refactor: use flowutils helpers instead of 'if err != nil'

pkg/schema/parse.go

@@ -10,6 +10,7 @@ import (
 	"github.com/jmoiron/sqlx"
 	_ "github.com/mattn/go-sqlite3"
 
+	. "git.offline-twitter.com/offline-labs/gas-stack/pkg/flowutils"
 	"git.offline-twitter.com/offline-labs/gas-stack/pkg/textutils"
 )
 
@@ -37,32 +38,20 @@ func SchemaFromDB(db *sqlx.DB) Schema {
 	ret := Schema{Tables: map[string]Table{}, Indexes: map[string]Index{}}
 
 	var tables []Table
-	err := db.Select(&tables, `select name, is_strict, is_without_rowid from tables`)
+	PanicIf(db.Select(&tables, `select name, is_strict, is_without_rowid from tables`))
-	if err != nil {
-		panic(err)
-	}
 	for _, tbl := range tables {
 		tbl.TypeName = textutils.SnakeToCamel(inflection.Singular(tbl.TableName))
 		tbl.TypeIDName = tbl.TypeName + "ID"
 		tbl.VarName = strings.ToLower(string(tbl.TableName[0]))
 
-		err = db.Select(&tbl.Columns, `select * from columns where table_name = ?`, tbl.TableName)
+		PanicIf(db.Select(&tbl.Columns, `select * from columns where table_name = ?`, tbl.TableName))
-		if err != nil {
-			panic(err)
-		}
 		ret.Tables[tbl.TableName] = tbl
 	}
 
 	var indexes []Index
-	err = db.Select(&indexes, `select index_name, table_name, is_unique from indexes`)
+	PanicIf(db.Select(&indexes, `select index_name, table_name, is_unique from indexes`))
-	if err != nil {
-		panic(err)
-	}
 	for _, idx := range indexes {
-		err = db.Select(&idx.Columns, `select column_name from index_columns where index_name = ? order by rank`, idx.Name)
+		PanicIf(db.Select(&idx.Columns, `select column_name from index_columns where index_name = ? order by rank`, idx.Name))
-		if err != nil {
-			panic(err)
-		}
 		ret.Indexes[idx.Name] = idx
 	}
 	return ret