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Use Default trait for default Config
[tablify] / src / lib.rs
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1use std::borrow::ToOwned;
2use std::collections::{HashMap, HashSet};
3use std::fmt::Write;
4use std::io::BufRead;
5use std::iter::Iterator;
6
7#[derive(PartialEq, Eq, Debug)]
8struct Config {
9 column_threshold: usize,
10 static_columns: Vec<Option<String>>,
11}
12impl Config {
13 fn apply_command(&mut self, line_num: usize, cmd: &str) -> Result<(), std::io::Error> {
14 if let Some(threshold) = cmd.strip_prefix("col_threshold ") {
15 self.column_threshold = threshold.parse().map_err(|e| {
16 std::io::Error::new(
17 std::io::ErrorKind::InvalidInput,
18 format!("line {line_num}: col_threshold must be numeric: {e}"),
19 )
20 })?;
21 } else if let Some(col) = cmd.strip_prefix("col ") {
22 self.static_columns.push(Some(col.to_owned()));
23 } else if cmd == "colsep" {
24 self.static_columns.push(None);
25 } else {
26 return Err(std::io::Error::new(
27 std::io::ErrorKind::InvalidInput,
28 format!("line {line_num}: Unknown command: {cmd}"),
29 ));
30 }
31 Ok(())
32 }
33}
34impl Default for Config {
35 fn default() -> Self {
36 Self {
37 column_threshold: 2,
38 static_columns: vec![],
39 }
40 }
41}
42
43const HEADER: &str = r#"<!DOCTYPE html>
44<html>
45<head>
46 <meta charset="utf-8">
47 <meta name="viewport" content="width=device-width, initial-scale=1">
48 <style>
49 td { text-align: center; }
50 /* h/t https://wabain.github.io/2019/10/13/css-rotated-table-header.html */
51 th, td { white-space: nowrap; }
52 th { text-align: left; font-weight: normal; }
53 th.spacer_row { height: .3em; }
54 .spacer_col { border: none; width: .2em; }
55 table { border-collapse: collapse }
56 tr.key > th { height: 10em; vertical-align: bottom; line-height: 1 }
57 tr.key > th > div { width: 1em; }
58 tr.key > th > div > div { width: 5em; transform-origin: bottom left; transform: translateX(1em) rotate(-65deg) }
59 td { border: thin solid gray; }
60 td.leftover { text-align: left; border: none; padding-left: .4em; }
61 td.yes { border: thin solid gray; background-color: #ddd; }
62 /* h/t https://stackoverflow.com/questions/5687035/css-bolding-some-text-without-changing-its-containers-size/46452396#46452396 */
63 .highlight { text-shadow: -0.06ex 0 black, 0.06ex 0 black; }
64 </style>
65 <script>
66 function highlight(id) { const e = document.getElementById(id); if (e) { e.classList.add( "highlight"); } }
67 function clear_highlight(id) { const e = document.getElementById(id); if (e) { e.classList.remove("highlight"); } }
68 function h2(a, b) { highlight(a); highlight(b); }
69 function ch2(a, b) { clear_highlight(a); clear_highlight(b); }
70 </script>
71</head>
72<body>
73 <table>
74 <tbody>
75"#;
76const FOOTER: &str = " </tbody>
77 </table>
78</body>
79</html>";
80
81#[derive(PartialEq, Eq, Debug)]
82pub struct HTML(String);
83impl HTML {
84 fn escape(value: &str) -> HTML {
85 let mut escaped: String = String::new();
86 for c in value.chars() {
87 match c {
88 '>' => escaped.push_str("&gt;"),
89 '<' => escaped.push_str("&lt;"),
90 '\'' => escaped.push_str("&#39;"),
91 '"' => escaped.push_str("&quot;"),
