diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/construct/document.rs | 68 | ||||
| -rw-r--r-- | src/construct/gfm_task_list_item_check.rs | 2 | ||||
| -rw-r--r-- | src/tokenizer.rs | 6 |
3 files changed, 63 insertions, 13 deletions
diff --git a/src/construct/document.rs b/src/construct/document.rs index 4ef6acc..b438808 100644 --- a/src/construct/document.rs +++ b/src/construct/document.rs @@ -337,16 +337,65 @@ pub fn flow_end(tokenizer: &mut Tokenizer) -> State { state, ); - let paragraph = matches!(state, State::Next(StateName::ParagraphInside)) - || (!child.events.is_empty() - && child.events - [skip::opt_back(&child.events, child.events.len() - 1, &[Name::LineEnding])] - .name - == Name::Paragraph); - tokenizer.tokenize_state.document_child_state = Some(state); - if child.lazy && paragraph && tokenizer.tokenize_state.document_paragraph_before { + // If we’re in a lazy line, and the previous (lazy or not) line is something + // that can be lazy, and this line is that too, allow it. + // + // Accept: + // + // ```markdown + // | * a + // > | b + // ^ + // | ``` + // ``` + // + // Do not accept: + // + // ```markdown + // | * # a + // > | b + // ^ + // | ``` + // ``` + // + // Do not accept: + // + // ```markdown + // | * a + // > | # b + // ^ + // | ``` + // ``` + let mut document_lazy_continuation_current = false; + let mut stack_index = child.stack.len(); + + // Use two algo’s: one for when we’re suspended or in multiline things + // like definitions, another (b) for when we fed the line ending and closed + // a) + while !document_lazy_continuation_current && stack_index > 0 { + stack_index -= 1; + let name = &child.stack[stack_index]; + if name == &Name::Paragraph || name == &Name::Definition { + document_lazy_continuation_current = true; + } + } + + // …another because we parse each “rest” line as a paragraph, and we passed + // a EOL already. + if !document_lazy_continuation_current && !child.events.is_empty() { + let before = skip::opt_back(&child.events, child.events.len() - 1, &[Name::LineEnding]); + let name = &child.events[before].name; + if name == &Name::Paragraph { + document_lazy_continuation_current = true; + } + } + + if child.lazy + && tokenizer.tokenize_state.document_lazy_accepting_before + && document_lazy_continuation_current + { tokenizer.tokenize_state.document_continued = tokenizer.tokenize_state.document_container_stack.len(); } @@ -366,7 +415,8 @@ pub fn flow_end(tokenizer: &mut Tokenizer) -> State { } Some(_) => { tokenizer.tokenize_state.document_continued = 0; - tokenizer.tokenize_state.document_paragraph_before = paragraph; + tokenizer.tokenize_state.document_lazy_accepting_before = + document_lazy_continuation_current; // Containers would only be interrupting if we’ve continued. tokenizer.interrupt = false; State::Retry(StateName::DocumentContainerExistingBefore) diff --git a/src/construct/gfm_task_list_item_check.rs b/src/construct/gfm_task_list_item_check.rs index 62ff8aa..b30659a 100644 --- a/src/construct/gfm_task_list_item_check.rs +++ b/src/construct/gfm_task_list_item_check.rs @@ -81,7 +81,7 @@ pub fn start(tokenizer: &mut Tokenizer) -> State { /// ``` pub fn inside(tokenizer: &mut Tokenizer) -> State { match tokenizer.current { - Some(b'\t' | b' ') => { + Some(b'\t' | b'\n' | b' ') => { tokenizer.enter(Name::GfmTaskListItemValueUnchecked); tokenizer.consume(); tokenizer.exit(Name::GfmTaskListItemValueUnchecked); diff --git a/src/tokenizer.rs b/src/tokenizer.rs index 731b829..83514cb 100644 --- a/src/tokenizer.rs +++ b/src/tokenizer.rs @@ -142,8 +142,8 @@ pub struct TokenizeState<'a> { pub document_data_index: Option<usize>, /// Container exits by line number. pub document_exits: Vec<Option<Vec<Event>>>, - /// Whether the previous flow was a paragraph. - pub document_paragraph_before: bool, + /// Whether the previous flow was a paragraph or a definition. + pub document_lazy_accepting_before: bool, /// Whether this is the first paragraph (potentially after definitions) in /// a list item. /// Used for GFM task list items. @@ -282,7 +282,7 @@ impl<'a> Tokenizer<'a> { document_container_stack: vec![], document_exits: vec![], document_continued: 0, - document_paragraph_before: false, + document_lazy_accepting_before: false, document_data_index: None, document_child_state: None, document_child: None, |