64;
use std::num::{NonZeroI64, NonZeroU16};
use clap::{crate_name, crate_version, AppSettings, Arg, ColorChoice, Command};
@@ -16,6 +16,8 @@ use const_format::formatcp;
use thiserror::Error as ThisError;
use terminal_size::terminal_size;
use hexyl::{BorderStyle, Input, Printer};
const DEFAULT_BLOCK_SIZE: i64 = 512;
@@ -149,6 +151,42 @@ fn run() -> Result<(), AnyhowError> {
A negative value is valid and calculates an offset relative to the \
end of the file.",
),
)
.arg(
Arg::new("columns")
.short('w')
.long("columns")
.takes_value(true)
.value_name("N")
.help(
"Sets the number of hex data columns to be displayed. \
Cannot be used with other width-setting options.",
),
)
.arg(
Arg::new("terminal_width")
.short('t')
.long("terminal-width")
.takes_value(true)
.value_name("N")
.conflicts_with("columns")
.help(
"Sets the number of terminal columns to be displayed.\nSince the terminal \
width may not be an evenly divisible by the width per hex data column, this \
will use the greatest number of hex data columns that can fit in the requested \
width but still leave some space to the right.\nCannot be used with other \
width-setting options.",
),
)
.arg(
Arg::new("auto_width")
.short('a')
.long("auto-width")
.conflicts_with_all(&["columns", "terminal_width"])
.help(
"Sets the number of hex data columns to be adjusted according to the \
detected terminal width.\nCannot be used with other width-setting options.",
),
);
let matches = command.get_matches();
@@ -267,6 +305,48 @@ fn run() -> Result<(), AnyhowError> {
.transpose()?
.unwrap_or(0);
let columns = if let Some(columns) = matches
.value_of("columns")
.map(|s| {
s.parse::<NonZeroU16>().map(u16::from).context(anyhow!(
"failed to parse `--columns` arg {:?} as unsigned nonzero integer",
s
))
})
.transpose()?
{
columns
} else {
let terminal_width = if let Some(terminal_width) = matches
.value_of("terminal_width")
.map(|s| {
s.parse::<NonZeroU16>().map(u16::from).context(anyhow!(
"failed to parse `--columns` arg {:?} as unsigned nonzero integer",
s
))
})
.transpose()?
{
Some(terminal_width)
} else if matches.is_present("auto_width") {
Some(terminal_size().ok_or_else(|| anyhow!("not a TTY"))?.0 .0)
} else {
None
};
if let Some(terminal_width) = terminal_width {
let offset = if show_position_panel { 10 } else { 1 };
let col_width = if show_char_panel { 35 } else { 26 };
if (terminal_width - offset) / col_width < 1 {
1
} else {
(terminal_width - offset) / col_width
}
} else {
2
}
};
let stdout = io::stdout();
let mut stdout_lock = stdout.lock();
@@ -277,6 +357,7 @@ fn run() -> Result<(), AnyhowError> {
show_position_panel,
border_style,
squeeze,
columns,
);
printer.display_offset(skip_offset + display_offset);
printer.print_all(&mut reader).map_err(|e| anyhow!(e))?;
+145 -69
View File
@@ -154,6 +154,8 @@ pub struct Printer<'a, Writer: Write> {
byte_char_panel: Vec<String>,
squeezer: Squeezer,
display_offset: u64,
/// The number of panels to draw.
columns: u16,
}
impl<'a, Writer: Write> Printer<'a, Writer> {
@@ -164,6 +166,7 @@ impl<'a, Writer: Write> Printer<'a, Writer> {
show_position_panel: bool,
border_style: BorderStyle,
use_squeeze: bool,
columns: u16,
) -> Printer<'a, Writer> {
Printer {
idx: 1,
@@ -175,7 +178,7 @@ impl<'a, Writer: Write> Printer<'a, Writer> {
show_position_panel,
border_style,
header_was_printed: false,
byte_hex_panel: (0u8..=u8::max_value())
byte_hex_panel: (0u8..=u8::MAX)
.map(|i| {
let byte_hex = format!("{:02x} ", i);
if show_color {
@@ -187,7 +190,7 @@ impl<'a, Writer: Write> Printer<'a, Writer> {
.collect(),
byte_char_panel: show_char_panel
.then(|| {
