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authorFahmi Akbar Wildana <f.a.wildana@gmail.com>2019-10-06 09:10:03 +0700
committerDavid Peter <sharkdp@users.noreply.github.com>2019-10-20 21:43:51 +0200
commitcfd33168af2a64f5ae9de22abf3994420ee222ea (patch)
treef07af4824fd81173a2e2ee105d1c435f59b95e51 /src/output.rs
parenteefdb186b8f05aedfa5ca76c89a4d14bebbfac32 (diff)
Fix all compile errors in lib.rs 🚚
* Move {controller,output,printer,decorations}.rs into src/bin/ * Add `mod errors` from main.rs
Diffstat (limited to 'src/output.rs')
-rw-r--r--src/output.rs118
1 files changed, 0 insertions, 118 deletions
diff --git a/src/output.rs b/src/output.rs
deleted file mode 100644
index e0b567a6..00000000
--- a/src/output.rs
+++ /dev/null
@@ -1,118 +0,0 @@
-use std::env;
-use std::ffi::OsString;
-use std::io::{self, Write};
-use std::path::PathBuf;
-use std::process::{Child, Command, Stdio};
-
-use shell_words;
-
-use crate::app::PagingMode;
-use crate::errors::*;
-
-pub enum OutputType {
- Pager(Child),
- Stdout(io::Stdout),
-}
-
-impl OutputType {
- pub fn from_mode(mode: PagingMode, pager: Option<&str>) -> Result<Self> {
- use self::PagingMode::*;
- Ok(match mode {
- Always => OutputType::try_pager(false, pager)?,
- QuitIfOneScreen => OutputType::try_pager(true, pager)?,
- _ => OutputType::stdout(),
- })
- }
-
- /// Try to launch the pager. Fall back to stdout in case of errors.
- fn try_pager(quit_if_one_screen: bool, pager_from_config: Option<&str>) -> Result<Self> {
- let mut replace_arguments_to_less = false;
-
- let pager_from_env = match (env::var("BAT_PAGER"), env::var("PAGER")) {
- (Ok(bat_pager), _) => Some(bat_pager),
- (_, Ok(pager)) => {
- // less needs to be called with the '-R' option in order to properly interpret the
- // ANSI color sequences printed by bat. If someone has set PAGER="less -F", we
- // therefore need to overwrite the arguments and add '-R'.
- //
- // We only do this for PAGER (as it is not specific to 'bat'), not for BAT_PAGER
- // or bats '--pager' command line option.
- replace_arguments_to_less = true;
- Some(pager)
- }
- _ => None,
- };
-
- let pager_from_config = pager_from_config.map(|p| p.to_string());
-
- if pager_from_config.is_some() {
- replace_arguments_to_less = false;
- }
-
- let pager = pager_from_config
- .or(pager_from_env)
- .unwrap_or_else(|| String::from("less"));
-
- let pagerflags =
- shell_words::split(&pager).chain_err(|| "Could not parse pager command.")?;
-
- match pagerflags.split_first() {
- Some((pager_name, args)) => {
- let mut pager_path = PathBuf::from(pager_name);
-
- if pager_path.file_stem() == Some(&OsString::from("bat")) {
- pager_path = PathBuf::from("less");
- }
-
- let is_less = pager_path.file_stem() == Some(&OsString::from("less"));
-
- let mut process = if is_less {
- let mut p = Command::new(&pager_path);
- if args.is_empty() || replace_arguments_to_less {
- p.args(vec!["--RAW-CONTROL-CHARS", "--no-init"]);
- if quit_if_one_screen {
- p.arg("--quit-if-one-screen");
- }
- } else {
- p.args(args);
- }
- p.env("LESSCHARSET", "UTF-8");
- p
- } else {
- let mut p = Command::new(&pager_path);
- p.args(args);
- p
- };
-
- Ok(process
- .stdin(Stdio::piped())
- .spawn()
- .map(OutputType::Pager)
- .unwrap_or_else(|_| OutputType::stdout()))
- }
- None => Ok(OutputType::stdout()),
- }
- }
-
- fn stdout() -> Self {
- OutputType::Stdout(io::stdout())
- }
-
- pub fn handle(&mut self) -> Result<&mut dyn Write> {
- Ok(match *self {
- OutputType::Pager(ref mut command) => command
- .stdin
- .as_mut()
- .chain_err(|| "Could not open stdin for pager")?,
- OutputType::Stdout(ref mut handle) => handle,
- })
- }
-}
-
-impl Drop for OutputType {
- fn drop(&mut self) {
- if let OutputType::Pager(ref mut command) = *self {
- let _ = command.wait();
- }
- }
-}