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A place to keep per-column mark overrides
[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
7fn tally_marks(n: usize) -> String {
8 let fives = { 0..n / 5 }.map(|_| '𝍸');
9 let ones = { 0..n % 5 }.map(|_| '𝍷');
10 fives.chain(ones).collect()
11}
12
13#[derive(PartialEq, Eq, Debug)]
14struct Config {
15 column_threshold: usize,
16 static_columns: Vec<Option<String>>,
17 hidden_columns: HashSet<String>,
18 substitute_labels: HashMap<String, String>,
19 mark: HashMap<String, String>,
20}
21impl Config {
22 fn apply_command(&mut self, line_num: usize, cmd: &str) -> Result<(), std::io::Error> {
23 if let Some(threshold) = cmd.strip_prefix("col_threshold ") {
24 self.column_threshold = threshold.parse().map_err(|e| {
25 std::io::Error::new(
26 std::io::ErrorKind::InvalidInput,
27 format!("line {line_num}: col_threshold must be numeric: {e}"),
28 )
29 })?;
30 } else if let Some(col) = cmd.strip_prefix("hide ") {
31 self.hidden_columns.insert(col.to_owned());
32 } else if let Some(col) = cmd.strip_prefix("col ") {
33 self.static_columns.push(Some(col.to_owned()));
34 } else if cmd == "colsep" {
35 self.static_columns.push(None);
36 } else if let Some(directive) = cmd.strip_prefix("label ") {
37 match directive.split_once(':') {
38 None => {
39 return Err(std::io::Error::new(
40 std::io::ErrorKind::InvalidInput,
41 format!("line {line_num}: Annotation missing ':'"),
42 ))
43 }
44 Some((col, label)) => self
45 .substitute_labels
46 .insert(col.to_owned(), label.to_owned()),
47 };
48 } else {
49 return Err(std::io::Error::new(
50 std::io::ErrorKind::InvalidInput,
51 format!("line {line_num}: Unknown command: {cmd}"),
52 ));
53 }
54 Ok(())
55 }
56}
57impl Default for Config {
58 fn default() -> Self {
59 Self {
60 column_threshold: 2,
61 static_columns: vec![],
62 hidden_columns: HashSet::new(),
63 substitute_labels: HashMap::new(),
64 mark: HashMap::new(),
65 }
66 }
67}
68
69const HEADER: &str = r#"<!DOCTYPE html>
70<html>
71<head>
72 <meta charset="utf-8">
73 <meta name="viewport" content="width=device-width, initial-scale=1">
74 <style>
75 td { text-align: center; }
76 /* h/t https://wabain.github.io/2019/10/13/css-rotated-table-header.html */
77 th, td { white-space: nowrap; }
78 th { text-align: left; font-weight: normal; }
79 th.spacer_row { height: .3em; }
80 .spacer_col { border: none; width: .2em; }
81 table { border-collapse: collapse }
82 tr.key > th { height: 10em; vertical-align: bottom; line-height: 1 }
83 tr.key > th > div { width: 1em; }
84 tr.key > th > div > div { width: 5em; transform-origin: bottom left; transform: translateX(1em) rotate(-65deg) }
85 td { border: thin solid gray; }
86 td.leftover { text-align: left; border: none; padding-left: .4em; }
87 td.yes { border: thin solid gray; background-color: #eee; }
88 /* h/t https://stackoverflow.com/questions/5687035/css-bolding-some-text-without-changing-its-containers-size/46452396#46452396 */
89 .highlight { text-shadow: -0.06ex 0 black, 0.06ex 0 black; }
90 </style>
91 <script>
92 function highlight(id) { const e = document.getElementById(id); if (e) { e.classList.add( "highlight"); } }
93 function clear_highlight(id) { const e = document.getElementById(id); if (e) { e.classList.remove("highlight"); } }
94 function h2(a, b) { highlight(a); highlight(b); }
95 function ch2(a, b) { clear_highlight(a); clear_highlight(b); }
96 </script>
97</head>
98<body>
99 <table>
100 <tbody>
101"#;
102const FOOTER: &str = " </tbody>
103 </table>
104</body>
105</html>";
106
107#[derive(PartialEq, Eq, Debug)]
