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cli: add --field-{context,match}-separator flags

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These flags permit configuring the bytes used to delimit fields in match
or context lines, where "fields" are things like the file path, line
number, column number and the match/context itself.

Fixes #1842, Closes #1871
This commit is contained in:
Anthony Huang
2021-05-25 21:41:11 -04:00
committed by Andrew Gallant
parent 46d0130597
commit 578e1992fa
5 changed files with 151 additions and 2 deletions
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34
crates/core/app.rs
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@@ -568,6 +568,8 @@ pub fn all_args_and_flags() -> Vec<RGArg> {
flag_dfa_size_limit(&mut args);
flag_encoding(&mut args);
flag_engine(&mut args);
flag_field_context_separator(&mut args);
flag_field_match_separator(&mut args);
flag_file(&mut args);
flag_files(&mut args);
flag_files_with_matches(&mut args);
@@ -1231,6 +1233,38 @@ This overrides previous uses of --pcre2 and --auto-hybrid-regex flags.
args.push(arg);
}
fn flag_field_context_separator(args: &mut Vec<RGArg>) {
const SHORT: &str = "Set the field context separator.";
const LONG: &str = long!(
"\
Set the field context separator, which is used to delimit file paths, line
numbers, columns and the context itself, when printing contextual lines. The
separator may be any number of bytes, including zero. Escape sequences like
\\x7F or \\t may be used. The default value is -.
"
);
let arg = RGArg::flag("field-context-separator", "SEPARATOR")
.help(SHORT)
.long_help(LONG);
args.push(arg);
}
fn flag_field_match_separator(args: &mut Vec<RGArg>) {
const SHORT: &str = "Set the match separator.";
const LONG: &str = long!(
"\
Set the field match separator, which is used to delimit file paths, line
numbers, columns and the match itself. The separator may be any number of
bytes, including zero. Escape sequences like \\x7F or \\t may be used. The
default value is -.
"
);
let arg = RGArg::flag("field-match-separator", "SEPARATOR")
.help(SHORT)
.long_help(LONG);
args.push(arg);
}
fn flag_file(args: &mut Vec<RGArg>) {
const SHORT: &str = "Search for patterns from the given file.";
const LONG: &str = long!(