(0u8..=u8::max_value())
(0u8..=u8::MAX)
.map(|i| {
let byte_char = format!("{}", Byte(i).as_char());
if show_color {
@@ -199,8 +202,9 @@ impl<'a, Writer: Write> Printer<'a, Writer> {
.collect()
})
.unwrap_or_default(),
squeezer: Squeezer::new(use_squeeze),
squeezer: Squeezer::new(use_squeeze, 8 * columns as u64),
display_offset: 0,
columns,
}
}
@@ -223,10 +227,20 @@ impl<'a, Writer: Write> Printer<'a, Writer> {
write!(self.writer, "{}", l).ok();
}
write!(self.writer, "{h25}{c}{h25}", c = c, h25 = h25).ok();
for _ in 0..self.columns - 1 {
write!(self.writer, "{h25}{c}", h25 = h25, c = c).ok();
}
if self.show_char_panel {
write!(self.writer, "{h25}{c}", h25 = h25, c = c).ok();
} else {
write!(self.writer, "{h25}", h25 = h25).ok();
}
if self.show_char_panel {
writeln!(self.writer, "{c}{h8}{c}{h8}{r}", c = c, h8 = h8, r = r).ok();
for _ in 0..self.columns - 1 {
write!(self.writer, "{h8}{c}", h8 = h8, c = c).ok();
}
writeln!(self.writer, "{h8}{r}", h8 = h8, r = r).ok();
} else {
writeln!(self.writer, "{r}", r = r).ok();
}
@@ -287,36 +301,30 @@ impl<'a, Writer: Write> Printer<'a, Writer> {
self.byte_char_panel[b as usize]
);
if idx == 8 {
if idx % 8 == 0 && idx % (u64::from(self.columns) * 8) != 0 {
let _ = write!(&mut self.buffer_line, "{}", self.border_style.inner_sep());
}
idx += 1;
}
if len < 8 {
let _ = writeln!(
&mut self.buffer_line,
"{0:1$}{3}{0:2$}{4}",
"",
8 - len,
8,
self.border_style.inner_sep(),
self.border_style.outer_sep(),
);
} else {
let _ = writeln!(
&mut self.buffer_line,
"{0:1$}{2}",
"",
16 - len,
self.border_style.outer_sep()
);
if len < usize::from(8 * self.columns) {
let _ = write!(&mut self.buffer_line, "{0:1$}", "", 8 - len % 8);
for _ in 0..(usize::from(8 * self.columns) - (len + (8 - len % 8))) / 8 {
let _ = write!(
&mut self.buffer_line,
"{2}{0:1$}",
"",
8,
self.border_style.inner_sep()
);
}
}
let _ = writeln!(&mut self.buffer_line, "{}", self.border_style.outer_sep());
}
pub fn print_byte(&mut self, b: u8) -> io::Result<()> {
if self.idx % 16 == 1 {
if self.idx % (u64::from(self.columns) * 8) == 1 {
self.print_header();
self.print_position_panel();
}
@@ -326,14 +334,10 @@ impl<'a, Writer: Write> Printer<'a, Writer> {
self.squeezer.process(b, self.idx);
match self.idx % 16 {
8 => {
let _ = write!(&mut self.buffer_line, "{} ", self.border_style.inner_sep());
}
0 => {
self.print_textline()?;
}
_ => {}
if self.idx % (u64::from(self.columns) * 8) == 0 {
self.print_textline()?;
} else if self.idx % 8 == 0 {
let _ = write!(&mut self.buffer_line, "{} ", self.border_style.inner_sep());
}
self.idx += 1;
@@ -347,16 +351,33 @@ impl<'a, Writer: Write> Printer<'a, Writer> {
if len == 0 {
if self.squeezer.active() {
self.print_position_panel();
let _ = writeln!(
write!(&mut self.buffer_line, "{0:1$}", "", 24)?;
for _ in 0..self.columns - 1 {
write!(
&mut self.buffer_line,
"{2}{0:1$}",
"",
25,
self.border_style.inner_sep()
)?;
}
write!(
&mut self.buffer_line,
"{0:1$}{4}{0:2$}{5}{0:3$}{4}{0:3$}{5}",
"{2}{0:1$}",
"",
24,
25,
8,
self.border_style.inner_sep(),
self.border_style.outer_sep(),
);
self.border_style.outer_sep()
)?;
for _ in 0..self.columns - 1 {
write!(
&mut self.buffer_line,
"{2}{0:1$}",
"",
8,
self.border_style.inner_sep()
)?;
}
writeln!(&mut self.buffer_line, "{}", self.border_style.outer_sep())?;
self.writer.write_all(&self.buffer_line)?;
}
return Ok(());
@@ -364,28 +385,22 @@ impl<'a, Writer: Write> Printer<'a, Writer> {
let squeeze_action = self.squeezer.action();
// print empty space on last line
if squeeze_action != SqueezeAction::Delete {
if len < 8 {
let _ = write!(
&mut self.buffer_line,
"{0:1$}{3}{0:2$}{4}",
