An environment that holds its values: for tests, and for evaluating outside a mounted screen. More...

#include <expression.hpp>

Inheritance diagram for morph::ui::StaticEnvironment:

Public Member Functions
Value	ref (std::string_view head, std::span< std::string const > path) const override
	Reads a name and walks its path.
Value	row (std::span< std::string const > path) const override
	Walks the row.
Value	control (ExprKind form, std::string_view name) const override
	Reads a control form from the maps.
Value	pref (std::string_view point, std::span< std::string const > path) const override
	Reads a customization choice.
Value	client (ExprKind form, std::string_view name) const override
	Reads env, session or host.
FormatContext const &	formatting () const override
	The formatting facts.
void	report (std::string_view path, std::string_view reason) const override
	Records a runtime error, once per path.
Public Member Functions inherited from morph::ui::Environment
	Environment (Environment const &)=delete
Environment &	operator= (Environment const &)=delete
	Environment (Environment &&)=delete
Environment &	operator= (Environment &&)=delete

Public Attributes
ValueRecord	names
	The values ref reads, by head name.
Value	rowValue
	The innermost row.
ValueRecord	queries
	Query values, by name.
ValueRecord	results
	Mutation results, by name.
ValueRecord	errors
	Error texts, by query or mutation name.
ValueRecord	errorKinds
	Error kinds, by query or mutation name.
std::set< std::string, std::less<> >	pendingNames
	The queries and mutations in flight.
std::set< std::string, std::less<> >	permitted
	What the principal may run.
ValueRecord	prefs
	Customization choices, by point.
ValueRecord	environment
	env values.
ValueRecord	session
	session values.
ValueRecord	host
	host values.
FormatContext	format
	The formatting facts.
std::vector< Refusal >	diagnostics
	The runtime errors reported, each path once.

Detailed Description

An environment that holds its values: for tests, and for evaluating outside a mounted screen.

Each runtime error is recorded once per expression path in diagnostics.

Definition at line 2058 of file expression.hpp.

Member Function Documentation

◆ ref()

Value morph::ui::StaticEnvironment::ref	(	std::string_view	head,
		std::span< std::string const >	path ) const

inlinenodiscardoverridevirtual

Reads a name and walks its path.

Parameters

head	The name.
path	The path.

Returns: The value, or null.

Implements morph::ui::Environment.

Definition at line 2093 of file expression.hpp.

◆ row()

Value morph::ui::StaticEnvironment::row ( std::span< std::string const > path ) const

inlinenodiscardoverridevirtual

Walks the row.

Parameters

path The path.

Returns: The value, or null.

Implements morph::ui::Environment.

Definition at line 2100 of file expression.hpp.

◆ control()

Value morph::ui::StaticEnvironment::control	(	ExprKind	form,
		std::string_view	name ) const

inlinenodiscardoverridevirtual

Reads a control form from the maps.

Parameters

form	The form.
name	The query or mutation.

Returns: The value.

Implements morph::ui::Environment.

Definition at line 2106 of file expression.hpp.

◆ pref()

Value morph::ui::StaticEnvironment::pref	(	std::string_view	point,
		std::span< std::string const >	path ) const

inlinenodiscardoverridevirtual

Reads a customization choice.

Parameters

point	The point.
path	The path.

Returns: The value, or null.

Implements morph::ui::Environment.

Definition at line 2126 of file expression.hpp.

◆ client()

Value morph::ui::StaticEnvironment::client	(	ExprKind	form,
		std::string_view	name ) const

inlinenodiscardoverridevirtual

Reads env, session or host.

Parameters

form	The form.
name	The name.

Returns: The value, or null.

Implements morph::ui::Environment.

Definition at line 2134 of file expression.hpp.

◆ formatting()

FormatContext const & morph::ui::StaticEnvironment::formatting ( ) const

inlinenodiscardoverridevirtual

The formatting facts.

Returns: format.

Implements morph::ui::Environment.

Definition at line 2143 of file expression.hpp.

◆ report()

void morph::ui::StaticEnvironment::report	(	std::string_view	path,
		std::string_view	reason ) const

inlineoverridevirtual

Records a runtime error, once per path.

Parameters

path	The expression node's path.
reason	What went wrong.

Implements morph::ui::Environment.

Definition at line 2148 of file expression.hpp.

Member Data Documentation

◆ names

ValueRecord morph::ui::StaticEnvironment::names

The values ref reads, by head name.

Definition at line 2061 of file expression.hpp.

◆ rowValue

Value morph::ui::StaticEnvironment::rowValue

The innermost row.

Definition at line 2063 of file expression.hpp.

◆ queries

ValueRecord morph::ui::StaticEnvironment::queries

Query values, by name.

Definition at line 2065 of file expression.hpp.

◆ results

ValueRecord morph::ui::StaticEnvironment::results

Mutation results, by name.

Definition at line 2067 of file expression.hpp.

◆ errors

ValueRecord morph::ui::StaticEnvironment::errors

Error texts, by query or mutation name.

Definition at line 2069 of file expression.hpp.

◆ errorKinds

ValueRecord morph::ui::StaticEnvironment::errorKinds

Error kinds, by query or mutation name.

Definition at line 2071 of file expression.hpp.

◆ pendingNames

std::set<std::string, std::less<> > morph::ui::StaticEnvironment::pendingNames

The queries and mutations in flight.

Definition at line 2073 of file expression.hpp.

◆ permitted

std::set<std::string, std::less<> > morph::ui::StaticEnvironment::permitted

What the principal may run.

Definition at line 2075 of file expression.hpp.

◆ prefs

ValueRecord morph::ui::StaticEnvironment::prefs

Customization choices, by point.

Definition at line 2077 of file expression.hpp.

◆ environment

ValueRecord morph::ui::StaticEnvironment::environment

env values.

Definition at line 2079 of file expression.hpp.

◆ session

ValueRecord morph::ui::StaticEnvironment::session

session values.

Definition at line 2081 of file expression.hpp.

◆ host

ValueRecord morph::ui::StaticEnvironment::host

host values.

Definition at line 2083 of file expression.hpp.

◆ format

FormatContext morph::ui::StaticEnvironment::format

The formatting facts.

Definition at line 2085 of file expression.hpp.

◆ diagnostics

std::vector<Refusal> morph::ui::StaticEnvironment::diagnostics

mutable

The runtime errors reported, each path once.

Definition at line 2087 of file expression.hpp.

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

morph/ui/expression.hpp

Public Member Functions

Public Attributes

Detailed Description

Member Function Documentation

◆ ref()

◆ row()

◆ control()

◆ pref()

◆ client()

◆ formatting()

◆ report()

Member Data Documentation

◆ names

◆ rowValue

◆ queries

◆ results

◆ errors

◆ errorKinds

◆ pendingNames

◆ permitted

◆ prefs

◆ environment

◆ session

◆ host

◆ format

◆ diagnostics