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feat(rg): add case-insensitive glob filters #1666

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chaliy merged 1 commit into from
May 22, 2026
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feat(rg): add case-insensitive glob filters #1666

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130 changes: 114 additions & 16 deletions crates/bashkit/src/builtins/rg/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -88,6 +88,7 @@ struct RgOptions {
ignore_file_paths: Vec<String>,
explicit_ignore_rules: Vec<RgIgnoreRule>,
glob_rules: Vec<RgGlobRule>,
glob_case_insensitive: bool,
type_database: RgTypeDatabase,
type_includes: Vec<RgFileType>,
type_excludes: Vec<RgFileType>,
Expand All @@ -108,6 +109,8 @@ struct RgGlobRule {
include: bool,
has_slash: bool,
anchored: bool,
iglob: bool,
case_insensitive: bool,
regex: Regex,
}

Expand Down Expand Up @@ -208,6 +211,7 @@ impl RgOptions {
ignore_file_paths: Vec::new(),
explicit_ignore_rules: Vec::new(),
glob_rules: Vec::new(),
glob_case_insensitive: false,
type_database: RgTypeDatabase::default(),
type_includes: Vec::new(),
type_excludes: Vec::new(),
Expand Down Expand Up @@ -277,9 +281,19 @@ impl RgOptions {
} else if let Some(val) = long_value(&mut p, "--field-context-separator")? {
opts.field_context_separator = val;
} else if let Some(val) = p.flag_value("-g", "rg").map_err(Error::Execution)? {
opts.glob_rules.push(RgGlobRule::parse(val)?);
opts.glob_rules
.push(RgGlobRule::parse(val, false, opts.glob_case_insensitive)?);
} else if let Some(val) = long_value(&mut p, "--glob")? {
opts.glob_rules.push(RgGlobRule::parse(&val)?);
opts.glob_rules
.push(RgGlobRule::parse(&val, false, opts.glob_case_insensitive)?);
} else if let Some(val) = long_value(&mut p, "--iglob")? {
opts.glob_rules.push(RgGlobRule::parse(&val, true, true)?);
} else if p.flag("--glob-case-insensitive") {
opts.glob_case_insensitive = true;
opts.set_glob_case_insensitive(true)?;
} else if p.flag("--no-glob-case-insensitive") {
opts.glob_case_insensitive = false;
opts.set_glob_case_insensitive(false)?;
} else if let Some(val) = long_value(&mut p, "--ignore-file")? {
opts.ignore_file_paths.push(val);
} else if let Some(val) = p.flag_value("-t", "rg").map_err(Error::Execution)? {
Expand Down Expand Up @@ -649,7 +663,11 @@ impl RgOptions {
}
}
};
opts.glob_rules.push(RgGlobRule::parse(&glob)?);
opts.glob_rules.push(RgGlobRule::parse(
&glob,
false,
opts.glob_case_insensitive,
)?);
break;
}
't' => {
Expand Down Expand Up @@ -771,15 +789,15 @@ impl RgOptions {
}

fn matches_globs(&self, path: &Path, cwd: &Path) -> bool {
let includes: Vec<&RgGlobRule> = self.glob_rules.iter().filter(|g| g.include).collect();
if !includes.is_empty() && !includes.iter().any(|g| g.matches(path, cwd)) {
return false;
let mut matched = None;
let mut has_include = false;
for rule in &self.glob_rules {
has_include |= rule.include;
if rule.matches(path, cwd) {
matched = Some(rule.include);
}
}
!self
.glob_rules
.iter()
.filter(|g| !g.include)
.any(|g| g.matches(path, cwd))
matched.unwrap_or(!has_include)
}

fn matches_type_filters(&self, path: &Path) -> bool {
Expand Down Expand Up @@ -808,6 +826,15 @@ impl RgOptions {
!self.no_ignore || !self.ignore_file_paths.is_empty()
}

fn set_glob_case_insensitive(&mut self, case_insensitive: bool) -> Result<()> {
for rule in &mut self.glob_rules {
if !rule.iglob {
rule.set_case_insensitive(case_insensitive)?;
}
}
Ok(())
}

fn is_ignored_by_rules(&self, path: &Path, is_dir: bool, rules: &[RgIgnoreRule]) -> bool {
let mut ignored = false;
for rule in rules {
Expand Down Expand Up @@ -1062,25 +1089,34 @@ impl RgTypeGlob {
}

impl RgGlobRule {
fn parse(pattern: &str) -> Result<Self> {
fn parse(pattern: &str, iglob: bool, case_insensitive: bool) -> Result<Self> {
let (include, raw_pattern) = match pattern.strip_prefix('!') {
Some(rest) => (false, rest),
None => (true, pattern),
};
let normalized = raw_pattern.strip_prefix("./").unwrap_or(raw_pattern);
let has_slash = normalized.contains('/');
let anchored = normalized.starts_with('/');
let regex = build_regex_opts(&glob_to_regex(normalized), false)
let regex = build_regex_opts(&glob_to_regex(normalized), case_insensitive)
.map_err(|e| Error::Execution(format!("rg: invalid --glob value: {}", e)))?;
Ok(Self {
raw: normalized.to_string(),
include,
has_slash,
anchored,
iglob,
case_insensitive,
regex,
})
}

