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http.URLEscape: escape all bytes required by RFC 2396
Fixes #125. R=r https://golang.org/cl/154143
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@ -52,14 +52,16 @@ func (e URLEscapeError) String() string {
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return "invalid URL escape " + strconv.Quote(string(e))
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}
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// Return true if the specified character should be escaped when appearing in a
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// URL string.
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//
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// TODO: for now, this is a hack; it only flags a few common characters that have
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// special meaning in URLs. That will get the job done in the common cases.
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// Return true if the specified character should be escaped when
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// appearing in a URL string, according to RFC 2396.
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func shouldEscape(c byte) bool {
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if c <= ' ' || c >= 0x7F {
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return true
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}
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switch c {
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case ' ', '?', '&', '=', '#', '+', '%':
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case '<', '>', '#', '%', '"', // RFC 2396 delims
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'{', '}', '|', '\\', '^', '[', ']', '`', // RFC2396 unwise
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'?', '&', '=', '+': // RFC 2396 reserved in path
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return true
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}
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return false;
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@ -335,8 +335,8 @@ var escapeTests = []URLEscapeTest{
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nil,
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},
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URLEscapeTest{
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" ?&=#+%!",
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"+%3f%26%3d%23%2b%25!",
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" ?&=#+%!<>#\"{}|\\^[]`☺\t",
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"+%3f%26%3d%23%2b%25!%3c%3e%23%22%7b%7d%7c%5c%5e%5b%5d%60%e2%98%ba%09",
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nil,
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},
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}
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