diff options
Diffstat (limited to 'src/main/java/com/google/devtools/build/lib/packages/RuleClass.java')
| -rw-r--r-- | src/main/java/com/google/devtools/build/lib/packages/RuleClass.java | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/packages/RuleClass.java b/src/main/java/com/google/devtools/build/lib/packages/RuleClass.java index 05ad52af95..0286796470 100644 --- a/src/main/java/com/google/devtools/build/lib/packages/RuleClass.java +++ b/src/main/java/com/google/devtools/build/lib/packages/RuleClass.java @@ -225,7 +225,7 @@ public final class RuleClass { * of that name already exists. Use {@link #overrideAttribute} in that case. */ public static final class Builder { - private static final Pattern RULE_NAME_PATTERN = Pattern.compile("[A-Za-z][A-Za-z0-9_]*"); + private static final Pattern RULE_NAME_PATTERN = Pattern.compile("[A-Za-z_][A-Za-z0-9_]*"); /** * The type of the rule class, which determines valid names and required |