Match highlighting and better colors in report

This commit is contained in:
Cameron Cordes
2020-05-19 15:17:09 -04:00
parent b73e4d38f1
commit e1aa96dd78
3 changed files with 254 additions and 13 deletions

143
Cargo.lock generated
View File

@@ -9,6 +9,18 @@ dependencies = [
"winapi",
]
[[package]]
name = "arrayref"
version = "0.3.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a4c527152e37cf757a3f78aae5a06fbeefdb07ccc535c980a3208ee3060dd544"
[[package]]
name = "arrayvec"
version = "0.5.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cff77d8686867eceff3105329d4698d96c2391c176d5d03adc90c7389162b5b8"
[[package]]
name = "atty"
version = "0.2.14"
@@ -20,12 +32,41 @@ dependencies = [
"winapi",
]
[[package]]
name = "autocfg"
version = "1.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f8aac770f1885fd7e387acedd76065302551364496e46b3dd00860b2f8359b9d"
[[package]]
name = "base64"
version = "0.11.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b41b7ea54a0c9d92199de89e20e58d49f02f8e699814ef3fdf266f6f748d15c7"
[[package]]
name = "bitflags"
version = "1.2.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
[[package]]
name = "blake2b_simd"
version = "0.5.10"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d8fb2d74254a3a0b5cac33ac9f8ed0e44aa50378d9dbb2e5d83bd21ed1dc2c8a"
dependencies = [
"arrayref",
"arrayvec",
"constant_time_eq",
]
[[package]]
name = "cfg-if"
version = "0.1.10"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
[[package]]
name = "clap"
version = "2.33.0"
@@ -41,6 +82,56 @@ dependencies = [
"vec_map",
]
[[package]]
name = "constant_time_eq"
version = "0.1.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "245097e9a4535ee1e3e3931fcfcd55a796a44c643e8596ff6566d68f09b87bbc"
[[package]]
name = "crossbeam-utils"
version = "0.7.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c3c7c73a2d1e9fc0886a08b93e98eb643461230d5f1925e4036204d5f2e261a8"
dependencies = [
"autocfg",
"cfg-if",
"lazy_static",
]
[[package]]
name = "dirs"
version = "2.0.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "13aea89a5c93364a98e9b37b2fa237effbb694d5cfe01c5b70941f7eb087d5e3"
dependencies = [
"cfg-if",
"dirs-sys",
]
[[package]]
name = "dirs-sys"
version = "0.3.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "afa0b23de8fd801745c471deffa6e12d248f962c9fd4b4c33787b055599bde7b"
dependencies = [
"cfg-if",
"libc",
"redox_users",
"winapi",
]
[[package]]
name = "getrandom"
version = "0.1.14"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7abc8dd8451921606d809ba32e95b6111925cd2906060d2dcc29c070220503eb"
dependencies = [
"cfg-if",
"libc",
"wasi",
]
[[package]]
name = "hermit-abi"
version = "0.1.12"
@@ -50,6 +141,12 @@ dependencies = [
"libc",
]
[[package]]
name = "lazy_static"
version = "1.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
[[package]]
name = "libc"
version = "0.2.69"
@@ -61,6 +158,36 @@ name = "rack"
version = "0.1.0"
dependencies = [
"clap",
"term",
]
[[package]]
name = "redox_syscall"
version = "0.1.56"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2439c63f3f6139d1b57529d16bc3b8bb855230c8efcc5d3a896c8bea7c3b1e84"
[[package]]
name = "redox_users"
version = "0.3.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "09b23093265f8d200fa7b4c2c76297f47e681c655f6f1285a8780d6a022f7431"
dependencies = [
"getrandom",
"redox_syscall",
"rust-argon2",
]
[[package]]
name = "rust-argon2"
version = "0.7.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2bc8af4bda8e1ff4932523b94d3dd20ee30a87232323eda55903ffd71d2fb017"
dependencies = [
"base64",
"blake2b_simd",
"constant_time_eq",
"crossbeam-utils",
]
[[package]]
@@ -69,6 +196,16 @@ version = "0.8.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
[[package]]
name = "term"
version = "0.6.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c0863a3345e70f61d613eab32ee046ccd1bcc5f9105fe402c61fcd0c13eeb8b5"
dependencies = [
"dirs",
"winapi",
]
[[package]]
name = "textwrap"
version = "0.11.0"
@@ -90,6 +227,12 @@ version = "0.8.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "05c78687fb1a80548ae3250346c3db86a80a7cdd77bda190189f2d0a0987c81a"
[[package]]
name = "wasi"
version = "0.9.0+wasi-snapshot-preview1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
[[package]]
name = "winapi"
version = "0.3.8"

