q/src/build/core/CompileIf.go

27 lines
536 B
Go

package core
import (
"fmt"
"git.akyoto.dev/cli/q/src/build/ast"
)
// CompileIf compiles a branch instruction.
func (f *Function) CompileIf(branch *ast.If) error {
f.count.branch++
success := fmt.Sprintf("%s_if_%d_true", f.Name, f.count.branch)
fail := fmt.Sprintf("%s_if_%d_false", f.Name, f.count.branch)
err := f.CompileCondition(branch.Condition, success, fail)
if err != nil {
return err
}
f.AddLabel(success)
f.pushScope(branch.Body)
err = f.CompileAST(branch.Body)
f.popScope()
f.AddLabel(fail)
return err
}