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use mlua::{FromLua, IntoLua};
#[derive(Default, Debug, Clone, Copy)]
pub enum Mode {
#[default]
Normal,
Visual,
Insert,
Command,
}
impl<'lua> FromLua<'lua> for Mode {
fn from_lua(
value: mlua::prelude::LuaValue<'lua>,
_lua: &'lua mlua::prelude::Lua,
) -> mlua::prelude::LuaResult<Self> {
if value.is_string() {
match value.as_str().unwrap().to_lowercase().as_ref() {
"normal" => Ok(Mode::Normal),
"visual" => Ok(Mode::Visual),
"insert" => Ok(Mode::Insert),
"command" => Ok(Mode::Command),
_ => Err(mlua::Error::runtime(
"mode needs to be 'normal', 'visual', 'insert' or 'command'",
)),
}
} else {
Err(mlua::Error::runtime(
"mode needs to be 'normal', 'visual' 'insert', or 'command'",
))
}
}
}
impl<'lua> IntoLua<'lua> for Mode {
fn into_lua(
self,
lua: &'lua mlua::prelude::Lua,
) -> mlua::prelude::LuaResult<mlua::prelude::LuaValue<'lua>> {
match self {
Mode::Normal => "normal",
Mode::Visual => "visual",
Mode::Insert => "insert",
Mode::Command => "command",
}
.into_lua(lua)
}
}
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