Fix tests and add changelog

grafana · Sep 29, 2023 · f52e2be · f52e2be
1 parent 758c1b0
commit f52e2be
Show file tree

Hide file tree

Showing 2 changed files with 5 additions and 3 deletions.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -20,6 +20,7 @@
 * [10620](https://github.com/grafana/loki/pull/10620) **ashwanthgoli** Enable embedded cache if no other cache is explicitly enabled.
 * [10655](https://github.com/grafana/loki/pull/10655) **chaudum** Remove legacy ingester shutdown handler `/ingester/flush_shutdown`.
 * [10693](https://github.com/grafana/loki/pull/10693) **ashwanthgoli** Embedded cache: Updates the metric prefix from `querier_cache_` to `loki_embeddedcache_` and removes duplicate metrics.
+* [10733](https://github.com/grafana/loki/pull/10733) **shantanualsi** Add support for case-insensitive logql funtions
 
 ##### Fixes
 

diff --git a/pkg/logql/syntax/lex.go b/pkg/logql/syntax/lex.go
@@ -214,7 +214,8 @@ func (l *lexer) Lex(lval *exprSymType) int {
 		return 0
 	}
 
-	tokenText := strings.ToLower(l.TokenText())
+	tokenText := l.TokenText()
+	tokenTextLower := strings.ToLower(l.TokenText())
 	tokenNext := strings.ToLower(tokenText + string(l.Peek()))
 
 	if tok, ok := functionTokens[tokenNext]; ok {
@@ -227,7 +228,7 @@ func (l *lexer) Lex(lval *exprSymType) int {
 		}
 	}
 
-	if tok, ok := functionTokens[tokenText]; ok {
+	if tok, ok := functionTokens[tokenTextLower]; ok {
 		if !isFunction(l.Scanner) {
 			lval.str = tokenText
 			return IDENTIFIER
@@ -240,7 +241,7 @@ func (l *lexer) Lex(lval *exprSymType) int {
 		return tok
 	}
 
-	if tok, ok := tokens[tokenText]; ok {
+	if tok, ok := tokens[tokenTextLower]; ok {
 		return tok
 	}