108pub struct HTML(String);
109impl HTML {
110 fn escape(value: &str) -> HTML {
111 let mut escaped: String = String::new();
112 for c in value.chars() {
113 match c {
114 '>' => escaped.push_str("&gt;"),
115 '<' => escaped.push_str("&lt;"),
116 '\'' => escaped.push_str("&#39;"),
117 '"' => escaped.push_str("&quot;"),
118 '&' => escaped.push_str("&amp;"),
119 ok_c => escaped.push(ok_c),
120 }
121 }
122 HTML(escaped)
123 }
124}
125impl From<&str> for HTML {
126 fn from(value: &str) -> HTML {
127 HTML(String::from(value))
128 }
129}
130impl FromIterator<HTML> for HTML {
131 fn from_iter<T>(iter: T) -> HTML
132 where
133 T: IntoIterator<Item = HTML>,
134 {
135 HTML(iter.into_iter().map(|html| html.0).collect::<String>())
136 }
137}
138impl std::fmt::Display for HTML {
139 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
140 write!(f, "{}", self.0)
141 }
142}
143
144#[derive(Debug, PartialEq, Eq)]
145enum InputLine<'a> {
146 Blank,
147 RowHeader(&'a str),
148 Entry(&'a str, Option<&'a str>),
149 Command(&'a str),
150}
151impl<'a> From<&'a str> for InputLine<'a> {
152 fn from(value: &'a str) -> InputLine<'a> {
153 let trimmed = value.trim_end();
154 if trimmed.is_empty() {
155 InputLine::Blank
156 } else if let Some(cmd) = trimmed.strip_prefix('!') {
157 InputLine::Command(cmd)
158 } else if !trimmed.starts_with(' ') {
159 InputLine::RowHeader(value.trim())
160 } else {
161 match value.split_once(':') {
162 None => InputLine::Entry(value.trim(), None),
163 Some((col, instance)) => InputLine::Entry(col.trim(), Some(instance.trim())),
164 }
165 }
166 }
167}
168
169#[derive(Debug, PartialEq, Eq)]
170struct Row {
171 label: String,
172 entries: HashMap<String, Vec<Option<String>>>,
173}
174
175#[derive(Debug, PartialEq, Eq)]
176enum Rowlike {
177 Row(Row),
178 Spacer,
179}
180
181struct Reader<'cfg, Input: Iterator<Item = Result<String, std::io::Error>>> {
182 input: std::iter::Enumerate<Input>,
183 row: Option<Row>,
184 config: &'cfg mut Config,
185}
186impl<'cfg, Input: Iterator<Item = Result<String, std::io::Error>>> Reader<'cfg, Input> {
187 fn new(config: &'cfg mut Config, input: Input) -> Self {
188 Self {
189 input: input.enumerate(),
190 row: None,
191 config,
192 }
193 }
194}
195impl<'cfg, Input: Iterator<Item = Result<String, std::io::Error>>> Iterator
196 for Reader<'cfg, Input>
197{
198 type Item = Result<Rowlike, std::io::Error>;
199 fn next(&mut self) -> Option<Self::Item> {
200 loop {
201 match self.input.next() {
202 None => return Ok(std::mem::take(&mut self.row).map(Rowlike::Row)).transpose(),
203 Some((_, Err(e))) => return Some(Err(e)),
204 Some((n, Ok(line))) => match InputLine::from(line.as_ref()) {
205 InputLine::Command(cmd) => {
206 if let Err(e) = self.config.apply_command(n + 1, cmd) {
207 return Some(Err(e));
208 }
209 }
210 InputLine::Blank if self.row.is_some() => {
211 return Ok(std::mem::take(&mut self.row).map(Rowlike::Row)).transpose()
212 }
213 InputLine::Blank => return Some(Ok(Rowlike::Spacer)),
214 InputLine::Entry(col, instance) => match &mut self.row {
215 None => {
216 return Some(Err(std::io::Error::other(format!(
217 "line {}: Entry with no header",
218 n + 1
219 ))))
220 }
221 Some(ref mut row) => {
222 row.entries
223 .entry(col.to_owned())
224 .and_modify(|is| is.push(instance.map(ToOwned::to_owned)))
225 .or_insert_with(|| vec![instance.map(ToOwned::to_owned)]);
226 }
227 },
228 InputLine::RowHeader(row) => {
229 let prev = std::mem::take(&mut self.row);
230 self.row = Some(Row {
231 label: row.to_owned(),
232 entries: HashMap::new(),
