From: Albert Nigmatzianov <albertnigma@gmail.com>
Date: Mon, 20 Mar 2017 05:47:46 +0000 (+0500)
Subject: parser: Improve TOML frontmatter parser performance
X-Git-Tag: v0.20~122
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=d3cd68e65646c77da94a9322758519e2ef821ec6;p=brevno-suite%2Fhugo

parser: Improve TOML frontmatter parser performance

Difference between toml.Load(string(datum)) and
toml.LoadReader(bytes.NewReader(datum)):
benchmark           old ns/op     new ns/op     delta
BenchmarkLoad-4     82068         78489         -4.36%

benchmark           old allocs     new allocs     delta
BenchmarkLoad-4     494            493            -0.20%

benchmark           old bytes     new bytes     delta
BenchmarkLoad-4     17009         16913         -0.56%
---

diff --git a/parser/frontmatter.go b/parser/frontmatter.go
index d97bc4c4..b773fe5c 100644
--- a/parser/frontmatter.go
+++ b/parser/frontmatter.go
@@ -176,8 +176,7 @@ func HandleTOMLMetaData(datum []byte) (interface{}, error) {
 	m := map[string]interface{}{}
 	datum = removeTOMLIdentifier(datum)
 
-	tree, err := toml.Load(string(datum))
-
+	tree, err := toml.LoadReader(bytes.NewReader(datum))
 	if err != nil {
 		return m, err
 	}