op

package
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 Go to latest Published: Jun 27, 2020 License: MIT Imports: 4 Imported by: 0

Documentation

Overview

Package op defines the operators the user should use to define his Evaluator. When used, these operators update a State. At the end of the execution the miner can get an approximation of Evaluator's complexity.

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

This section is empty.

Types

type State 

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

The State struct keeps track of the number of operation performed, in order to give an approximation of the complexity of the executed algorithm.

func MakeState 

func MakeState(hash []byte) *State

Build a new State

func (*State) Abs 

func (self *State) Abs(a any) any

Returns the absolute value of a numner and updates the State.

func (*State) Acos 

func (self *State) Acos(a any) any

Returns the acos of a and updates the State.

func (*State) Acosh 

func (self *State) Acosh(a any) any

Returns the acosh of a and updates the State.

func (*State) Add 

func (self *State) Add(a, b any) any

Performs an addition and updates the State.

func (*State) And 

func (self *State) And(a, b any) bool

Returns a & b and updates the State. Both operands are executed even if a is false.

func (*State) AppBool 

func (self *State) AppBool(a *[]bool, b any)

Append a bool to a []bool and update the State.

func (*State) AppFloat32 

func (self *State) AppFloat32(a *[]float32, b any)

Append a float32 to a []float32 and update the State.

func (*State) AppFloat64 

func (self *State) AppFloat64(a *[]float64, b any)

Append a float64 to a []float64 and update the State.

func (*State) AppInt 

func (self *State) AppInt(a *[]int, b any)

Append an int to a []int and update the State.

func (*State) AppInt16 

func (self *State) AppInt16(a *[]int16, b any)

Append an int16 to a []int16 and update the State.

func (*State) AppInt32 

func (self *State) AppInt32(a *[]int32, b any)

Append an int32 to a []int32 and update the State.

func (*State) AppInt64 

func (self *State) AppInt64(a *[]int64, b any)

Append an int64 to a []int64 and update the State.

func (*State) AppInt8 

func (self *State) AppInt8(a *[]int8, b any)

Append an int8 to a []int8 and update the State.

func (*State) AppString 

func (self *State) AppString(a *[]string, b any)

Append a string to a []string and update the State.

func (*State) AppUint 

func (self *State) AppUint(a *[]uint, b any)

Append an uint to a []uint and update the State.

func (*State) AppUint16 

func (self *State) AppUint16(a *[]uint16, b any)

Append an uint16 to a []uint16 and update the State.

func (*State) AppUint32 

func (self *State) AppUint32(a *[]uint32, b any)

Append an uint32 to a []uint32 and update the State.

func (*State) AppUint64 

func (self *State) AppUint64(a *[]uint64, b any)

Append an uint64 to a []uint64 and update the State.

func (*State) AppUint8 

func (self *State) AppUint8(a *[]uint8, b any)

Append an uint8 to a []uint8 and update the State.

func (*State) Asin 

func (self *State) Asin(a any) any

Returns the asin of a and updates the State.

func (*State) Asinh 

func (self *State) Asinh(a any) any

Returns the asinh of a and updates the State.

func (*State) Atan 

func (self *State) Atan(a any) any

Returns the atan of a and updates the State.

func (*State) Atanh 

func (self *State) Atanh(a any) any

Returns the atanh of a and updates the State.

func (*State) Ceil 

func (self *State) Ceil(a any) any

Returns the smaller integer bigger than a and updates the State.

func (*State) Cos 

func (self *State) Cos(a any) any

Returns the cos of a and updates the State.

func (*State) Cosh 

func (self *State) Cosh(a any) any

Returns the cosh of a and updates the State.

func (*State) Div 

func (self *State) Div(a, b any) any

Performs a division and updates the State.

func (*State) Eq 

func (self *State) Eq(a, b any) bool

Returns a == b and updates the State.

func (*State) Exp 

func (self *State) Exp(a any) any

Returns exp(a) and updates the State.

func (*State) Exp2 

func (self *State) Exp2(a any) any

Returns the power 2^a and updates the State.

func (*State) Floor 

func (self *State) Floor(a any) any

Returns the biggest integer smaller than a and updates the State.

func (*State) Ge 

func (self *State) Ge(a, b any) bool

Returns a >= b and updates the State.

func (*State) Gt 

func (self *State) Gt(a, b any) bool

Returns a > b and updates the State.

func (*State) IncOperations 

func (self *State) IncOperations(n float64)

Increase the count of operations.