233 });
234 if prev.is_some() {
235 return Ok(prev.map(Rowlike::Row)).transpose();
236 }
237 }
238 },
239 }
240 }
241 }
242}
243
244fn read_input(input: impl std::io::Read) -> Result<(Vec<Rowlike>, Config), std::io::Error> {
245 let mut config = Config::default();
246 let reader = Reader::new(&mut config, std::io::BufReader::new(input).lines());
247 reader
248 .collect::<Result<Vec<_>, _>>()
249 .map(|rows| (rows, config))
250}
251
252fn column_counts(rows: &[Rowlike]) -> Vec<(usize, String)> {
253 let empty = HashMap::new();
254 let mut counts: Vec<_> = rows
255 .iter()
256 .flat_map(|rl| match rl {
257 Rowlike::Row(r) => r.entries.keys(),
258 Rowlike::Spacer => empty.keys(),
259 })
260 .fold(HashMap::new(), |mut cs, col| {
261 cs.entry(col.to_owned())
262 .and_modify(|n| *n += 1)
263 .or_insert(1);
264 cs
265 })
266 .into_iter()
267 .map(|(col, n)| (n, col))
268 .collect();
269 counts.sort_unstable_by(|(an, acol), (bn, bcol)| bn.cmp(an).then(acol.cmp(bcol)));
270 counts
271}
272fn column_order(config: &Config, rows: &[Rowlike]) -> Vec<String> {
273 let static_columns: HashSet<&str> = config
274 .static_columns
275 .iter()
276 .flatten()
277 .map(std::string::String::as_str)
278 .collect();
279 column_counts(rows)
280 .into_iter()
281 .filter_map(|(n, col)| {
282 (n >= config.column_threshold
283 && !static_columns.contains(col.as_str())
284 && !config.hidden_columns.contains(&col))
285 .then_some(col)
286 })
287 .collect()
288}
289
290fn render_instances(instances: &[Option<String>]) -> HTML {
291 let mut tally = 0;
292 let mut out = vec![];
293 for ins in instances {
294 match ins {
295 None => tally += 1,
296 Some(content) => {
297 if tally > 0 {
298 out.push(HTML(tally_marks(tally)));
299 tally = 0;
300 }
301 out.push(HTML::escape(content));
302 }
303 }
304 }
305 if tally > 0 {
306 out.push(HTML(tally_marks(tally)));
307 }
308 HTML(
309 out.into_iter()
310 .map(|html| html.0) // Waiting for slice_concat_trait to stabilize
311 .collect::<Vec<_>>()
312 .join(" "),
313 )
314}
315
316fn render_cell(config: &Config, col: &str, row: &mut Row) -> HTML {
317 let row_label = HTML::escape(row.label.as_ref());
318 let col_label = HTML::escape(
319 config
320 .substitute_labels
321 .get(col)
322 .map_or(col, std::string::String::as_str),
323 );
324 let instances: Option<&Vec<Option<String>>> = row.entries.get(col);
325 let is_empty = match instances {
326 None => true,
327 Some(is) => is.iter().all(|ins| match ins {
328 None => false,
329 Some(content) => content == "×",
330 }),
331 };
332 let class = HTML::from(if is_empty { "" } else { r#" class="yes""# });
333 let contents = match instances {
334 None => HTML::from(""),
335 Some(is) => render_instances(is),
336 };
337 row.entries.remove(col);
338 HTML(format!(
339 r#"<td{class} onmouseover="h2('{row_label}','{col_label}')" onmouseout="ch2('{row_label}','{col_label}')">{contents}</td>"#
340 ))
341}
342
343fn render_leftover(notcol: &str, instances: &[Option<String>]) -> HTML {
344 let label = HTML::escape(notcol);
345 if instances.len() == 1 && instances[0].is_none() {
346 HTML(format!("{label}"))
347 } else {
348 let rest = render_instances(instances);
349 HTML(format!("{label}: {rest}"))
350 }
351}
352
353fn render_all_leftovers(config: &Config, row: &Row) -> HTML {
354 let mut order: Vec<_> = row
355 .entries
356 .keys()
357 .filter(|&col| !config.hidden_columns.contains(col))
358 .collect();
359 order.sort_unstable();
360 HTML(
361 order
362 .into_iter()
363 .map(|notcol| render_leftover(notcol, row.entries.get(notcol).expect("Key vanished?!")))