fn set_case_insensitive(&mut self, case_insensitive: bool) -> Result<()> {
self.regex = build_regex_opts(&glob_to_regex(&self.raw), case_insensitive)
.map_err(|e| Error::Execution(format!("rg: invalid --glob value: {}", e)))?;
self.case_insensitive = case_insensitive;
Ok(())
}

fn matches(&self, path: &Path, cwd: &Path) -> bool {
let target = if self.has_slash {
if self.anchored {
Expand Down Expand Up @@ -2135,13 +2171,17 @@ fn append_rg_stats(output: &mut String, stats: &RgSearchStats, bytes_printed: us
impl Builtin for Rg {
async fn execute(&self, ctx: Context<'_>) -> Result<ExecResult> {
let help_text = "Usage: rg [OPTIONS] PATTERN [PATH...]\nRecursively search for a pattern.\n\n -i, --ignore-case\tcase insensitive\n -S, --smart-case\tcase insensitive if pattern is lowercase\n -s, --case-sensitive\tcase sensitive\n -n, --line-number\tshow line numbers\n -N, --no-line-number\tsuppress line numbers\n --column\tshow column numbers\n -b, --byte-offset\tshow byte offsets\n --vimgrep\tshow file:line:column:match lines\n --json\tshow JSON Lines events\n --stats\tshow search statistics\n --null\tterminate path fields with NUL\n -c, --count\tcount matching lines\n --count-matches\tcount individual matches\n --include-zero\tinclude zero counts\n -l, --files-with-matches\tfiles with matches\n --files-without-match\tfiles without matches\n --files\tprint files that would be searched\n -v, --invert-match\tinvert match\n -w, --word-regexp\tword boundary\n -x, --line-regexp\tmatch whole lines\n -F, --fixed-strings\tfixed strings (literal)\n -a, --text\tsearch binary files as text\n --binary\tsearch binary files and print binary-match summaries\n --crlf\ttreat CRLF as line terminators for $ anchors\n --no-crlf\tdisable CRLF line terminator mode\n -U, --multiline\tenable matching across line boundaries\n --no-multiline\tdisable multiline matching\n --multiline-dotall\tmake . match line terminators in multiline mode\n --no-multiline-dotall\tdisable multiline dotall mode\n -o, --only-matching\tshow only matching text\n -q, --quiet\tsuppress output; exit status only\n -e, --regexp PATTERN\tuse PATTERN for matching\n -f, --file PATTERNFILE\tread patterns from file\n -E, --encoding ENCODING\tdecode searched files using ENCODING\n -r, --replace REPLACEMENT\treplace matches in output\n --passthru\tprint matching and non-matching lines\n --trim\ttrim whitespace from output lines\n -m, --max-count NUM\tmax count per file\n -M, --max-columns NUM\tomit lines longer than NUM columns\n --max-columns-preview\tshow prefixes of long lines\n --max-depth NUM\tlimit recursive directory depth\n -A, --after-context NUM\tshow trailing context\n -B, --before-context NUM\tshow leading context\n -C, --context NUM\tshow leading and trailing context\n --context-separator SEP\tset context group separator\n --field-match-separator SEP\tset match field separator\n --field-context-separator SEP\tset context field separator\n --heading\tgroup matches by file\n --no-heading\tdisable heading output\n --sort SORTBY\tsort paths (path only)\n --sortr SORTBY\tsort paths in reverse (path only)\n --sort-files\tsort --files output\n --path-separator SEP\tset displayed path separator\n -g, --glob GLOB\tinclude/exclude paths by glob (!GLOB excludes)\n -t, --type TYPE\tinclude files matching TYPE\n -T, --type-not TYPE\texclude files matching TYPE\n --type-add TYPE:GLOB\tadd a file type glob\n --type-clear TYPE\tclear a file type definition\n --type-list\tshow file type definitions\n --ignore-file FILE\tuse additional ignore file\n --no-ignore\tdo not use ignore files\n --no-ignore-dot\tdo not use .ignore files\n --no-ignore-vcs\tdo not use .gitignore files\n --no-require-git\tuse .gitignore outside git repositories\n --require-git\trequire a git repository for .gitignore files\n -u, --unrestricted\treduce filtering (repeatable)\n --messages\tshow file read diagnostics\n --no-messages\tsuppress file read diagnostics\n --hidden\tsearch hidden files and directories\n --no-hidden\tdo not search hidden files and directories\n -H, --with-filename\tshow filename\n -I, --no-filename\tsuppress filename\n --line-buffered\tforce line buffering (no-op)\n --block-buffered\tforce block buffering (no-op)\n --no-config\tdo not read config files (no-op)\n --mmap\tsearch using memory maps when possible (no-op)\n --no-mmap\tdisable memory maps (no-op)\n -P, --pcre2\tuse PCRE2 regex engine for supported patterns (no-op)\n --no-pcre2\tdisable PCRE2 regex engine (no-op)\n --engine ENGINE\tselect regex engine: default, auto, pcre2 (no-op)\n --auto-hybrid-regex\tuse PCRE2 when needed (no-op)\n --no-auto-hybrid-regex\tdisable auto hybrid regex (no-op)\n --color MODE\tcolor output (no-op)\n -h, --help\tdisplay this help and exit\n -V, --version\toutput version information and exit\n";
let help_text = help_text.replace(
" -g, --glob GLOB\tinclude/exclude paths by glob (!GLOB excludes)\n",
" -g, --glob GLOB\tinclude/exclude paths by glob (!GLOB excludes)\n --iglob GLOB\tcase-insensitive include/exclude path glob\n --glob-case-insensitive\tmake -g/--glob rules case-insensitive\n --no-glob-case-insensitive\tdisable case-insensitive -g/--glob rules\n",
);
if ctx.args.iter().any(|arg| arg == "-h") {
return Ok(ExecResult::ok(help_text.to_string()));
return Ok(ExecResult::ok(help_text));
}
if ctx.args.iter().any(|arg| arg == "-V") {
return Ok(ExecResult::ok("rg (bashkit) 0.1\n".to_string()));
}
if let Some(r) = super::check_help_version(ctx.args, help_text, Some("rg (bashkit) 0.1")) {
if let Some(r) = super::check_help_version(ctx.args, &help_text, Some("rg (bashkit) 0.1")) {
return Ok(r);
}
let mut opts = RgOptions::parse(ctx.args)?;
Expand All @@ -2153,6 +2193,7 @@ impl Builtin for Rg {
}
if opts.list_files {
let files = collect_rg_file_list(&*ctx.fs, &opts, ctx.cwd).await;
let found_files = !files.is_empty();
let output = if opts.null {
let mut output = String::new();
for file in files {
Expand All @@ -2165,7 +2206,11 @@ impl Builtin for Rg {
} else {
format!("{}\n", files.join("\n"))
};
return Ok(ExecResult::ok(output));
return Ok(ExecResult {
stdout: output,
exit_code: if found_files { 0 } else { 1 },
..Default::default()
});
}
if let Err(result) = load_rg_pattern_files(&*ctx.fs, ctx.cwd, ctx.stdin, &mut opts).await {
return Ok(result);
Expand Down Expand Up @@ -3096,6 +3141,12 @@ mod tests {
const DIFF_SORT_FILES: &[(&str, &[u8])] =
&[("/proj/a.txt", b"needle\n"), ("/proj/b.txt", b"needle\n")];

