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logic base
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dc4f8289ad
commit
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1 changed files with 133 additions and 114 deletions
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@ -277,10 +277,15 @@ fn eat_line_comment<'a>(
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) -> SpaceState<'a> {
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) -> SpaceState<'a> {
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use SpaceState::*;
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use SpaceState::*;
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let is_doc_comment = if let Some(b'#') = state.bytes().get(0) {
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let mut index = 0;
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match state.bytes().get(1) {
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let bytes = state.bytes();
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'outer: loop {
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let is_doc_comment = if let Some(b'#') = bytes.get(index) {
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match bytes.get(index + 1) {
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Some(b' ') => {
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Some(b' ') => {
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state = state.advance(2);
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state = state.advance(2);
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index += 2;
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true
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true
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}
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}
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@ -288,6 +293,7 @@ fn eat_line_comment<'a>(
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// consume the second # and the \n
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// consume the second # and the \n
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state = state.advance(1);
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state = state.advance(1);
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state = state.advance_newline();
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state = state.advance_newline();
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index += 2;
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comments_and_newlines.push(CommentOrNewline::DocComment(""));
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comments_and_newlines.push(CommentOrNewline::DocComment(""));
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multiline = true;
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multiline = true;
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@ -299,6 +305,7 @@ fn eat_line_comment<'a>(
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}
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}
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b'\n' => {
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b'\n' => {
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state = state.advance_newline();
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state = state.advance_newline();
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index += 1;
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multiline = true;
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multiline = true;
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comments_and_newlines.push(CommentOrNewline::Newline);
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comments_and_newlines.push(CommentOrNewline::Newline);
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}
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}
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@ -310,10 +317,13 @@ fn eat_line_comment<'a>(
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}
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}
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b'#' => {
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b'#' => {
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state = state.advance(1);
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state = state.advance(1);
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return eat_line_comment(state, multiline, comments_and_newlines);
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index += 1;
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continue 'outer;
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}
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}
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_ => break,
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_ => break,
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}
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}
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index += 1;
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}
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}
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return Good {
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return Good {
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@ -339,6 +349,8 @@ fn eat_line_comment<'a>(
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false
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false
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};
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};
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let loop_start = index;
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let initial = state.bytes();
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let initial = state.bytes();
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let mut it = initial.iter();
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let mut it = initial.iter();
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@ -357,6 +369,7 @@ fn eat_line_comment<'a>(
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state = state.advance_newline();
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state = state.advance_newline();
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multiline = true;
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multiline = true;
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index += 1;
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while let Some(c) = it.next() {
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while let Some(c) = it.next() {
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match c {
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match c {
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b' ' => {
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b' ' => {
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@ -375,10 +388,13 @@ fn eat_line_comment<'a>(
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}
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}
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b'#' => {
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b'#' => {
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state = state.advance(1);
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state = state.advance(1);
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return eat_line_comment(state, multiline, comments_and_newlines);
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index += 1;
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continue 'outer;
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}
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}
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_ => break,
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_ => break,
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}
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}
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index += 1;
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}
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}
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return Good {
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return Good {
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@ -394,11 +410,13 @@ fn eat_line_comment<'a>(
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state = state.advance(1);
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state = state.advance(1);
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}
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}
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}
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}
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index += 1;
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}
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}
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// We made it to the end of the bytes. This means there's a comment without a trailing newline.
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// We made it to the end of the bytes. This means there's a comment without a trailing newline.
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let delta = initial.len() - state.bytes().len();
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let delta = initial.len() - state.bytes().len();
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let comment = unsafe { std::str::from_utf8_unchecked(&initial[..delta]) };
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let comment = unsafe { std::str::from_utf8_unchecked(&bytes[loop_start..delta]) };
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if is_doc_comment {
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if is_doc_comment {
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comments_and_newlines.push(CommentOrNewline::DocComment(comment));
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comments_and_newlines.push(CommentOrNewline::DocComment(comment));
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@ -406,9 +424,10 @@ fn eat_line_comment<'a>(
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comments_and_newlines.push(CommentOrNewline::LineComment(comment));
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comments_and_newlines.push(CommentOrNewline::LineComment(comment));
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}
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}
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Good {
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return Good {
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state,
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state,
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multiline,
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multiline,
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comments_and_newlines,
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comments_and_newlines,
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};
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}
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}
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}
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}
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