35 lines
861 B
Go
35 lines
861 B
Go
package object
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import (
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"fmt"
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)
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// BinaryOpError is an binary operation error usually resulting from mismatched types
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type BinaryOpError struct {
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left, right Object
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op string
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}
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func (e BinaryOpError) Error() string {
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return fmt.Sprintf("unsupported operator: %s %s %s", e.left.Type(), e.op, e.right.Type())
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}
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// NewBinaryOpError returns a new BinaryOpError
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func NewBinaryOpError(left, right Object, op string) BinaryOpError {
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return BinaryOpError{left, right, op}
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}
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// DivisionByZeroError is an error returned when dividing by zero
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type DivisionByZeroError struct {
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left Object
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}
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func (e DivisionByZeroError) Error() string {
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return fmt.Sprintf("division by zero: %s", e.left)
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}
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// NewDivisionByZeroError returns a new DivisionByZeroError
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func NewDivisionByZeroError(left Object) DivisionByZeroError {
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return DivisionByZeroError{left}
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}
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