Support venv in Makefile

Author: Avielyo10

.gitignore

@@ -1,2 +1,3 @@
 .antlr
-gqlex/
+gqlex/
+__pycache__/

Makefile

@@ -1,21 +1,23 @@
 gen_dir = gen
 lang = Java
+package = com.intuit.oss.gqlex.parser
 
-.PHONY: all clean install
+.PHONY: all clean install test_cases
 
-all:
+all: install
 	@echo "Generating code..."
 	@mkdir -p $(gen_dir)
-	@antlr4 -Dlanguage=$(lang) -o $(gen_dir) -visitor -lib $(gen_dir) gqlex.g4
+	@source gqlex/bin/activate; antlr4 -Dlanguage=$(lang) -o $(gen_dir) -visitor -package $(package) -lib $(gen_dir) gqlex.g4
 
-clean:
-	rm -rf $(gen_dir)/*
-
-install:
+install: requirements.txt
 	@echo "Installing dependencies..."
-	@pip install antlr4-tools
+	@python3 -m venv gqlex && source gqlex/bin/activate; python3 -m pip install -r requirements.txt
 
-test_cases:
+test_cases: install
 	@echo "Generating test cases..."
-	@grammarinator-process gqlex.g4 -o tests/fuzzer/ --no-actions
-	@grammarinator-generate gqlexGenerator.gqlexGenerator -r document -d 25 -n 10 -o tests/cases/test_%d.gql --sys-path tests/fuzzer/
+	@mkdir -p tests/fuzzer/ tests/cases/
+	@source gqlex/bin/activate; grammarinator-process gqlex.g4 -o tests/fuzzer/ --no-actions
+	@source gqlex/bin/activate; grammarinator-generate gqlexGenerator.gqlexGenerator -r document -d 25 -n 10 -o tests/cases/test_%d.gql --sys-path tests/fuzzer/
+
+clean:
+	rm -rf $(gen_dir)/* tests/ gqlex/ gen/

requirements.txt

@@ -0,0 +1,3 @@
+grammarinator==23.7
+antlr4-python3-runtime==4.13.0
+antlr4-tools==0.2.1