deps: bump regex-syntax minimum version to 0.6.18

This includes fixes necessary for supporting empty sub-expressions.
rust-lang · May 28, 2020 · 60e949b · 60e949b
1 parent 9504716
commit 60e949b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Cargo.toml b/Cargo.toml
@@ -118,7 +118,7 @@ optional = true
 # For parsing regular expressions.
 [dependencies.regex-syntax]
 path = "regex-syntax"
-version = "0.6.17"
+version = "0.6.18"
 default-features = false
 
 [dev-dependencies]