diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index 50e2a95..b23e5b4 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -34,7 +34,7 @@ jobs:
         go-version: '1.23'
 
     - name: Build
-      run: | 
+      run: |
         go run mage.go generate
 
     - name: Test
diff --git a/.github/workflows/python.yml b/.github/workflows/python.yml
index a146206..afb1e42 100644
--- a/.github/workflows/python.yml
+++ b/.github/workflows/python.yml
@@ -49,9 +49,7 @@ jobs:
 
       - name: "Generate parser files"
         run: |
-          pushd g4
           ./generate.sh
-          popd
 
       - name: Install dependencies
         run: |
@@ -60,4 +58,3 @@ jobs:
       - name: "Run unit tests"
         run: |
           uv run pytest -vs
-
diff --git a/.gitignore b/.gitignore
index c74893f..cd21cf4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -74,4 +74,4 @@ go.work.sum
 
 # Editor/IDE
 .idea/
-.vscode/
\ No newline at end of file
+.vscode/
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
new file mode 100644
index 0000000..3d8c20d
--- /dev/null
+++ b/.pre-commit-config.yaml
@@ -0,0 +1,29 @@
+---
+ci:
+    autofix_commit_msg: |
+        chore(formatting): auto fixes from pre-commit hooks
+
+        for more information, see https://pre-commit.ci
+    autofix_prs: true
+    skip: []
+    submodules: false
+# Update the rev variable with the release version that you want, from the yamllint repo
+# You can pass your custom .yamllint with args attribute.
+repos:
+- repo: https://github.com/pre-commit/pre-commit-hooks
+  rev: v5.0.0
+  hooks:
+    - id: check-yaml
+      args: [--allow-multiple-documents]
+    - id: end-of-file-fixer
+    - id: trailing-whitespace
+      exclude: '^regex-assembly/'
+      args: [--markdown-linebreak-ext=md]
+- repo: local
+  hooks:
+    - id: run-generate
+      name: run-generate
+      entry: './generate.sh'
+      language: script
+      pass_filenames: false
+      files: '^g4/'
diff --git a/README.md b/README.md
index b9a61b3..27815e8 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ This repo contains the ANTLR files for a SecLang parser.
 
 ## Why a new parser?
 
-There has been efforts towards having parsers in different languages. Using ANTLR would allow us to have a common parser and generate parsing engines for different languages easily. 
+There has been efforts towards having parsers in different languages. Using ANTLR would allow us to have a common parser and generate parsing engines for different languages easily.
 This way we would consolidate efforts, and we can have a more robust parser.
 
 ## Features we (might) want
diff --git a/g4/SecLangLexer.g4 b/g4/SecLangLexer.g4
index 2cf0ad6..8ead145 100644
--- a/g4/SecLangLexer.g4
+++ b/g4/SecLangLexer.g4
@@ -23,7 +23,7 @@ tokens {
 }
 
 WS
-   : ([ \t\r\n]+ | '\\' '\n' | '\\')  -> skip 
+   : ([ \t\r\n]+ | '\\' '\n' | '\\')  -> skip
    ;
 
 COMMENT
@@ -117,8 +117,8 @@ RPAREN
 // MODSEC CONFIG
 ACTION_ACCURACY
 	: 'accuracy'
-	; 
-	
+	;
+
 ACTION_ALLOW
 	: 'allow:' ('REQUEST'|'PHASE') | ('phase:' ('REQUEST|PHASE') | 'allow')
 	;
@@ -1256,11 +1256,11 @@ SPACE_COL
 	: ' ' -> skip, pushMode(OPERATOR_START_MODE)
 	;
 
-COMMA_COL 
+COMMA_COL
 	: ',' -> type(COMMA), popMode
 	;
 
-QUOTE_COL 
+QUOTE_COL
 	: '"' -> type(QUOTE), popMode
 	;
 
@@ -1274,11 +1274,11 @@ SPACE_VAR
 	: ' ' -> skip, pushMode(OPERATOR_START_MODE)
 	;
 
