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Shell: Parse '\t' in doublequoted strings as a tab character

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This not being recognised is surprising.
This commit is contained in:
Ali Mohammad Pur 2021-05-10 11:46:21 +04:30 • committed by Andreas Kling
parent 417910fd28
commit b1fe5d5517
3 changed files with 5 additions and 2 deletions
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2
Base/usr/share/man/man5/Shell.md
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@ -479,7 +479,7 @@ dquoted_string_inner :: '\' . dquoted_string_inner? {concat}
| . dquoted_string_inner? | . dquoted_string_inner?
| '\' 'x' xdigit*2 dquoted_string_inner? | '\' 'x' xdigit*2 dquoted_string_inner?
| '\' 'u' xdigit*8 dquoted_string_inner? | '\' 'u' xdigit*8 dquoted_string_inner?
| '\' [abefrn] dquoted_string_inner? | '\' [abefrnt] dquoted_string_inner?
variable :: variable_ref slice? variable :: variable_ref slice?

3
Userland/Shell/Parser.cpp
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@ -1345,6 +1345,9 @@ RefPtr<AST::Node> Parser::parse_doublequoted_string_inner()
case 'n': case 'n':
builder.append('\n'); builder.append('\n');
break; break;
case 't':
builder.append('\t');
break;
} }
continue; continue;
} }

2
Userland/Shell/Parser.h
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@ -267,7 +267,7 @@ dquoted_string_inner :: '\' . dquoted_string_inner? {concat}
| . dquoted_string_inner? | . dquoted_string_inner?
| '\' 'x' xdigit*2 dquoted_string_inner? | '\' 'x' xdigit*2 dquoted_string_inner?
| '\' 'u' xdigit*8 dquoted_string_inner? | '\' 'u' xdigit*8 dquoted_string_inner?
| '\' [abefrn] dquoted_string_inner? | '\' [abefrnt] dquoted_string_inner?
variable :: variable_ref slice? variable :: variable_ref slice?