92 '&' => escaped.push_str("&amp;"),
93 ok_c => escaped.push(ok_c),
94 }
95 }
96 HTML(escaped)
97 }
98}
99impl From<&str> for HTML {
100 fn from(value: &str) -> HTML {
101 HTML(String::from(value))
102 }
103}
104impl FromIterator<HTML> for HTML {
105 fn from_iter<T>(iter: T) -> HTML
106 where
107 T: IntoIterator<Item = HTML>,
108 {
109 HTML(iter.into_iter().map(|html| html.0).collect::<String>())
110 }
111}
112impl std::fmt::Display for HTML {
113 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
114 write!(f, "{}", self.0)
115 }
116}
117
118#[derive(Debug, PartialEq, Eq)]
119enum InputLine<'a> {
120 Blank,
121 RowHeader(&'a str),
122 Entry(&'a str, Option<&'a str>),
123 Command(&'a str),
124}
125impl<'a> From<&'a str> for InputLine<'a> {
126 fn from(value: &'a str) -> InputLine<'a> {
127 let trimmed = value.trim_end();
128 if trimmed.is_empty() {
129 InputLine::Blank
130 } else if let Some(cmd) = trimmed.strip_prefix('!') {
131 InputLine::Command(cmd)
132 } else if !trimmed.starts_with(' ') {
133 InputLine::RowHeader(value.trim())
134 } else {
135 match value.split_once(':') {
136 None => InputLine::Entry(value.trim(), None),
137 Some((col, instance)) => InputLine::Entry(col.trim(), Some(instance.trim())),
138 }
139 }
140 }
141}
142
143#[derive(Debug, PartialEq, Eq)]
144struct Row {
145 label: String,
146 entries: HashMap<String, Vec<Option<String>>>,
147}
148
149#[derive(Debug, PartialEq, Eq)]
150enum Rowlike {
151 Row(Row),
152 Spacer,
153}
154
155struct Reader<'cfg, Input: Iterator<Item = Result<String, std::io::Error>>> {
156 input: std::iter::Enumerate<Input>,
157 row: Option<Row>,
158 config: &'cfg mut Config,
159}
160impl<'cfg, Input: Iterator<Item = Result<String, std::io::Error>>> Reader<'cfg, Input> {
161 fn new(config: &'cfg mut Config, input: Input) -> Self {
162 Self {
163 input: input.enumerate(),
164 row: None,
165 config,
166 }
167 }
168}
169impl<'cfg, Input: Iterator<Item = Result<String, std::io::Error>>> Iterator
170 for Reader<'cfg, Input>
171{
172 type Item = Result<Rowlike, std::io::Error>;
173 fn next(&mut self) -> Option<Self::Item> {
174 loop {
175 match self.input.next() {
176 None => return Ok(std::mem::take(&mut self.row).map(Rowlike::Row)).transpose(),
177 Some((_, Err(e))) => return Some(Err(e)),
178 Some((n, Ok(line))) => match InputLine::from(line.as_ref()) {
179 InputLine::Command(cmd) => {
180 if let Err(e) = self.config.apply_command(n + 1, cmd) {
181 return Some(Err(e));
182 }
183 }
184 InputLine::Blank if self.row.is_some() => {
185 return Ok(std::mem::take(&mut self.row).map(Rowlike::Row)).transpose()
186 }
187 InputLine::Blank => return Some(Ok(Rowlike::Spacer)),
188 InputLine::Entry(col, instance) => match &mut self.row {
189 None => {
190 return Some(Err(std::io::Error::other(format!(
191 "line {}: Entry with no header",
192 n + 1
193 ))))
194 }
195 Some(ref mut row) => {
196 row.entries
197 .entry(col.to_owned())
198 .and_modify(|is| is.push(instance.map(ToOwned::to_owned)))
199 .or_insert_with(|| vec![instance.map(ToOwned::to_owned)]);
200 }
201 },
202 InputLine::RowHeader(row) => {
203 let prev = std::mem::take(&mut self.row);
204 self.row = Some(Row {
205 label: row.to_owned(),
206 entries: HashMap::new(),
