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Implement all ast node iteration.

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This commit is contained in:
Tom Alexander 2023-09-27 19:30:21 -04:00
parent 875a50ae46
commit 8784da5179
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3 changed files with 168 additions and 0 deletions
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102
src/iter/all_ast_node_iter.rs Normal file
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@ -0,0 +1,102 @@
use std::collections::VecDeque;
use super::ast_node::AstNode;
use super::ast_node_iter::AstNodeIter;
pub struct AllAstNodeIter<'r, 's> {
root: Option<AstNode<'r, 's>>,
queue: VecDeque<AstNodeIter<'r, 's>>,
}
impl<'r, 's> Iterator for AllAstNodeIter<'r, 's> {
type Item = AstNode<'r, 's>;
fn next(&mut self) -> Option<Self::Item> {
if let Some(root) = self.root.take() {
self.queue.push_back(AstNodeIter::from_ast_node(&root));
return Some(root);
}
while let Some(child) = self.queue.front_mut() {
let next_elem_this_iter = match child {
AstNodeIter::Document(ref mut i) => i.next(),
AstNodeIter::Heading(ref mut i) => i.next(),
AstNodeIter::Section(ref mut i) => i.next(),
AstNodeIter::Paragraph(ref mut i) => i.next(),
AstNodeIter::PlainList(ref mut i) => i.next(),
AstNodeIter::PlainListItem(ref mut i) => i.next(),
AstNodeIter::GreaterBlock(ref mut i) => i.next(),
AstNodeIter::DynamicBlock(ref mut i) => i.next(),
AstNodeIter::FootnoteDefinition(ref mut i) => i.next(),
AstNodeIter::Comment(ref mut i) => i.next(),
AstNodeIter::Drawer(ref mut i) => i.next(),
AstNodeIter::PropertyDrawer(ref mut i) => i.next(),
AstNodeIter::NodeProperty(ref mut i) => i.next(),
AstNodeIter::Table(ref mut i) => i.next(),
AstNodeIter::TableRow(ref mut i) => i.next(),
AstNodeIter::VerseBlock(ref mut i) => i.next(),
AstNodeIter::CommentBlock(ref mut i) => i.next(),
AstNodeIter::ExampleBlock(ref mut i) => i.next(),
AstNodeIter::ExportBlock(ref mut i) => i.next(),
AstNodeIter::SrcBlock(ref mut i) => i.next(),
AstNodeIter::Clock(ref mut i) => i.next(),
AstNodeIter::DiarySexp(ref mut i) => i.next(),
AstNodeIter::Planning(ref mut i) => i.next(),
AstNodeIter::FixedWidthArea(ref mut i) => i.next(),
AstNodeIter::HorizontalRule(ref mut i) => i.next(),
AstNodeIter::Keyword(ref mut i) => i.next(),
AstNodeIter::BabelCall(ref mut i) => i.next(),
AstNodeIter::LatexEnvironment(ref mut i) => i.next(),
AstNodeIter::Bold(ref mut i) => i.next(),
AstNodeIter::Italic(ref mut i) => i.next(),
AstNodeIter::Underline(ref mut i) => i.next(),
AstNodeIter::StrikeThrough(ref mut i) => i.next(),
AstNodeIter::Code(ref mut i) => i.next(),
AstNodeIter::Verbatim(ref mut i) => i.next(),
AstNodeIter::PlainText(ref mut i) => i.next(),
AstNodeIter::RegularLink(ref mut i) => i.next(),
AstNodeIter::RadioLink(ref mut i) => i.next(),
AstNodeIter::RadioTarget(ref mut i) => i.next(),
AstNodeIter::PlainLink(ref mut i) => i.next(),
AstNodeIter::AngleLink(ref mut i) => i.next(),
AstNodeIter::OrgMacro(ref mut i) => i.next(),
AstNodeIter::Entity(ref mut i) => i.next(),
AstNodeIter::LatexFragment(ref mut i) => i.next(),
AstNodeIter::ExportSnippet(ref mut i) => i.next(),
AstNodeIter::FootnoteReference(ref mut i) => i.next(),
AstNodeIter::Citation(ref mut i) => i.next(),
AstNodeIter::CitationReference(ref mut i) => i.next(),
AstNodeIter::InlineBabelCall(ref mut i) => i.next(),
AstNodeIter::InlineSourceBlock(ref mut i) => i.next(),
AstNodeIter::LineBreak(ref mut i) => i.next(),
AstNodeIter::Target(ref mut i) => i.next(),
AstNodeIter::StatisticsCookie(ref mut i) => i.next(),
AstNodeIter::Subscript(ref mut i) => i.next(),
AstNodeIter::Superscript(ref mut i) => i.next(),
AstNodeIter::TableCell(ref mut i) => i.next(),
AstNodeIter::Timestamp(ref mut i) => i.next(),
};
if let Some(next_elem_this_iter) = next_elem_this_iter {
self.queue
.push_back(AstNodeIter::from_ast_node(&next_elem_this_iter));
return Some(next_elem_this_iter);
} else {
self.queue.pop_front();
}
}
None
}
}
impl<'r, 's> IntoIterator for AstNode<'r, 's> {
type Item = AstNode<'r, 's>;
type IntoIter = AllAstNodeIter<'r, 's>;
fn into_iter(self) -> Self::IntoIter {
AllAstNodeIter {
root: Some(self),
queue: VecDeque::new(),
}
}
}

