diff options
Diffstat (limited to 'helix-view/src/document.rs')
| -rw-r--r-- | helix-view/src/document.rs | 47 |
1 files changed, 31 insertions, 16 deletions
diff --git a/helix-view/src/document.rs b/helix-view/src/document.rs index a0315bed..9185e483 100644 --- a/helix-view/src/document.rs +++ b/helix-view/src/document.rs @@ -1,5 +1,6 @@ use anyhow::{anyhow, Context, Error}; use serde::de::{self, Deserialize, Deserializer}; +use serde::Serialize; use std::cell::Cell; use std::collections::HashMap; use std::fmt::Display; @@ -9,6 +10,7 @@ use std::str::FromStr; use std::sync::Arc; use helix_core::{ + encoding, history::History, indent::{auto_detect_indent_style, IndentStyle}, line_ending::auto_detect_line_ending, @@ -68,13 +70,22 @@ impl<'de> Deserialize<'de> for Mode { } } +impl Serialize for Mode { + fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error> + where + S: serde::Serializer, + { + serializer.collect_str(self) + } +} + pub struct Document { pub(crate) id: DocumentId, text: Rope, pub(crate) selections: HashMap<ViewId, Selection>, path: Option<PathBuf>, - encoding: &'static encoding_rs::Encoding, + encoding: &'static encoding::Encoding, /// Current editing mode. pub mode: Mode, @@ -143,8 +154,8 @@ impl fmt::Debug for Document { /// 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> { + encoding: Option<&'static encoding::Encoding>, +) -> Result<(Rope, &'static encoding::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 @@ -212,11 +223,11 @@ pub fn from_reader<R: std::io::Read + ?Sized>( total_read += read; total_written += written; match result { - encoding_rs::CoderResult::InputEmpty => { + encoding::CoderResult::InputEmpty => { debug_assert_eq!(slice.len(), total_read); break; } - encoding_rs::CoderResult::OutputFull => { + encoding::CoderResult::OutputFull => { debug_assert!(slice.len() > total_read); builder.append(&buf_str[..total_written]); total_written = 0; @@ -251,7 +262,7 @@ pub fn from_reader<R: std::io::Read + ?Sized>( /// 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, + encoding: &'static encoding::Encoding, rope: &'a Rope, ) -> Result<(), Error> { // Text inside a `Rope` is stored as non-contiguous blocks of data called @@ -286,12 +297,12 @@ pub async fn to_writer<'a, W: tokio::io::AsyncWriteExt + Unpin + ?Sized>( total_read += read; total_written += written; match result { - encoding_rs::CoderResult::InputEmpty => { + encoding::CoderResult::InputEmpty => { debug_assert_eq!(chunk.len(), total_read); debug_assert!(buf.len() >= total_written); break; } - encoding_rs::CoderResult::OutputFull => { + encoding::CoderResult::OutputFull => { debug_assert!(chunk.len() > total_read); writer.write_all(&buf[..total_written]).await?; total_written = 0; @@ -322,8 +333,8 @@ use helix_lsp::lsp; use url::Url; impl Document { - pub fn from(text: Rope, encoding: Option<&'static encoding_rs::Encoding>) -> Self { - let encoding = encoding.unwrap_or(encoding_rs::UTF_8); + pub fn from(text: Rope, encoding: Option<&'static encoding::Encoding>) -> Self { + let encoding = encoding.unwrap_or(encoding::UTF_8); let changes = ChangeSet::new(&text); let old_state = None; @@ -356,7 +367,7 @@ impl Document { /// overwritten with the `encoding` parameter. pub fn open( path: &Path, - encoding: Option<&'static encoding_rs::Encoding>, + encoding: Option<&'static encoding::Encoding>, theme: Option<&Theme>, config_loader: Option<&syntax::Loader>, ) -> Result<Self, Error> { @@ -366,7 +377,7 @@ impl Document { std::fs::File::open(path).context(format!("unable to open {:?}", path))?; from_reader(&mut file, encoding)? } else { - let encoding = encoding.unwrap_or(encoding_rs::UTF_8); + let encoding = encoding.unwrap_or(encoding::UTF_8); (Rope::from(DEFAULT_LINE_ENDING.as_str()), encoding) }; @@ -548,7 +559,7 @@ impl Document { /// Sets the [`Document`]'s encoding with the encoding correspondent to `label`. pub fn set_encoding(&mut self, label: &str) -> Result<(), Error> { - match encoding_rs::Encoding::for_label(label.as_bytes()) { + match encoding::Encoding::for_label(label.as_bytes()) { Some(encoding) => self.encoding = encoding, None => return Err(anyhow::anyhow!("unknown encoding")), } @@ -556,7 +567,7 @@ impl Document { } /// Returns the [`Document`]'s current encoding. - pub fn encoding(&self) -> &'static encoding_rs::Encoding { + pub fn encoding(&self) -> &'static encoding::Encoding { self.encoding } @@ -889,6 +900,10 @@ impl Document { self.indent_style.as_str() } + pub fn changes(&self) -> &ChangeSet { + &self.changes + } + #[inline] /// File path on disk. pub fn path(&self) -> Option<&PathBuf> { @@ -1119,7 +1134,7 @@ mod test { macro_rules! test_decode { ($label:expr, $label_override:expr) => { - let encoding = encoding_rs::Encoding::for_label($label_override.as_bytes()).unwrap(); + let encoding = encoding::Encoding::for_label($label_override.as_bytes()).unwrap(); let base_path = PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("tests/encoding"); let path = base_path.join(format!("{}_in.txt", $label)); let ref_path = base_path.join(format!("{}_in_ref.txt", $label)); @@ -1138,7 +1153,7 @@ mod test { macro_rules! test_encode { ($label:expr, $label_override:expr) => { - let encoding = encoding_rs::Encoding::for_label($label_override.as_bytes()).unwrap(); + let encoding = encoding::Encoding::for_label($label_override.as_bytes()).unwrap(); let base_path = PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("tests/encoding"); let path = base_path.join(format!("{}_out.txt", $label)); let ref_path = base_path.join(format!("{}_out_ref.txt", $label)); |