-COMMA_VAR 
+COMMA_VAR
 	: ',' -> type(COMMA), popMode
 	;
 
-QUOTE_VAR 
+QUOTE_VAR
 	: '"' -> type(QUOTE), popMode
 	;
 
@@ -1323,10 +1323,10 @@ NOT_OPERATOR
 	;
 
 SKIP_CHARS
-   : [\\\t\r\n ]+  -> skip 
+   : [\\\t\r\n ]+  -> skip
    ;
 
-QUOTE_OP 
+QUOTE_OP
 	: '"' -> type(QUOTE), pushMode(OPERATOR_WITH_QUOTES)
 	;
 
@@ -1347,4 +1347,3 @@ AT
 OPERATOR_QUOTED_STRING
     : (('\\"') | ~([" @!])) (('\\"')|~('"'))* -> pushMode(DEFAULT_MODE)
     ;
-
diff --git a/g4/SecLangParser.g4 b/g4/SecLangParser.g4
index a6a89b5..7b50a9e 100644
--- a/g4/SecLangParser.g4
+++ b/g4/SecLangParser.g4
@@ -487,4 +487,4 @@ assignment:
     EQUAL
     | EQUALS_PLUS
     | EQUALS_MINUS
-    ;
\ No newline at end of file
+    ;
diff --git a/g4/generate.go b/g4/generate.go
index 24957cc..4f19c8d 100644
--- a/g4/generate.go
+++ b/g4/generate.go
@@ -3,4 +3,4 @@
 
 package g4
 
-//go:generate ./generate.sh
+//go:generate ../generate.sh
diff --git a/g4/generate.sh b/g4/generate.sh
deleted file mode 100755
index e745c4a..0000000
--- a/g4/generate.sh
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/bin/sh
-# Copyright 2023 Felipe Zipitria
-# SPDX-License-Identifier: Apache-2.0
-
-
-alias antlr4='java -Xmx500M -cp "../lib/antlr-4.13.2-complete.jar:$CLASSPATH" org.antlr.v4.Tool'
-antlr4 -Dlanguage=Go -no-visitor -package parser -o ../parser *.g4
-antlr4 -Dlanguage=Python3 -no-visitor -package parser -o ../src/seclang_parser *.g4
diff --git a/generate.sh b/generate.sh
new file mode 100755
index 0000000..5cc5686
--- /dev/null
+++ b/generate.sh
@@ -0,0 +1,23 @@
+#!/bin/sh
+# Copyright 2023 Felipe Zipitria
+# SPDX-License-Identifier: Apache-2.0
+
+# This script is used to generate the parser files for the seclang DSL.
+# It is used by the pre-commit hook to ensure that the parser files are up to date.
+
+# Check if java is installed
+if ! command -v java >/dev/null 2>&1; then
+    echo "Java is not installed. Please install Java and try again."
+    exit 1
+fi
+
+# Find g4 files and change directory
+g4_files=$(find . -name "SecLangLexer.g4")
+g4_dir=$(dirname "$g4_files")
+
+# Change directory to g4
+cd "$g4_dir"
+
+alias antlr4='java -Xmx500M -cp "../lib/antlr-4.13.2-complete.jar:$CLASSPATH" org.antlr.v4.Tool'
+antlr4 -Dlanguage=Go -no-visitor -package parser -o ../parser *.g4
+antlr4 -Dlanguage=Python3 -no-visitor -package parser -o ../src/seclang_parser *.g4
diff --git a/parser/.gitkeep b/parser/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/src/seclang_parser/actions.py b/src/seclang_parser/actions.py
index 3920b01..6a10800 100644
--- a/src/seclang_parser/actions.py
+++ b/src/seclang_parser/actions.py
@@ -81,4 +81,4 @@ def get_actions_by_key(self, key):
         actions = [action for action in self.non_disruptive_actions if action.get_key() == key]
         actions.extend(action for action in self.flow_actions if action.get_key() == key)
         actions.extend(action for action in self.data_actions if action.get_key() == key)
-        return actions
\ No newline at end of file
+        return actions
diff --git a/src/seclang_parser/cli.py b/src/seclang_parser/cli.py
index d728391..0106ce2 100644
--- a/src/seclang_parser/cli.py
+++ b/src/seclang_parser/cli.py
@@ -34,4 +34,3 @@ def run():
 
