package parser

import "github.com/irfansharif/solver/internal/testutils/parser"

Package parser contains the parsing primitives needed to process the datadriven tests.

Index ¶

• type Parser
• func New(tb testing.TB, input string) *Parser
• func (p *Parser) Argument() ast.Argument
• func (p *Parser) AssignmentsArgument() ast.Argument
• func (p *Parser) BinaryOpArgument() ast.Argument
• func (p *Parser) Boolean() bool
• func (p *Parser) Booleans() []bool
• func (p *Parser) BooleansList() [][]bool
• func (p *Parser) ConstantsArgument() ast.Argument
• func (p *Parser) CumulativeArgument() ast.Argument
• func (p *Parser) Digits() int
• func (p *Parser) Domain() *ast.Domain
• func (p *Parser) DomainArgument() ast.Argument
• func (p *Parser) Domains() []*ast.Domain
• func (p *Parser) EOF() bool
• func (p *Parser) ElementArgument() ast.Argument
• func (p *Parser) Enforcement() *ast.Enforcement
• func (p *Parser) Errorf(format string, args ...interface{})
• func (p *Parser) Fail()
• func (p *Parser) FailNow()
• func (p *Parser) Fatal(args ...interface{})
• func (p *Parser) Fatalf(format string, args ...interface{})
• func (p *Parser) Identifier() string
• func (p *Parser) ImplicationArgument() ast.Argument
• func (p *Parser) Interval() *ast.Interval
• func (p *Parser) IntervalDemand() *ast.IntervalDemand
• func (p *Parser) IntervalDemands() []*ast.IntervalDemand
• func (p *Parser) Intervals() []*ast.Interval
• func (p *Parser) IntervalsArgument() ast.Argument
• func (p *Parser) KArgument() ast.Argument
• func (p *Parser) LinearEqualityArgument() ast.Argument
• func (p *Parser) LinearExpr() *ast.LinearExpr
• func (p *Parser) LinearExprs() []*ast.LinearExpr
• func (p *Parser) LinearExprsArgument() ast.Argument
• func (p *Parser) LinearTerm() *ast.LinearTerm
• func (p *Parser) Method() ast.Method
• func (p *Parser) NonOverlapping2DArgument() ast.Argument
• func (p *Parser) Number() int
• func (p *Parser) Numbers() []int
• func (p *Parser) NumbersList() [][]int
• func (p *Parser) Receiver() string
• func (p *Parser) Statement() *ast.Statement
• func (p *Parser) Variable() string
• func (p *Parser) VariableEqualityArgument() ast.Argument
• func (p *Parser) Variables() []string
• func (p *Parser) VariablesArgument() ast.Argument
• func (p *Parser) Word() string

Types ¶

type Parser ¶

type Parser struct {
	// contains filtered or unexported fields
}

Parser exposes a set of parsing primitives to process the datadriven tests.

func New ¶

func New(tb testing.TB, input string) *Parser

New initializes a new parser for the given input.

func (*Parser) Argument ¶

func (p *Parser) Argument() ast.Argument

Argument = AssignmentsArgument

| BinaryOpArgument
| ConstantsArgument
| CumulativeArgument
| DomainArgument
| ElementArgument
| IntervalsArgument
| ImplicationArgument
| KArgument
| LinearEqualityArgument
| LinearExprsArgument
| NonOverlapping2DArgument
| VariableEqualityArgument
| VariablesArgument .

func (*Parser) AssignmentsArgument ¶

func (p *Parser) AssignmentsArgument() ast.Argument

AssignmentsArgument = "[" Variables "]" ("∈" | "∉") (NumbersList | BooleanList) .

func (*Parser) BinaryOpArgument ¶

func (p *Parser) BinaryOpArgument() ast.Argument

BinaryOpArgument = Identifier ( "/" | "%" | "*" ) Identifier "==" Identifier .

func (*Parser) Boolean ¶

func (p *Parser) Boolean() bool

Boolean = "true" | "false" .

func (*Parser) Booleans ¶

func (p *Parser) Booleans() []bool

Booleans = Boolean { "," Boolean } .

func (*Parser) BooleansList ¶

func (p *Parser) BooleansList() [][]bool

BooleansList = "[" Booleans "]" { "∪" "[" Booleans "]" } .

func (*Parser) ConstantsArgument ¶

func (p *Parser) ConstantsArgument() ast.Argument

ConstantsArgument = Variables "==" Number .

func (*Parser) CumulativeArgument ¶

func (p *Parser) CumulativeArgument() ast.Argument

CumulativeArgument = IntervalDemands "|" Identifier .

func (*Parser) Digits ¶

func (p *Parser) Digits() int

Digits = Digit { Digit } .

func (*Parser) Domain ¶

func (p *Parser) Domain() *ast.Domain

Domain = "[" Number "," Number "]" .

func (*Parser) DomainArgument ¶

func (p *Parser) DomainArgument() ast.Argument

DomainArgument = ( Variables | LinearExprs ) "in" Domains .

func (*Parser) Domains ¶

func (p *Parser) Domains() []*ast.Domain

Domains = Domain { "∪" Domain } .