207 });
208 if prev.is_some() {
209 return Ok(prev.map(Rowlike::Row)).transpose();
210 }
211 }
212 },
213 }
214 }
215 }
216}
217
218fn read_input(input: impl std::io::Read) -> Result<(Vec<Rowlike>, Config), std::io::Error> {
219 let mut config = Config::default();
220 let reader = Reader::new(&mut config, std::io::BufReader::new(input).lines());
221 reader
222 .collect::<Result<Vec<_>, _>>()
223 .map(|rows| (rows, config))
224}
225
226fn column_counts(rows: &[Rowlike]) -> Vec<(usize, String)> {
227 let empty = HashMap::new();
228 let mut counts: Vec<_> = rows
229 .iter()
230 .flat_map(|rl| match rl {
231 Rowlike::Row(r) => r.entries.keys(),
232 Rowlike::Spacer => empty.keys(),
233 })
234 .fold(HashMap::new(), |mut cs, col| {
235 cs.entry(col.to_owned())
236 .and_modify(|n| *n += 1)
237 .or_insert(1);
238 cs
239 })
240 .into_iter()
241 .map(|(col, n)| (n, col))
242 .collect();
243 counts.sort_unstable_by(|(an, acol), (bn, bcol)| bn.cmp(an).then(acol.cmp(bcol)));
244 counts
245}
246fn column_order(config: &Config, rows: &[Rowlike]) -> Vec<String> {
247 let static_columns: HashSet<&str> = config
248 .static_columns
249 .iter()
250 .flatten()
251 .map(std::string::String::as_str)
252 .collect();
253 column_counts(rows)
254 .into_iter()
255 .filter_map(|(n, col)| {
256 (n >= config.column_threshold && !static_columns.contains(col.as_str())).then_some(col)
257 })
258 .collect()
259}
260
261fn render_one_instance(instance: &Option<String>) -> HTML {
262 match instance {
263 None => HTML::from("✓"),
264 Some(instance) => HTML::escape(instance.as_ref()),
265 }
266}
267
268fn render_instances(instances: &[Option<String>]) -> HTML {
269 let all_empty = instances.iter().all(Option::is_none);
270 if all_empty && instances.len() == 1 {
271 HTML::from("")
272 } else if all_empty {
273 HTML(format!("{}", instances.len()))
274 } else {
275 HTML(
276 instances
277 .iter()
278 .map(render_one_instance)
279 .map(|html| html.0) // Waiting for slice_concat_trait to stabilize
280 .collect::<Vec<_>>()
281 .join(" "),
282 )
283 }
284}
285
286fn render_cell(col: &str, row: &mut Row) -> HTML {
287 let row_label = HTML::escape(row.label.as_ref());
288 let col_label = HTML::escape(col);
289 let instances: Option<&Vec<Option<String>>> = row.entries.get(col);
290 let class = HTML::from(if instances.is_none() { "" } else { "yes" });
291 let contents = match instances {
292 None => HTML::from(""),
293 Some(is) => render_instances(is),
294 };
295 row.entries.remove(col);
296 HTML(format!(
297 r#"<td class="{class}" onmouseover="h2('{row_label}','{col_label}')" onmouseout="ch2('{row_label}','{col_label}')">{contents}</td>"#
298 ))
299}
300
301fn render_leftover(notcol: &str, instances: &[Option<String>]) -> HTML {
302 let label = HTML::escape(notcol);
303 let rest = render_instances(instances);
304 if rest == HTML::from("") {
305 HTML(format!("{label}"))
306 } else {
307 HTML(format!("{label}: {rest}"))
308 }
309}
310
311fn render_all_leftovers(row: &Row) -> HTML {
312 let mut order: Vec<_> = row.entries.keys().collect();
313 order.sort_unstable();
314 HTML(
315 order
316 .into_iter()
317 .map(|notcol| render_leftover(notcol, row.entries.get(notcol).expect("Key vanished?!")))