 if __name__ == "__main__":
     run()
-
diff --git a/src/seclang_parser/configuration.py b/src/seclang_parser/configuration.py
index 0fd88c1..5641388 100644
--- a/src/seclang_parser/configuration.py
+++ b/src/seclang_parser/configuration.py
@@ -8,4 +8,4 @@ def __init__(self):
         self.configurations = []
 
     def add_configuration(self, configuration):
-        self.configurations.append(configuration)
\ No newline at end of file
+        self.configurations.append(configuration)
diff --git a/src/seclang_parser/directives.py b/src/seclang_parser/directives.py
index 2fbac31..d22ffb7 100644
--- a/src/seclang_parser/directives.py
+++ b/src/seclang_parser/directives.py
@@ -155,4 +155,4 @@ def to_seclang_with_param(self, initial_string):
         result += "\n"
         if chained_rule and self.chained_rule:
             result += self.chained_rule.to_seclang_with_param(initial_string + "    ")
-        return result
\ No newline at end of file
+        return result
diff --git a/src/seclang_parser/metadata.py b/src/seclang_parser/metadata.py
index 95a6b52..1712d78 100644
--- a/src/seclang_parser/metadata.py
+++ b/src/seclang_parser/metadata.py
@@ -88,4 +88,4 @@ def add_tag(self, value):
         self.tags.append(value)
 
     def set_ver(self, value):
-        self.ver = value
\ No newline at end of file
+        self.ver = value
diff --git a/src/seclang_parser/operators.py b/src/seclang_parser/operators.py
index 982fdf3..8b48f15 100644
--- a/src/seclang_parser/operators.py
+++ b/src/seclang_parser/operators.py
@@ -10,4 +10,4 @@ def set_operator_value(self, value):
         self.value = value
 
     def to_string(self):
-        return f"@{self.name} {self.value}"
\ No newline at end of file
+        return f"@{self.name} {self.value}"
diff --git a/src/seclang_parser/parser.py b/src/seclang_parser/parser.py
index 511076e..146f69f 100644
--- a/src/seclang_parser/parser.py
+++ b/src/seclang_parser/parser.py
@@ -41,5 +41,3 @@ def enterComment(self, ctx: SecLangParser.CommentContext):
 
     def enterId(self, ctx:SecLangParser.IdContext):
         self.ids.append(ctx.getText())
-
-
diff --git a/src/seclang_parser/transformations.py b/src/seclang_parser/transformations.py
index 958c79a..5762b0b 100644
--- a/src/seclang_parser/transformations.py
+++ b/src/seclang_parser/transformations.py
@@ -7,4 +7,4 @@ def add_transformation(self, transformation):
 
     def to_string(self):
         results = [f"t:{transformation}" for transformation in self.transformations]
-        return ",".join(results)
\ No newline at end of file
+        return ",".join(results)
diff --git a/src/seclang_parser/variables.py b/src/seclang_parser/variables.py
index fec089c..98b0dbe 100644
--- a/src/seclang_parser/variables.py
+++ b/src/seclang_parser/variables.py
@@ -6,4 +6,4 @@ def to_string(self):
         return "|".join(self.variables)
 
     def add_variable(self, variable):
-        self.variables.append(variable)
\ No newline at end of file
+        self.variables.append(variable)
diff --git a/testdata/REQUEST-905-COMMON-EXCEPTIONS.conf b/testdata/REQUEST-905-COMMON-EXCEPTIONS.conf
index 2a17e8b..ead345e 100644
--- a/testdata/REQUEST-905-COMMON-EXCEPTIONS.conf
+++ b/testdata/REQUEST-905-COMMON-EXCEPTIONS.conf
@@ -30,4 +30,4 @@ SecRule REQUEST_LINE "@streq GET /" \
     SecRule REMOTE_ADDR "@ipMatch 127.0.0.1,::1" \
         "t:none,\
         ctl:ruleRemoveByTag=OWASP_CRS,\
-        ctl:auditEngine=Off"
\ No newline at end of file
+        ctl:auditEngine=Off"
diff --git a/testdata/plugins/drupal-rule-exclusions-before.conf b/testdata/plugins/drupal-rule-exclusions-before.conf
index e46de63..3858231 100644
--- a/testdata/plugins/drupal-rule-exclusions-before.conf
+++ b/testdata/plugins/drupal-rule-exclusions-before.conf
@@ -9,7 +9,7 @@
 
