xgo/compiler/compiler_logical.go
Daniel Kang b79fd4f7ef
Fix lint issues (#2)
* addressing golint issues

* fix all lint issues.
2019-01-14 22:24:33 -08:00

30 lines
547 B
Go

package compiler
import (
"github.com/d5/tengo/compiler/ast"
"github.com/d5/tengo/compiler/token"
)
func (c *Compiler) compileLogical(node *ast.BinaryExpr) error {
// left side term
if err := c.Compile(node.LHS); err != nil {
return err
}
// jump position
var jumpPos int
if node.Token == token.LAnd {
jumpPos = c.emit(OpAndJump, 0)
} else {
jumpPos = c.emit(OpOrJump, 0)
}
// right side term
if err := c.Compile(node.RHS); err != nil {
return err
}
c.changeOperand(jumpPos, len(c.currentInstructions()))
return nil
}