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comparison rust/hg-core/src/filepatterns.rs @ 44833:1e9bfeaec9ba

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rust-regex: prevent nonsensical `.*.*` pattern from happening Differential Revision: https://phab.mercurial-scm.org/D8507
author Rapha?l Gom?s <rgomes@octobus.net>
date Thu, 07 May 2020 23:53:12 +0200
parents ad1ec40975aa
children be6401a25726
comparison
equal deleted inserted replaced
44832:ad1ec40975aa 44833:1e9bfeaec9ba
179 PatternSyntax::Regexp => pattern.to_owned(), 179 PatternSyntax::Regexp => pattern.to_owned(),
180 PatternSyntax::RelRegexp => { 180 PatternSyntax::RelRegexp => {
181 // The `regex` crate accepts `**` while `re2` and Python's `re` 181 // The `regex` crate accepts `**` while `re2` and Python's `re`
182 // do not. Checking for `*` correctly triggers the same error all 182 // do not. Checking for `*` correctly triggers the same error all
183 // engines. 183 // engines.
184 if pattern[0] == b'^' || pattern[0] == b'*' { 184 if pattern[0] == b'^'
185 || pattern[0] == b'*'
186 || pattern.starts_with(b".*")
187 {
185 return pattern.to_owned(); 188 return pattern.to_owned();
186 } 189 }
187 [&b".*"[..], pattern].concat() 190 [&b".*"[..], pattern].concat()
188 } 191 }
189 PatternSyntax::Path | PatternSyntax::RelPath => { 192 PatternSyntax::Path | PatternSyntax::RelPath => {