Nix 2.26.3
Nix, the purely functional package manager; unstable internal interfaces
 
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nix::OptionalPathSetting Class Reference

#include <config.hh>

Inheritance diagram for nix::OptionalPathSetting:
nix::BaseSetting< std::optional< Path > > nix::AbstractSetting

Public Member Functions

 OptionalPathSetting (Config *options, const std::optional< Path > &def, const std::string &name, const std::string &description, const std::set< std::string > &aliases={})
 
std::optional< Pathparse (const std::string &str) const override
 
void operator= (const std::optional< Path > &v)
 
- Public Member Functions inherited from nix::BaseSetting< std::optional< Path > >
std::string to_string () const
 
void convertToArg (Args &args, const std::string &category)
 
void convertToArg (Args &args, const std::string &category)
 
std::string to_string () const
 
std::string to_string () const
 
std::string to_string () const
 
void convertToArg (Args &args, const std::string &category)
 
std::string to_string () const
 
std::string to_string () const
 
std::string to_string () const
 
std::string to_string () const
 
 BaseSetting (const std::optional< Path > &def, const bool documentDefault, const std::string &name, const std::string &description, const std::set< std::string > &aliases={}, std::optional< ExperimentalFeature > experimentalFeature=std::nullopt)
 
 operator const std::optional< Path > & () const
 
 operator std::optional< Path > & ()
 
const std::optional< Path > & get () const
 
std::optional< Path > & get ()
 
bool operator== (const U &v2) const
 
bool operator!= (const U &v2) const
 
void operator= (const U &v)
 
virtual void assign (const std::optional< Path > &v)
 
void setDefault (const U &v)
 
void set (const std::string &str, bool append=false) override final
 
bool isAppendable () override final
 
virtual void override (const std::optional< Path > &v)
 
std::string to_string () const override
 
std::string to_string () const
 
std::string to_string () const
 
std::string to_string () const
 
std::string to_string () const
 
std::string to_string () const
 
std::string to_string () const
 
std::string to_string () const
 
std::string to_string () const
 
void convertToArg (Args &args, const std::string &category) override
 
void convertToArg (Args &args, const std::string &category)
 
void convertToArg (Args &args, const std::string &category)
 
void convertToArg (Args &args, const std::string &category)
 
std::map< std::string, nlohmann::json > toJSONObject () const override
 

Additional Inherited Members

- Public Attributes inherited from nix::AbstractSetting
const std::string name
 
const std::string description
 
const std::set< std::string > aliases
 
int created = 123
 
bool overridden = false
 
std::optional< ExperimentalFeatureexperimentalFeature
 
- Protected Member Functions inherited from nix::BaseSetting< std::optional< Path > >
SandboxMode parse (const std::string &str) const
 
void appendOrSet (Strings newValue, bool append)
 
void appendOrSet (StringSet newValue, bool append)
 
void appendOrSet (StringMap newValue, bool append)
 
void appendOrSet (std::set< ExperimentalFeature > newValue, bool append)
 
std::string parse (const std::string &str) const
 
std::optional< std::string > parse (const std::string &str) const
 
bool parse (const std::string &str) const
 
Strings parse (const std::string &str) const
 
void appendOrSet (Strings newValue, bool append)
 
StringSet parse (const std::string &str) const
 
void appendOrSet (StringSet newValue, bool append)
 
std::set< ExperimentalFeatureparse (const std::string &str) const
 
void appendOrSet (std::set< ExperimentalFeature > newValue, bool append)
 
StringMap parse (const std::string &str) const
 
void appendOrSet (StringMap newValue, bool append)
 
SandboxMode parse (const std::string &str) const
 
std::string parse (const std::string &str) const
 
std::optional< std::string > parse (const std::string &str) const
 
bool parse (const std::string &str) const
 
Strings parse (const std::string &str) const
 
StringSet parse (const std::string &str) const
 
std::set< ExperimentalFeatureparse (const std::string &str) const
 
StringMap parse (const std::string &str) const
 
virtual void appendOrSet (std::optional< Path > newValue, bool append)
 
void appendOrSet (Strings newValue, bool append)
 
void appendOrSet (StringSet newValue, bool append)
 
void appendOrSet (StringMap newValue, bool append)
 
void appendOrSet (std::set< ExperimentalFeature > newValue, bool append)
 
void appendOrSet (Strings newValue, bool append)
 
void appendOrSet (StringSet newValue, bool append)
 
void appendOrSet (std::set< ExperimentalFeature > newValue, bool append)
 
void appendOrSet (StringMap newValue, bool append)
 
- Protected Member Functions inherited from nix::AbstractSetting
 AbstractSetting (const std::string &name, const std::string &description, const std::set< std::string > &aliases, std::optional< ExperimentalFeature > experimentalFeature=std::nullopt)
 
nlohmann::json toJSON ()
 
bool isOverridden () const
 
- Protected Attributes inherited from nix::BaseSetting< std::optional< Path > >
std::optional< Pathvalue
 
const std::optional< PathdefaultValue
 
const bool documentDefault
 

Detailed Description

Like PathSetting, but the absence of a path is also allowed.

std::optional is used instead of the empty string for clarity.

Member Function Documentation

◆ parse()

std::optional< Path > nix::OptionalPathSetting::parse ( const std::string & str) const
overridevirtual

Parse the string into a T.

Used by set().

Reimplemented from nix::BaseSetting< std::optional< Path > >.


The documentation for this class was generated from the following files: