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Handle non-UTF8 files

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This commit is contained in:
Shafkath Shuhan 2021-06-23 02:03:34 -04:00 committed by Blaž Hrastnik
parent 9706f1121d
commit fd98e743e8
7 changed files with 357 additions and 64 deletions
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1
.gitattributes vendored Normal file
View file

@ -0,0 +1 @@
helix-view/tests/* linguist-generated

42
Cargo.lock generated
View file

@ -65,12 +65,29 @@ dependencies = [
"jobserver",
]
[[package]]
name = "cfg-if"
version = "0.1.10"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
[[package]]
name = "cfg-if"
version = "1.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
[[package]]
name = "chardetng"
version = "0.1.13"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "81a81b0d8f8ee23417182818b4f06312c5f535c2b04eef1773f7c24bbdf8c500"
dependencies = [
"cfg-if 0.1.10",
"encoding_rs",
"memchr",
]
[[package]]
name = "chrono"
version = "0.4.19"
@ -89,7 +106,7 @@ version = "0.8.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d82cfc11ce7f2c3faef78d8a684447b40d503d9681acebed6cb728d45940c4db"
dependencies = [
"cfg-if",
"cfg-if 1.0.0",
"lazy_static",
]
@ -125,7 +142,7 @@ version = "2.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b98cf8ebf19c3d1b223e151f99a4f9f0690dca41414773390fc824184ac833e1"
dependencies = [
"cfg-if",
"cfg-if 1.0.0",
"dirs-sys-next",
]
@ -146,13 +163,22 @@ version = "1.6.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e78d4f1cc4ae33bbfc157ed5d5a5ef3bc29227303d595861deb238fcec4e9457"
[[package]]
name = "encoding_rs"
version = "0.8.28"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "80df024fbc5ac80f87dfef0d9f5209a252f2a497f7f42944cff24d8253cac065"
dependencies = [
"cfg-if 1.0.0",
]
[[package]]
name = "etcetera"
version = "0.3.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "016b04fd1e94fb833d432634245c9bb61cf1c7409668a0e7d4c3ab00c5172dec"
dependencies = [
"cfg-if",
"cfg-if 1.0.0",
"dirs-next",
"thiserror",
]
@ -244,7 +270,7 @@ version = "0.2.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7fcd999463524c52659517fe2cea98493cfe485d10565e7b0fb07dbba7ad2753"
dependencies = [
"cfg-if",
"cfg-if 1.0.0",
"libc",
"wasi",
]
@ -355,7 +381,9 @@ name = "helix-view"
version = "0.2.0"
dependencies = [
"anyhow",
"chardetng",
"crossterm",
"encoding_rs",
"futures-util",
"helix-core",
"helix-lsp",
@ -414,7 +442,7 @@ version = "0.1.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "61124eeebbd69b8190558df225adf7e4caafce0d743919e5d6b19652314ec5ec"
dependencies = [
"cfg-if",
"cfg-if 1.0.0",
]
[[package]]
@ -472,7 +500,7 @@ version = "0.4.14"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "51b9bbe6c47d51fc3e1a9b945965946b4c44142ab8792c50835a980d362c2710"
dependencies = [
"cfg-if",
"cfg-if 1.0.0",
]
[[package]]
@ -595,7 +623,7 @@ version = "0.8.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fa7a782938e745763fe6907fc6ba86946d72f49fe7e21de074e08128a99fb018"
dependencies = [
"cfg-if",
"cfg-if 1.0.0",
"instant",
"libc",
"redox_syscall",

2
helix-core/src/lib.rs
View file

@ -101,7 +101,7 @@ pub use etcetera::home_dir;
use etcetera::base_strategy::{choose_base_strategy, BaseStrategy};
pub use ropey::{Rope, RopeSlice};
pub use ropey::{Rope, RopeBuilder, RopeSlice};
pub use tendril::StrTendril as Tendril;

14
helix-term/src/commands.rs
View file

@ -239,7 +239,6 @@ impl Command {
join_selections,
keep_selections,
keep_primary_selection,
save,
completion,
hover,
toggle_comments,
@ -1080,7 +1079,7 @@ mod cmd {
if autofmt {
doc.format(view.id); // TODO: merge into save
}
helix_lsp::block_on(doc.save());
helix_lsp::block_on(tokio::spawn(doc.save()));
Ok(())
}
@ -1256,7 +1255,7 @@ mod cmd {
errors.push_str("cannot write a buffer without a filename\n");
continue;
}
helix_lsp::block_on(doc.save());
helix_lsp::block_on(tokio::spawn(doc.save()));
}
editor.set_error(errors);
@ -2950,15 +2949,6 @@ fn keep_primary_selection(cx: &mut Context) {
doc.set_selection(view.id, selection);
}
//
fn save(cx: &mut Context) {
// Spawns an async task to actually do the saving. This way we prevent blocking.
// TODO: handle save errors somehow?
tokio::spawn(doc_mut!(cx.editor).save());
}
fn completion(cx: &mut Context) {
// trigger on trigger char, or if user calls it
// (or on word char typing??)

4
helix-view/Cargo.toml
View file

@ -31,9 +31,11 @@ futures-util = { version = "0.3", features = ["std", "async-await"], default-fea
slotmap = "1"
encoding_rs = "0.8"
chardetng = "0.1"
serde = { version = "1.0", features = ["derive"] }
toml = "0.5"
log = "~0.4"
which = "4.1"

