diff options
Diffstat (limited to 'helix-view/src/clipboard.rs')
| -rw-r--r-- | helix-view/src/clipboard.rs | 204 |
1 files changed, 106 insertions, 98 deletions
diff --git a/helix-view/src/clipboard.rs b/helix-view/src/clipboard.rs index 63e2272c..85b41148 100644 --- a/helix-view/src/clipboard.rs +++ b/helix-view/src/clipboard.rs @@ -16,12 +16,12 @@ pub trait ClipboardProvider: std::fmt::Debug { macro_rules! command_provider { (paste => $get_prg:literal $( , $get_arg:literal )* ; copy => $set_prg:literal $( , $set_arg:literal )* ; ) => {{ - Box::new(provider::CommandProvider { - get_cmd: provider::CommandConfig { + Box::new(provider::command::Provider { + get_cmd: provider::command::Config { prg: $get_prg, args: &[ $( $get_arg ),* ], }, - set_cmd: provider::CommandConfig { + set_cmd: provider::command::Config { prg: $set_prg, args: &[ $( $set_arg ),* ], }, @@ -35,20 +35,20 @@ macro_rules! command_provider { primary_paste => $pr_get_prg:literal $( , $pr_get_arg:literal )* ; primary_copy => $pr_set_prg:literal $( , $pr_set_arg:literal )* ; ) => {{ - Box::new(provider::CommandProvider { - get_cmd: provider::CommandConfig { + Box::new(provider::command::Provider { + get_cmd: provider::command::Config { prg: $get_prg, args: &[ $( $get_arg ),* ], }, - set_cmd: provider::CommandConfig { + set_cmd: provider::command::Config { prg: $set_prg, args: &[ $( $set_arg ),* ], }, - get_primary_cmd: Some(provider::CommandConfig { + get_primary_cmd: Some(provider::command::Config { prg: $pr_get_prg, args: &[ $( $pr_get_arg ),* ], }), - set_primary_cmd: Some(provider::CommandConfig { + set_primary_cmd: Some(provider::command::Config { prg: $pr_set_prg, args: &[ $( $pr_set_arg ),* ], }), @@ -63,6 +63,8 @@ pub fn get_clipboard_provider() -> Box<dyn ClipboardProvider> { #[cfg(target_os = "macos")] pub fn get_clipboard_provider() -> Box<dyn ClipboardProvider> { + use command::exists; + if exists("pbcopy") && exists("pbpaste") { command_provider! { paste => "pbpaste"; @@ -75,6 +77,7 @@ pub fn get_clipboard_provider() -> Box<dyn ClipboardProvider> { #[cfg(not(any(windows, target_os = "macos")))] pub fn get_clipboard_provider() -> Box<dyn ClipboardProvider> { + use provider::command::{env_var_is_set, exists, is_exit_success}; // TODO: support for user-defined provider, probably when we have plugin support by setting a // variable? @@ -116,26 +119,9 @@ pub fn get_clipboard_provider() -> Box<dyn ClipboardProvider> { } } -fn exists(executable_name: &str) -> bool { - which::which(executable_name).is_ok() -} - -fn env_var_is_set(env_var_name: &str) -> bool { - std::env::var_os(env_var_name).is_some() -} - -fn is_exit_success(program: &str, args: &[&str]) -> bool { - std::process::Command::new(program) - .args(args) - .output() - .ok() - .and_then(|out| out.status.success().then(|| ())) // TODO: use then_some when stabilized - .is_some() -} - mod provider { use super::{ClipboardProvider, ClipboardType}; - use anyhow::{bail, Context as _, Result}; + use anyhow::Result; use std::borrow::Cow; #[cfg(not(target_os = "windows"))] @@ -210,94 +196,116 @@ mod provider { } } - #[derive(Debug)] - pub struct CommandConfig { - pub prg: &'static str, - pub args: &'static [&'static str], - } + pub mod command { + use super::*; + use anyhow::{bail, Context as _, Result}; - impl CommandConfig { - fn execute(&self, input: Option<&str>, pipe_output: bool) -> Result<Option<String>> { - use std::io::Write; - use std::process::{Command, Stdio}; - - let stdin = input.map(|_| Stdio::piped()).unwrap_or_else(Stdio::null); - let stdout = pipe_output.then(Stdio::piped).unwrap_or_else(Stdio::null); - - let mut child = Command::new(self.prg) - .args(self.args) - .stdin(stdin) - .stdout(stdout) - .stderr(Stdio::null()) - .spawn()?; - - if let Some(input) = input { - let mut stdin = child.stdin.take().context("stdin is missing")?; - stdin - .write_all(input.as_bytes()) - .context("couldn't write in stdin")?; - } + pub fn exists(executable_name: &str) -> bool { + which::which(executable_name).is_ok() + } - // TODO: add timer? - let output = child.wait_with_output()?; + pub fn env_var_is_set(env_var_name: &str) -> bool { + std::env::var_os(env_var_name).is_some() + } - if !output.status.success() { - bail!