| Index: utils/pub/yaml/model.dart
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| diff --git a/utils/pub/yaml/model.dart b/utils/pub/yaml/model.dart
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| index f9dd00551442adb1005dec174a5f218620baf5a9..f709536fa79d0bfc2e536bbc2ee3efbdd66f3345 100644
 | 
| --- a/utils/pub/yaml/model.dart
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| +++ b/utils/pub/yaml/model.dart
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| @@ -146,7 +146,7 @@ class _ScalarNode extends _Node {
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|        // 20 is the maximum value for this argument, which we use since YAML
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|        // doesn't specify a maximum.
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|        return value.toStringAsExponential(20).
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| -        replaceFirst(const RegExp("0+e"), "e");
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| +        replaceFirst(new RegExp("0+e"), "e");
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|      }
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|  
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|      if (value is String) {
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| 
 |