318 .map(|html| html.0) // Waiting for slice_concat_trait to stabilize
319 .collect::<Vec<_>>()
320 .join(", "),
321 )
322}
323
324fn render_row(config: &Config, columns: &[String], rowlike: &mut Rowlike) -> HTML {
325 match rowlike {
326 Rowlike::Spacer => HTML::from("<tr><th class=\"spacer_row\"></th></tr>\n"),
327 Rowlike::Row(row) => {
328 let row_label = HTML::escape(row.label.as_ref());
329 let static_cells = config
330 .static_columns
331 .iter()
332 .map(|ocol| match ocol {
333 Some(col) => render_cell(col, row),
334 None => HTML::from(r#"<td class="spacer_col"></td>"#),
335 })
336 .collect::<HTML>();
337 let dynamic_cells = columns
338 .iter()
339 .map(|col| render_cell(col, row))
340 .collect::<HTML>();
341 let leftovers = render_all_leftovers(row);
342 HTML(format!(
343 "<tr><th id=\"{row_label}\">{row_label}</th>{static_cells}{dynamic_cells}<td class=\"leftover\" onmouseover=\"highlight('{row_label}')\" onmouseout=\"clear_highlight('{row_label}')\">{leftovers}</td></tr>\n"
344 ))
345 }
346 }
347}
348
349fn render_column_headers(config: &Config, columns: &[String]) -> HTML {
350 let static_columns = config.static_columns.iter().map(|oc| oc.as_ref());
351 let dynamic_columns = columns.iter().map(Some);
352 HTML(
353 String::from(r#"<tr class="key"><th></th>"#)
354 + &static_columns
355 .chain(dynamic_columns)
356 .fold(String::new(), |mut acc, ocol| {
357 match ocol {
358 Some(col) => {
359 let col_header = HTML::escape(col);
360 write!(
361 &mut acc,
362 r#"<th id="{col_header}"><div><div>{col_header}</div></div></th>"#
363 )
364 }
365 None => write!(&mut acc, r#"<th class="col_spacer"></th>"#),
366 }
367 .unwrap();
368 acc
369 })
370 + "</tr>\n",
371 )
372}
373
374/// # Errors
375///
376/// Will return `Err` if
377/// * there's an i/o error while reading `input`
378/// * the log has invalid syntax:
379/// * an indented line with no preceding non-indented line
380pub fn tablify(input: impl std::io::Read) -> Result<HTML, std::io::Error> {
381 let (rows, config) = read_input(input)?;
382 let columns = column_order(&config, &rows);
383 Ok(HTML(format!(
384 "{HEADER}{}{}{FOOTER}",
385 render_column_headers(&config, &columns),
386 rows.into_iter()
387 .map(|mut r| render_row(&config, &columns, &mut r))
388 .collect::<HTML>()
389 )))
390}
391
392#[cfg(test)]
393mod tests {
394 use super::*;
395
396 #[test]
397 fn test_parse_line() {
398 assert_eq!(InputLine::from(""), InputLine::Blank);
399 assert_eq!(InputLine::from(" "), InputLine::Blank);
400 assert_eq!(InputLine::from("foo"), InputLine::RowHeader("foo"));
401 assert_eq!(InputLine::from("foo "), InputLine::RowHeader("foo"));
402 assert_eq!(InputLine::from(" foo"), InputLine::Entry("foo", None));
403 assert_eq!(
404 InputLine::from(" foo:bar"),
405 InputLine::Entry("foo", Some("bar"))
406 );
407 assert_eq!(
408 InputLine::from(" foo: bar"),
409 InputLine::Entry("foo", Some("bar"))
410 );
411 assert_eq!(
412 InputLine::from(" foo: bar "),
413 InputLine::Entry("foo", Some("bar"))
