From 1746ee10a61a7ca21dd7f0dd646af273a84d7b44 Mon Sep 17 00:00:00 2001
From: GoEdgeLab <goedgecloud@gmail.com>
Date: Sat, 18 Mar 2023 11:10:44 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E5=88=86=E9=9A=94=E5=85=B3?=
 =?UTF-8?q?=E9=94=AE=E8=AF=8D=E5=87=BD=E6=95=B0?=
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---
 internal/utils/strings.go      | 51 ++++++++++++++++++++++++++++++++++
 internal/utils/strings_test.go | 28 +++++++++++++++++++
 2 files changed, 79 insertions(+)

diff --git a/internal/utils/strings.go b/internal/utils/strings.go
index c71793aa..03ceb681 100644
--- a/internal/utils/strings.go
+++ b/internal/utils/strings.go
@@ -82,3 +82,54 @@ func LimitString(s string, maxLength int) string {
 	}
 	return s
 }
+
+// SplitKeywordArgs 分隔关键词参数
+// 支持：hello, "hello", name:hello, name:"hello", name:\"hello\"
+func SplitKeywordArgs(s string) (args []splitArg) {
+	var value []rune
+	var beginQuote = false
+	var runes = []rune(s)
+	for index, r := range runes {
+		if r == '"' && (index == 0 || runes[index-1] != '\\') {
+			beginQuote = !beginQuote
+			continue
+		}
+		if !beginQuote && (r == ' ' || r == '\t' || r == '\n' || r == '\r') {
+			if len(value) > 0 {
+				args = append(args, parseKeywordValue(string(value)))
+				value = nil
+			}
+		} else {
+			value = append(value, r)
+		}
+	}
+
+	if len(value) > 0 {
+		args = append(args, parseKeywordValue(string(value)))
+	}
+
+	return
+}
+
+type splitArg struct {
+	Key   string
+	Value string
+}
+
+func (this *splitArg) String() string {
+	if len(this.Key) > 0 {
+		return this.Key + ":" + this.Value
+	}
+	return this.Value
+}
+
+func parseKeywordValue(value string) (arg splitArg) {
+	var colonIndex = strings.Index(value, ":")
+	if colonIndex > 0 {
+		arg.Key = value[:colonIndex]
+		arg.Value = value[colonIndex+1:]
+	} else {
+		arg.Value = value
+	}
+	return
+}
diff --git a/internal/utils/strings_test.go b/internal/utils/strings_test.go
index 796c9ce0..90248ec6 100644
--- a/internal/utils/strings_test.go
+++ b/internal/utils/strings_test.go
@@ -40,3 +40,31 @@ func TestLimitString(t *testing.T) {
 	a.IsTrue(utils.LimitString("中文测试", 1) == "")
 	a.IsTrue(utils.LimitString("中文测试", 3) == "中")
 }
+
+
+func TestSplitKeywordArgs(t *testing.T) {
+	{
+		var keyword = ""
+		t.Logf("%+v", utils.SplitKeywordArgs(keyword))
+	}
+	{
+		var keyword = "abc"
+		t.Logf("%+v", utils.SplitKeywordArgs(keyword))
+	}
+	{
+		var keyword = "abc def ghi123"
+		t.Logf("%+v", utils.SplitKeywordArgs(keyword))
+	}
+	{
+		var keyword = "\"hello world\""
+		t.Logf("%+v", utils.SplitKeywordArgs(keyword))
+	}
+	{
+		var keyword = "\"hello world\" hello \"world\" \"my name\" call:\"zip name\" slash:\\\"SLASH"
+		t.Logf("%+v", utils.SplitKeywordArgs(keyword))
+	}
+	{
+		var keyword = "name:abc"
+		t.Logf("%+v", utils.SplitKeywordArgs(keyword))
+	}
+}
\ No newline at end of file