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add ansi escape (#4772)

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* add ansi escape

* also add the ability to escape parens

* add a few more escapes that could be problematic for the nushell lang
This commit is contained in:
Darren Schroeder 2022-03-07 16:39:16 -06:00 committed by GitHub
parent 073f8655eb
commit 35ff1076f3
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1 changed files with 44 additions and 0 deletions
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44
crates/nu-parser/src/parser.rs
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@ -2168,10 +2168,54 @@ pub fn unescape_string(bytes: &[u8], span: Span) -> (Vec<u8>, Option<ParseError>
output.push(b'/');
idx += 1;
}
Some(b'(') => {
output.push(b'(');
idx += 1;
}
Some(b')') => {
output.push(b')');
idx += 1;
}
Some(b'{') => {
output.push(b'{');
idx += 1;
}
Some(b'}') => {
output.push(b'}');
idx += 1;
}
Some(b'$') => {
output.push(b'$');
idx += 1;
}
Some(b'^') => {
output.push(b'^');
idx += 1;
}
Some(b'#') => {
output.push(b'#');
idx += 1;
}
Some(b'|') => {
output.push(b'|');
idx += 1;
}
Some(b'~') => {
output.push(b'~');
idx += 1;
}
Some(b'a') => {
output.push(0x7);
idx += 1;
}
Some(b'b') => {
output.push(0x8);
idx += 1;
}
Some(b'e') => {
output.push(0x1b);
idx += 1;
}
Some(b'f') => {
output.push(0xc);
idx += 1;