"",
3 * (8 - len),
1 + 3 * 8,
self.border_style.inner_sep(),
self.border_style.outer_sep(),
);
} else {
let _ = write!(
&mut self.buffer_line,
"{0:1$}{2}",
"",
3 * (16 - len),
self.border_style.outer_sep()
);
if len < usize::from(8 * self.columns) {
write!(&mut self.buffer_line, "{0:1$}", "", 3 * (8 - len % 8))?;
for _ in 0..(usize::from(8 * self.columns) - (len + (8 - len % 8))) / 8 {
write!(
&mut self.buffer_line,
"{2}{0:1$}",
"",
1 + 3 * 8,
self.border_style.inner_sep()
)?;
}
}
write!(&mut self.buffer_line, "{}", self.border_style.outer_sep())?;
}
self.print_char_panel();
match squeeze_action {
@@ -397,17 +412,33 @@ impl<'a, Writer: Write> Printer<'a, Writer> {
} else {
String::from("*")
};
let _ = writeln!(
write!(
&mut self.buffer_line,
"{5}{0}{1:2$}{5}{1:3$}{6}{1:3$}{5}{1:4$}{6}{1:4$}{5}",
"{3}{0}{1:2$}{3}",
asterisk,
"",
7,
25,
8,
self.border_style.outer_sep(),
self.border_style.inner_sep(),
);
self.border_style.outer_sep()
)?;
for i in 0..self.columns {
write!(&mut self.buffer_line, "{0:1$}", "", 25)?;
if i != self.columns - 1 {
write!(&mut self.buffer_line, "{}", self.border_style.inner_sep())?;
} else {
write!(&mut self.buffer_line, "{}", self.border_style.outer_sep())?;
}
}
for i in 0..self.columns {
write!(&mut self.buffer_line, "{0:1$}", "", 8)?;
if i != self.columns - 1 {
write!(&mut self.buffer_line, "{}", self.border_style.inner_sep())?;
} else {
writeln!(&mut self.buffer_line, "{}", self.border_style.outer_sep())?;
}
}
}
SqueezeAction::Delete => self.buffer_line.clear(),
SqueezeAction::Ignore => (),
@@ -484,7 +515,15 @@ mod tests {
fn assert_print_all_output<Reader: Read>(input: Reader, expected_string: String) {
let mut output = vec![];
let mut printer = Printer::new(&mut output, false, true, true, BorderStyle::Unicode, true);
let mut printer = Printer::new(
&mut output,
false,
true,
true,
BorderStyle::Unicode,
true,
2,
);
printer.print_all(input).unwrap();
@@ -528,8 +567,15 @@ mod tests {
.to_owned();
let mut output = vec![];
let mut printer: Printer<Vec<u8>> =
Printer::new(&mut output, false, true, true, BorderStyle::Unicode, true);
let mut printer: Printer<Vec<u8>> = Printer::new(
&mut output,
false,
true,
true,
BorderStyle::Unicode,
true,
2,
);
printer.display_offset(0xdeadbeef);
printer.print_all(input).unwrap();
@@ -537,4 +583,34 @@ mod tests {
let actual_string: &str = str::from_utf8(&output).unwrap();
assert_eq!(actual_string, expected_string)
}
#[test]
fn multiple_columns() {
let input = io::Cursor::new(b"supercalifragilisticexpialidocioussupercalifragilisticexpialidocioussupercalifragilisticexpialidocious");
let expected_string = "\
┌────────┬─────────────────────────┬─────────────────────────┬─────────────────────────┬─────────────────────────┬────────┬────────┬────────┬────────┐
│00000000│ 73 75 70 65 72 63 61 6c ┊ 69 66 72 61 67 69 6c 69 ┊ 73 74 69 63 65 78 70 69 ┊ 61 6c 69 64 6f 63 69 6f │supercal┊ifragili┊sticexpi┊alidocio│
│00000020│ 75 73 73 75 70 65 72 63 ┊ 61 6c 69 66 72 61 67 69 ┊ 6c 69 73 74 69 63 65 78 ┊ 70 69 61 6c 69 64 6f 63 │ussuperc┊alifragi┊listicex┊pialidoc│
│00000040│ 69 6f 75 73 73 75 70 65 ┊ 72 63 61 6c 69 66 72 61 ┊ 67 69 6c 69 73 74 69 63 ┊ 65 78 70 69 61 6c 69 64 │ioussupe┊rcalifra┊gilistic┊expialid│
│00000060│ 6f 63 69 6f 75 73 ┊ ┊ ┊ │ocious ┊ ┊ ┊ │
└────────┴─────────────────────────┴─────────────────────────┴─────────────────────────┴─────────────────────────┴────────┴────────┴────────┴────────┘
"
.to_owned();
let mut output = vec![];
let mut printer: Printer<Vec<u8>> = Printer::new(
&mut output,
false,
true,
true,
BorderStyle::Unicode,
true,
4,
);
