Ast.Infon Module

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This module defines the following types:

• IInfonPrettyPrinter
• IInfonParser
• ActivePatterns
• Builders
• Primitives

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IInfonPrettyPrinter Type

IInfonPrettyPrinter provides an interface to print top-level AST elements

Implemented Interfaces

• IPrettyPrinter

Methods

Modifiers	Return type	Method name	Method parameters	Description
	string	PrintPolicy	Policy	Returns a string representation for the given Policy
	string	PrintSignature	Signature	Returns a string representation for the given Signature
	string	PrintAssembly	Assembly	Returns a string representation for the given Assembly

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IInfonParser Type

IInfonParser provides an interface for top-level parsers that interpret policies

Implemented Interfaces

• IParser

Methods

Modifiers	Return type	Method name	Method parameters	Description
	unit	SetParsingContext	IParsingContext	Sets the IParsingContext implementation
	ITerm	ParseInfon	string	Parse an infon (ITerm) from the input string
	ITerm	ParseRule	string	Parse a rule (ITerm) from the input string
	Policy	ParsePolicy	string	Parse a Policy from the input string
	Signature	ParseSignature	string	Parse a Signature from the input string
	Assembly	ParseAssembly	string	Parse an Assembly from the input string

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ActivePatterns Type

Defines the public interface on how to pattern match AST elements defined in the Ast.Infon module

Methods

Modifiers	Return type	Method name	Method parameters	Description
static	ITerm list option	|SeqRule|_|	ITerm	Active pattern for the sequencing of rules
static	unit option	|EmptyRule|_|	ITerm	Active pattern for the empty rule
static	ITerm * ITerm option	|Rule|_|	ITerm	Active pattern for the simple rule
static	ITerm list option	|SeqCondition|_|	ITerm	Active pattern for the sequencing of conditions
static	unit option	|EmptyCondition|_|	ITerm	Active pattern for the empty condition
static	ITerm * ITerm option	|WireCondition|_|	ITerm	Active pattern for the upon condition
static	ITerm option	|KnownCondition|_|	ITerm	Active pattern for the if condition
static	ITerm list option	|SeqAction|_|	ITerm	Active pattern for the sequencing of actions
static	unit option	|EmptyAction|_|	ITerm	Active pattern for the empty action
static	ITerm * ITerm option	|Send|_|	ITerm	Active pattern for the send action
static	ITerm * ITerm option	|JustifiedSend|_|	ITerm	Active pattern for the send with justification action
static	ITerm * ITerm option	|JustifiedSay|_|	ITerm	Active pattern for the say with justification action
static	ITerm option	|Learn|_|	ITerm	Active pattern for the learn infon action
static	ITerm option	|Forget|_|	ITerm	Active pattern for the forget infon action
static	ITerm option	|Install|_|	ITerm	Active pattern for the install rule action
static	ITerm option	|Uninstall|_|	ITerm	Active pattern for the uninstall rule action
static	ISubstrateUpdateTerm option	|Apply|_|	ITerm	Active pattern for the apply substrate update action
static	ITerm option	|Fresh|_|	ITerm	Active pattern for the fresh id action
static	ITerm option	|Complete|_|	ITerm	Active pattern for complete relation declaration action
static	unit option	|EmptyInfon|_|	ITerm	Active pattern for the empty infon
static	ISubstrateQueryTerm option	|AsInfon|_|	ITerm	Active pattern for asInfon
static	ITerm option	|NotInfon|_|	ITerm	Active pattern for infon negation
static	ITerm list option	|AndInfon|_|	ITerm	Active pattern for infon conjunction
static	ITerm list option	|OrInfon|_|	ITerm
static	ITerm * ITerm option	|ImpliesInfon|_|	ITerm	Active pattern for infon implication
static	ITerm * ITerm option	|SaidInfon|_|	ITerm	Active pattern for said quotation
static	ITerm * ITerm option	|JustifiedInfon|_|	ITerm	Active pattern for justified infons (infons with evidence)
static	unit option	|EmptyEvidence|_|	ITerm	Active pattern for empty evidence
static	ITerm * ISubstitution option	|ConcretizationEvidence|_|	ITerm	Active pattern for concretization of evidence (explicit substitutions)
static	ITerm * ITerm option	|SignatureEvidence|_|	ITerm	Active pattern for signed evidence
static	ITerm * ITerm option	|ModusPonensEvidence|_|	ITerm	Active pattern for modus ponens evidence
static	ITerm * ITerm option	|ImplicationIntroductionEvidence|_|	ITerm	Active pattern for implication introduction evidence
static	ITerm list option	|AndEvidence|_|	ITerm	Active pattern for conjunction of evidence
static	ITerm * ITerm option	|AndEliminationEvidence|_|	ITerm	Active pattern for conjunction elimination evidence
static	ITerm * ITerm option	|OrIntroductionEvidence|_|	ITerm	Active pattern for disjunction introduction evidence
static	ISubstrateQueryTerm option	|AsInfonEvidence|_|	ITerm	Active pattern for asInfon evidence (basic theorems)

