vize_l2 0.544.0

L2 - the Davinci semantic IR (codename Disegno): the neutral op family every input dialect lowers into
Documentation 
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
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238

use super::*;

#[test]
fn authored_and_decoded_whitespace_refusals_keep_the_complete_unmodified_value() -> Test {
    for (raw, expected, policy) in [
        ("a b", "a b", Policy::RawWhitespace),
        (" a", " a", Policy::RawWhitespace),
        ("a ", "a ", Policy::RawWhitespace),
        ("a\r\nb", "a\r\nb", Policy::RawWhitespace),
        ("a b", "a b", Policy::DecodedWhitespace),
        ("a	b", "a\tb", Policy::DecodedWhitespace),
        ("a
b", "a\nb", Policy::DecodedWhitespace),
    ] {
        let arena = Allocator::default();
        let source = alloc::format!("<template>{raw}</template>");
        let mut original = owner(&arena, &source)?;
        {
            let mut walk = original.begin().map_err(|_| "begin")?;
            let selected = walk.selected();
            let child = selected.children().next().ok_or("actual Text")?;
            let error = walk
                .root_text_value(child)
                .err()
                .ok_or("whitespace admitted")?;
            same(error.kind, Kind::TextValuePolicy(policy))?;
        }
        let original = original.finish();
        check(original.view().is_err())?;
        let file = original.file().ok_or("full refused File")?;
        let [record] = file.native_text_values() else {
            return Err("whole preparation parked");
        };
        let value = record.observation().ok_or("original full value")?;
        same(value.raw_text(), raw)?;
        same(value.source().text(), expected)?;
        check(core::ptr::eq(
            value.source().authored_root(),
            source.as_str(),
        ))?;
        same(
            record.state(),
            State::Refused(Kind::TextValuePolicy(policy)),
        )?;
        same(file.artifact().node_count(), 0)?;
        check(!file.is_complete())?;
    }
    Ok(())
}

#[test]
fn nontext_nested_and_sibling_events_keep_original_observations_and_never_mint() -> Test {
    for source in [
        "<template><div>&amp;lt;</div></template>",
        "<template><!--kept-->&amp;lt;</template>",
        "<template>{{1}}</template>",
    ] {
        let arena = Allocator::default();
        let mut original = owner(&arena, source)?;
        {
            let mut walk = original.begin().map_err(|_| "begin")?;
            let selected = walk.selected();
            let child = selected.children().next().ok_or("original child")?;
            check(walk.root_text_value(child).is_err())?;
        }
        let original = original.finish();
        let file = original.file().ok_or("retained File")?;
        let [record] = file.native_text_values() else {
            return Err("full L1 Result retained");
        };
        let failure = record.failure().ok_or("original NotText failure")?;
        same(
            failure.kind(),
            vize_l1::markup::NativeTextValueError::NotText,
        )?;
        check(core::ptr::eq(failure.block().root_source(), source))?;
        same(file.artifact().node_count(), 0)?;
        check(!file.is_complete() && original.view().is_err())?;
    }
    let arena = Allocator::default();
    let source = "<template><div>&amp;lt;</div></template>";
    let mut original = owner(&arena, source)?;
    {
        let mut walk = original.begin().map_err(|_| "begin")?;
        let selected = walk.selected();
        let parent = selected
            .children()
            .next()
            .ok_or("parent")?
            .into_element()
            .ok_or("Element")?;
        let child = parent.children().next().ok_or("nested Text")?;
        same(
            walk.root_text_value(child)
                .err()
                .ok_or("nested admitted")?
                .kind,
            Kind::TextValuePolicy(Policy::RootExtent),
        )?;
    }
    let original = original.finish();
    let file = original.file().ok_or("nested refused File")?;
    let value = file.native_text_values()[0]
        .observation()
        .ok_or("whole nested preparation retained")?;
    same(value.raw_text(), "&amp;lt;")?;
    same(value.source().text(), "&lt;")?;
    same(file.artifact().node_count(), 0)?;
    Ok(())
}

