1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
|
#[macro_use]
extern crate log;
pub mod modelica_parser;
pub mod modelica_ast;
use std::path::Path;
use std::fs;
use std::io::Read;
use std::fs::File;
#[derive(Debug, PartialEq)]
struct ModelMetadata {
slug: String,
name_en: String,
description_en: Option<String>,
vars: Vec<ModelVar>,
}
#[derive(Debug, PartialEq)]
enum ModelVarType {
Independent,
Dependent,
Constant,
}
#[derive(Debug, PartialEq)]
struct ModelVar {
slug: String,
name_en: String,
vtype: Option<ModelVarType>,
latex: Option<String>,
units_si: Option<String>,
}
#[derive(Debug, PartialEq)]
struct ModelEntry {
ast: modelica_ast::ModelicaModel,
metadata: ModelMetadata,
markdown: String,
}
// TODO: this
fn parse_metadata(s: String) -> Result<ModelMetadata,String> {
Ok(ModelMetadata {
slug: "dummy".to_string(),
name_en: "Bogus Dummy Model".to_string(),
description_en: None,
vars: vec![],
})
}
fn load_model_entry(p: &Path) -> Result<ModelEntry,String> {
debug!("Attempting to load model from: {:?}", p);
let ast = {
let mut s = String::new();
try!(File::open(p.join("model.modelica")).and_then(|mut f| f.read_to_string(&mut s)).map_err(|e| e.to_string()));
try!(modelica_parser::parse_model(&s).map_err(|e| format!("{:?}", e)))
};
let metadata = {
let mut s = String::new();
try!(File::open(p.join("metadata.toml")).and_then(|mut f| f.read_to_string(&mut s)).map_err(|e| e.to_string()));
parse_metadata(s).unwrap()
};
let markdown = {
let mut s = String::new();
try!(File::open(p.join("page.md")).and_then(|mut f| f.read_to_string(&mut s)).map_err(|e| e.to_string()));
s
};
Ok(ModelEntry {
ast: ast,
metadata: metadata,
markdown: markdown,
})
}
// TODO: have this check for model.modelica etc
fn search_models(p: &Path) -> Vec<String> {
if fs::metadata(p).unwrap().is_dir() {
fs::read_dir(p).unwrap()
.map(|x| x.unwrap())
.filter(|x| x.metadata().unwrap().is_dir())
.map(|x| x.path().to_string_lossy().to_string())
.collect()
} else {
vec![]
}
}
/* ******************************** Tests ******************************* */
#[test]
fn test_parse_metadata() {
assert_eq!(parse_metadata("asdf".to_string()).unwrap(),
ModelMetadata {
slug: "dummy".to_string(),
name_en: "Bogus Dummy Model".to_string(),
description_en: None,
vars: vec![],
});
}
#[test]
fn test_load_model_entry() {
load_model_entry(Path::new("./examples/classic_gravitation/")).unwrap();
}
#[test]
fn test_search_models() {
assert_eq!(search_models(Path::new("./examples/")).len() > 1, true);
}
#[test]
fn test_lexical() {
assert_eq!(&format!("{:?}", modelica_parser::parse_integer("+123").unwrap()),
"123");
assert_eq!(&format!("{:?}", modelica_parser::parse_integer("-9").unwrap()),
"-9");
assert_eq!(&format!("{:?}", modelica_parser::parse_float("-1.0e0").unwrap()),
"-1");
assert_eq!(&format!("{:?}", modelica_parser::parse_float("123.456").unwrap()),
"123.456");
}
#[test]
fn test_parse() {
let example1 =
r#"model MinimalModel
Real x;
equation
x = 1;
end MinimalModel;
"#;
assert_eq!(&format!("{:?}", modelica_parser::parse_model(example1).unwrap()), example1);
let example2 =
r#"model MinimalModel
parameter Real a;
Real b;
equation
connect(a, b);
a = 1;
b = ((abs(a) + 2) / 4);
end MinimalModel;
"#;
assert_eq!(&format!("{:?}", modelica_parser::parse_model(example2).unwrap()), example2);
}
|