 # OWASP CRS Plugin
 # Plugin name: drupal-rule-exclusions
-# Plugin description: 
+# Plugin description:
 # Rule ID block base: 9,506,000 - 9,506,999
 # Plugin version: 1.0.0
 
diff --git a/testdata/plugins/drupal-rule-exclusions-config.conf b/testdata/plugins/drupal-rule-exclusions-config.conf
index 1a38e9b..a40b12a 100644
--- a/testdata/plugins/drupal-rule-exclusions-config.conf
+++ b/testdata/plugins/drupal-rule-exclusions-config.conf
@@ -9,7 +9,7 @@
 
 # OWASP CRS Plugin
 # Plugin name: drupal-rule-exclusions
-# Plugin description: 
+# Plugin description:
 # Rule ID block base: 9,506,000 - 9,506,999
 # Plugin version: 1.0.0
 
diff --git a/testdata/plugins/google-oauth2-before.conf b/testdata/plugins/google-oauth2-before.conf
index 4a0e16e..d3576a2 100644
--- a/testdata/plugins/google-oauth2-before.conf
+++ b/testdata/plugins/google-oauth2-before.conf
@@ -9,7 +9,7 @@
 
 # OWASP CRS Plugin
 # Plugin name: google-oauth2
-# Plugin description: 
+# Plugin description:
 # Rule ID block base: 9,505,000 - 9,505,999
 # Plugin version: 1.0.0
 
diff --git a/testdata/plugins/google-oauth2-config.conf b/testdata/plugins/google-oauth2-config.conf
index 88520ef..2d12503 100644
--- a/testdata/plugins/google-oauth2-config.conf
+++ b/testdata/plugins/google-oauth2-config.conf
@@ -9,7 +9,7 @@
 
 # OWASP CRS Plugin
 # Plugin name: google-oauth2
-# Plugin description: 
+# Plugin description:
 # Rule ID block base: 9,505,000 - 9,505,999
 # Plugin version: 1.0.0
 
diff --git a/testdata/plugins/wordpress-rule-exclusions-config.conf b/testdata/plugins/wordpress-rule-exclusions-config.conf
index e5467a0..fa37793 100644
--- a/testdata/plugins/wordpress-rule-exclusions-config.conf
+++ b/testdata/plugins/wordpress-rule-exclusions-config.conf
@@ -9,7 +9,7 @@
 
 # OWASP CRS Plugin
 # Plugin name: wordpress-rule-exclusions
-# Plugin description: 
+# Plugin description:
 # Rule ID block base: 9,507,000 - 9,507,999
 # Plugin version: 1.0.1
 
diff --git a/testdata/test6.conf b/testdata/test6.conf
index 202569d..92ebc06 100644
--- a/testdata/test6.conf
+++ b/testdata/test6.conf
@@ -10,4 +10,4 @@ SecRule TX:enforce_bodyproc_urlencoded "@eq 1" \
     ver:'OWASP_CRS/4.0.0-rc1',\
     chain"
     SecRule REQBODY_PROCESSOR "!@rx (?:URLENCODED|MULTIPART|XML|JSON)" \
-        "ctl:requestBodyProcessor=URLENCODED"
\ No newline at end of file
+        "ctl:requestBodyProcessor=URLENCODED"
diff --git a/testdata/test7.conf b/testdata/test7.conf
index 4af29e7..28826d4 100644
--- a/testdata/test7.conf
+++ b/testdata/test7.conf
@@ -41,10 +41,10 @@ SecRule TX:enforce_bodyproc_urlencoded "@unconditionalMatch" "id:200, phase:2, d
 SecRule FILES "@rx \.conf$" "id:17"
 
