package core

import (
	"git.urbach.dev/cli/q/src/asm"
	"git.urbach.dev/cli/q/src/ast"
)

// CompileAssert compiles an assertion.
func (f *Function) CompileAssert(assert *ast.Assert) error {
	f.count.assert++
	success := f.CreateLabel("assert true", f.count.assert, asm.ControlLabel)
	fail := f.CreateLabel("assert false", f.count.assert, asm.ControlLabel)
	err := f.CompileCondition(assert.Condition, success, fail)

	if err != nil {
		return err
	}

	f.AddLabel(success)

	f.Defer(func() {
		f.AddLabel(fail)
		f.Jump(asm.JUMP, asm.Label{Name: "core.crash", Type: asm.ControlLabel})
	})

	return err
}