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Clean up vertical whitespace

John Gardner
2021-12-22 18:34:38 +11:00
parent d0ad188871
commit d5b4de98fc
1 changed files with 4 additions and 2 deletions
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6
SC1012.md

@@ -22,14 +22,16 @@ var="$(printf 'foo\tbar')" # Equivalent alternative
``` ```
or or
```sh ```sh
# Literal, quoted linefeed # Literal, quoted linefeed
line="foo line="foo
bar" bar"
``` ```
### Rationale: ### Rationale:
ShellCheck has found a `\t`, `\n` or `\r` in a context where they just become regular letter `t`, `n` or `r`. Most likely, it was intended as a tab, linefeed or carriage return. ShellCheck has found a `\t`, `\n` or `\r` in a context where they just become regular letters `t`, `n` or `r`. Most likely, it was intended as a tab, linefeed or carriage return.
To generate such characters (plus other less common ones including `\a`, `\f` and octal escapes) , use `printf` as in the example. The exception is for linefeeds that would be stripped by command substitution; in these cases, use a literal quoted linefeed instead. To generate such characters (plus other less common ones including `\a`, `\f` and octal escapes) , use `printf` as in the example. The exception is for linefeeds that would be stripped by command substitution; in these cases, use a literal quoted linefeed instead.
@@ -41,4 +43,4 @@ None.
### Related resources: ### Related resources:
* Help by adding links to BashFAQ, StackOverflow, man pages, POSIX, etc! * Help by adding links to BashFAQ, StackOverflow, man pages, POSIX, etc!