 
-# Detect Nikto 
+# Detect Nikto
 SecRule REQUEST_HEADERS:User-Agent "@rx nikto" "phase:1,id:173,t:lowercase"
 
-# Detect Nikto with a case-insensitive pattern 
+# Detect Nikto with a case-insensitive pattern
 SecRule REQUEST_HEADERS:User-Agent "@rx (?i)nikto" "phase:1,id:174,t:none"
 
 
@@ -54,4 +54,4 @@ SecAction \
     pass,\
     t:none,\
     nolog,\
-    setvar:tx.crs_setup_version=400"
\ No newline at end of file
+    setvar:tx.crs_setup_version=400"
diff --git a/testdata/test_04_directives.conf b/testdata/test_04_directives.conf
index 9134bbc..3fd3757 100644
--- a/testdata/test_04_directives.conf
+++ b/testdata/test_04_directives.conf
@@ -7,4 +7,4 @@ SecUnicodeMapFile unicode.mapping 20127
 
 SecAuditLog /path/to/audit.log
 
-SecAuditLog "/path/to/audit.log"
\ No newline at end of file
+SecAuditLog "/path/to/audit.log"
diff --git a/testdata/test_06_secaction2.conf b/testdata/test_06_secaction2.conf
index 4be8287..dc999b7 100644
--- a/testdata/test_06_secaction2.conf
+++ b/testdata/test_06_secaction2.conf
@@ -19,4 +19,3 @@ SecAction "id:900005,\
     setvar:tx.arg_length=400,\
     setvar:tx.max_file_size=64100,\
     setvar:tx.combined_file_sizes=65535"
-
diff --git a/testdata/test_07_secaction3.conf b/testdata/test_07_secaction3.conf
index 15b39ff..e17ebde 100644
--- a/testdata/test_07_secaction3.conf
+++ b/testdata/test_07_secaction3.conf
@@ -19,4 +19,3 @@ SecAction "id:900005,\
     setvar:'tx.arg_length=400',\
     setvar:tx.max_file_size=64100,\
     setvar:tx.combined_file_sizes=65535"
-
diff --git a/testdata/test_14_secaction_ctl_06.conf b/testdata/test_14_secaction_ctl_06.conf
index 5aa88e5..5d238b1 100644
--- a/testdata/test_14_secaction_ctl_06.conf
+++ b/testdata/test_14_secaction_ctl_06.conf
@@ -5,4 +5,3 @@ SecAction "id:900005,\
     pass,\
     ctl:ruleEngine=DetectionOnly,\
     ctl:ruleRemoveById=910000"
-
diff --git a/testdata/test_15_secaction_01.conf b/testdata/test_15_secaction_01.conf
index 00edde6..3496a07 100644
--- a/testdata/test_15_secaction_01.conf
+++ b/testdata/test_15_secaction_01.conf
@@ -11,4 +11,3 @@ SecAction "id:900005,\
     setvar:'tx.arg_length=400',\
     setvar:tx.max_file_size=64100,\
     setvar:tx.combined_file_sizes=65535"
-
diff --git a/testdata/test_18_secrule_03.conf b/testdata/test_18_secrule_03.conf
index 9ba960a..f267df9 100644
--- a/testdata/test_18_secrule_03.conf
+++ b/testdata/test_18_secrule_03.conf
@@ -1,2 +1,2 @@
 # Expect a failure on non-existent operator
-SecRule REQUEST_HEADERS:X-CRS-Test "@ry foo" 
+SecRule REQUEST_HEADERS:X-CRS-Test "@ry foo"
diff --git a/testdata/test_25_secrule_10.conf b/testdata/test_25_secrule_10.conf
index 5237e41..3b4a512 100644
--- a/testdata/test_25_secrule_10.conf
+++ b/testdata/test_25_secrule_10.conf
@@ -17,5 +17,3 @@ SecRule FILES|FILES_NAMES "!@rx (?i)^(?:&(?:(?:[acegiln-or-suz]acut|[aeiou]grav|
     ver:'OWASP_CRS/4.0.0-rc2',\
     severity:'CRITICAL',\
     setvar:'tx.inbound_anomaly_score_pl1=+%{tx.critical_anomaly_score}'"
-
-
diff --git a/testdata/test_26_secrule_11.conf b/testdata/test_26_secrule_11.conf
index 818328b..054b5db 100644
--- a/testdata/test_26_secrule_11.conf
+++ b/testdata/test_26_secrule_11.conf
@@ -20,4 +20,3 @@ SecRule REQUEST_URI "@rx \x25" \
     chain"
     SecRule REQUEST_URI "@validateUrlEncoding" \
         "setvar:'tx.inbound_anomaly_score_pl1=+%{tx.warning_anomaly_score}'"
-
diff --git a/testdata/test_27_secrule_12.conf b/testdata/test_27_secrule_12.conf
index c58621f..1512ccd 100644
--- a/testdata/test_27_secrule_12.conf
+++ b/testdata/test_27_secrule_12.conf
@@ -1,4 +1,3 @@
 
