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Reuse zip warning message

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This commit is contained in:
João M. Bezerra 2022-02-03 18:00:02 -03:00
parent 1a1449a569
commit 26138e0f06
1 changed files with 12 additions and 16 deletions
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28
src/commands.rs
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@ -29,6 +29,13 @@ use crate::{
warning, Opts, QuestionAction, QuestionPolicy, Subcommand,
};
// Message used to advice the user that .zip archives have limitations that require it to load everything into memory at once
// and this can lead to out-of-memory scenarios for archives that are big enough.
const ZIP_IN_MEMORY_LIMITATION_WARNING: &str =
"\tThere is a limitation for .zip archives with extra extensions. (e.g. <file>.zip.gz)
\tThe design of .zip makes it impossible to compress via stream, so it must be done entirely in memory.
\tBy compressing .zip with extra compression formats, you can run out of RAM if the file is too large!";
// Used in BufReader and BufWriter to perform less syscalls
const BUFFER_CAPACITY: usize = 1024 * 64;
@ -300,7 +307,8 @@ fn compress_files(
.iter()
.map(|f| (f.metadata().expect("file exists").len(), f.is_file()))
.fold((0, true), |(total_size, and_precise), (size, precise)| (total_size + size, and_precise & precise));
//NOTE: canonicalize is here to avoid a weird bug:
// NOTE: canonicalize is here to avoid a weird bug:
// > If output_file_path is a nested path and it exists and the user overwrite it
// >> output_file_path.exists() will always return false (somehow)
// - canonicalize seems to fix this
@ -364,11 +372,7 @@ fn compress_files(
Zip => {
if formats.len() > 1 {
eprintln!("{orange}[WARNING]{reset}", orange = *colors::ORANGE, reset = *colors::RESET);
eprintln!(
"\tThere is a limitation for .zip archives with extra extensions. (e.g. <file>.zip.gz)\
\n\tThe design of .zip makes it impossible to compress via stream, so it must be done entirely in memory.\
\n\tBy compressing .zip with extra compression formats, you can run out of RAM if the file is too large!"
);
eprintln!("{}", ZIP_IN_MEMORY_LIMITATION_WARNING);
// give user the option to continue compressing after warning is shown
if !user_wants_to_continue(output_dir, question_policy, QuestionAction::Compression)? {
@ -529,11 +533,7 @@ fn decompress_file(
Zip => {
if formats.len() > 1 {
eprintln!("{orange}[WARNING]{reset}", orange = *colors::ORANGE, reset = *colors::RESET);
eprintln!(
"\tThere is a limitation for .zip archives with extra extensions. (e.g. <file>.zip.gz)\
\n\tThe design of .zip makes it impossible to compress via stream, so it must be done entirely in memory.\
\n\tBy compressing .zip with extra compression formats, you can run out of RAM if the file is too large!"
);
eprintln!("{}", ZIP_IN_MEMORY_LIMITATION_WARNING);
// give user the option to continue decompressing after warning is shown
if !user_wants_to_continue(input_file_path, question_policy, QuestionAction::Decompression)? {
@ -628,11 +628,7 @@ fn list_archive_contents(
Zip => {
if formats.len() > 1 {
eprintln!("{orange}[WARNING]{reset}", orange = *colors::ORANGE, reset = *colors::RESET);
eprintln!(
"\tThere is a limitation for .zip archives with extra extensions. (e.g. <file>.zip.gz)\
\n\tThe design of .zip makes it impossible to compress via stream, so it must be done entirely in memory.\
\n\tBy compressing .zip with extra compression formats, you can run out of RAM if the file is too large!"
);
eprintln!("{}", ZIP_IN_MEMORY_LIMITATION_WARNING);
// give user the option to continue decompressing after warning is shown
if !user_wants_to_continue(archive_path, question_policy, QuestionAction::Decompression)? {