24 lines
558 B
Go
24 lines
558 B
Go
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package handlers
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import (
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"net/http"
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)
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type requestPreconditions struct {
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request *http.Request
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}
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func (p *requestPreconditions) IfMatch(etag string) bool {
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etagMatch := p.request.Header["If-Match"]
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return len(etagMatch) == 0 || etagMatch[0] == "*" || etagMatch[0] == etag
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}
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func (p *requestPreconditions) IfMatchPresent() bool {
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return len(p.request.Header["If-Match"]) != 0
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}
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func (p *requestPreconditions) IfNoneMatch(value string) bool {
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valueMatch := p.request.Header["If-None-Match"]
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return len(valueMatch) == 1 && valueMatch[0] == value
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}
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