351
helix-view/src/document.rs
View file

@ -11,7 +11,7 @@ use helix_core::{
history::History,
line_ending::auto_detect_line_ending,
syntax::{self, LanguageConfiguration},
ChangeSet, Diagnostic, LineEnding, Rope, Selection, State, Syntax, Transaction,
ChangeSet, Diagnostic, LineEnding, Rope, RopeBuilder, Selection, State, Syntax, Transaction,
DEFAULT_LINE_ENDING,
};
@ -19,6 +19,8 @@ use crate::{DocumentId, Theme, ViewId};
use std::collections::HashMap;
const BUF_SIZE: usize = 8192;
#[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
pub enum Mode {
Normal,
@ -39,6 +41,7 @@ pub struct Document {
pub(crate) selections: HashMap<ViewId, Selection>,
path: Option<PathBuf>,
encoding: &'static encoding_rs::Encoding,
/// Current editing mode.
pub mode: Mode,
@ -78,6 +81,7 @@ impl fmt::Debug for Document {
.field("text", &self.text)
.field("selections", &self.selections)
.field("path", &self.path)
.field("encoding", &self.encoding)
.field("mode", &self.mode)
.field("restore_cursor", &self.restore_cursor)
.field("syntax", &self.syntax)
@ -116,6 +120,173 @@ impl FromStr for Mode {
}
}
// The documentation and implementation of this function should be up-to-date with
// its sibling function, `to_writer()`.
//
/// Decodes a stream of bytes into UTF-8, returning a `Rope` and the
/// encoding it was decoded as. The optional `encoding` parameter can
/// be used to override encoding auto-detection.
pub fn from_reader<R: std::io::Read + ?Sized>(
reader: &mut R,
encoding: Option<&'static encoding_rs::Encoding>,
) -> Result<(Rope, &'static encoding_rs::Encoding), Error> {
// These two buffers are 8192 bytes in size each and are used as
// intermediaries during the decoding process. Text read into `buf`
// from `reader` is decoded into `buf_out` as UTF-8. Once either
// `buf_out` is full or the end of the reader was reached, the
// contents are appended to `builder`.
let mut buf = [0u8; BUF_SIZE];
let mut buf_out = [0u8; BUF_SIZE];
let mut builder = RopeBuilder::new();
// By default, the encoding of the text is auto-detected via the
// `chardetng` crate which requires sample data from the reader.
// As a manual override to this auto-detection is possible, the
// same data is read into `buf` to ensure symmetry in the upcoming
// loop.
let (encoding, mut decoder, mut slice, mut is_empty) = {
let read = reader.read(&mut buf)?;
let is_empty = read == 0;
let encoding = encoding.unwrap_or_else(|| {
let mut encoding_detector = chardetng::EncodingDetector::new();
encoding_detector.feed(&buf, is_empty);
encoding_detector.guess(None, true)
});
let decoder = encoding.new_decoder();
// If the amount of bytes read from the reader is less than
// `buf.len()`, it is undesirable to read the bytes afterwards.
let slice = &buf[..read];
(encoding, decoder, slice, is_empty)
};
// `RopeBuilder::append()` expects a `&str`, so this is the "real"
// output buffer. When decoding, the number of bytes in the output
// buffer will often exceed the number of bytes in the input buffer.
// The `result` returned by `decode_to_str()` will state whether or
// not that happened. The contents of `buf_str` is appended to
// `builder` and it is reused for the next iteration of the decoding
// loop.
//
// As it is possible to read less than the buffer's maximum from `read()`
// even when the end of the reader has yet to be reached, the end of
// the reader is determined only when a `read()` call returns `0`.
//
// SAFETY: `buf_out` is a zero-initialized array, thus it will always
// contain valid UTF-8.
let buf_str = unsafe { std::str::from_utf8_unchecked_mut(&mut buf_out[..]) };
let mut total_written = 0usize;
loop {
let mut total_read = 0usize;
loop {
let (result, read, written, ..) = decoder.decode_to_str(
&slice[total_read..],
&mut buf_str[total_written..],
is_empty,
);
// These variables act as the read and write cursors of `buf` and `buf_str` respectively.
// They are necessary in case the output buffer fills before decoding of the entire input
// loop is complete. Otherwise, the loop would endlessly iterate over the same `buf` and
// the data inside the output buffer would be overwritten.
total_read += read;
total_written += written;
match result {
encoding_rs::CoderResult::InputEmpty => {
debug_assert_eq!(slice.len(), total_read);
break;
}
encoding_rs::CoderResult::OutputFull => {
debug_assert!(slice.len() > total_read);
builder.append(&buf_str[..total_written]);
total_written = 0;
}
}
}
// Once the end of the stream is reached, the output buffer is
// flushed and the loop terminates.
