Start using markdown parser instead
Still need to get the ranges right though
This commit is contained in:
Raphaël Duchaîne
parent
c95b773596
commit
c592e66d8e
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@ -1,4 +1,7 @@
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use core::ops::Range;
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use pulldown_cmark::{Event, LinkType, Parser, Tag};
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use regex::Regex;
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use std::iter::{FromIterator, Iterator};
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use std::path::Path;
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use crate::errors::*;
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@ -49,41 +52,37 @@ impl Preprocessor for IndexPreprocessor {
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fn replace_readme_in_string(content: &str) -> String {
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lazy_static! {
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static ref RE_INLINE: Regex = Regex::new(
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static ref RE: Regex = Regex::new(
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r"(?ix) #ignorecase, allow regex definition eXtended on multiple lines
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\[([^\[]+)\] #[name_of_link]
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\s? #optional whitespaces
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\( #open parenthesis
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([^\[\s]*) #start of path : url/blabla/
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(readme.md) #part that will be replaced by index.md
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(?: #BEGIN optional part, '?:' ignores capture of this whole (group)
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\s+ #whitespace between path and optional title
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([^\[]*) #optional title
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) #END optional part
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\s* #trailing whitespaces
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\) #close parenthesis"
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)
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.unwrap();
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static ref RE_REFERENCE: Regex = Regex::new(
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r"(?ix) #ignorecase, allow regex definition eXtended on multiple lines
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^ #start of line
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(\s*) #optional padding whitespaces
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\[([^\[]+)\]: #[name_of_link]:
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\s* #optional whitespaces
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([^\[\s]*) #start of path
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(readme.md) #part that will be replaced by index.md
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(?: #BEGIN optional part, '?:' ignores capture of this whole (group)
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\s+ #whitespace between path and optional title
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([^\[]*) #optional title
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) #END optional part
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\s* #trailing whitespaces
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$ #end of line"
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(/readme.md) #part that will be replaced by index.md
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"
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)
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.unwrap();
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}
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let content = RE_INLINE.replace_all(&content, "[$1](${2}index.md $4)");
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let content = RE_REFERENCE.replace_all(&content, "${1}[$2]: ${3}index.md $5");
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content.to_string()
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let parser = pulldown_cmark::Parser::new(content).into_offset_iter();
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let ranges_to_replace_in: Vec<Range<usize>> = parser
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.filter_map(|(event, range)| match event {
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Event::Start(Tag::Link(link_type, _, _)) => match link_type {
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LinkType::Reference | LinkType::Inline => Some(range),
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_ => None,
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},
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Event::End(Tag::Link(link_type, _, _)) => match link_type {
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LinkType::Reference | LinkType::Inline => Some(range),
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_ => None,
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},
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_ => None,
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})
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.collect();
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let ranges_to_replace_in = vec![..];
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let content: String = ranges_to_replace_in
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.iter()
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.map(|range| {
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// let substring: &str = "[fdfsd]: sdfsdfsdf/dfsdf/readme.md";
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let substring: &str = &content[range.clone()];
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RE.replace_all(substring, "/index.md").into_owned()
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})
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.collect();
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content
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}
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fn warn_readme_name_conflict<P: AsRef<Path>>(readme_path: P, index_path: P) {
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@ -148,55 +147,67 @@ mod tests {
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let expected = "content: ( index.md)";
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let content = "content: ( Readme.md )";
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assert_ne!(replace_readme_in_string(content), expected);
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assert_ne!(expected, replace_readme_in_string(content));
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let content = "content: ( README.md )";
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assert_ne!(replace_readme_in_string(content), expected);
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assert_ne!(expected, replace_readme_in_string(content));
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let content = "content: ( rEaDmE.md )";
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assert_ne!(replace_readme_in_string(content), expected);
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assert_ne!(expected, replace_readme_in_string(content));
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let content = "content: ( README-README.md )";
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assert_ne!(replace_readme_in_string(content), expected);
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assert_ne!(expected, replace_readme_in_string(content));
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}