const DIFF_GLOB_CASE_FILES: &[(&str, &[u8])] = &[
("/proj/Foo.RS", b"needle\n"),
("/proj/a.rs", b"needle\n"),
("/proj/a.txt", b"needle\n"),
];

const DIFF_IGNORE_FILES: &[(&str, &[u8])] = &[
("/proj/.git/config", b"[core]\n"),
(
Expand Down Expand Up @@ -3207,6 +3258,53 @@ mod tests {
cwd: "/",
output: RgDiffOutput::UnorderedLines,
},
RgDiffCase {
name: "glob last include wins",
args: &["--files", "-g", "!*.rs", "-g", "*.rs", "proj"],
stdin: None,
files: DIFF_GLOB_CASE_FILES,
cwd: "/",
output: RgDiffOutput::UnorderedLines,
},
RgDiffCase {
name: "glob last exclude wins",
args: &["--files", "-g", "*.rs", "-g", "!*.rs", "proj"],
stdin: None,
files: DIFF_GLOB_CASE_FILES,
cwd: "/",
output: RgDiffOutput::Exact,
},
RgDiffCase {
name: "iglob is case insensitive",
args: &["--files", "--iglob", "*.rs", "proj"],
stdin: None,
files: DIFF_GLOB_CASE_FILES,
cwd: "/",
output: RgDiffOutput::UnorderedLines,
},
RgDiffCase {
name: "glob case insensitive applies after glob",
args: &["--files", "-g", "*.rs", "--glob-case-insensitive", "proj"],
stdin: None,
files: DIFF_GLOB_CASE_FILES,
cwd: "/",
output: RgDiffOutput::UnorderedLines,
},
RgDiffCase {
name: "glob case insensitive can be disabled",
args: &[
"--files",
"-g",
"*.rs",
"--glob-case-insensitive",
"--no-glob-case-insensitive",
"proj",
],
stdin: None,
files: DIFF_GLOB_CASE_FILES,
cwd: "/",
output: RgDiffOutput::UnorderedLines,
},
RgDiffCase {
name: "context combined",
args: &["-nC1", "needle", "proj/context.txt"],
Expand Down
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