#[test]
fn root_extent_and_empty_template_cannot_be_completed_as_prepared_profile() -> Test {
    let arena = Allocator::default();
    let source = "<template>&amp;lt;<!--tail--></template>";
    let mut original = owner(&arena, source)?;
    {
        let mut walk = original.begin().map_err(|_| "begin")?;
        let selected = walk.selected();
        let child = selected.children().next().ok_or("first original Text")?;
        same(
            walk.root_text_value(child)
                .err()
                .ok_or("partial root admitted")?
                .kind,
            Kind::TextValuePolicy(Policy::RootExtent),
        )?;
    }
    let original = original.finish();
    let file = original.file().ok_or("partial source owner")?;
    same(file.native_text_values().len(), 1)?;
    same(file.artifact().node_count(), 0)?;
    // The ordinary empty cursor completes, but mints no prepared row/profile.
    let mut empty = owner(&arena, "<template></template>")?;
    empty
        .begin()
        .map_err(|_| "empty begin")?
        .complete()
        .map_err(|_| "ordinary empty complete")?;
    let empty = empty.finish();
    let file = empty.file().ok_or("ordinary empty File")?;
    check(file.is_complete() && file.native_text_values().is_empty())?;
    Ok(())
}

#[test]
fn original_setup_program_and_styles_cannot_be_promoted_by_root_text_source_custody() -> Test {
    let arena = Allocator::default();
    let source = "<script setup>const value=1</script><template>&amp;lt;</template>";
    let mut original = owner(&arena, source)?;
    original
        .parse_setup_program()
        .map_err(|_| "actual setup Program")?;
    {
        let mut walk = original.begin_setup().map_err(|_| "genuine setup begin")?;
        let selected = walk.selected();
        let child = selected.children().next().ok_or("root Text")?;
        same(
            walk.root_text_value(child)
                .err()
                .ok_or("setup source admitted")?
                .kind,
            Kind::TextValuePolicy(Policy::ScriptOrStyle),
        )?;
    }
    let original = original.finish();
    check(original.setup().is_err())?;
    let file = original.file().ok_or("whole refused setup owner")?;
    same(file.units().len(), 1)?;
    same(file.native_text_values().len(), 1)?;
    same(file.artifact().node_count(), 0)?;
    let source = "<template>&amp;lt;</template><style></style>";
    let mut original = owner(&arena, source)?;
    {
        let mut walk = original.begin().map_err(|_| "style original begin")?;
        let selected = walk.selected();
        same(
            walk.root_text_value(selected.children().next().ok_or("styled Text")?)
                .err()
                .ok_or("style admitted")?
                .kind,
            Kind::TextValuePolicy(Policy::ScriptOrStyle),
        )?;
    }
    let original = original.finish();
    check(original.view().is_err())?;
    same(
        original
            .file()
            .ok_or("styled owner")?
            .native_text_values()
            .len(),
        1,
    )?;
    Ok(())
}

#[test]
fn original_raw_nul_and_recovered_carrier_are_retained_without_guessed_decoder_errors() -> Test {
    for source in [
        "<template>a\0b</template>",
        "<template><p>&amp;lt;</template>",
    ] {
        let arena = Allocator::default();
        let mut original = owner(&arena, source)?;
        let original_errors = original.selected().component().carrier().errors.len();
        match original.begin() {
            Ok(mut walk) => {
                let selected = walk.selected();
                let child = selected
                    .children()
                    .next()
                    .ok_or("actual recovered/raw child")?;
                check(walk.root_text_value(child).is_err())?;
            }
            Err(issue) => same(issue.kind, Kind::UnsupportedChild)?,
        }
        let original = original.finish();
        check(original.view().is_err())?;
        same(
            original.selected().component().carrier().errors.len(),
            original_errors,
        )?;
        vize_l1::markup::check_fidelity(&original.selected().component().carrier().tree)
            .map_err(|_| "full original malformed source")?;
        let file = original.file().ok_or("normally retained refusal File")?;
        same(file.artifact().node_count(), 0)?;
        check(!file.is_complete())?;
    }
    // HTML numeric zero genuinely replaces to U+FFFD; it is never a fake
    // decoded-NUL refusal or an invented character-origin inference.
    let arena = Allocator::default();
    let original = completed(&arena, "<template>&#0;</template>")?;
    same(
        text(original.file().ok_or("numeric replacement File")?)?.content,
        "�",
    )?;
    Ok(())
}