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//inspired by https://stackoverflow.com/questions/34662713/how-can-i-create-parameterized-tests-in-rust
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macro_rules! replace_readme_tests {
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($expected:expr,$($name:ident: $value:expr,)*) => {
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$(
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#[test]
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fn replace_readme_in_inline_link_test() {
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let expected = "[content](./bla/index.md )";
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let expected_with_title = "[content](./bla/index.md \"title\" )";
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let content = "[content](./bla/Readme.md )";
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assert_eq!(replace_readme_in_string(content), expected);
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let content = "[content](./bla/README.md )";
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assert_eq!(replace_readme_in_string(content), expected);
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let content = "[content](./bla/rEaDmE.md )";
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assert_eq!(replace_readme_in_string(content), expected);
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let content = "[content](./bla/rEaDmE.md \"title\" )";
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assert_eq!(replace_readme_in_string(content), expected_with_title);
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let content = "[content](./bla/README-README.md )";
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assert_ne!(replace_readme_in_string(content), expected);
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fn $name() {
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let expected = $expected;
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let content= $value;
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assert_eq!(expected, replace_readme_in_string(content));
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}
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#[test]
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fn replace_readme_in_footnote_link_test() {
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let expected = "[content]: ./bla/index.md ";
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let expected_with_title = "[content]: ./bla/index.md \"title\" ";
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let content = "[content]: ./bla/Readme.md ";
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assert_eq!(replace_readme_in_string(content), expected);
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let content = "[content]: ./bla/README.md ";
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assert_eq!(replace_readme_in_string(content), expected);
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let content = "[content]: ./bla/rEaDmE.md ";
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assert_eq!(replace_readme_in_string(content), expected);
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let content = "[content]: ./bla/rEaDmE.md \"title\" ";
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assert_eq!(replace_readme_in_string(content), expected_with_title);
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let content = "[content]: ./bla/README-README.md ";
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assert_ne!(replace_readme_in_string(content), expected);
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)*
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}
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}
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replace_readme_tests! {
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"[content](./bla/index.md) content: ( ./readme.md)",
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replace_readme_only_in_link_cases_1:"[content](./bla/readme.md) content: ( ./readme.md)",
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replace_readme_only_in_link_cases_2:"[content](./bla/readme.md) content: ( ./reADme.md)",
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replace_readme_only_in_link_cases_3:"[content](./bla/readme.md) content: ( ./readMe.md)",
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replace_readme_only_in_link_cases_4:"[content](./bla/readme.md) content: ( ./readme.MD)",
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replace_readme_only_in_link_cases_5:"[content](./bla/readme.md) content: ( ./readme.md)",
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replace_readme_only_in_link_cases_6:"[content](./bla/readme.md) content: ( ./REAdme.md)",
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replace_readme_only_in_link_cases_7:"[content](./bla/readme.md) content: ( ./README.MD)",
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}
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replace_readme_tests! {
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"🤞🏼[content](./bla/index.md)🤞🏼 content: ( ./readme.md)",
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replace_readme_only_in_link_cases_even_with_multibyte_chars:"🤞🏼[content](./bla/readme.md)🤞🏼 content: ( ./README.MD)",
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}
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replace_readme_tests! {
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"[content]: ./bla/index.md ",
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replace_readme_in_footnote_link_test_1:"[content]: ./bla/readme.md ",
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replace_readme_in_footnote_link_test_2:"[content]: ./bla/ReAdme.md ",
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replace_readme_in_footnote_link_test_3:"[content]: ./bla/ReaDme.md ",
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replace_readme_in_footnote_link_test_4:"[content]: ./bla/README.MD ",
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replace_readme_in_footnote_link_test_5:"[content]: ./bla/REadmE.md ",
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replace_readme_in_footnote_link_test_6:"[content]: ./bla/ReAdme.md ",
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replace_readme_in_footnote_link_test_7:"[content]: ./bla/Readme.MD ",
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replace_readme_in_footnote_link_test_8:"[content]: ./bla/readme.MD ",
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}
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replace_readme_tests! {
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"[content]( ./bla/index.md)",
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replace_readme_in_inline_link_test_1:"[content]( ./bla/readme.md)",
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replace_readme_in_inline_link_test_2:"[content]( ./bla/ReAdme.md)",
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replace_readme_in_inline_link_test_3:"[content]( ./bla/ReaDme.md)",
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replace_readme_in_inline_link_test_4:"[content]( ./bla/README.MD)",
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replace_readme_in_inline_link_test_5:"[content]( ./bla/REadmE.md)",
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replace_readme_in_inline_link_test_6:"[content]( ./bla/ReAdme.md)",
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replace_readme_in_inline_link_test_7:"[content]( ./bla/Readme.MD)",
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replace_readme_in_inline_link_test_8:"[content]( ./bla/readme.MD)",
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}
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}
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