input

package

v1.0.0 Latest Latest Go to latest Published: Mar 12, 2023 License: MIT Imports: 5 Imported by: 0

Documentation ¶

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

Parser is responsible for converting input to mathematical operations

func NewParser(op *calculator.Engine, v *Validator) *Parser

NewParser creates a ready to user parser.

func (p *Parser) ProcessExpression(expr string) (*string, error)

ProcessExpression parses an expression and sends it to the calculator

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

func NewValidator(expLen int, validOps []string) *Validator

NewValidator creates a ready to use Validator instance

func (v *Validator) CheckInput(operator string, operands []float64) error

CheckInput validates the operator and operands