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Ensure interpretations are in a predictable order in conflict messages

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This commit is contained in:
Max Brunsfeld 2019-02-08 17:11:44 -08:00
parent a7206b1b8b
commit e579e09569
7 changed files with 17 additions and 19 deletions
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12
cli/src/generate/build_tables/build_parse_table.rs
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@ -443,13 +443,10 @@ impl<'a> ParseTableBuilder<'a> {
.unwrap();
write!(&mut msg, "Possible interpretations:\n\n").unwrap();
let interpretions = conflicting_items
let mut interpretions = conflicting_items
.iter()
.enumerate()
.map(|(i, item)| {
.map(|item| {
let mut line = String::new();
write!(&mut line, " {}:", i + 1).unwrap();
for preceding_symbol in preceding_symbols
.iter()
.take(preceding_symbols.len() - item.step_index as usize)
@ -505,8 +502,9 @@ impl<'a> ParseTableBuilder<'a> {
.map(|i| i.0.chars().count())
.max()
.unwrap();
for (line, prec_suffix) in interpretions {
interpretions.sort_unstable();
for (i, (line, prec_suffix)) in interpretions.into_iter().enumerate() {
write!(&mut msg, " {}:", i + 1).unwrap();
msg += &line;
if let Some(prec_suffix) = prec_suffix {
for _ in line.chars().count()..max_interpretation_length {