brainfuck interpreter
brainfuck
cli
rust
parser: implemented source code snippets, enabled fancy printing
+212
-7
+190
-1
Cargo.lock
+190
-1
Cargo.lock
···
3
3
version = 4
4
4
5
5
[[package]]
6
+
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7
+
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8
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10
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11
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"gimli",
12
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]
13
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14
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6
21
name = "anstream"
7
22
version = "1.0.0"
8
23
source = "registry+https://github.com/rust-lang/crates.io-index"
···
53
68
]
54
69
55
70
[[package]]
71
+
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72
+
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73
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75
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76
+
"addr2line",
77
+
"cfg-if",
78
+
"libc",
79
+
"miniz_oxide",
80
+
"object",
81
+
"rustc-demangle",
82
+
"windows-link",
83
+
]
84
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85
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[[package]]
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94
+
[[package]]
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100
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[[package]]
56
101
name = "cfg-if"
57
102
version = "1.0.4"
58
103
source = "registry+https://github.com/rust-lang/crates.io-index"
···
105
150
checksum = "1d07550c9036bf2ae0c684c4297d503f838287c83c53686d05370d0e139ae570"
106
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[[package]]
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dependencies = [
158
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"libc",
159
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"windows-sys",
160
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checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
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[[package]]
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[[package]]
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name = "is_terminal_polyfill"
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version = "1.70.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a6cb138bb79a146c1bd460005623e142ef0181e3d0219cb493e02f7d08a35695"
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[[package]]
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+
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+
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[[package]]
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name = "miette"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "5f98efec8807c63c752b5bd61f862c165c115b0a35685bdcfd9238c7aeb592b7"
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dependencies = [
210
+
"backtrace",
211
+
"backtrace-ext",
125
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"cfg-if",
126
213
"miette-derive",
127
-
"unicode-width",
214
+
"owo-colors",
215
+
"supports-color",
216
+
"supports-hyperlinks",
217
+
"supports-unicode",
218
+
"terminal_size",
219
+
"textwrap",
220
+
"unicode-width 0.1.14",
128
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]
129
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130
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[[package]]
···
139
232
]
140
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141
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[[package]]
235
+
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236
+
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237
+
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239
+
dependencies = [
240
+
"adler2",
241
+
]
242
+
243
+
[[package]]
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+
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checksum = "ff76201f031d8863c38aa7f905eca4f53abbfa15f609db4277d44cd8938f33fe"
248
+
dependencies = [
249
+
"memchr",
250
+
]
251
+
252
+
[[package]]
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name = "once_cell_polyfill"
143
254
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144
255
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146
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147
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[[package]]
148
265
name = "proc-macro2"
···
163
280
]
164
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165
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[[package]]
283
+
name = "rustc-demangle"
284
+
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285
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+
dependencies = [
294
+
"bitflags",
295
+
"errno",
296
+
"libc",
297
+
"linux-raw-sys",
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+
"windows-sys",
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+
]
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+
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+
[[package]]
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name = "strsim"
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[[package]]
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dependencies = [
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"is_ci",
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[[package]]
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name = "syn"
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source = "registry+https://github.com/rust-lang/crates.io-index"
···
188
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]
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[[package]]
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+
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+
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350
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"rustix",
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355
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]
356
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+
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dependencies = [
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"unicode-linebreak",
364
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"unicode-width 0.2.2",
365
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+
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+
[[package]]
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name = "unicode-ident"
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[[package]]
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source = "registry+https://github.com/rust-lang/crates.io-index"
200
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checksum = "7dd6e30e90baa6f72411720665d41d89b9a3d039dc45b8faea1ddd07f617f6af"
384
+
385
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[[package]]
386
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389
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201
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[[package]]
203
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name = "utf8parse"
+1
-1
Cargo.toml
+1
-1
Cargo.toml
+21
-5
src/parser.rs
+21
-5
src/parser.rs
···
2
2
use miette::{Diagnostic, SourceSpan};
3
3
use std::fmt;
4
4
5
-
#[derive(Debug, Diagnostic)]
5
+
#[derive(Debug, Diagnostic, Clone)]
6
6
pub enum SyntaxError {
7
7
#[diagnostic(code(tachyon::syntax::missing_close))]
8
8
#[diagnostic(help("add a ']' to match this opening bracket"))]
9
-
MissingClosingBracket { src: String, span: SourceSpan },
9
+
MissingClosingBracket {
10
+
#[source_code]
11
+
src: String,
12
+
#[label("this bracket is never closed")]
13
+
span: SourceSpan,
14
+
},
10
15
11
16
#[diagnostic(code(tachyon::syntax::missing_open))]
12
17
#[diagnostic(help("add a '[' to match this closing bracket"))]
13
-
MissingOpenBracket { src: String, span: SourceSpan },
18
+
MissingOpenBracket {
19
+
#[source_code]
20
+
src: String,
21
+
#[label("this bracket is never opened")]
22
+
span: SourceSpan,
23
+
},
14
24
}
15
25
16
26
impl fmt::Display for SyntaxError {
···
76
86
fn extra_closing_bracket() {
77
87
let source = "[]]";
78
88
let result = parse_brackets(&tokenizer(source), source);
79
-
eprintln!("{}", result.as_ref().unwrap_err());
89
+
eprintln!(
90
+
"{:?}",
91
+
miette::Report::new(result.as_ref().unwrap_err().clone())
92
+
);
80
93
assert!(result.is_err());
81
94
}
82
95
···
84
97
fn extra_opening_bracket() {
85
98
let source = "[[]";
86
99
let result = parse_brackets(&tokenizer(source), source);
87
-
eprintln!("{}", result.as_ref().unwrap_err());
100
+
eprintln!(
101
+
"{:?}",
102
+
miette::Report::new(result.as_ref().unwrap_err().clone())
103
+
);
88
104
assert!(result.is_err());
89
105
}
90
106
}