data-dwh-dbt-project/ci/sqlfluff-check.sh
2025-03-20 12:37:47 +01:00

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#!/bin/bash
# This script gets all the .sql files in a path and checks if they are valid
# as defined by the PostgreSQL dialect. The script exits with 1 if any single
# file has an issue. The script exits with 0 if all files are valid.
# The script takes one arg, which is the directory where the .sql files are.
# Ensure a directory is provided
if [ -z "$1" ]; then
echo "Usage: $0 <sql_directory>"
exit 1
fi
SQL_DIR=$1
EXIT_CODE=0
echo "Starting sqlfluff checks on ${SQL_DIR}"
while read -r sql_file; do
echo "Parsing $sql_file"
# Run sqlfluff parse on the file and capture the output
OUTPUT=$(sqlfluff parse --dialect postgres "$sql_file" 2>&1)
# Check if the output contains a parsing error
if echo "$OUTPUT" | grep -q "==== parsing violations ===="; then
echo "Error in file: $sql_file"
echo "$OUTPUT" | awk '/==== parsing violations ====/{flag=1; next} /Complete/{flag=0} flag'
EXIT_CODE=1
fi
done < <(find "$SQL_DIR" -type f -name "*.sql")
echo "Exit code: ${EXIT_CODE}"
exit $EXIT_CODE