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using std:: everywhere; fix a formatting error; add exception flags

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This commit is contained in:
Ben Burdette 2020-04-01 21:30:19 -06:00
parent dd7b8183a5
commit e697884f65
3 changed files with 44 additions and 40 deletions
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35
src/libutil/error.hh
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@ -27,21 +27,21 @@ class ErrorInfo;
class ErrLine {
public:
int lineNumber;
optional<ColumnRange> columnRange;
optional<string> prevLineOfCode;
std::optional<ColumnRange> columnRange;
std::optional<string> prevLineOfCode;
string errLineOfCode;
optional<string> nextLineOfCode;
std::optional<string> nextLineOfCode;
};
class NixCode {
public:
optional<string> nixFile;
optional<ErrLine> errLine;
std::optional<string> nixFile;
std::optional<ErrLine> errLine;
ErrLine& ensureErrLine()
{
if (!this->errLine.has_value())
this->errLine = optional(ErrLine());
this->errLine = std::optional(ErrLine());
return *this->errLine;
}
};
@ -80,11 +80,11 @@ class ErrorInfo {
ErrLevel level;
string name;
string description;
optional<NixCode> nixCode;
optional<string> hint;
std::optional<NixCode> nixCode;
std::optional<string> hint;
ErrorInfo& GetEI() { return *this; }
static optional<string> programName;
static std::optional<string> programName;
// give these access to the private constructor,
// when they are direct descendants (children but not grandchildren).
@ -100,7 +100,7 @@ class ErrorInfo {
NixCode& ensureNixCode()
{
if (!this->nixCode.has_value())
this->nixCode = optional(NixCode());
this->nixCode = std::optional(NixCode());
return *this->nixCode;
}
protected:
@ -187,7 +187,7 @@ template <class T>
class AddLOC : private T
{
public:
T& linesOfCode(optional<string> prevloc, string loc, optional<string> nextloc) {
T& linesOfCode(std::optional<string> prevloc, string loc, std::optional<string> nextloc) {
GetEI().ensureNixCode().ensureErrLine().prevLineOfCode = prevloc;
GetEI().ensureNixCode().ensureErrLine().errLineOfCode = loc;
GetEI().ensureNixCode().ensureErrLine().nextLineOfCode = nextloc;
@ -197,6 +197,11 @@ class AddLOC : private T
ErrorInfo& GetEI() { return T::GetEI(); }
};
// ----------------------------------------------------------------
// format for hints. same as boost format, except templated values
// are always in yellow.
template <class T>
class yellowify
{
@ -211,11 +216,12 @@ std::ostream& operator<<(std::ostream &out, const yellowify<T> &y)
return out << ANSI_YELLOW << y.value << ANSI_NORMAL;
}
// hint format shows templated values in yellow.
class hintfmt
{
public:
hintfmt(string format) :fmt(format) {}
hintfmt(string format) :fmt(format) {
fmt.exceptions(boost::io::all_error_bits ^ boost::io::too_many_args_bit);
}
template<class T>
hintfmt& operator%(const T &value) { fmt % yellowify(value); return *this; }
@ -226,12 +232,13 @@ class hintfmt
};
// the template layer for adding a hint.
template <class T>
class AddHint : private T
{
public:
T& hint(hintfmt &hfmt) {
GetEI().hint = optional(hfmt.fmt.str());
GetEI().hint = std::optional(hfmt.fmt.str());
return *this;
}
T& nohint() {