414 );
415 assert_eq!(
416 InputLine::from(" foo: bar "),
417 InputLine::Entry("foo", Some("bar"))
418 );
419 assert_eq!(
420 InputLine::from(" foo : bar "),
421 InputLine::Entry("foo", Some("bar"))
422 );
423 }
424
425 fn read_rows(input: impl std::io::Read) -> Result<Vec<Rowlike>, std::io::Error> {
426 read_input(input).map(|(rows, _)| rows)
427 }
428 fn read_config(input: impl std::io::Read) -> Result<Config, std::io::Error> {
429 read_input(input).map(|(_, config)| config)
430 }
431 #[test]
432 fn test_read_rows() {
433 assert_eq!(
434 read_rows(&b"foo"[..]).unwrap(),
435 vec![Rowlike::Row(Row {
436 label: "foo".to_owned(),
437 entries: HashMap::new(),
438 })]
439 );
440 assert_eq!(
441 read_rows(&b"bar"[..]).unwrap(),
442 vec![Rowlike::Row(Row {
443 label: "bar".to_owned(),
444 entries: HashMap::new(),
445 })]
446 );
447 assert_eq!(
448 read_rows(&b"foo\nbar\n"[..]).unwrap(),
449 vec![
450 Rowlike::Row(Row {
451 label: "foo".to_owned(),
452 entries: HashMap::new(),
453 }),
454 Rowlike::Row(Row {
455 label: "bar".to_owned(),
456 entries: HashMap::new(),
457 })
458 ]
459 );
460 assert_eq!(
461 read_rows(&b"foo\n bar\n"[..]).unwrap(),
462 vec![Rowlike::Row(Row {
463 label: "foo".to_owned(),
464 entries: HashMap::from([("bar".to_owned(), vec![None])]),
465 })]
466 );
467 assert_eq!(
468 read_rows(&b"foo\n bar\n baz\n"[..]).unwrap(),
469 vec![Rowlike::Row(Row {
470 label: "foo".to_owned(),
471 entries: HashMap::from([
472 ("bar".to_owned(), vec![None]),
473 ("baz".to_owned(), vec![None])
474 ]),
475 })]
476 );
477 assert_eq!(
478 read_rows(&b"foo\n\nbar\n"[..]).unwrap(),
479 vec![
480 Rowlike::Row(Row {
481 label: "foo".to_owned(),
482 entries: HashMap::new(),
483 }),
484 Rowlike::Row(Row {
485 label: "bar".to_owned(),
486 entries: HashMap::new(),
487 })
488 ]
489 );
490 assert_eq!(
491 read_rows(&b"foo\n\n\nbar\n"[..]).unwrap(),
492 vec![
493 Rowlike::Row(Row {
494 label: "foo".to_owned(),
495 entries: HashMap::new(),
496 }),
497 Rowlike::Spacer,
498 Rowlike::Row(Row {
499 label: "bar".to_owned(),
500 entries: HashMap::new(),
501 })
502 ]
503 );
504 assert_eq!(
505 read_rows(&b"foo\n \nbar\n"[..]).unwrap(),
506 vec![
507 Rowlike::Row(Row {
508 label: "foo".to_owned(),
509 entries: HashMap::new(),
510 }),
511 Rowlike::Row(Row {
512 label: "bar".to_owned(),
513 entries: HashMap::new(),
514 })
515 ]
516 );
517 assert_eq!(
518 read_rows(&b"foo \n bar \n"[..]).unwrap(),
519 vec![Rowlike::Row(Row {
520 label: "foo".to_owned(),
521 entries: HashMap::from([("bar".to_owned(), vec![None])]),
522 })]
523 );
524
525 let bad = read_rows(&b" foo"[..]);
526 assert!(bad.is_err());
527 assert!(format!("{bad:?}").contains("line 1: Entry with no header"));
528
529 let bad2 = read_rows(&b"foo\n\n bar"[..]);
530 assert!(bad2.is_err());
531 assert!(format!("{bad2:?}").contains("line 3: Entry with no header"));
532 }
533
534 #[test]
535 fn test_read_config() {
536 assert_eq!(
537 read_config(&b"!col_threshold 10"[..])