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Builders Type

Defines the public interface on how to construct AST elements defined in the Ast.Infon module

Methods

Modifiers	Return type	Method name	Method parameters	Description
static	ITerm	SeqRule	ITerm list	Build a sequencing of rules
static	ITerm	RuleRule	ITerm, ITerm	Build a simple rule
static	ITerm	SeqCondition	ITerm list	Build a sequencing of conditions
static	ITerm	WireCondition	ITerm, ITerm	Build an upon condition
static	ITerm	KnownCondition	ITerm	Build an if condition
static	ITerm	SeqAction	ITerm list	Build a sequencing of actions
static	ITerm	SendAction	ITerm, ITerm	Build a send action
static	ITerm	JustifiedSendAction	ITerm, ITerm	Build a send with justification action
static	ITerm	JustifiedSayAction	ITerm, ITerm	Build a say with justification action
static	ITerm	LearnAction	ITerm	Build a learn infon action
static	ITerm	ForgetAction	ITerm	Build a forget infon action
static	ITerm	InstallAction	ITerm	Build an install rule action
static	ITerm	UninstallAction	ITerm	Build an uninstall rule action
static	ITerm	ApplyAction	ITerm	Build an apply substrate update action
static	ITerm	FreshAction	ITerm	Build a fresh id action
static	ITerm	CompleteAction	ITerm	Build a complete relation action
static	ITerm	AsInfon	ISubstrateQueryTerm	Build an asInfon
static	ITerm	NotInfon	ITerm	Build negation of an infon
static	ITerm	AndInfon	ITerm list	Build an infon conjunction
static	ITerm	OrInfon	ITerm list
static	ITerm	ImpliesInfon	ITerm, ITerm	Build an infon implication
static	ITerm	SaidInfon	ITerm, ITerm	Build a said quotation infon
static	ITerm	JustifiedInfon	ITerm, ITerm	Build a justified infon (infon with evidence)
static	ITerm	PrefixedInfon	ITerm list, ITerm	Build a quotation infon with several principals (e.g., p1 said p2 said p3 said ... i)
static	ITerm	SignatureEvidence	ITerm, ITerm, ITerm	Build a signature evidence and wrap it with a ExplicitSubstitutionTerm to prevent it from being substituted
static	ITerm	ModusPonensEvidence	ITerm, ITerm	Build a modus ponens evidence / Implication Elimination / ->e
static	ITerm	ImplicationIntroductionEvidence	ITerm, ITerm	Build Implication Introduction evidence / ->i
static	ITerm	AndEvidence	ITerm list	Build Conjunction Introduction evidence / &i
static	ITerm	AndEliminationEvidence	ITerm, ITerm	Build Conjunction Elimination evidence / &e
static	ITerm	OrIntroductionEvidence	ITerm, ITerm	Build Disjunction Introduction evidence /	i
static	ITerm	AsInfonEvidence	ISubstrateQueryTerm	Build asInfon evidence (for basic theorems)

Properties

Return type	Property name	Description
ITerm	EmptyRule	Build an empty rule
ITerm	EmptyCondition	Build an empty condition
ITerm	EmptyAction	Build an empty action
ITerm	EmptyInfon	Build an empty infon
ITerm	EmptyEvidence	Build empty evidence

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Primitives Type

Defines the primitive functions used to construct Application elements in the Ast module builders

Methods

Modifiers	Return type	Method name	Method parameters	Description
static	Function option	SolveFunction	string	Given a primitive function name it returns a Fuction, if anyone matches; None otherwise

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