View File

@@ -4,7 +4,6 @@ version = "0.1.0"
authors = ["Cameron Cordes <cameronc.dev@gmail.com>"]
edition = "2018"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
clap = "2.33.0"
term = "0.6.1"

View File

@@ -1,31 +1,130 @@
use std::env;
use std::io;
use std::fs::{self};
use std::path::Path;
extern crate term;
mod config;
fn main() {
let config = config::Config::from_args();
println!("{:?}", config);
let path = Path::new(".");
traverse_dir(path);
let results = traverse_dir(&config, path, |config, path| check_file(config, path));
match results {
Result::Ok(matches) if matches.len() == 0 => println!("No matches :("),
Result::Ok(matches) => print_report(&matches),
Result::Err(msg) => println!("Error while parsing: {}", msg)
}
}
fn parse_args() {
fn traverse_dir(config: &config::Config, dir: &Path, operation: fn(&config::Config, &Path) -> io::Result<FileMatch>)
-> io::Result<Vec<FileMatch>> {
let mut matches: Vec<FileMatch> = Vec::new();
for entry in fs::read_dir(dir)? {
let entry = entry?;
let file_type = entry.file_type()?;
if file_type.is_dir() {
let results = traverse_dir(&config, &entry.path(), operation)?;
for mat in results.as_slice() {
if mat.matches.len() > 0 {
matches.append(&mut results.clone());
}
}
} else {
let result = operation(&config, &entry.path());
match result {
Result::Ok(result) if result.matches.len() > 0 => matches.push(result),
_ => ()
}
}
}
Ok(matches)
}
#[derive(Debug, Clone)]
struct FileMatch {
file_name: String,
matches: Vec<Match>
}
fn traverse_dir(dir: &Path) -> io::Result<()> {
for entry in fs::read_dir(dir)? {
let entry = entry?;
let file_type = entry.file_type()?;
impl FileMatch {
fn print(&self) {
let mut term = term::stdout().unwrap();
term.fg(term::color::YELLOW).unwrap();
term.attr(term::Attr::Bold).unwrap();
println!("{}:", self.file_name);
term.reset().unwrap();
if file_type.is_dir() {
traverse_dir(&entry.path());
for mat in &self.matches {
term.attr(term::Attr::Bold).unwrap();
print!("{}: ", mat.line_number);
term.reset().unwrap();
let mut last_position = 0;
for (idx, match_index) in mat.match_indexes.iter().enumerate() {
print!("{}", mat.text.get(last_position..match_index.start).unwrap());
term.fg(term::color::BRIGHT_RED).unwrap();
print!("{}", mat.text.get(match_index.start..match_index.end).unwrap());
term.reset().unwrap();
if idx == mat.match_indexes.len() -1 {
println!("{}", mat.text.get(match_index.end..mat.text.len()).unwrap());
last_position = 0;
} else {
last_position = match_index.end;
}
}
}
println!();
}
}
#[derive(Debug, Clone)]
struct Match {
line_number: usize,
match_indexes: Vec<MatchIndex>,
text: String
}
#[derive(Debug, Clone)]
struct MatchIndex {
start: usize,
end: usize
}
fn check_file(config: &config::Config, path: &Path) -> io::Result<FileMatch> {
let pattern = &config.pattern;
// TODO: Use BufRead and read_line instead of reading the entire file into memory.
let content = fs::read_to_string(&path)?;
let mut matches = Vec::new();
for (number, line) in content.lines().enumerate() {
if line.contains(pattern) {
let mut indexes = Vec::<MatchIndex>::new();
for m in line.trim().match_indices(pattern) {
indexes.push(MatchIndex { start: m.0, end: m.0 + pattern.len() });
}
matches.push(Match { line_number: number + 1, text: line.trim().to_string(), match_indexes: indexes });
}
}
Ok(())
Ok(FileMatch { file_name: path.to_str().unwrap().to_string(), matches: matches })
}
fn print_report(matches: &Vec<FileMatch>) {
for file in matches {
file.print()
// println!("{}:", file.file_name);
// for mat in &file.matches {
// println!("{}", mat.text);
// }
// println!();
}
}