neovim-gtk/src/value.rs

33 lines
883 B
Rust

use std::collections::HashMap;
use neovim_lib::Value;
pub trait ValueMapExt {
fn to_attrs_map(&self) -> Result<HashMap<&str, &Value>, String>;
fn to_attrs_map_report(&self) -> Option<HashMap<&str, &Value>>;
}
impl ValueMapExt for Vec<(Value, Value)> {
fn to_attrs_map(&self) -> Result<HashMap<&str, &Value>, String> {
self.iter()
.map(|p| {
p.0
.as_str()
.ok_or_else(|| "Can't convert map key to string".to_owned())
.map(|key| (key, &p.1))
})
.collect::<Result<HashMap<&str, &Value>, String>>()
}
fn to_attrs_map_report(&self) -> Option<HashMap<&str, &Value>> {
match self.to_attrs_map() {
Err(e) => {
error!("{}", e);
None
}
Ok(m) => Some(m),
}
}
}