executor

package

v0.2.0 Latest Latest Go to latest Published: Apr 16, 2023 License: MIT Imports: 8 Imported by: 0

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Valid go.mod file
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github.com/mymmrac/mm

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Documentation ¶

Index ¶

func DecimalRoot(d1, d2 decimal.Decimal) decimal.Decimal
type Executor
- func NewExecutor(debugger *debugger.Debugger) *Executor
- func (e *Executor) Execute(expr string) (string, *ExprError)
type ExprError
- func NewExprErr(text string, loc Location) *ExprError
- func (e *ExprError) Error() string
type Lexer
- func NewLexer() *Lexer
- func (l *Lexer) Tokenize(text string) ([]Token, *ExprError)
type Location
- func (l Location) Size() int
type OpType
type Operator
type Token
- func (t Token) String() string
type TokenKind
type Vars

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func DecimalRoot ¶

func DecimalRoot(d1, d2 decimal.Decimal) decimal.Decimal

Types ¶

type Executor ¶

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

func NewExecutor ¶

func NewExecutor(debugger *debugger.Debugger) *Executor

func (*Executor) Execute ¶

func (e *Executor) Execute(expr string) (string, *ExprError)

type ExprError ¶

type ExprError struct {
	Message string
	Loc     Location
}

func NewExprErr ¶

func NewExprErr(text string, loc Location) *ExprError

func (*ExprError) Error ¶

func (e *ExprError) Error() string

type Lexer ¶

type Lexer struct{}

func NewLexer ¶

func NewLexer() *Lexer

func (*Lexer) Tokenize ¶

func (l *Lexer) Tokenize(text string) ([]Token, *ExprError)

type Location ¶

type Location struct {
	Start int
	End   int
}

func (Location) Size ¶

func (l Location) Size() int

type OpType ¶

type OpType string

const (
	TypeNoOp   OpType = "no-op"
	TypeUnary  OpType = "unary"
	TypeBinary OpType = "binary"
)

type Operator ¶

type Operator int

const (
	OpNoOp Operator = iota
	OpOpenParent
	OpCloseParent
	OpPlus
	OpMinus
	OpUnaryMinus
	OpMultiply
	OpDivide
	OpPower
	OpInc
	OpDec
	OpMod
	OpRoot
	OpRound
	OpFloor
	OpCeil
	OpAbs
)

type Token ¶

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

func (Token) String ¶

func (t Token) String() string

type TokenKind ¶

type TokenKind string

const (
	KindIdentifier TokenKind = "identifier" // `abc`, `a12`, `a_b_1`
	KindNumber     TokenKind = "number"     // `123`, `1.12`, `12`, `1_2_3`
	KindOperator   TokenKind = "operator"   // `+`, `-`, `^`, `(`
)

type Vars ¶

type Vars map[Token]decimal.Decimal

Source Files ¶

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