538 .unwrap()
539 .column_threshold,
540 10
541 );
542 assert_eq!(
543 read_config(&b"!col foo"[..]).unwrap().static_columns,
544 vec![Some("foo".to_owned())]
545 );
546
547 let bad_command = read_config(&b"!no such command"[..]);
548 assert!(bad_command.is_err());
549 assert!(format!("{bad_command:?}").contains("line 1: Unknown command"));
550
551 let bad_num = read_config(&b"!col_threshold foo"[..]);
552 assert!(bad_num.is_err());
553 assert!(format!("{bad_num:?}").contains("line 1: col_threshold must be numeric"));
554 }
555
556 #[test]
557 fn test_column_counts() {
558 assert_eq!(
559 column_counts(&read_rows(&b"foo\n bar\n baz\n"[..]).unwrap()),
560 vec![(1, String::from("bar")), (1, String::from("baz"))]
561 );
562 assert_eq!(
563 column_counts(&read_rows(&b"foo\n bar\n baz\nquux\n baz"[..]).unwrap()),
564 vec![(2, String::from("baz")), (1, String::from("bar"))]
565 );
566 assert_eq!(
567 column_counts(&read_rows(&b"foo\n bar\n bar\n baz\n bar\nquux\n baz"[..]).unwrap()),
568 vec![(2, String::from("baz")), (1, String::from("bar"))]
569 );
570 assert_eq!(
571 column_counts(
572 &read_rows(&b"foo\n bar: 1\n bar: 2\n baz\n bar\nquux\n baz"[..]).unwrap()
573 ),
574 vec![(2, String::from("baz")), (1, String::from("bar"))]
575 );
576 }
577
578 #[test]
579 fn test_render_cell() {
580 assert_eq!(
581 render_cell(
582 "foo",
583 &mut Row {
584 label: "nope".to_owned(),
585 entries: HashMap::new(),
586 }
587 ),
588 HTML::from(
589 r#"<td class="" onmouseover="h2('nope','foo')" onmouseout="ch2('nope','foo')"></td>"#
590 )
591 );
592 assert_eq!(
593 render_cell(
594 "foo",
595 &mut Row {
596 label: "nope".to_owned(),
597 entries: HashMap::from([("bar".to_owned(), vec![None])]),
598 }
599 ),
600 HTML::from(
601 r#"<td class="" onmouseover="h2('nope','foo')" onmouseout="ch2('nope','foo')"></td>"#
602 )
603 );
604 assert_eq!(
605 render_cell(
606 "foo",
607 &mut Row {
608 label: "nope".to_owned(),
609 entries: HashMap::from([("foo".to_owned(), vec![None])]),
610 }
611 ),
612 HTML::from(
613 r#"<td class="yes" onmouseover="h2('nope','foo')" onmouseout="ch2('nope','foo')"></td>"#
614 )
615 );
616 assert_eq!(
617 render_cell(
618 "foo",
619 &mut Row {
620 label: "nope".to_owned(),
621 entries: HashMap::from([("foo".to_owned(), vec![None, None])]),
622 }
623 ),
624 HTML::from(
625 r#"<td class="yes" onmouseover="h2('nope','foo')" onmouseout="ch2('nope','foo')">2</td>"#
626 )
627 );
628 assert_eq!(
629 render_cell(
630 "foo",
631 &mut Row {
632 label: "nope".to_owned(),
633 entries: HashMap::from([(
634 "foo".to_owned(),
635 vec![Some("5".to_owned()), Some("10".to_owned())]
636 )]),
637 }
638 ),
639 HTML::from(
640 r#"<td class="yes" onmouseover="h2('nope','foo')" onmouseout="ch2('nope','foo')">5 10</td>"#
641 )
642 );
643 assert_eq!(
644 render_cell(
645 "foo",
646 &mut Row {
647 label: "nope".to_owned(),
648 entries: HashMap::from([("foo".to_owned(), vec![Some("5".to_owned()), None])]),
649 }
650 ),
651 HTML::from(
652 r#"<td class="yes" onmouseover="h2('nope','foo')" onmouseout="ch2('nope','foo')">5 ✓</td>"#
653 )
654 );
655 assert_eq!(
656 render_cell(
657 "heart",
658 &mut Row {
659 label: "nope".to_owned(),
660 entries: HashMap::from([("heart".to_owned(), vec![Some("<3".to_owned())])]),
661 }
662 ),
663 HTML::from(
664 r#"<td class="yes" onmouseover="h2('nope','heart')" onmouseout="ch2('nope','heart')">&lt;3</td>"#
665 )
666 );
667 assert_eq!(
668 render_cell(
669 "foo",
670 &mut Row {
671 label: "bob's".to_owned(),
