feat: introduce postgresql parser (#5)

* feat: introduce postgresql parser

* chore: add postgresql in ci matrix

* chore: add gate keeper

Author: h3n4l

.github/workflows/tests.yml

@@ -34,7 +34,7 @@ jobs:
         id: set-matrix
         run: |
           # List of all available parsers
-          ALL_PARSERS="redshift"
+          ALL_PARSERS="redshift postgresql"
           # Add more parsers here as they are added to the repository
           # ALL_PARSERS="redshift mysql postgresql"
 
@@ -101,3 +101,15 @@ jobs:
         # sort: cut into columns by delimiter ' ' (single space) and sort by column 3 (test time in seconds) as numeric type in reverse order (largest comes first)
         # awk: accumulate sum by test time in seconds
         run: grep --color=never -e '--- PASS:' -e '--- FAIL:' test.log | sed 's/[:()]//g' | awk '{print $2,$3,$4}' | sort -t' ' -nk3 -r | awk '{sum += $3; print $1,$2,$3,sum"s"}'
+
+  all-tests-passed:
+      runs-on: ubuntu-latest
+      # This job needs both detect-changes and go-tests
+      needs: [detect-changes, go-tests]
+      # This condition is key:
+      # - Run if no files were changed (the 'go-tests' job was skipped).
+      # - Or run if the 'go-tests' job (the whole matrix) succeeded.
+      if: success() || needs.detect-changes.outputs.any_changed == 'false'
+      steps:
+        - name: Report overall status
+          run: echo "All required tests passed or no changes were detected."

postgresql/Makefile

@@ -0,0 +1,7 @@
+all: build test
+
+build:
+	antlr -Dlanguage=Go -package postgresql -visitor -o . PostgreSQLLexer.g4 PostgreSQLParser.g4
+
+test: 
+	go test -v -run TestPostgreSQLParser