45 lines
885 B
Go
45 lines
885 B
Go
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package http
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import "strings"
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// JoinPath returns an absolute URL path composed of the two paths provided.
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// Enforces that the returned path begins with '/'. If added path is empty the
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// returned path suffix will match the first parameter suffix.
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func JoinPath(a, b string) string {
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if len(a) == 0 {
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a = "/"
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} else if a[0] != '/' {
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a = "/" + a
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}
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if len(b) != 0 && b[0] == '/' {
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b = b[1:]
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}
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if len(b) != 0 && len(a) > 1 && a[len(a)-1] != '/' {
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a = a + "/"
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}
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return a + b
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}
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// JoinRawQuery returns an absolute raw query expression. Any duplicate '&'
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// will be collapsed to single separator between values.
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func JoinRawQuery(a, b string) string {
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a = strings.TrimFunc(a, isAmpersand)
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b = strings.TrimFunc(b, isAmpersand)
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if len(a) == 0 {
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return b
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}
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if len(b) == 0 {
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return a
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}
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return a + "&" + b
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}
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func isAmpersand(v rune) bool {
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return v == '&'
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}
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