 SecRule REQUEST_URI "@validateUrlEncoding" \
     "setvar:'tx.inbound_anomaly_score_pl1=+%{tx.warning_anomaly_score}'"
-
diff --git a/testdata/test_28_secrule_13.conf b/testdata/test_28_secrule_13.conf
index c842abf..07d25ab 100644
--- a/testdata/test_28_secrule_13.conf
+++ b/testdata/test_28_secrule_13.conf
@@ -21,4 +21,3 @@ SecRule FILES|REQUEST_HEADERS:X-Filename|REQUEST_HEADERS:X_Filename|REQUEST_HEAD
     severity:'CRITICAL',\
     setvar:'tx.rce_score=+%{tx.critical_anomaly_score}',\
     setvar:'tx.inbound_anomaly_score_pl1=+%{tx.critical_anomaly_score}'"
-
diff --git a/testdata/test_29_secrule_14.conf b/testdata/test_29_secrule_14.conf
index 407e100..f90b96e 100644
--- a/testdata/test_29_secrule_14.conf
+++ b/testdata/test_29_secrule_14.conf
@@ -10,4 +10,3 @@ SecRule REQUEST_FILENAME "!@validateByteRange 20, 45-47, 48-57, 65-90, 95, 97-12
 
 
 #
-
diff --git a/testdata/test_32_secrule_16.conf b/testdata/test_32_secrule_16.conf
index 02fdd5c..7c7b80c 100644
--- a/testdata/test_32_secrule_16.conf
+++ b/testdata/test_32_secrule_16.conf
@@ -18,4 +18,3 @@ SecRule TX:DO_REPUT_BLOCK "@eq 1" \
         "setvar:'tx.anomaly_score_pl1=+%{tx.critical_anomaly_score}'"
 
 #
-
diff --git a/testdata/test_33_secrule_16.conf b/testdata/test_33_secrule_16.conf
index 2b7e6fc..bb1ca0a 100644
--- a/testdata/test_33_secrule_16.conf
+++ b/testdata/test_33_secrule_16.conf
@@ -21,4 +21,3 @@ SecRule REQUEST_URI|REQUEST_HEADERS|ARGS|ARGS_NAMES "@rx (?:^|[^\\\\])\\\\[cdegh
 