func (*State) Le 

func (self *State) Le(a, b any) bool

Returns a <= b and updates the State.

func (*State) Log 

func (self *State) Log(a any) any

Returns the natural logarithm of a and updates the State.

func (*State) Log10 

func (self *State) Log10(a any) any

Returns the logarithm on base 10 of a and updates the State.

func (*State) Log2 

func (self *State) Log2(a any) any

Returns the logarithm on base 2 of a and updates the State.

func (*State) Lt 

func (self *State) Lt(a, b any) bool

Returns a < b and updates the State.

func (*State) Max 

func (self *State) Max(a, b any) any

Returns the max of a and b and updates the State.

func (*State) Min 

func (self *State) Min(a, b any) any

Returns the min of a and b and updates the State.

func (*State) Mod 

func (self *State) Mod(a, b any) any

Returns the remainder a % b and updates the State.

func (*State) Mul 

func (self *State) Mul(a, b any) any

Performs a multiplication and updates the State.

func (*State) Neg 

func (self *State) Neg(a any) any

Returns -a if a is a numeric variable, or !a if a is a boolean variable; and updates the State.

func (*State) NumOperations 

func (self *State) NumOperations() float64

Returns the approximation of the complexity of the executed code.

func (*State) Or 

func (self *State) Or(a, b any) bool

Returns a | b and updates the State. Both operands are executed even if a is true.

func (*State) Pow 

func (self *State) Pow(a, b any) any

Returns the power a^b and updates the State.

func (*State) Prec 

func (self *State) Prec(a any) any

Returns a number decremented by 1 and updates the State.

func (*State) Reset 

func (s *State) Reset()

Reset the count of operations that approximates the complexity of the executed code.

func (*State) Round 

func (self *State) Round(a any) any

Rounds a to the nearest integer and updates the State.

func (*State) SetBlockHash 

func (s *State) SetBlockHash(hash []byte)

Change the function's coefficients with the new block hash.

func (*State) SetBool 

func (self *State) SetBool(a *bool, b any)

Assigns a bool to a variable and updates the State.

func (*State) SetFloat32 

func (self *State) SetFloat32(a *float32, b any)

Assigns a float32 to a variable and updates the State.

func (*State) SetFloat64 

func (self *State) SetFloat64(a *float64, b any)

Assigns a float64 to a variable and updates the State.

func (*State) SetInt 

func (self *State) SetInt(a *int, b any)

Assigns an int to a variable and updates the State.

func (*State) SetInt16 

func (self *State) SetInt16(a *int16, b any)

Assigns an int16 to a variable and updates the State.

func (*State) SetInt32 

func (self *State) SetInt32(a *int32, b any)

Assigns an int32 to a variable and updates the State.

func (*State) SetInt64 

func (self *State) SetInt64(a *int64, b any)

Assigns an int64 to a variable and updates the State.

func (*State) SetInt8 

func (self *State) SetInt8(a *int8, b any)

Assigns an int8 to a variable and updates the State.

func (*State) SetString 

func (self *State) SetString(a *string, b any)

Assigns a string to a variable and updates the State.

func (*State) SetUint 

func (self *State) SetUint(a *uint, b any)

Assigns an uint to a variable and updates the State.

func (*State) SetUint16 

func (self *State) SetUint16(a *uint16, b any)

Assigns an uint16 to a variable and updates the State.

func (*State) SetUint32 

func (self *State) SetUint32(a *uint32, b any)

Assigns an uint32 to a variable and updates the State.

func (*State) SetUint64 

func (self *State) SetUint64(a *uint64, b any)

Assigns an uint64 to a variable and updates the State.

func (*State) SetUint8 

func (self *State) SetUint8(a *uint8, b any)

Assigns an uint8 to a variable and updates the State.

func (*State) Sin 

func (self *State) Sin(a any) any

Returns the sin of a and updates the State.

func (*State) Sinh 

func (self *State) Sinh(a any) any

Returns the sinh of a and updates the State.

func (*State) Sqrt 

func (self *State) Sqrt(a any) any

Returns the square root of a and updates the State.

func (*State) Sub 

func (self *State) Sub(a, b any) any

Performs a subtraction and updates the State.

func (*State) Succ 

func (self *State) Succ(a any) any

Returns a number incremented by 1 and updates the State.

func (*State) Tan 

func (self *State) Tan(a any) any

Returns the tan of a and updates the State.

func (*State) Tanh 

func (self *State) Tanh(a any) any

Returns the tanh of a and updates the State.

Source Files

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