reda_lib/model/
mod.rs

1mod ast;
2mod library;
3mod cell;
4mod pin;
5pub use ast::*;
6pub use library::*;
7pub use cell::*;
8pub use pin::*;
9
10use std::collections::HashMap;
11use crate::error::LibError;
12
13pub trait Model {
14    fn attrs(&self) -> &HashMap<String, LibValue>;
15    fn groups(&self) -> &[LibGroup];
16    fn attr(&self, name: &str) -> Option<&LibValue> {
17        self.attrs().get(name)
18    }
19    fn kind_groups(&self, kind: &str) -> impl IntoIterator<Item = &LibGroup> {
20        self.groups().into_iter().filter(move |g| g.kind == kind)
21    }
22}
23
24#[derive(Debug, PartialEq, Clone, Default)]
25pub struct LibGroup {
26    pub kind: String,
27    pub params: Vec<String>,
28
29    pub attrs: HashMap<String, LibValue>,
30    pub groups: Vec<LibGroup>,
31}
32
33impl LibGroup {
34    pub fn new<S: Into<String>, P: Into<Vec<String>>>(kind: S, params: P) -> Self {
35        Self {
36            kind: kind.into(),
37            params: params.into(),
38            ..Default::default()
39        }
40    }
41}
42
43impl Model for LibGroup {
44    fn attrs(&self) -> &HashMap<String, LibValue> {
45        &self.attrs
46    }
47
48    fn groups(&self) -> &[LibGroup] {
49        &self.groups
50    }
51}
52
53impl LibGroup {
54    pub fn expect_name(&mut self) -> Result<String, LibError> {
55        if self.params.len() != 1 {
56            Err(LibError::LibraryParamLenUnmatch)?
57        }
58        Ok(self.params[0].clone())
59    }
60
61    pub fn expect_ident_attr(&mut self, attr_name: &str) -> Result<String, LibError> {
62        if let Some(value) = self.attrs.remove(attr_name) {
63            let s = value.into_ident()?;
64            Ok(s)
65        } else {
66            Err(LibError::MissAttr(attr_name.to_string()))
67        }
68    }
69
70    pub fn expect_ident_attr_opt(&mut self, attr_name: &str) -> Result<Option<String>, LibError> {
71        if let Some(value) = self.attrs.remove(attr_name) {
72            let s = value.into_ident()?;
73            Ok(Some(s))
74        } else {
75            Ok(None)
76        }
77    }
78
79    pub fn expect_string_attr_opt(&mut self, attr_name: &str) -> Result<Option<String>, LibError> {
80        if let Some(value) = self.attrs.remove(attr_name) {
81            let s = value.into_string()?;
82            Ok(Some(s))
83        } else {
84            Ok(None)
85        }
86    }
87}
88
89#[cfg(test)]
90mod test {
91    use super::*;
92
93    #[test]
94    fn test_cells() {
95        let lib = LibLibrary::load_file("./data/cells.lib").unwrap();
96        let and2 = lib.cell("AND2").unwrap();
97        let pin = and2.pin("o").unwrap();
98        println!("{:#?}", pin.function);
99    }
100}
reda_lib/model/mod.rs

reda_lib/model/
mod.rs
