示例#1
0
文件: lang.go 项目: NickDaison/e8vm
func (l *lang) Prepare(
	src map[string]*build8.File, importer build8.Importer,
) []*lex8.Error {
	importer.Import("$", "asm/builtin", nil)
	if f := build8.OnlyFile(src); f != nil {
		return listImport(f.Path, f, importer, l.golike)
	}

	f := src["import.g"]
	if f == nil {
		return nil
	}
	return listImport(f.Path, f, importer, l.golike)
}
示例#2
0
文件: imports.go 项目: 272489711/e8vm
func listImport(
	f string, rc io.ReadCloser, imp build8.Importer, golike bool,
) []*lex8.Error {
	fast, _, es := parse.File(f, rc, golike)
	if es != nil {
		return es
	}

	if fast.Imports == nil {
		return nil
	}

	m := make(map[string]*importDecl)
	log := lex8.NewErrorList()

	for _, d := range fast.Imports.Decls {
		p, as, e := ast.ImportPathAs(d)
		if e != nil {
			log.Errorf(d.Path.Pos, "invalid path string %s", d.Path.Lit)
			continue
		}

		pos := ast.ImportPos(d)
		if other, found := m[as]; found {
			log.Errorf(pos, "%s already imported", as)
			log.Errorf(other.pos, "  previously imported here")
			continue
		}

		m[as] = &importDecl{as: as, path: p, pos: pos}
	}

	if errs := log.Errs(); errs != nil {
		return errs
	}

	for as, d := range m {
		imp.Import(as, d.path, d.pos)
	}

	return nil
}
示例#3
0
文件: imports.go 项目: 272489711/e8vm
func listImport(
	f string, rc io.ReadCloser, imp build8.Importer,
) []*lex8.Error {
	astFile, es := parse.File(f, rc)
	if es != nil {
		return es
	}

	if astFile.Imports == nil {
		return nil
	}

	log := lex8.NewErrorList()
	impDecl := resolveImportDecl(log, astFile.Imports)
	if es := log.Errs(); es != nil {
		return es
	}

	for as, stmt := range impDecl.stmts {
		imp.Import(as, stmt.path, stmt.Path.Pos)
	}

	return nil
}
示例#4
0
func (bareFunc) Prepare(
	src map[string]*build8.File, importer build8.Importer,
) []*lex8.Error {
	importer.Import("$", "asm/builtin", nil)
	return nil
}