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36 lines
1.7 KiB
Diff
36 lines
1.7 KiB
Diff
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1e7bf0c636b8cca54dd83456a0f8fa219343e2a1 Bug 608195 - part 2 - extend ToPrecision to tell use whether exponential notation was used
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diff --git a/mfbt/double-conversion/double-conversion.cc b/mfbt/double-conversion/double-conversion.cc
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index febba6c..394b6a0 100644
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--- a/mfbt/double-conversion/double-conversion.cc
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+++ b/mfbt/double-conversion/double-conversion.cc
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@@ -283,7 +283,9 @@ bool DoubleToStringConverter::ToExponential(
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bool DoubleToStringConverter::ToPrecision(double value,
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int precision,
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+ bool* used_exponential_notation,
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StringBuilder* result_builder) const {
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+ *used_exponential_notation = false;
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if (Double(value).IsSpecial()) {
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return HandleSpecialValues(value, result_builder);
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}
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@@ -325,6 +327,7 @@ bool DoubleToStringConverter::ToPrecision(double value,
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decimal_rep[i] = '0';
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}
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+ *used_exponential_notation = true;
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CreateExponentialRepresentation(decimal_rep,
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precision,
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exponent,
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diff --git a/mfbt/double-conversion/double-conversion.h b/mfbt/double-conversion/double-conversion.h
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index 0900ba0..957575c 100644
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--- a/mfbt/double-conversion/double-conversion.h
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+++ b/mfbt/double-conversion/double-conversion.h
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@@ -270,6 +270,7 @@ class DoubleToStringConverter {
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// exponent character, the exponent's sign, and at most 3 exponent digits).
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MFBT_API bool ToPrecision(double value,
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int precision,
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+ bool* used_exponential_notation,
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StringBuilder* result_builder) const;
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enum DtoaMode {
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