672 entries: HashMap::from([("foo".to_owned(), vec![None])]),
673 }
674 ),
675 HTML::from(
676 r#"<td class="yes" onmouseover="h2('bob&#39;s','foo')" onmouseout="ch2('bob&#39;s','foo')"></td>"#
677 )
678 );
679 let mut r = Row {
680 label: "nope".to_owned(),
681 entries: HashMap::from([
682 ("foo".to_owned(), vec![None]),
683 ("baz".to_owned(), vec![None]),
684 ]),
685 };
686 assert_eq!(r.entries.len(), 2);
687 render_cell("foo", &mut r);
688 assert_eq!(r.entries.len(), 1);
689 render_cell("bar", &mut r);
690 assert_eq!(r.entries.len(), 1);
691 render_cell("baz", &mut r);
692 assert_eq!(r.entries.len(), 0);
693 }
694
695 #[test]
696 fn test_render_leftovers() {
697 assert_eq!(
698 render_all_leftovers(&Row {
699 label: "nope".to_owned(),
700 entries: HashMap::from([("foo".to_owned(), vec![None])]),
701 }),
702 HTML::from("foo")
703 );
704 assert_eq!(
705 render_all_leftovers(&Row {
706 label: "nope".to_owned(),
707 entries: HashMap::from([
708 ("foo".to_owned(), vec![None]),
709 ("bar".to_owned(), vec![None])
710 ]),
711 }),
712 HTML::from("bar, foo")
713 );
714 assert_eq!(
715 render_all_leftovers(&Row {
716 label: "nope".to_owned(),
717 entries: HashMap::from([
718 ("foo".to_owned(), vec![None]),
719 ("bar".to_owned(), vec![None, None])
720 ]),
721 }),
722 HTML::from("bar: 2, foo")
723 );
724 }
725
726 #[test]
727 fn test_render_row() {
728 assert_eq!(
729 render_row(
730 &Config::default(),
731 &["foo".to_owned()],
732 &mut Rowlike::Row(Row {
733 label: "nope".to_owned(),
734 entries: HashMap::from([("bar".to_owned(), vec![None])]),
735 })
736 ),
737 HTML::from(
738 r#"<tr><th id="nope">nope</th><td class="" onmouseover="h2('nope','foo')" onmouseout="ch2('nope','foo')"></td><td class="leftover" onmouseover="highlight('nope')" onmouseout="clear_highlight('nope')">bar</td></tr>
739"#
740 )
741 );
742 assert_eq!(
743 render_row(
744 &Config {
745 column_threshold: 0,
746 static_columns: vec![Some("foo".to_owned()), Some("bar".to_owned())],
747 },
748 &["baz".to_owned()],
749 &mut Rowlike::Row(Row {
750 label: "nope".to_owned(),
751 entries: HashMap::from([
752 ("bar".to_owned(), vec![Some("r".to_owned())]),
753 ("baz".to_owned(), vec![Some("z".to_owned())]),
754 ("foo".to_owned(), vec![Some("f".to_owned())]),
755 ]),
756 })
757 ),
758 HTML::from(
759 r#"<tr><th id="nope">nope</th><td class="yes" onmouseover="h2('nope','foo')" onmouseout="ch2('nope','foo')">f</td><td class="yes" onmouseover="h2('nope','bar')" onmouseout="ch2('nope','bar')">r</td><td class="yes" onmouseover="h2('nope','baz')" onmouseout="ch2('nope','baz')">z</td><td class="leftover" onmouseover="highlight('nope')" onmouseout="clear_highlight('nope')"></td></tr>
760"#
761 )
762 );
763 assert_eq!(
764 render_row(
765 &Config {
766 column_threshold: 0,
767 static_columns: vec![Some("foo".to_owned()), None, Some("bar".to_owned())],
768 },
769 &[],
770 &mut Rowlike::Row(Row {
771 label: "nope".to_owned(),
772 entries: HashMap::from([
773 ("bar".to_owned(), vec![Some("r".to_owned())]),
774 ("foo".to_owned(), vec![Some("f".to_owned())]),
775 ]),
776 })
777 ),
778 HTML::from(
779 r#"<tr><th id="nope">nope</th><td class="yes" onmouseover="h2('nope','foo')" onmouseout="ch2('nope','foo')">f</td><td class="spacer_col"></td><td class="yes" onmouseover="h2('nope','bar')" onmouseout="ch2('nope','bar')">r</td><td class="leftover" onmouseover="highlight('nope')" onmouseout="clear_highlight('nope')"></td></tr>
780"#
781 )
782 );
783 }
784}
Summarize a text log as an HTML table