if is_empty {
debug_assert_eq!(reader.read(&mut buf)?, 0);
builder.append(&buf_str[..total_written]);
break;
}
// Once the previous input has been processed and decoded, the next set of
// data is fetched from the reader. The end of the reader is determined to
// be when exactly `0` bytes were read from the reader, as per the invariants
// of the `Read` trait.
let read = reader.read(&mut buf)?;
slice = &buf[..read];
is_empty = read == 0;
}
let rope = builder.finish();
Ok((rope, encoding))
}
// The documentation and implementation of this function should be up-to-date with
// its sibling function, `from_reader()`.
//
/// Encodes the text inside `rope` into the given `encoding` and writes the
/// encoded output into `writer.` As a `Rope` can only contain valid UTF-8,
/// replacement characters may appear in the encoded text.
pub async fn to_writer<'a, W: tokio::io::AsyncWriteExt + Unpin + ?Sized>(
writer: &'a mut W,
encoding: &'static encoding_rs::Encoding,
rope: &'a Rope,
) -> Result<(), Error> {
// Text inside a `Rope` is stored as non-contiguous blocks of data called
// chunks. The absolute size of each chunk is unknown, thus it is impossible
// to predict the end of the chunk iterator ahead of time. Instead, it is
// determined by filtering the iterator to remove all empty chunks and then
// appending an empty chunk to it. This is valuable for detecting when all
// chunks in the `Rope` have been iterated over in the subsequent loop.
let iter = rope
.chunks()
.filter(|c| !c.is_empty())
.chain(std::iter::once(""));
let mut buf = [0u8; BUF_SIZE];
let mut encoder = encoding.new_encoder();
let mut total_written = 0usize;
for chunk in iter {
let is_empty = chunk.is_empty();
let mut total_read = 0usize;
loop {
let (result, read, written, ..) =
encoder.encode_from_utf8(&chunk[total_read..], &mut buf[total_written..], is_empty);
// These variables act as the read and write cursors of `chunk` and `buf` respectively.
// They are necessary in case the output buffer fills before encoding of the entire input
// loop is complete. Otherwise, the loop would endlessly iterate over the same `chunk` and
// the data inside the output buffer would be overwritten.
total_read += read;
total_written += written;
match result {
encoding_rs::CoderResult::InputEmpty => {
debug_assert_eq!(chunk.len(), total_read);
debug_assert!(buf.len() >= total_written);
break;
}
encoding_rs::CoderResult::OutputFull => {
debug_assert!(chunk.len() > total_read);
writer.write_all(&buf[..total_written]).await?;
total_written = 0;
}
}
}
// Once the end of the iterator is reached, the output buffer is
// flushed and the outer loop terminates.
if is_empty {
writer.write_all(&buf[..total_written]).await?;
writer.flush().await?;
break;
}
}
Ok(())
}
/// Like std::mem::replace() except it allows the replacement value to be mapped from the
/// original value.
fn take_with<T, F>(mut_ref: &mut T, closure: F)
@ -216,13 +387,15 @@ use helix_lsp::lsp;
use url::Url;
impl Document {
pub fn new(text: Rope) -> Self {
pub fn from(text: Rope, encoding: Option<&'static encoding_rs::Encoding>) -> Self {
let encoding = encoding.unwrap_or(encoding_rs::UTF_8);
let changes = ChangeSet::new(&text);
let old_state = None;
Self {
id: DocumentId::default(),
path: None,
encoding,
text,
selections: HashMap::default(),
indent_style: IndentStyle::Spaces(4),
@ -242,29 +415,31 @@ impl Document {
}
// TODO: async fn?
pub fn load(
/// Create a new document from `path`. Encoding is auto-detected, but it can be manually
/// overwritten with the `encoding` parameter.
pub fn open(
path: PathBuf,
encoding: Option<&'static encoding_rs::Encoding>,
theme: Option<&Theme>,
config_loader: Option<&syntax::Loader>,
) -> Result<Self, Error> {
use std::{fs::File, io::BufReader};
let mut doc = if !path.exists() {
Rope::from(DEFAULT_LINE_ENDING.as_str())
} else {
let file = File::open(&path).context(format!("unable to open {:?}", path))?;
Rope::from_reader(BufReader::new(file))?
};
// search for line endings
let line_ending = auto_detect_line_ending(&doc).unwrap_or(DEFAULT_LINE_ENDING);
// add missing newline at the end of file
if doc.len_bytes() == 0 || !char_is_line_ending(doc.char(doc.len_chars() - 1)) {
doc.insert(doc.len_chars(), line_ending.as_str());
if !path.exists() {
return Ok(Self::default());
}
let mut doc = Self::new(doc);
let mut file = std::fs::File::open(&path).context(format!("unable to open {:?}", path))?;
let (mut rope, encoding) = from_reader(&mut file, encoding)?;
// search for line endings