364 .map(|html| html.0) // Waiting for slice_concat_trait to stabilize
365 .collect::<Vec<_>>()
366 .join(", "),
367 )
368}
369
370fn render_row(config: &Config, columns: &[String], rowlike: &mut Rowlike) -> HTML {
371 match rowlike {
372 Rowlike::Spacer => HTML::from("<tr><th class=\"spacer_row\"></th></tr>\n"),
373 Rowlike::Row(row) => {
374 let row_label = HTML::escape(row.label.as_ref());
375 let static_cells = config
376 .static_columns
377 .iter()
378 .map(|ocol| match ocol {
379 Some(col) if config.hidden_columns.contains(col) => HTML::from(""),
380 Some(col) => render_cell(config, col, row),
381 None => HTML::from(r#"<td class="spacer_col"></td>"#),
382 })
383 .collect::<HTML>();
384 let dynamic_cells = columns
385 .iter()
386 .filter(|&col| !config.hidden_columns.contains(col))
387 .map(|col| render_cell(config, col, row))
388 .collect::<HTML>();
389 let leftovers = render_all_leftovers(config, row);
390 HTML(format!(
391 "<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"
392 ))
393 }
394 }
395}
396
397fn column_header_labels<'a>(
398 config: &'a Config,
399 columns: &'a [String],
400) -> impl Iterator<Item = Option<&'a String>> {
401 let static_columns = config.static_columns.iter().map(|oc| oc.as_ref());
402 let dynamic_columns = columns.iter().map(Some);
403 static_columns
404 .chain(dynamic_columns)
405 .filter(|ocol| ocol.map_or(true, |col| !config.hidden_columns.contains(col)))
406 .map(|ocol| {
407 ocol.map(|col| match config.substitute_labels.get(col) {
408 None => col,
409 Some(substitute) => substitute,
410 })
411 })
412}
413
414fn render_column_headers(config: &Config, columns: &[String]) -> HTML {
415 HTML(
416 String::from(r#"<tr class="key"><th></th>"#)
417 + &column_header_labels(config, columns).fold(String::new(), |mut acc, ocol| {
418 match ocol {
419 Some(col) => {
420 let col_header = HTML::escape(col);
421 write!(
422 &mut acc,
423 r#"<th id="{col_header}"><div><div>{col_header}</div></div></th>"#
424 )
425 }
426 None => write!(&mut acc, r#"<th class="col_spacer"></th>"#),
427 }
428 .unwrap();
429 acc
430 })
431 + "</tr>\n",
432 )
433}
434
435/// # Errors
436///
437/// Will return `Err` if
438/// * there's an i/o error while reading `input`
439/// * the log has invalid syntax:
440/// * an indented line with no preceding non-indented line
441pub fn tablify(input: impl std::io::Read) -> Result<HTML, std::io::Error> {
442 let (rows, config) = read_input(input)?;
443 let columns = column_order(&config, &rows);
444 Ok(HTML(format!(
445 "{HEADER}{}{}{FOOTER}",
446 render_column_headers(&config, &columns),
447 rows.into_iter()
448 .map(|mut r| render_row(&config, &columns, &mut r))
449 .collect::<HTML>()
450 )))
451}
452
453#[cfg(test)]
454mod tests {
455 use super::*;
456
457 #[test]
458 fn test_parse_line() {
459 assert_eq!(InputLine::from(""), InputLine::Blank);
460 assert_eq!(InputLine::from(" "), InputLine::Blank);
461 assert_eq!(InputLine::from("foo"), InputLine::RowHeader("foo"));
462 assert_eq!(InputLine::from("foo "), InputLine::RowHeader("foo"));
463 assert_eq!(InputLine::from(" foo"), InputLine::Entry("foo", None));
464 assert_eq!(
465 InputLine::from(" foo:bar"),
466 InputLine::Entry("foo", Some("bar"))
467 );
468 assert_eq!(
469 InputLine::from(" foo: bar"),
470 InputLine::Entry("foo", Some("bar"))
471 );
472 assert_eq!(
473 InputLine::from(" foo: bar "),
474 InputLine::Entry("foo", Some("bar"))
475 );
476 assert_eq!(
477 InputLine::from(" foo: bar "),
478 InputLine::Entry("foo", Some("bar"))
479 );
480 assert_eq!(
