|  | // errorcheck | 
|  |  | 
|  | // Copyright 2017 The Go Authors. All rights reserved. | 
|  | // Use of this source code is governed by a BSD-style | 
|  | // license that can be found in the LICENSE file. | 
|  |  | 
|  | // Verify that invalid imports are rejected by the compiler. | 
|  | // Does not compile. | 
|  |  | 
|  | package main | 
|  |  | 
|  | // Each of these pairs tests both `` vs "" strings | 
|  | // and also use of invalid characters spelled out as | 
|  | // escape sequences and written directly. | 
|  | // For example `"\x00"` tests import "\x00" | 
|  | // while "`\x00`" tests import `<actual-NUL-byte>`. | 
|  | import ""         // ERROR "import path" | 
|  | import ``         // ERROR "import path" | 
|  | import "\x00"     // ERROR "import path" | 
|  | import `\x00`     // ERROR "import path" | 
|  | import "\x7f"     // ERROR "import path" | 
|  | import `\x7f`     // ERROR "import path" | 
|  | import "a!"       // ERROR "import path" | 
|  | import `a!`       // ERROR "import path" | 
|  | import "a b"      // ERROR "import path" | 
|  | import `a b`      // ERROR "import path" | 
|  | import "a\\b"     // ERROR "import path" | 
|  | import `a\\b`     // ERROR "import path" | 
|  | import "\"`a`\""  // ERROR "import path" | 
|  | import `\"a\"`    // ERROR "import path" | 
|  | import "\x80\x80" // ERROR "import path" | 
|  | import `\x80\x80` // ERROR "import path" | 
|  | import "\xFFFD"   // ERROR "import path" | 
|  | import `\xFFFD`   // ERROR "import path" | 
|  |  | 
|  | // Invalid local imports. | 
|  | // types2 adds extra "not used" error. | 
|  | import "/foo"  // ERROR "import path cannot be absolute path|not used" | 
|  | import "c:/foo"  // ERROR "import path contains invalid character|invalid character" |