printer.print_all(input).unwrap();
let actual_string: &str = str::from_utf8(&output).unwrap();
assert_eq!(actual_string, expected_string)
}
}
+16 -16
View File
@@ -22,6 +22,7 @@ enum SqueezeState {
pub struct Squeezer {
state: SqueezeState,
byte: u8,
lsize: u64,
}
#[derive(Debug, PartialEq)]
@@ -31,11 +32,8 @@ pub enum SqueezeAction {
Delete,
}
/// line size
const LSIZE: u64 = 16;
impl Squeezer {
pub fn new(enabled: bool) -> Squeezer {
pub fn new(enabled: bool, lsize: u64) -> Squeezer {
Squeezer {
state: if enabled {
SqueezeState::Probe
@@ -43,6 +41,7 @@ impl Squeezer {
SqueezeState::Disabled
},
byte: 0,
lsize,
}
}
@@ -53,7 +52,7 @@ impl Squeezer {
}
let eq = b == self.byte;
if i % LSIZE == 0 {
if i % self.lsize == 0 {
if !eq {
self.state = Probe;
} else {
@@ -68,9 +67,9 @@ impl Squeezer {
};
}
} else if !eq {
if i % LSIZE == 1 {
if i % self.lsize == 1 {
self.state = Probe;
} else if i % LSIZE != 1 {
} else if i % self.lsize != 1 {
self.state = NoSqueeze;
}
}
@@ -111,13 +110,14 @@ impl Squeezer {
mod tests {
use super::*;
const LSIZE: u64 = 16;
const LSIZE_USIZE: usize = LSIZE as usize;
#[test]
fn three_same_lines() {
const LINES: usize = 3;
let v = vec![0u8; LINES * LSIZE_USIZE];
let mut s = Squeezer::new(true);
let mut s = Squeezer::new(true, LSIZE);
// just initialized
assert_eq!(s.action(), SqueezeAction::Ignore);
s.advance();
@@ -144,7 +144,7 @@ mod tests {
fn incomplete_while_squeeze() {
// fourth line only has 12 bytes and should be printed
let v = vec![0u8; 3 * LSIZE_USIZE + 12];
let mut s = Squeezer::new(true);
let mut s = Squeezer::new(true, LSIZE);
// just initialized
assert_eq!(s.action(), SqueezeAction::Ignore);
s.advance();
@@ -175,7 +175,7 @@ mod tests {
v.extend(vec![1u8; 16]);
v.extend(vec![2u8; 16]);
let mut s = Squeezer::new(true);
let mut s = Squeezer::new(true, LSIZE);
// just initialized
assert_eq!(s.action(), SqueezeAction::Ignore);
s.advance();
@@ -206,7 +206,7 @@ mod tests {
let mut v = vec![0u8; (LINES - 1) * LSIZE_USIZE];
v.extend(vec![1u8; 16]);
let mut s = Squeezer::new(true);
let mut s = Squeezer::new(true, LSIZE);
// just initialized
assert_eq!(s.action(), SqueezeAction::Ignore);
s.advance();
@@ -237,7 +237,7 @@ mod tests {
v.extend(vec![0u8; 8]);
v.extend(vec![1u8; 8]);
let mut s = Squeezer::new(true);
let mut s = Squeezer::new(true, LSIZE);
// just initialized
assert_eq!(s.action(), SqueezeAction::Ignore);
s.advance();
@@ -270,7 +270,7 @@ mod tests {
v.extend(vec![0u8; 8]);
v.extend(vec![1u8; 8]);
let mut s = Squeezer::new(true);
let mut s = Squeezer::new(true, LSIZE);
// just initialized
assert_eq!(s.action(), SqueezeAction::Ignore);
s.advance();
@@ -309,7 +309,7 @@ mod tests {
v.extend(vec![20u8; 16]); // print
v.extend(vec![0u8; 12]); // print, only 12 bytes
let mut s = Squeezer::new(true);
let mut s = Squeezer::new(true, LSIZE);
// just initialized
assert_eq!(s.action(), SqueezeAction::Ignore);
s.advance();
@@ -351,7 +351,7 @@ mod tests {
v.extend(vec![20u8; 16]);
v.extend(vec![20u8; 16]);
let mut s = Squeezer::new(true);
let mut s = Squeezer::new(true, LSIZE);
// just initialized
assert_eq!(s.action(), SqueezeAction::Ignore);
s.advance();
@@ -383,7 +383,7 @@ mod tests {
v.extend(vec![20u8; 15]);
v.extend(vec![20u8; 16]);
let mut s = Squeezer::new(true);
let mut s = Squeezer::new(true, LSIZE);
// just initialized
assert_eq!(s.action(), SqueezeAction::Ignore);
s.advance();
+1 -1
View File
@@ -1,7 +1,7 @@
use assert_cmd::Command;
fn hexyl() -> Command {
let mut cmd = Command::cargo_bin("hexyl").unwrap();
let mut cmd = Command::new(assert_cmd::cargo_bin!("hexyl"));
cmd.current_dir("tests/examples");
cmd
}