481 InputLine::from(" foo : bar "),
482 InputLine::Entry("foo", Some("bar"))
483 );
484 }
485
486 #[test]
487 fn test_tally_marks() {
488 assert_eq!(tally_marks(1), "𝍷");
489 assert_eq!(tally_marks(2), "𝍷𝍷");
490 assert_eq!(tally_marks(3), "𝍷𝍷𝍷");
491 assert_eq!(tally_marks(4), "𝍷𝍷𝍷𝍷");
492 assert_eq!(tally_marks(5), "𝍸");
493 assert_eq!(tally_marks(6), "𝍸𝍷");
494 assert_eq!(tally_marks(7), "𝍸𝍷𝍷");
495 assert_eq!(tally_marks(8), "𝍸𝍷𝍷𝍷");
496 assert_eq!(tally_marks(9), "𝍸𝍷𝍷𝍷𝍷");
497 assert_eq!(tally_marks(10), "𝍸𝍸");
498 assert_eq!(tally_marks(11), "𝍸𝍸𝍷");
499 }
500
501 fn read_rows(input: impl std::io::Read) -> Result<Vec<Rowlike>, std::io::Error> {
502 read_input(input).map(|(rows, _)| rows)
503 }
504 fn read_config(input: impl std::io::Read) -> Result<Config, std::io::Error> {
505 read_input(input).map(|(_, config)| config)
506 }
507 #[test]
508 fn test_read_rows() {
509 assert_eq!(
510 read_rows(&b"foo"[..]).unwrap(),
511 vec![Rowlike::Row(Row {
512 label: "foo".to_owned(),
513 entries: HashMap::new(),
514 })]
515 );
516 assert_eq!(
517 read_rows(&b"bar"[..]).unwrap(),
518 vec![Rowlike::Row(Row {
519 label: "bar".to_owned(),
520 entries: HashMap::new(),
521 })]
522 );
523 assert_eq!(
524 read_rows(&b"foo\nbar\n"[..]).unwrap(),
525 vec![
526 Rowlike::Row(Row {
527 label: "foo".to_owned(),
528 entries: HashMap::new(),
529 }),
530 Rowlike::Row(Row {
531 label: "bar".to_owned(),
532 entries: HashMap::new(),
533 })
534 ]
535 );
536 assert_eq!(
537 read_rows(&b"foo\n bar\n"[..]).unwrap(),
538 vec![Rowlike::Row(Row {
539 label: "foo".to_owned(),
540 entries: HashMap::from([("bar".to_owned(), vec![None])]),
541 })]
542 );
543 assert_eq!(
544 read_rows(&b"foo\n bar\n baz\n"[..]).unwrap(),
545 vec![Rowlike::Row(Row {
546 label: "foo".to_owned(),
547 entries: HashMap::from([
548 ("bar".to_owned(), vec![None]),
549 ("baz".to_owned(), vec![None])
550 ]),
551 })]
552 );
553 assert_eq!(
554 read_rows(&b"foo\n\nbar\n"[..]).unwrap(),
555 vec![
556 Rowlike::Row(Row {
557 label: "foo".to_owned(),
558 entries: HashMap::new(),
559 }),
560 Rowlike::Row(Row {
561 label: "bar".to_owned(),
562 entries: HashMap::new(),
563 })
564 ]
565 );
566 assert_eq!(
567 read_rows(&b"foo\n\n\nbar\n"[..]).unwrap(),
568 vec![
569 Rowlike::Row(Row {
570 label: "foo".to_owned(),
571 entries: HashMap::new(),
572 }),
573 Rowlike::Spacer,
574 Rowlike::Row(Row {
575 label: "bar".to_owned(),
576 entries: HashMap::new(),
577 })
578 ]
579 );
580 assert_eq!(
581 read_rows(&b"foo\n \nbar\n"[..]).unwrap(),
582 vec![
583 Rowlike::Row(Row {
584 label: "foo".to_owned(),
585 entries: HashMap::new(),
586 }),
587 Rowlike::Row(Row {
588 label: "bar".to_owned(),
589 entries: HashMap::new(),
590 })
591 ]
592 );
593 assert_eq!(
594 read_rows(&b"foo \n bar \n"[..]).unwrap(),
595 vec![Rowlike::Row(Row {
596 label: "foo".to_owned(),
597 entries: HashMap::from([("bar".to_owned(), vec![None])]),
598 })]
599 );
600
601 let bad = read_rows(&b" foo"[..]);
602 assert!(bad.is_err());
603 assert!(format!("{bad:?}").contains("line 1: Entry with no header"));
604
605 let bad2 = read_rows(&b"foo\n\n bar"[..]);
606 assert!(bad2.is_err());
607 assert!(format!("{bad2:?}").contains("line 3: Entry with no header"));
608 }
609
610 #[test]
611 fn test_read_config() {
612 assert_eq!(
613 read_config(&b"!col_threshold 10"[..])
614 .unwrap()
615 .column_threshold,
616 10
617 );
618 assert_eq!(
619 read_config(&b"!col foo"[..]).unwrap().static_columns,
620 vec![Some("foo".to_owned())]
621 );
622 assert_eq!(
623 read_config(&b"!label foo:bar"[..])
