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use{
    std::fmt,
    crate::{
   //     makepad_live_tokenizer::Position,
        live_token::LiveTokenId,
        live_ptr::LiveFileId
    }
};

#[derive(Clone, Copy, Default, Eq, Ord, PartialOrd, PartialEq)]
pub struct TextPos {
    pub line: u32,
    pub column: u32
}
/*
impl From<TextPos> for Position {
    fn from(text_pos: TextPos) -> Position {
        Position{
            line:text_pos.line as usize,
            column:text_pos.column as usize
        }
    }*/

#[derive(Clone, Copy, Default, Eq, Ord, PartialOrd, PartialEq)]
pub struct TextSpan {
    pub file_id: LiveFileId,
    pub start: TextPos,
    pub end: TextPos
}

#[derive(Clone, Copy, Default, Debug,  Eq, Ord, PartialOrd, PartialEq)]
pub struct TokenSpan {
    pub token_id: LiveTokenId,
    pub len: usize
}

impl Into<TokenSpan> for LiveTokenId{
    fn into(self)->TokenSpan{
        TokenSpan{token_id:self, len:1}
    }
}

impl fmt::Display for TextSpan {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "Span(start:{}, end:{}, file_id:{})", self.start, self.end, self.file_id.to_index())
    }
}

impl fmt::Debug for TextSpan {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "Span(start:{}, end:{}, file_id:{})", self.start, self.end, self.file_id.to_index())
    }
}

impl fmt::Display for TextPos {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "{}:{}", self.line, self.column)
    }
}

impl fmt::Debug for TextPos {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "{}:{}", self.line, self.column)
    }
}