nushell/crates/nu-table/src/main.rs
2022-05-16 10:35:57 -05:00

90 lines
2.3 KiB
Rust

use nu_protocol::Config;
use nu_table::{draw_table, StyledString, Table, TableTheme, TextStyle};
use std::collections::HashMap;
fn main() {
let args: Vec<_> = std::env::args().collect();
let mut width = 0;
if args.len() > 1 {
// Width in terminal characters
width = args[1].parse::<usize>().expect("Need a width in columns");
}
if width < 4 {
println!("Width must be greater than or equal to 4, setting width to 80");
width = 80;
}
// The mocked up table data
let (table_headers, row_data) = make_table_data();
// The table headers
let headers = vec_of_str_to_vec_of_styledstr(&table_headers, true);
// The table rows
let rows = vec_of_str_to_vec_of_styledstr(&row_data, false);
// The table itself
let table = Table::new(headers, vec![rows; 3], TableTheme::rounded());
// FIXME: Config isn't available from here so just put these here to compile
let color_hm: HashMap<String, nu_ansi_term::Style> = HashMap::new();
// get the default config
let config = Config::default();
// Capture the table as a string
let output_table = draw_table(&table, width, &color_hm, &config);
// Draw the table
println!("{}", output_table)
}
fn make_table_data() -> (Vec<&'static str>, Vec<&'static str>) {
let table_headers = vec![
"category",
"description",
"emoji",
"ios_version",
"unicode_version",
"aliases",
"tags",
"category2",
"description2",
"emoji2",
"ios_version2",
"unicode_version2",
"aliases2",
"tags2",
];
let row_data = vec![
"Smileys & Emotion",
"grinning face",
"😀",
"6",
"6.1",
"grinning",
"smile",
"Smileys & Emotion",
"grinning face",
"😀",
"6",
"6.1",
"grinning",
"smile",
];
(table_headers, row_data)
}
fn vec_of_str_to_vec_of_styledstr(data: &[&str], is_header: bool) -> Vec<StyledString> {
let mut v = vec![];
for x in data {
if is_header {
v.push(StyledString::new(
String::from(*x),
TextStyle::default_header(),
))
} else {
v.push(StyledString::new(String::from(*x), TextStyle::basic_left()))
}
}
v
}