65
src/iter/ast_node_iter.rs
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@ -131,6 +131,71 @@ pub enum AstNodeIter<'r, 's> {
Timestamp(TimestampIter<'r, 's>),
}
impl<'r, 's> AstNodeIter<'r, 's> {
pub fn from_ast_node(node: &AstNode<'r, 's>) -> AstNodeIter<'r, 's> {
match node {
AstNode::Document(inner) => AstNodeIter::Document(inner.into_iter()),
AstNode::Heading(inner) => AstNodeIter::Heading(inner.into_iter()),
AstNode::Section(inner) => AstNodeIter::Section(inner.into_iter()),
AstNode::Paragraph(inner) => AstNodeIter::Paragraph(inner.into_iter()),
AstNode::PlainList(inner) => AstNodeIter::PlainList(inner.into_iter()),
AstNode::PlainListItem(inner) => AstNodeIter::PlainListItem(inner.into_iter()),
AstNode::GreaterBlock(inner) => AstNodeIter::GreaterBlock(inner.into_iter()),
AstNode::DynamicBlock(inner) => AstNodeIter::DynamicBlock(inner.into_iter()),
AstNode::FootnoteDefinition(inner) => {
AstNodeIter::FootnoteDefinition(inner.into_iter())
}
AstNode::Comment(inner) => AstNodeIter::Comment(inner.into_iter()),
AstNode::Drawer(inner) => AstNodeIter::Drawer(inner.into_iter()),
AstNode::PropertyDrawer(inner) => AstNodeIter::PropertyDrawer(inner.into_iter()),
AstNode::NodeProperty(inner) => AstNodeIter::NodeProperty(inner.into_iter()),
AstNode::Table(inner) => AstNodeIter::Table(inner.into_iter()),
AstNode::TableRow(inner) => AstNodeIter::TableRow(inner.into_iter()),
AstNode::VerseBlock(inner) => AstNodeIter::VerseBlock(inner.into_iter()),
AstNode::CommentBlock(inner) => AstNodeIter::CommentBlock(inner.into_iter()),
AstNode::ExampleBlock(inner) => AstNodeIter::ExampleBlock(inner.into_iter()),
AstNode::ExportBlock(inner) => AstNodeIter::ExportBlock(inner.into_iter()),
AstNode::SrcBlock(inner) => AstNodeIter::SrcBlock(inner.into_iter()),
AstNode::Clock(inner) => AstNodeIter::Clock(inner.into_iter()),
AstNode::DiarySexp(inner) => AstNodeIter::DiarySexp(inner.into_iter()),
AstNode::Planning(inner) => AstNodeIter::Planning(inner.into_iter()),
AstNode::FixedWidthArea(inner) => AstNodeIter::FixedWidthArea(inner.into_iter()),
AstNode::HorizontalRule(inner) => AstNodeIter::HorizontalRule(inner.into_iter()),
AstNode::Keyword(inner) => AstNodeIter::Keyword(inner.into_iter()),
AstNode::BabelCall(inner) => AstNodeIter::BabelCall(inner.into_iter()),
AstNode::LatexEnvironment(inner) => AstNodeIter::LatexEnvironment(inner.into_iter()),
AstNode::Bold(inner) => AstNodeIter::Bold(inner.into_iter()),
AstNode::Italic(inner) => AstNodeIter::Italic(inner.into_iter()),
AstNode::Underline(inner) => AstNodeIter::Underline(inner.into_iter()),
AstNode::StrikeThrough(inner) => AstNodeIter::StrikeThrough(inner.into_iter()),
AstNode::Code(inner) => AstNodeIter::Code(inner.into_iter()),
AstNode::Verbatim(inner) => AstNodeIter::Verbatim(inner.into_iter()),
AstNode::PlainText(inner) => AstNodeIter::PlainText(inner.into_iter()),
AstNode::RegularLink(inner) => AstNodeIter::RegularLink(inner.into_iter()),
AstNode::RadioLink(inner) => AstNodeIter::RadioLink(inner.into_iter()),
AstNode::RadioTarget(inner) => AstNodeIter::RadioTarget(inner.into_iter()),
AstNode::PlainLink(inner) => AstNodeIter::PlainLink(inner.into_iter()),
AstNode::AngleLink(inner) => AstNodeIter::AngleLink(inner.into_iter()),
AstNode::OrgMacro(inner) => AstNodeIter::OrgMacro(inner.into_iter()),
AstNode::Entity(inner) => AstNodeIter::Entity(inner.into_iter()),
AstNode::LatexFragment(inner) => AstNodeIter::LatexFragment(inner.into_iter()),
AstNode::ExportSnippet(inner) => AstNodeIter::ExportSnippet(inner.into_iter()),
AstNode::FootnoteReference(inner) => AstNodeIter::FootnoteReference(inner.into_iter()),
AstNode::Citation(inner) => AstNodeIter::Citation(inner.into_iter()),
AstNode::CitationReference(inner) => AstNodeIter::CitationReference(inner.into_iter()),
AstNode::InlineBabelCall(inner) => AstNodeIter::InlineBabelCall(inner.into_iter()),
AstNode::InlineSourceBlock(inner) => AstNodeIter::InlineSourceBlock(inner.into_iter()),
AstNode::LineBreak(inner) => AstNodeIter::LineBreak(inner.into_iter()),
AstNode::Target(inner) => AstNodeIter::Target(inner.into_iter()),
AstNode::StatisticsCookie(inner) => AstNodeIter::StatisticsCookie(inner.into_iter()),
AstNode::Subscript(inner) => AstNodeIter::Subscript(inner.into_iter()),
AstNode::Superscript(inner) => AstNodeIter::Superscript(inner.into_iter()),
AstNode::TableCell(inner) => AstNodeIter::TableCell(inner.into_iter()),
AstNode::Timestamp(inner) => AstNodeIter::Timestamp(inner.into_iter()),
}
}
}
multi_field_iter!(
Document<'s>,
DocumentIter,

1
src/iter/mod.rs
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@ -1,3 +1,4 @@
mod all_ast_node_iter;
mod ast_node;
mod ast_node_iter;
mod macros;