Fix Parser interface compatibility after upstream merge

- Update Parser.Parse signature to include filename parameter
- Update expander.Parser interface and Parse calls
- Update fmt_test.go sqlParser interface and Parse calls
- Add format.Dialect parameter to translate function in parse.go

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: kazegusuri

internal/endtoend/fmt_test.go

@@ -20,7 +20,7 @@ import (
 
 // sqlParser is an interface for SQL parsers
 type sqlParser interface {
-	Parse(r io.Reader) ([]ast.Statement, error)
+	Parse(r io.Reader, filename string) ([]ast.Statement, error)
 }
 
 // sqlFormatter is an interface for formatters
@@ -71,7 +71,7 @@ func TestFormat(t *testing.T) {
 				// and return the formatted string. This tests that our formatting produces
 				// valid SQL that parses to the same AST structure.
 				fingerprint = func(sql string) (string, error) {
-					stmts, err := mysqlParser.Parse(strings.NewReader(sql))
+					stmts, err := mysqlParser.Parse(strings.NewReader(sql), "")
 					if err != nil {
 						return "", err
 					}
@@ -87,7 +87,7 @@ func TestFormat(t *testing.T) {
 				// For SQLite, we use the same "round-trip" fingerprint strategy as MySQL:
 				// parse the SQL, format it, and return the formatted string.
 				fingerprint = func(sql string) (string, error) {
-					stmts, err := sqliteParser.Parse(strings.NewReader(sql))
+					stmts, err := sqliteParser.Parse(strings.NewReader(sql), "")
 					if err != nil {
 						return "", err
 					}
@@ -138,7 +138,7 @@ func TestFormat(t *testing.T) {
 				}
 
 				// Parse the entire file to get proper statement boundaries
-				stmts, err := parse.Parse(bytes.NewReader(contents))
+				stmts, err := parse.Parse(bytes.NewReader(contents), "")
 				if err != nil {
 					// Skip files with parse errors (e.g., syntax_errors test cases)
 					return

internal/engine/postgresql/parse.go

@@ -11,6 +11,7 @@ import (
 	"github.com/sqlc-dev/sqlc/internal/engine/postgresql/parser"
 	"github.com/sqlc-dev/sqlc/internal/source"
 	"github.com/sqlc-dev/sqlc/internal/sql/ast"
+	"github.com/sqlc-dev/sqlc/internal/sql/format"
 	"github.com/sqlc-dev/sqlc/internal/sql/sqlerr"
 )
 
@@ -171,7 +172,7 @@ func (p *Parser) Parse(r io.Reader, filename string) ([]ast.Statement, error) {
 
 	var stmts []ast.Statement
 	for _, raw := range tree.Stmts {
-		n, err := translate(raw, dispatcher)
+		n, err := translate(raw, dispatcher, p)
 		if err == errSkip {
 			continue
 		}
@@ -218,7 +219,7 @@ func (p *Parser) CommentSyntax() source.CommentSyntax {
 	}
 }
 
-func translate(raw *nodes.RawStmt, dispatcher *CommentsDispatcher) (ast.Node, error) {
+func translate(raw *nodes.RawStmt, dispatcher *CommentsDispatcher, dialect format.Dialect) (ast.Node, error) {
 	node := raw.Stmt
 	switch inner := node.Node.(type) {
 
@@ -506,7 +507,7 @@ func translate(raw *nodes.RawStmt, dispatcher *CommentsDispatcher) (ast.Node, er
 
 						var rawExprStr string
 						if nodeConstraint.Constraint.RawExpr != nil {
-							rawExprStr = ast.Format(convertNode(nodeConstraint.Constraint.RawExpr))
+							rawExprStr = ast.Format(convertNode(nodeConstraint.Constraint.RawExpr), dialect)
 						}
 
 						switch nodeConstraint.Constraint.Contype {

internal/engine/postgresql/parse_default.go

@@ -4,7 +4,11 @@ package postgresql
 
 import (
 	nodes "github.com/pganalyze/pg_query_go/v6"
+	"github.com/wasilibs/go-pgquery/parser"
 )
 
+var ParseScan = nodes.Scan
 var Parse = nodes.Parse
+var Deparse = nodes.Deparse
+var DeparseFromProtobuf = parser.DeparseFromProtobuf
 var Fingerprint = nodes.Fingerprint

internal/x/expander/expander.go

@@ -13,7 +13,7 @@ import (
 
 // Parser is an interface for SQL parsers that can parse SQL into AST statements.
 type Parser interface {
-	Parse(r io.Reader) ([]ast.Statement, error)
+	Parse(r io.Reader, filename string) ([]ast.Statement, error)
 }
 
 // ColumnGetter retrieves column names for a query by preparing it against a database.
@@ -42,7 +42,7 @@ func New(colGetter ColumnGetter, parser Parser, dialect format.Dialect) *Expande
 // expands it to use explicit column names. Returns the expanded query string.
 func (e *Expander) Expand(ctx context.Context, query string) (string, error) {
 	// Parse the query
-	stmts, err := e.parser.Parse(strings.NewReader(query))
+	stmts, err := e.parser.Parse(strings.NewReader(query), "")
 	if err != nil {
 		return "", fmt.Errorf("failed to parse query: %w", err)
 	}