let line_ending = auto_detect_line_ending(&rope).unwrap_or(DEFAULT_LINE_ENDING);
// add missing newline at the end of file
if rope.len_bytes() == 0 || !char_is_line_ending(rope.char(rope.len_chars() - 1)) {
rope.insert(rope.len_chars(), line_ending.as_str());
}
let mut doc = Self::from(rope, Some(encoding));
// set the path and try detecting the language
doc.set_path(&path)?;
doc.detect_indent_style();
@ -303,6 +478,8 @@ impl Document {
// TODO: do we need some way of ensuring two save operations on the same doc can't run at once?
// or is that handled by the OS/async layer
/// The `Document`'s text is encoded according to its encoding and written to the file located
/// at its `path()`.
pub fn save(&mut self) -> impl Future<Output = Result<(), anyhow::Error>> {
// we clone and move text + path into the future so that we asynchronously save the current
// state without blocking any further edits.
@ -320,8 +497,11 @@ impl Document {
self.last_saved_revision = history.current_revision();
self.history.set(history);
let encoding = self.encoding;
// We encode the file according to the `Document`'s encoding.
async move {
use tokio::{fs::File, io::AsyncWriteExt};
use tokio::fs::File;
if let Some(parent) = path.parent() {
// TODO: display a prompt asking the user if the directories should be created
if !parent.exists() {
@ -330,13 +510,9 @@ impl Document {
));
}
}
let mut file = File::create(path).await?;
// write all the rope chunks to file
for chunk in text.chunks() {
file.write_all(chunk.as_bytes()).await?;
}
// TODO: flush?
let mut file = File::create(path).await?;
to_writer(&mut file, encoding, &text).await?;
if let Some(language_server) = language_server {
language_server
@ -531,7 +707,7 @@ impl Document {
self.selections.insert(view_id, selection);
}
fn _apply(&mut self, transaction: &Transaction, view_id: ViewId) -> bool {
fn apply_impl(&mut self, transaction: &Transaction, view_id: ViewId) -> bool {
let old_doc = self.text().clone();
let success = transaction.changes().apply(&mut self.text);
@ -594,7 +770,7 @@ impl Document {
});
}
let success = self._apply(transaction, view_id);
let success = self.apply_impl(transaction, view_id);
if !transaction.changes().is_empty() {
// Compose this transaction with the previous one
@ -608,7 +784,7 @@ impl Document {
pub fn undo(&mut self, view_id: ViewId) {
let mut history = self.history.take();
let success = if let Some(transaction) = history.undo() {
self._apply(&transaction, view_id)
self.apply_impl(transaction, view_id)
} else {
false
};
@ -623,7 +799,7 @@ impl Document {
pub fn redo(&mut self, view_id: ViewId) {
let mut history = self.history.take();
let success = if let Some(transaction) = history.redo() {
self._apply(&transaction, view_id)
self.apply_impl(transaction, view_id)
} else {
false
};
@ -638,14 +814,14 @@ impl Document {
pub fn earlier(&mut self, view_id: ViewId, uk: helix_core::history::UndoKind) {
let txns = self.history.get_mut().earlier(uk);
for txn in txns {
self._apply(&txn, view_id);
self.apply_impl(&txn, view_id);
}
}
pub fn later(&mut self, view_id: ViewId, uk: helix_core::history::UndoKind) {
let txns = self.history.get_mut().later(uk);
for txn in txns {
self._apply(&txn, view_id);
self.apply_impl(&txn, view_id);
}
}
@ -670,12 +846,10 @@ impl Document {
self.history.set(history);
}
#[inline]
pub fn id(&self) -> DocumentId {
self.id
}
#[inline]
pub fn is_modified(&self) -> bool {
let history = self.history.take();
let current_revision = history.current_revision();
@ -683,12 +857,10 @@ impl Document {
current_revision != self.last_saved_revision || !self.changes.is_empty()
}
#[inline]
pub fn mode(&self) -> Mode {
self.mode
}
#[inline]
/// Corresponding language scope name. Usually `source.<lang>`.
pub fn language(&self) -> Option<&str> {
self.language
@ -696,21 +868,21 @@ impl Document {
.map(|language| language.scope.as_str())
}
#[inline]
pub fn language_config(&self) -> Option<&LanguageConfiguration> {
self.language.as_deref()
}
#[inline]
/// Current document version, incremented at each change.
pub fn version(&self) -> i32 {
self.version
}
#[inline]
pub fn language_server(&self) -> Option<&helix_lsp::Client> {
self.language_server.as_deref()
}
#[inline]
/// Tree-sitter AST tree
pub fn syntax(&self) -> Option<&Syntax> {
self.syntax.as_ref()
@ -756,10 +928,12 @@ impl Document {
self.path().map(|path| Url::from_file_path(path).unwrap())
}
#[inline]
pub fn text(&self) -> &Rope {
&self.text
}
#[inline]
pub fn selection(&self, view_id: ViewId) -> &Selection {
&self.selections[&view_id]
