taitan-orm-parser 0.1.12

Next Generation ORM based on sqlx
Documentation 
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use crate::template_parser::structs::bool_value::Bool;
use crate::template_parser::structs::text::Text;
use crate::template_parser::structs::values::maybe_value::MaybeValue;
use crate::template_parser::to_sql::SqlSegment;
use crate::{Number, ToSqlSegment};
use nom::branch::alt;
use nom::combinator::map;
use nom::IResult;
use std::fmt::Display;
use crate::template::{BoolValue, NumberValue, TextValue};

#[derive(Debug, Clone, PartialEq)]
pub enum GenericValue {
    Bool(Bool),
    Number(Number),
    Text(Text),
    Maybe(MaybeValue),
}

impl GenericValue {
    pub fn parse(input: &str) -> IResult<&str, GenericValue> {
        alt((
            map(Bool::parse, GenericValue::Bool),
            map(Number::parse, GenericValue::Number),
            map(Text::parse, GenericValue::Text),
            map(MaybeValue::parse, GenericValue::Maybe),
        ))(input)
    }
    pub fn to_number(&self) -> Option<NumberValue> {
        match self {
            GenericValue::Number(n) => Some(NumberValue::Value(n.clone())),
            GenericValue::Maybe(m) => Some(NumberValue::Maybe(m.clone())),
            _ => None,
        }
    }
    pub fn to_text(&self) -> Option<TextValue> {
        match self {
            GenericValue::Text(t) => Some(TextValue::Value(t.clone())),
            GenericValue::Maybe(m) => Some(TextValue::Maybe(m.clone())),
            _ => None,
        }
    }

    pub fn to_bool(&self) -> Option<BoolValue> {
        match self {
            GenericValue::Bool(b) => Some(BoolValue::Value(b.clone())),
            GenericValue::Maybe(m) => Some(BoolValue::Maybe(m.clone())),
            _ => None,
        }
    }
}




impl ToSqlSegment for GenericValue {
    fn gen_sql_segment(&self) -> SqlSegment {
        match self {
            GenericValue::Bool(v) => SqlSegment::Simple(v.to_string()),
            GenericValue::Text(v) => SqlSegment::Simple(v.to_string()),
            GenericValue::Number(v) => SqlSegment::Simple(v.to_string()),
            GenericValue::Maybe(maybe_value) => maybe_value.gen_sql_segment(),
        }
    }
}