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Clamp at the first non-number character in readOpcode

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This commit is contained in:
Paul Ferrand 2020-05-30 00:15:53 +02:00
parent 5e74f910c6
commit 0898030e4c
1 changed files with 19 additions and 13 deletions
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8
src/sfizz/Opcode.h
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@ -115,6 +115,9 @@ private:
template <typename ValueType, absl::enable_if_t<std::is_integral<ValueType>::value, int> = 0> template <typename ValueType, absl::enable_if_t<std::is_integral<ValueType>::value, int> = 0>
inline absl::optional<ValueType> readOpcode(absl::string_view value, const Range<ValueType>& validRange) inline absl::optional<ValueType> readOpcode(absl::string_view value, const Range<ValueType>& validRange)
{ {
const auto numberEnd = value.find_first_not_of("-1234567890.");
value = value.substr(0, numberEnd);
int64_t returnedValue; int64_t returnedValue;
if (!absl::SimpleAtoi(value, &returnedValue)) { if (!absl::SimpleAtoi(value, &returnedValue)) {
float floatValue; float floatValue;
@ -144,8 +147,11 @@ inline absl::optional<ValueType> readOpcode(absl::string_view value, const Range
template <typename ValueType, absl::enable_if_t<std::is_floating_point<ValueType>::value, int> = 0> template <typename ValueType, absl::enable_if_t<std::is_floating_point<ValueType>::value, int> = 0>
inline absl::optional<ValueType> readOpcode(absl::string_view value, const Range<ValueType>& validRange) inline absl::optional<ValueType> readOpcode(absl::string_view value, const Range<ValueType>& validRange)
{ {
const auto numberEnd = value.find_first_not_of("-1234567890.");
value = value.substr(0, numberEnd);
float returnedValue; float returnedValue;
if (!absl::SimpleAtof(value, &returnedValue)) if (!absl::SimpleAtof(value.substr(0, numberEnd), &returnedValue))
return absl::nullopt; return absl::nullopt;
return validRange.clamp(returnedValue); return validRange.clamp(returnedValue);