func (*Parser) EOF ¶

func (p *Parser) EOF() bool

EOF returns true if we're at the end of the input.

func (*Parser) ElementArgument ¶

func (p *Parser) ElementArgument() ast.Argument

ElementArgument = Identifier "==" "[" Variables "]" "[" Identifier "]" .

func (*Parser) Enforcement ¶

func (p *Parser) Enforcement() *ast.Enforcement

Enforcement = "if" Variables .

func (*Parser) Errorf ¶

func (p *Parser) Errorf(format string, args ...interface{})

Errorf is parting of the testingT interface.

func (*Parser) Fail ¶

func (p *Parser) Fail()

Fail is parting of the testingT interface.

func (*Parser) FailNow ¶

func (p *Parser) FailNow()

FailNow is parting of the testingT interface.

func (*Parser) Fatal ¶

func (p *Parser) Fatal(args ...interface{})

Fatal is parting of the testingT interface.

func (*Parser) Fatalf ¶

func (p *Parser) Fatalf(format string, args ...interface{})

Fatalf is parting of the testingT interface.

func (*Parser) Identifier ¶

func (p *Parser) Identifier() string

Identifier = Word .

func (*Parser) ImplicationArgument ¶

func (p *Parser) ImplicationArgument() ast.Argument

ImplicationArgument = Identifier "→" Identifier .

func (*Parser) Interval ¶

func (p *Parser) Interval() *ast.Interval

Interval = Identifier "as" "[" Identifier "," Identifier "|" Identifier "]" .

func (*Parser) IntervalDemand ¶

func (p *Parser) IntervalDemand() *ast.IntervalDemand

IntervalDemand = Identifier ":" Identifier .

func (*Parser) IntervalDemands ¶

func (p *Parser) IntervalDemands() []*ast.IntervalDemand

IntervalDemands = IntervalDemand {"," IntervalDemand } .

func (*Parser) Intervals ¶

func (p *Parser) Intervals() []*ast.Interval

Intervals = Interval { "," Interval } .

func (*Parser) IntervalsArgument ¶

func (p *Parser) IntervalsArgument() ast.Argument

IntervalsArgument = Intervals .

func (*Parser) KArgument ¶

func (p *Parser) KArgument() ast.Argument

KArgument = Variables "|" Digits .

func (*Parser) LinearEqualityArgument ¶

func (p *Parser) LinearEqualityArgument() ast.Argument

LinearEqualityArgument = LinearExpr "==" ("max" | "min") "(" LinearExprs ")" .

func (*Parser) LinearExpr ¶

func (p *Parser) LinearExpr() *ast.LinearExpr

LinearExpr = [ "-" ] LinearTerm { ("+" | "-") LinearTerm } | "Σ" "(" Variables ")" .

func (*Parser) LinearExprs ¶

func (p *Parser) LinearExprs() []*ast.LinearExpr

LinearExprs = LinearExpr { "," LinearExpr } .

func (*Parser) LinearExprsArgument ¶

func (p *Parser) LinearExprsArgument() ast.Argument

LinearExprsArgument = LinearExprs .

func (*Parser) LinearTerm ¶

func (p *Parser) LinearTerm() *ast.LinearTerm

LinearTerm = { Digits } Identifier | Digits .

func (*Parser) Method ¶

func (p *Parser) Method() ast.Method

Method = Identifier { "-" | Identifier | Digits } .

func (*Parser) NonOverlapping2DArgument ¶

func (p *Parser) NonOverlapping2DArgument() ast.Argument

NonOverlapping2DArgument = "[" Variables "]" "," "[" Variables "]" "," Boolean .

func (*Parser) Number ¶

func (p *Parser) Number() int

Number = [ "-" ] Digits .

func (*Parser) Numbers ¶

func (p *Parser) Numbers() []int

Numbers = Number { "," Number } .

func (*Parser) NumbersList ¶

func (p *Parser) NumbersList() [][]int

NumbersList = "[" Numbers "]" { "∪" "[" Numbers "]" } .

func (*Parser) Receiver ¶

func (p *Parser) Receiver() string

Receiver = Identifier .

func (*Parser) Statement ¶

func (p *Parser) Statement() *ast.Statement

Statement = Receiver "." Method "(" [ Argument ] ")" [ Enforcement ] .

func (*Parser) Variable ¶

func (p *Parser) Variable() string

Variable = Identifier | Letter "to" Letter .

func (*Parser) VariableEqualityArgument ¶

func (p *Parser) VariableEqualityArgument() ast.Argument

VariableEqualityArgument = Identifier "==" ("max" | "min" ) "(" Variables ")" .

func (*Parser) Variables ¶

func (p *Parser) Variables() []string

Variables = Variable { "," Variable } .

func (*Parser) VariablesArgument ¶

func (p *Parser) VariablesArgument() ast.Argument

VariablesArgument = Variables .

func (*Parser) Word ¶

func (p *Parser) Word() string

Word = Letter { Letter } .

Source Files ¶

parser.go

Directories ¶