 
 #
-
diff --git a/testdata/test_35_all_directives.conf b/testdata/test_35_all_directives.conf
index 6af8592..41adf7a 100644
--- a/testdata/test_35_all_directives.conf
+++ b/testdata/test_35_all_directives.conf
@@ -39,4 +39,3 @@ SecRule TX:enforce_bodyproc_urlencoded "@eq 1" \
     noauditlog,\
     msg:'Enabling forced body inspection for ASCII content',\
     ver:'OWASP_CRS/4.0.0-rc1'"
-
diff --git a/testdata/test_36_chain.conf b/testdata/test_36_chain.conf
index d7f0980..ab8a9be 100644
--- a/testdata/test_36_chain.conf
+++ b/testdata/test_36_chain.conf
@@ -56,4 +56,3 @@ SecRule REMOTE_ADDR "@ipMatch 127.0.0.1,::1" \
             "t:none,\
             ctl:ruleRemoveByTag=OWASP_CRS,\
             ctl:auditEngine=Off"
-
diff --git a/testdata/test_37_ugly_rules.conf b/testdata/test_37_ugly_rules.conf
index 1f79cce..2e30020 100644
--- a/testdata/test_37_ugly_rules.conf
+++ b/testdata/test_37_ugly_rules.conf
@@ -3,4 +3,4 @@ SecRule REQUEST_URI "@contains hola%" "id:1, phase:1, pass"
 
 SecRule REQUEST_URI "hola" "id:1, phase:1, pass"
 
-SecRule REQUEST_URI hola "id:1, phase:1, pass"
\ No newline at end of file
+SecRule REQUEST_URI hola "id:1, phase:1, pass"
diff --git a/testdata/test_38_update_rules.conf b/testdata/test_38_update_rules.conf
index ba840da..339684e 100644
--- a/testdata/test_38_update_rules.conf
+++ b/testdata/test_38_update_rules.conf
@@ -11,4 +11,4 @@ SecRuleUpdateTargetById 958895 !REQUEST_FILENAME,REQUEST_URI
 
 SecRuleUpdateTargetByTag "WASCTC/WASC-31" !ARGS:email
 
-SecRuleUpdateTargetByMsg "System Command Injection" !REQUEST_FILENAME|REQUEST_URI
\ No newline at end of file
+SecRuleUpdateTargetByMsg "System Command Injection" !REQUEST_FILENAME|REQUEST_URI
diff --git a/testdata/test_39_remove_rules.conf b/testdata/test_39_remove_rules.conf
index 4e19923..003d354 100644
--- a/testdata/test_39_remove_rules.conf
+++ b/testdata/test_39_remove_rules.conf
@@ -2,4 +2,4 @@ SecRuleRemoveByID 1 2 9000-9010
 
 SecRuleRemoveByMsg FAIL
 
-SecRuleRemoveByTag attack-dos
\ No newline at end of file
+SecRuleRemoveByTag attack-dos
diff --git a/testdata/test_41_negated_operator_0.conf b/testdata/test_41_negated_operator_0.conf
index d123936..ad5005f 100644
--- a/testdata/test_41_negated_operator_0.conf
+++ b/testdata/test_41_negated_operator_0.conf
@@ -3,4 +3,4 @@ SecRule ARGS|ARGS_NAMES "@rx foo" \
     "id:1,\
     phase:2,\
     nolog,
-    pass"
\ No newline at end of file
+    pass"
diff --git a/testdata/test_41_negated_operator_1.conf b/testdata/test_41_negated_operator_1.conf
index 3172861..34ef7b2 100644
--- a/testdata/test_41_negated_operator_1.conf
+++ b/testdata/test_41_negated_operator_1.conf
@@ -3,4 +3,4 @@ SecRule ARGS|ARGS_NAMES "!@rx foo" \
     "id:1,\
     phase:2,\
     nolog,
-    pass"
\ No newline at end of file
+    pass"
diff --git a/testdata/test_41_negated_operator_n.conf b/testdata/test_41_negated_operator_n.conf
index 70640e4..8f21bb8 100644
--- a/testdata/test_41_negated_operator_n.conf
+++ b/testdata/test_41_negated_operator_n.conf
@@ -22,4 +22,4 @@ SecRule TX:sampling_rnd100 "!@lt %{tx.sampling_percentage}" \
     log,\
     noauditlog,\
     msg:'Sampling: Disable the rule engine based on sampling_percentage %{TX.sampling_percentage} and random number %{TX.sampling_rnd100}',\
-    ver:'OWASP_CRS/4.0.0-rc1'"
\ No newline at end of file
+    ver:'OWASP_CRS/4.0.0-rc1'"