| Index: utils/pub/version.dart
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| diff --git a/utils/pub/version.dart b/utils/pub/version.dart
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| index 18e15a5f84a8f7deabdb0cf35a4e26aff37e3708..06c14fd4fb44c1de69968e8e0e18210fa0175909 100644
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| --- a/utils/pub/version.dart
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| +++ b/utils/pub/version.dart
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| @@ -192,7 +192,7 @@ class Version implements Comparable, VersionConstraint {
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|    /// Splits a string of dot-delimited identifiers into their component parts.
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|    /// Identifiers that are numeric are converted to numbers.
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|    List _splitParts(String text) {
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| -    return text.split('.').mappedBy((part) {
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| +    return text.split('.').map((part) {
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|        try {
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|          return int.parse(part);
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|        } on FormatException catch (ex) {
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| 
 |