("clipboard provider {} failed", self.prg); - } + pub fn is_exit_success(program: &str, args: &[&str]) -> bool { + std::process::Command::new(program) + .args(args) + .output() + .ok() + .and_then(|out| out.status.success().then(|| ())) // TODO: use then_some when stabilized + .is_some() + } - if pipe_output { - Ok(Some(String::from_utf8(output.stdout)?)) - } else { - Ok(None) - } + #[derive(Debug)] + pub struct Config { + pub prg: &'static str, + pub args: &'static [&'static str], } - } - #[derive(Debug)] - pub struct CommandProvider { - pub get_cmd: CommandConfig, - pub set_cmd: CommandConfig, - pub get_primary_cmd: Option<CommandConfig>, - pub set_primary_cmd: Option<CommandConfig>, - } + impl Config { + fn execute(&self, input: Option<&str>, pipe_output: bool) -> Result<Option<String>> { + use std::io::Write; + use std::process::{Command, Stdio}; + + let stdin = input.map(|_| Stdio::piped()).unwrap_or_else(Stdio::null); + let stdout = pipe_output.then(Stdio::piped).unwrap_or_else(Stdio::null); + + let mut child = Command::new(self.prg) + .args(self.args) + .stdin(stdin) + .stdout(stdout) + .stderr(Stdio::null()) + .spawn()?; + + if let Some(input) = input { + let mut stdin = child.stdin.take().context("stdin is missing")?; + stdin + .write_all(input.as_bytes()) + .context("couldn't write in stdin")?; + } - impl ClipboardProvider for CommandProvider { - fn name(&self) -> Cow<str> { - if self.get_cmd.prg != self.set_cmd.prg { - Cow::Owned(format!("{}+{}", self.get_cmd.prg, self.set_cmd.prg)) - } else { - Cow::Borrowed(self.get_cmd.prg) + // TODO: add timer? + let output = child.wait_with_output()?; + + if !output.status.success() { + bail!("clipboard provider {} failed", self.prg); + } + + if pipe_output { + Ok(Some(String::from_utf8(output.stdout)?)) + } else { + Ok(None) + } } } - fn get_contents(&self, clipboard_type: ClipboardType) -> Result<String> { - match clipboard_type { - ClipboardType::Clipboard => Ok(self - .get_cmd - .execute(None, true)? - .context("output is missing")?), - ClipboardType::Selection => { - if let Some(cmd) = &self.get_primary_cmd { - return cmd.execute(None, true)?.context("output is missing"); - } + #[derive(Debug)] + pub struct Provider { + pub get_cmd: Config, + pub set_cmd: Config, + pub get_primary_cmd: Option<Config>, + pub set_primary_cmd: Option<Config>, + } - Ok(String::new()) + impl ClipboardProvider for Provider { + fn name(&self) -> Cow<str> { + if self.get_cmd.prg != self.set_cmd.prg { + Cow::Owned(format!("{}+{}", self.get_cmd.prg, self.set_cmd.prg)) + } else { + Cow::Borrowed(self.get_cmd.prg) } } - } - fn set_contents(&mut self, value: String, clipboard_type: ClipboardType) -> Result<()> { - let cmd = match clipboard_type { - ClipboardType::Clipboard => &self.set_cmd, - ClipboardType::Selection => { - if let Some(cmd) = &self.set_primary_cmd { - cmd - } else { - return Ok(()); + fn get_contents(&self, clipboard_type: ClipboardType) -> Result<String> { + match clipboard_type { + ClipboardType::Clipboard => Ok(self + .get_cmd + .execute(None, true)? + .context("output is missing")?), + ClipboardType::Selection => { + if let Some(cmd) = &self.get_primary_cmd { + return cmd.execute(None, true)?.context("output is missing"); + } + + Ok(String::new()) } } - }; - cmd.execute(Some(&value), false).map(|_| ()) + } + + fn set_contents(&mut self, value: String, clipboard_type: ClipboardType) -> Result<()> { + let cmd = match clipboard_type { + ClipboardType::Clipboard => &self.set_cmd, + ClipboardType::Selection => { + if let Some(cmd) = &self.set_primary_cmd { + cmd + } else { + return Ok(()); + } + } + }; + cmd.execute(Some(&value), false).map(|_| ()) + } } } } |