624 .unwrap()
625 .substitute_labels["foo"],
626 "bar"
627 );
628
629 let bad_command = read_config(&b"!no such command"[..]);
630 assert!(bad_command.is_err());
631 assert!(format!("{bad_command:?}").contains("line 1: Unknown command"));
632
633 let bad_num = read_config(&b"!col_threshold foo"[..]);
634 assert!(bad_num.is_err());
635 assert!(format!("{bad_num:?}").contains("line 1: col_threshold must be numeric"));
636
637 let bad_sub = read_config(&b"!label foo"[..]);
638 assert!(bad_sub.is_err());
639 assert!(format!("{bad_sub:?}").contains("line 1: Annotation missing ':'"));
640 }
641
642 #[test]
643 fn test_column_counts() {
644 assert_eq!(
645 column_counts(&read_rows(&b"foo\n bar\n baz\n"[..]).unwrap()),
646 vec![(1, String::from("bar")), (1, String::from("baz"))]
647 );
648 assert_eq!(
649 column_counts(&read_rows(&b"foo\n bar\n baz\nquux\n baz"[..]).unwrap()),
650 vec![(2, String::from("baz")), (1, String::from("bar"))]
651 );
652 assert_eq!(
653 column_counts(&read_rows(&b"foo\n bar\n bar\n baz\n bar\nquux\n baz"[..]).unwrap()),
654 vec![(2, String::from("baz")), (1, String::from("bar"))]
655 );
656 assert_eq!(
657 column_counts(
658 &read_rows(&b"foo\n bar: 1\n bar: 2\n baz\n bar\nquux\n baz"[..]).unwrap()
659 ),
660 vec![(2, String::from("baz")), (1, String::from("bar"))]
661 );
662 }
663
664 #[test]
665 fn test_column_header_labels() {
666 let mut cfg = Config::default();
667
668 assert!(column_header_labels(&cfg, &["foo".to_owned()]).eq([Some(&"foo".to_owned())]));
669
670 cfg.static_columns.push(Some("bar".to_owned()));
671 assert!(column_header_labels(&cfg, &["foo".to_owned()])
672 .eq([Some(&"bar".to_owned()), Some(&"foo".to_owned())]));
673
674 cfg.static_columns.push(None);
675 assert!(column_header_labels(&cfg, &["foo".to_owned()]).eq([
676 Some(&"bar".to_owned()),
677 None,
678 Some(&"foo".to_owned())
679 ]));
680
681 cfg.substitute_labels
682 .insert("foo".to_owned(), "foo (bits)".to_owned());
683 assert!(column_header_labels(&cfg, &["foo".to_owned()]).eq([
684 Some(&"bar".to_owned()),
685 None,
686 Some(&"foo (bits)".to_owned())
687 ]));
688
689 cfg.hidden_columns.insert("foo".to_owned());
690 assert!(column_header_labels(&cfg, &["foo".to_owned()]).eq([Some(&"bar".to_owned()), None]));
691
692 cfg.hidden_columns.insert("bar".to_owned());
693 assert!(column_header_labels(&cfg, &["foo".to_owned()]).eq([None]));
694 }
695
696 #[test]
697 fn test_render_cell() {
698 assert_eq!(
699 render_cell(
700 &Config::default(),
701 "foo",
702 &mut Row {
703 label: "nope".to_owned(),
704 entries: HashMap::new(),
705 }
706 ),
707 HTML::from(
708 r#"<td onmouseover="h2('nope','foo')" onmouseout="ch2('nope','foo')"></td>"#
709 )
710 );
711 assert_eq!(
712 render_cell(
713 &Config::default(),
714 "foo",
715 &mut Row {
716 label: "nope".to_owned(),
717 entries: HashMap::from([("bar".to_owned(), vec![None])]),
718 }
719 ),
720 HTML::from(
721 r#"<td onmouseover="h2('nope','foo')" onmouseout="ch2('nope','foo')"></td>"#
722 )
723 );
724 assert_eq!(
725 render_cell(
726 &Config::default(),
727 "foo",
728 &mut Row {
729 label: "nope".to_owned(),
730 entries: HashMap::from([("foo".to_owned(), vec![None])]),
731 }
732 ),
733 HTML::from(
734 r#"<td class="yes" onmouseover="h2('nope','foo')" onmouseout="ch2('nope','foo')">𝍷</td>"#
735 )
736 );
737 assert_eq!(
738 render_cell(
739 &Config::default(),
740 "foo",
741 &mut Row {
742 label: "nope".to_owned(),
743 entries: HashMap::from([("foo".to_owned(), vec![None, None])]),
744 }
745 ),
746 HTML::from(
