operators

package
v0.7.0 Latest Latest
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 Go to latest Published: Mar 19, 2019 License: MIT Imports: 4 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func Add 

func Add(left, right core.Value) core.Value

Adds numbers Concats strings

func Decrement 

func Decrement(left, _ core.Value) core.Value

func Divide 

func Divide(left, right core.Value) core.Value

func Equal 

func Equal(left, right core.Value) core.Value

Equality

func Greater 

func Greater(left, right core.Value) core.Value

func GreaterOrEqual 

func GreaterOrEqual(left, right core.Value) core.Value

func Increment 

func Increment(left, _ core.Value) core.Value

func IsValidArrayOperatorType 

func IsValidArrayOperatorType(aotype ArrayOperatorType) bool

func Less 

func Less(left, right core.Value) core.Value

func LessOrEqual 

func LessOrEqual(left, right core.Value) core.Value

func Modulus 

func Modulus(left, right core.Value) core.Value

func Multiply 

func Multiply(left, right core.Value) core.Value

func Negative added in v0.3.0 

func Negative(value, _ core.Value) core.Value

func Not 

func Not(left, _ core.Value) core.Value

func NotEqual 

func NotEqual(left, right core.Value) core.Value

func Positive added in v0.3.0 

func Positive(value, _ core.Value) core.Value

func Subtract 

func Subtract(left, right core.Value) core.Value

func ToBoolean added in v0.3.0 

func ToBoolean(value, _ core.Value) core.Value

Types

type ArrayOperator 

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

func NewArrayOperator 

func NewArrayOperator(
	src core.SourceMap,
	left core.Expression,
	right core.Expression,
	aotype ArrayOperatorType,
	comparator core.OperatorExpression,
) (*ArrayOperator, error)

func (*ArrayOperator) Eval 

func (operator *ArrayOperator) Eval(ctx context.Context, left, right core.Value) (core.Value, error)

func (*ArrayOperator) Exec 

func (operator *ArrayOperator) Exec(ctx context.Context, scope *core.Scope) (core.Value, error)

type ArrayOperatorType 

type ArrayOperatorType int
const (
	ArrayOperatorTypeAll  ArrayOperatorType = 0
	ArrayOperatorTypeAny  ArrayOperatorType = 1
	ArrayOperatorTypeNone ArrayOperatorType = 2
)

func ToIsValidArrayOperatorType 

func ToIsValidArrayOperatorType(stype string) (ArrayOperatorType, error)

type EqualityOperator 

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

func NewEqualityOperator 

func NewEqualityOperator(
	src core.SourceMap,
	left core.Expression,
	right core.Expression,
	operator string,
) (*EqualityOperator, error)

func (*EqualityOperator) Eval 

func (operator *EqualityOperator) Eval(_ context.Context, left, right core.Value) (core.Value, error)

func (*EqualityOperator) Exec 

func (operator *EqualityOperator) Exec(ctx context.Context, scope *core.Scope) (core.Value, error)

type InOperator 

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

func NewInOperator 

func NewInOperator(
	src core.SourceMap,
	left core.Expression,
	right core.Expression,
	not bool,
) (*InOperator, error)

func (*InOperator) Eval 

func (operator *InOperator) Eval(_ context.Context, left, right core.Value) (core.Value, error)

func (*InOperator) Exec 

func (operator *InOperator) Exec(ctx context.Context, scope *core.Scope) (core.Value, error)

type LogicalOperator 

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

func NewLogicalOperator 

func NewLogicalOperator(
	src core.SourceMap,
	left core.Expression,
	right core.Expression,
	operator string,
) (*LogicalOperator, error)

func (*LogicalOperator) Eval 

func (operator *LogicalOperator) Eval(_ context.Context, left, right core.Value) (core.Value, error)

func (*LogicalOperator) Exec 

func (operator *LogicalOperator) Exec(ctx context.Context, scope *core.Scope) (core.Value, error)

type LogicalOperatorType 

type LogicalOperatorType int
const (
	LogicalOperatorTypeAnd LogicalOperatorType = 0
	LogicalOperatorTypeOr  LogicalOperatorType = 1
	LogicalOperatorTypeNot LogicalOperatorType = 2
)

type MathOperator 

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

func NewMathOperator 

func NewMathOperator(
	src core.SourceMap,
	left core.Expression,
	right core.Expression,
	operator MathOperatorType,
) (*MathOperator, error)

func (*MathOperator) Eval 

func (operator *MathOperator) Eval(_ context.Context, left, right core.Value) (core.Value, error)

func (*MathOperator) Exec 

func (operator *MathOperator) Exec(ctx context.Context, scope *core.Scope) (core.Value, error)

func (*MathOperator) Type added in v0.6.0 

func (operator *MathOperator) Type() MathOperatorType

type MathOperatorType 

type MathOperatorType string
const (
	MathOperatorTypeAdd       MathOperatorType = "+"
	MathOperatorTypeSubtract  MathOperatorType = "-"
	MathOperatorTypeMultiply  MathOperatorType = "*"
	MathOperatorTypeDivide    MathOperatorType = "/"
	MathOperatorTypeModulus   MathOperatorType = "%"
	MathOperatorTypeIncrement MathOperatorType = "++"
	MathOperatorTypeDecrement MathOperatorType = "--"
)

type OperatorFunc 

type OperatorFunc func(left, right core.Value) core.Value

type RangeOperator 

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

func NewRangeOperator 

func NewRangeOperator(
	src core.SourceMap,
	left core.Expression,
	right core.Expression,
) (*RangeOperator, error)

func (*RangeOperator) Eval 

func (operator *RangeOperator) Eval(_ context.Context, left, right core.Value) (core.Value, error)

func (*RangeOperator) Exec 

func (operator *RangeOperator) Exec(ctx context.Context, scope *core.Scope) (core.Value, error)

type UnaryOperator added in v0.3.0 

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

func NewUnaryOperator added in v0.3.0 

func NewUnaryOperator(
	src core.SourceMap,
	exp core.Expression,
	operator UnaryOperatorType,
) (*UnaryOperator, error)

func (*UnaryOperator) Eval added in v0.3.0 

func (operator *UnaryOperator) Eval(_ context.Context, left, _ core.Value) (core.Value, error)

func (*UnaryOperator) Exec added in v0.3.0 

func (operator *UnaryOperator) Exec(ctx context.Context, scope *core.Scope) (core.Value, error)

type UnaryOperatorType added in v0.3.0 

type UnaryOperatorType string
const (
	UnaryOperatorTypeNoop     UnaryOperatorType = ""
	UnaryOperatorTypeNot      UnaryOperatorType = "!"
	UnaryOperatorTypeNot2     UnaryOperatorType = "NOT"
	UnaryOperatorTypeNegative UnaryOperatorType = "-"
	UnaryOperatorTypePositive UnaryOperatorType = "+"
)

Source Files

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