Function renameFixTab

cmd/go-post/fix.go:793–834

(f *ast.File, tab []rename)

}

func renameFixTab(f *ast.File, tab []rename) bool {
	fixed := false
	added := map[string]bool{}
	check := map[string]bool{}
	for _, t := range tab {
		if !imports(f, t.OldImport) {
			continue
		}
		optr, opkg, onam := parseName(t.Old)
		walk(f, func(n interface{}) {
			np, ok := n.(*ast.Expr)
			if !ok {
				return
			}
			x := *np
			if optr {
				p, ok := x.(*ast.StarExpr)
				if !ok {
					return
				}
				x = p.X
			}
			if !isPkgDot(x, opkg, onam) {
				return
			}
			if t.NewImport != "" && !added[t.NewImport] {
				addImport(f, t.NewImport)
				added[t.NewImport] = true
			}
			*np = expr(t.New)
			check[t.OldImport] = true
			fixed = true
		})
	}

	for ipath := range check {
		if !usesImport(f, ipath) {
			deleteImport(f, ipath)
		}
	}
	return fixed
}