747 r#"<td class="yes" onmouseover="h2('nope','foo')" onmouseout="ch2('nope','foo')">𝍷𝍷</td>"#
748 )
749 );
750 assert_eq!(
751 render_cell(
752 &Config::default(),
753 "foo",
754 &mut Row {
755 label: "nope".to_owned(),
756 entries: HashMap::from([(
757 "foo".to_owned(),
758 vec![Some("5".to_owned()), Some("10".to_owned())]
759 )]),
760 }
761 ),
762 HTML::from(
763 r#"<td class="yes" onmouseover="h2('nope','foo')" onmouseout="ch2('nope','foo')">5 10</td>"#
764 )
765 );
766 assert_eq!(
767 render_cell(
768 &Config::default(),
769 "foo",
770 &mut Row {
771 label: "nope".to_owned(),
772 entries: HashMap::from([("foo".to_owned(), vec![Some("5".to_owned()), None])]),
773 }
774 ),
775 HTML::from(
776 r#"<td class="yes" onmouseover="h2('nope','foo')" onmouseout="ch2('nope','foo')">5 𝍷</td>"#
777 )
778 );
779 assert_eq!(
780 render_cell(
781 &Config::default(),
782 "foo",
783 &mut Row {
784 label: "nope".to_owned(),
785 entries: HashMap::from([("foo".to_owned(), vec![Some("×".to_owned())])]),
786 }
787 ),
788 HTML::from(
789 r#"<td onmouseover="h2('nope','foo')" onmouseout="ch2('nope','foo')">×</td>"#
790 )
791 );
792 assert_eq!(
793 render_cell(
794 &Config::default(),
795 "heart",
796 &mut Row {
797 label: "nope".to_owned(),
798 entries: HashMap::from([("heart".to_owned(), vec![Some("<3".to_owned())])]),
799 }
800 ),
801 HTML::from(
802 r#"<td class="yes" onmouseover="h2('nope','heart')" onmouseout="ch2('nope','heart')">&lt;3</td>"#
803 )
804 );
805 assert_eq!(
806 render_cell(
807 &Config::default(),
808 "foo",
809 &mut Row {
810 label: "bob's".to_owned(),
811 entries: HashMap::from([("foo".to_owned(), vec![None])]),
812 }
813 ),
814 HTML::from(
815 r#"<td class="yes" onmouseover="h2('bob&#39;s','foo')" onmouseout="ch2('bob&#39;s','foo')">𝍷</td>"#
816 )
817 );
818 let mut r = Row {
819 label: "nope".to_owned(),
820 entries: HashMap::from([
821 ("foo".to_owned(), vec![None]),
822 ("baz".to_owned(), vec![None]),
823 ]),
824 };
825 assert_eq!(r.entries.len(), 2);
826 render_cell(&Config::default(), "foo", &mut r);
827 assert_eq!(r.entries.len(), 1);
828 render_cell(&Config::default(), "bar", &mut r);
829 assert_eq!(r.entries.len(), 1);
830 render_cell(&Config::default(), "baz", &mut r);
831 assert_eq!(r.entries.len(), 0);
832 }
833
834 #[test]
835 fn test_render_leftovers() {
836 assert_eq!(
837 render_all_leftovers(
838 &Config::default(),
839 &Row {
840 label: "nope".to_owned(),
841 entries: HashMap::from([("foo".to_owned(), vec![None])]),
842 }
843 ),
844 HTML::from("foo")
845 );
846 assert_eq!(
847 render_all_leftovers(
848 &Config::default(),
849 &Row {
850 label: "nope".to_owned(),
851 entries: HashMap::from([
852 ("foo".to_owned(), vec![None]),
853 ("bar".to_owned(), vec![None])
854 ]),
855 }
856 ),
857 HTML::from("bar, foo")
858 );
859 assert_eq!(
860 render_all_leftovers(
861 &Config::default(),
862 &Row {
863 label: "nope".to_owned(),
864 entries: HashMap::from([
865 ("foo".to_owned(), vec![None]),
866 ("bar".to_owned(), vec![None, None])
867 ]),
868 }
869 ),
870 HTML::from("bar: 𝍷𝍷, foo")
871 );
872 assert_eq!(
873 render_all_leftovers(
874 &Config {
875 column_threshold: 2,
876 static_columns: vec![],
877 hidden_columns: HashSet::from(["private".to_owned()]),
878 substitute_labels: HashMap::new(),
879 mark: HashMap::new(),
880 },
881 &Row {
882 label: "nope".to_owned(),
883 entries: HashMap::from([("private".to_owned(), vec![None]),]),
884 }
885 ),
886 HTML::from("")
887 );
888 }
889
890 #[test]
891 fn test_render_row() {
892 assert_eq!(
