tapr 0.6.0

tapr is a table pretty-printer. Outputs a CSV or TSV file as nicely as possible by adjusting column widths.
Documentation 
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use lazy_static;

use unicode_width::UnicodeWidthStr;

pub const MAX_UNFOLDED_COLUMN_WIDTH: usize = 7;
pub const ANSI_ESCAPE_TEXT_COLORS: &[&str] = &[
    "\u{1b}[37m", // header line
    "\u{1b}[34m", // even line
    "\u{1b}[32m", // odd line
];
pub const ANSI_ESCAPE_FRAME_COLOR: &str = "\u{1b}[90m";
pub const ANSI_ESCAPE_RESET_COLOR: &str = "\u{1b}[0m";

pub const FRAME_VERTICAL: &str = "\u{2502}";
pub const FRAME_HORIZONTAL: &str = "\u{2500}";
pub const FRAME_CROSSING_TOP: &str = "\u{252c}";
pub const FRAME_CROSSING_BOTTOM: &str = "\u{2534}";
pub const FRAME_CROSSING_MIDDLE: &str = "\u{253c}";

// pub const FRAME_VERTICAL: &str = "\u{2503}";
// pub const FRAME_HORIZONTAL: &str = "\u{2501}";
// pub const FRAME_CROSSING_TOP: &str = "\u{2533}";
// pub const FRAME_CROSSING_BOTTOM: &str = "\u{253b}";
// pub const FRAME_CROSSING_MIDDLE: &str = "\u{254b}";

lazy_static! {
    pub static ref FRAME_CHAR_WIDTH: usize = UnicodeWidthStr::width(FRAME_VERTICAL);
}