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// Copyright (C) 2024 Philipp Benner
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the “Software”), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
use std::any::Any;
use std::io::{self, BufRead, BufReader, Read, Write};
use crate::meta::Meta;
use crate::meta_table_reader::MetaTableReader;
use crate::meta_table_writer::MetaTableWriter;
use crate::granges_table::OptionPrintScientific;
/* -------------------------------------------------------------------------- */
impl Meta {
pub fn write_table<W: Write>(&self, writer: &mut W, args: &[&dyn Any]) -> io::Result<()> {
let mut use_scientific = false;
for arg in args {
if let Some(option) = arg.downcast_ref::<OptionPrintScientific>() {
use_scientific = option.0;
}
}
let mut mwriter = MetaTableWriter::new(self, use_scientific);
mwriter.determine_widths()?;
mwriter.write_header(writer)?;
for i in 0..self.num_rows() {
mwriter.write_row(writer, i)?;
}
Ok(())
}
pub fn read_table<R: Read>(&mut self, reader: R, names: &[&str], types: &[&str]) -> io::Result<()> {
let mut mreader = MetaTableReader::new(names, types);
let mut buf_reader = BufReader::new(reader);
// Parse header
let mut line = String::new();
buf_reader.read_line(&mut line)?;
mreader.read_header(&line)?;
line.clear();
let mut line_counter = 0;
while buf_reader.read_line(&mut line)? > 0 {
if line.is_empty() {
continue;
}
mreader.read_line(&line, line_counter)?;
line.clear();
line_counter += 1;
}
mreader.push(self);
Ok(())
}
pub fn print_table(&self, args: &[&dyn Any]) -> String {
let mut buffer = Vec::new();
{
let mut writer = io::Cursor::new(&mut buffer);
self.write_table(&mut writer, args).unwrap();
}
String::from_utf8(buffer).unwrap()
}
}