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
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
// Copyright © 2024-2025 The µcad authors <info@ucad.xyz>
// SPDX-License-Identifier: AGPL-3.0-or-later
use microcad_lang::{diag::*, eval::*, parameter, resolve::*, value::*};
pub fn assert() -> Symbol {
Symbol::new_builtin_fn(
"assert",
[
parameter!(v : Bool), // Parameter with any type
parameter!(message: String = String::new()), // Optional message
]
.into_iter(),
&|params, args, context| {
match ArgumentMatch::find_multi_match(args, params) {
Ok(multi_args) => {
for a in multi_args {
let v: bool = a.get("v");
if !v {
let message: String = a.get("message");
context.error(
args,
EvalError::AssertionFailed(if message.is_empty() {
format!("{v}")
} else {
message
}),
)?;
}
}
}
Err(err) => {
// Called `assert` with no or more than 2 parameters
context.error(args, err)?
}
}
Ok(Value::None)
},
None,
)
}
fn all_equal<T: PartialEq + std::fmt::Debug>(mut iter: impl Iterator<Item = T>) -> bool {
if let Some(first) = iter.next() {
iter.all(|x| x == first)
} else {
true
}
}
pub fn assert_eq() -> Symbol {
Symbol::new_builtin_fn(
"assert_eq",
[
parameter!(array), // Parameter with any type
parameter!(message: String = String::new()), // Optional message
]
.into_iter(),
&|params, args, context| {
match ArgumentMatch::find_multi_match(args, params) {
Ok(multi_args) => {
for array in multi_args {
let array_value = &array.get_value("array").expect("missing parameter");
if let Value::Array(exprs) = array_value {
if !all_equal(exprs.iter()) {
let message: String = array.get("message");
context.error(
args,
EvalError::AssertionFailed(if message.is_empty() {
format!("Values differ: {exprs}")
} else {
"{message}".to_string()
}),
)?;
}
} else {
let message: String = array.get("message");
context.error(
args,
EvalError::AssertionFailed(if message.is_empty() {
format!("Invalid: {array_value}")
} else {
"{message}".to_string()
}),
)?;
}
}
}
Err(err) => {
// Called `assert` with no or more than 2 parameters
context.error(args, err)?
}
}
Ok(Value::None)
},
None,
)
}
pub fn assert_valid() -> Symbol {
Symbol::new_builtin_fn(
"assert_valid",
[
parameter!(target: Target), // Parameter name
parameter!(message: String = String::new()), // Optional message
]
.into_iter(),
&|params, args, context| {
match ArgumentMatch::find_multi_match(args, params) {
Ok(multi_args) => {
for arg in multi_args {
let target = arg.get::<Target>("target");
if target.target.is_none() {
context.error(
&arg,
EvalError::AssertionFailed(format!(
"Symbol `{}` not found.",
target.name
)),
)?;
}
}
}
Err(err) => {
// Called `assert` with no or more than 2 parameters
context.error(args, err)?
}
}
Ok(Value::None)
},
None,
)
}
pub fn assert_invalid() -> Symbol {
Symbol::new_builtin_fn(
"assert_invalid",
[
parameter!(target: Target), // Parameter name
parameter!(message: String = String::new()), // Optional message
]
.into_iter(),
&|params, args, context| {
match ArgumentMatch::find_multi_match(args, params) {
Ok(multi_args) => {
for arg in multi_args {
let target = arg.get::<Target>("target");
if let Some(query) = target.target {
log::trace!("target_name: {query}, {}", target.name);
context.error(
&arg,
EvalError::AssertionFailed(format!(
"Found valid symbol '{name}' within module '{base}'.",
name = target.name,
base = query.base(&target.name)
)),
)?;
}
}
}
Err(err) => {
// Called `assert` with no or more than 2 parameters
context.error(args, err)?
}
}
Ok(Value::None)
},
None,
)
}