}
@ -787,6 +961,7 @@ impl Document {
// -- LSP methods
#[inline]
pub fn identifier(&self) -> lsp::TextDocumentIdentifier {
lsp::TextDocumentIdentifier::new(self.url().unwrap())
}
@ -795,6 +970,7 @@ impl Document {
lsp::VersionedTextDocumentIdentifier::new(self.url().unwrap(), self.version)
}
#[inline]
pub fn diagnostics(&self) -> &[Diagnostic] {
&self.diagnostics
}
@ -804,6 +980,13 @@ impl Document {
}
}
impl Default for Document {
fn default() -> Self {
let text = Rope::from(DEFAULT_LINE_ENDING.as_str());
Self::from(text, None)
}
}
#[cfg(test)]
mod test {
use super::*;
@ -812,7 +995,7 @@ mod test {
fn changeset_to_changes() {
use helix_lsp::{lsp, Client, OffsetEncoding};
let text = Rope::from("hello");
let mut doc = Document::new(text);
let mut doc = Document::from(text, None);
let view = ViewId::default();
doc.set_selection(view, Selection::single(5, 5));
@ -921,4 +1104,94 @@ mod test {
]
);
}
#[test]
fn test_line_ending() {
if cfg!(windows) {
assert_eq!(Document::default().text().to_string(), "\r\n");
} else {
assert_eq!(Document::default().text().to_string(), "\n");
}
}
macro_rules! test_decode {
($label:expr, $label_override:expr) => {
let encoding = encoding_rs::Encoding::for_label($label_override.as_bytes()).unwrap();
let base_path = PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("tests");
let path = base_path.join(format!("{}_in.txt", $label));
let ref_path = base_path.join(format!("{}_in_ref.txt", $label));
assert!(path.exists());
assert!(ref_path.exists());
let mut file = std::fs::File::open(path).unwrap();
let text = from_reader(&mut file, Some(encoding))
.unwrap()
.0
.to_string();
let expectation = std::fs::read_to_string(ref_path).unwrap();
assert_eq!(text[..], expectation[..]);
};
}
macro_rules! test_encode {
($label:expr, $label_override:expr) => {
let encoding = encoding_rs::Encoding::for_label($label_override.as_bytes()).unwrap();
let base_path = PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("tests");
let path = base_path.join(format!("{}_out.txt", $label));
let ref_path = base_path.join(format!("{}_out_ref.txt", $label));
assert!(path.exists());
assert!(ref_path.exists());
let text = Rope::from_str(&std::fs::read_to_string(path).unwrap());
let mut buf: Vec<u8> = Vec::new();
helix_lsp::block_on(to_writer(&mut buf, encoding, &text)).unwrap();
let expectation = std::fs::read(ref_path).unwrap();
assert_eq!(buf, expectation);
};
}
macro_rules! test_decode_fn {
($name:ident, $label:expr, $label_override:expr) => {
#[test]
fn $name() {
test_decode!($label, $label_override);
}
};
($name:ident, $label:expr) => {
#[test]
fn $name() {
test_decode!($label, $label);
}
};
}
macro_rules! test_encode_fn {
($name:ident, $label:expr, $label_override:expr) => {
#[test]
fn $name() {
test_encode!($label, $label_override);
}
};
($name:ident, $label:expr) => {
#[test]
fn $name() {
test_encode!($label, $label);
}
};
}
test_decode_fn!(test_big5_decode, "big5");
test_encode_fn!(test_big5_encode, "big5");
test_decode_fn!(test_euc_kr_decode, "euc_kr", "EUC-KR");
test_encode_fn!(test_euc_kr_encode, "euc_kr", "EUC-KR");
test_decode_fn!(test_gb18030_decode, "gb18030");
test_encode_fn!(test_gb18030_encode, "gb18030");
test_decode_fn!(test_iso_2022_jp_decode, "iso_2022_jp", "ISO-2022-JP");
test_encode_fn!(test_iso_2022_jp_encode, "iso_2022_jp", "ISO-2022-JP");
test_decode_fn!(test_jis0208_decode, "jis0208", "EUC-JP");
test_encode_fn!(test_jis0208_encode, "jis0208", "EUC-JP");
test_decode_fn!(test_jis0212_decode, "jis0212", "EUC-JP");
test_decode_fn!(test_shift_jis_decode, "shift_jis");
test_encode_fn!(test_shift_jis_encode, "shift_jis");
}

7
helix-view/src/editor.rs
View file

@ -17,7 +17,7 @@ use anyhow::Error;
pub use helix_core::diagnostic::Severity;
pub use helix_core::register::Registers;
use helix_core::{Position, DEFAULT_LINE_ENDING};
use helix_core::Position;
#[derive(Debug)]
pub struct Editor {
@ -171,8 +171,7 @@ impl Editor {
}
pub fn new_file(&mut self, action: Action) -> DocumentId {
use helix_core::Rope;
let doc = Document::new(Rope::from(DEFAULT_LINE_ENDING.as_str()));
let doc = Document::default();
let id = self.documents.insert(doc);
self.documents[id].id = id;
self.switch(id, action);
@ -190,7 +189,7 @@ impl Editor {
let id = if let Some(id) = id {
id
} else {
let mut doc = Document::load(path, Some(&self.theme), Some(&self.syn_loader))?;
let mut doc = Document::open(path, None, Some(&self.theme), Some(&self.syn_loader))?;
// try to find a language server based on the language name
let language_server = doc