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|
use {
super::*,
crate::errors::ConfError,
std::path::PathBuf,
};
/// A verb execution definition based on an internal
#[derive(Debug, Clone)]
pub struct InternalExecution {
/// the internal to use
pub internal: Internal,
/// whether to open the resulting state in a new panel
/// instead of the current ones
pub bang: bool,
/// arguments
/// (for example `"~"` when a verb execution is `:!focus ~`)
pub arg: Option<String>,
}
impl InternalExecution {
pub fn from_internal(internal: Internal) -> Self {
Self {
internal,
bang: false,
arg: None,
}
}
pub fn from_internal_bang(internal: Internal, bang: bool) -> Self {
Self {
internal,
bang,
arg: None,
}
}
pub fn check_args(
&self,
invocation: &VerbInvocation,
_other_path: &Option<PathBuf>,
) -> Option<String> {
if invocation.args.is_some() && !self.internal.accept_path() {
Some(format!("{} doesn't take arguments", invocation.name))
} else {
None
}
}
pub fn try_from(invocation_str: &str) -> Result<Self, ConfError> {
let invocation = VerbInvocation::from(invocation_str);
let internal = Internal::try_from(&invocation.name)?;
if invocation.args.is_some() && !internal.accept_path() {
return Err(ConfError::UnexpectedInternalArg {
invocation: invocation_str.to_string(),
});
}
Ok(Self {
internal,
bang: invocation.bang,
arg: invocation.args,
})
}
pub fn as_desc_code(&self) -> Option<String> {
self.arg.as_ref().map(|arg| {
format!(
":{}{} {}",
self.internal.name(),
if self.bang { "!" } else { "" },
arg
)
})
}
}
|