893 render_row(
894 &Config::default(),
895 &["foo".to_owned()],
896 &mut Rowlike::Row(Row {
897 label: "nope".to_owned(),
898 entries: HashMap::from([("bar".to_owned(), vec![None])]),
899 })
900 ),
901 HTML::from(
902 r#"<tr><th id="nope">nope</th><td onmouseover="h2('nope','foo')" onmouseout="ch2('nope','foo')"></td><td class="leftover" onmouseover="highlight('nope')" onmouseout="clear_highlight('nope')">bar</td></tr>
903"#
904 )
905 );
906 assert_eq!(
907 render_row(
908 &Config {
909 column_threshold: 0,
910 static_columns: vec![Some("foo".to_owned()), Some("bar".to_owned())],
911 hidden_columns: HashSet::new(),
912 substitute_labels: HashMap::new(),
913 mark: HashMap::new(),
914 },
915 &["baz".to_owned()],
916 &mut Rowlike::Row(Row {
917 label: "nope".to_owned(),
918 entries: HashMap::from([
919 ("bar".to_owned(), vec![Some("r".to_owned())]),
920 ("baz".to_owned(), vec![Some("z".to_owned())]),
921 ("foo".to_owned(), vec![Some("f".to_owned())]),
922 ]),
923 })
924 ),
925 HTML::from(
926 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>
927"#
928 )
929 );
930 assert_eq!(
931 render_row(
932 &Config {
933 column_threshold: 0,
934 static_columns: vec![Some("foo".to_owned()), None, Some("bar".to_owned())],
935 hidden_columns: HashSet::new(),
936 substitute_labels: HashMap::new(),
937 mark: HashMap::new(),
938 },
939 &[],
940 &mut Rowlike::Row(Row {
941 label: "nope".to_owned(),
942 entries: HashMap::from([
943 ("bar".to_owned(), vec![Some("r".to_owned())]),
944 ("foo".to_owned(), vec![Some("f".to_owned())]),
945 ]),
946 })
947 ),
948 HTML::from(
949 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>
950"#
951 )
952 );
953 assert_eq!(
954 render_row(
955 &Config {
956 column_threshold: 0,
957 static_columns: vec![],
958 hidden_columns: HashSet::from(["foo".to_owned()]),
959 substitute_labels: HashMap::new(),
960 mark: HashMap::new(),
961 },
962 &[],
963 &mut Rowlike::Row(Row {
964 label: "nope".to_owned(),
965 entries: HashMap::from([("foo".to_owned(), vec![Some("f".to_owned())]),]),
966 })
967 ),
968 HTML::from(
969 r#"<tr><th id="nope">nope</th><td class="leftover" onmouseover="highlight('nope')" onmouseout="clear_highlight('nope')"></td></tr>
970"#
971 )
972 );
973 assert_eq!(
974 render_row(
975 &Config {
976 column_threshold: 0,
977 static_columns: vec![Some("foo".to_owned())],
978 hidden_columns: HashSet::from(["foo".to_owned()]),
979 substitute_labels: HashMap::new(),
980 mark: HashMap::new(),
981 },
982 &[],
983 &mut Rowlike::Row(Row {
984 label: "nope".to_owned(),
985 entries: HashMap::from([("foo".to_owned(), vec![Some("f".to_owned())]),]),
986 })
987 ),
988 HTML::from(
989 r#"<tr><th id="nope">nope</th><td class="leftover" onmouseover="highlight('nope')" onmouseout="clear_highlight('nope')"></td></tr>
990"#
991 )
992 );
993 assert_eq!(
994 render_row(
995 &Config {
996 column_threshold: 0,
997 static_columns: vec![],
998 hidden_columns: HashSet::new(),
999 substitute_labels: HashMap::from([("foo".to_owned(), "bar".to_owned())]),
1000 mark: HashMap::new(),
1001 },
1002 &["foo".to_owned()],
1003 &mut Rowlike::Row(Row {
1004 label: "nope".to_owned(),
1005 entries: HashMap::from([("foo".to_owned(), vec![None])]),
1006 })
1007 ),
1008 HTML::from(
1009 r#"<tr><th id="nope">nope</th><td class="yes" onmouseover="h2('nope','bar')" onmouseout="ch2('nope','bar')">𝍷</td><td class="leftover" onmouseover="highlight('nope')" onmouseout="clear_highlight('nope')"></td></tr>
1010"#
1011 )
1012 );
1013 }
1014}
Summarize a text log as an HTML table