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tpl: Use xxHash instead of MD5 to hash the deferred templates
Motivation is performance. These templates are typically very small, so the win is minor, I guess.
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2 changed files with 10 additions and 1 deletions
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@ -27,6 +27,7 @@ import (
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"unicode"
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"unicode/utf8"
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"github.com/cespare/xxhash/v2"
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"github.com/spf13/afero"
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"github.com/jdkato/prose/transform"
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@ -257,6 +258,14 @@ func SliceToLower(s []string) []string {
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return l
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}
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// XxHashString takes a string and returns its xxHash hash.
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func XxHashString(f string) string {
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h := xxhash.New()
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h.WriteString(f)
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hash := h.Sum(nil)
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return hex.EncodeToString(hash)
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}
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// MD5String takes a string and returns its MD5 hash.
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func MD5String(f string) string {
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h := md5.New()
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@ -254,7 +254,7 @@ func (c *templateContext) handleDefer(withNode *parse.WithNode) {
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c.err = errors.New("resources.PostProcess cannot be used in a deferred template")
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return
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}
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innerHash := helpers.MD5String(s)
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innerHash := helpers.XxHashString(s)
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deferredID := tpl.HugoDeferredTemplatePrefix + innerHash
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c.deferNodes[deferredID] = inner
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