From 6ea4d2c82de80efc87708e5e182034b7c6c2019e Mon Sep 17 00:00:00 2001
From: Gibheer <gibheer+git@zero-knowledge.org>
Date: Thu, 5 Sep 2024 19:38:25 +0200
Subject: switch from github.com/lib/pq to github.com/jackc/pgx/v5

lib/pq is out of maintenance for some time now, so switch to the newer
more active library. Looks like it finally stabilized after a long time.
---
 .../jackc/pgservicefile/pgservicefile.go           | 81 ++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 vendor/github.com/jackc/pgservicefile/pgservicefile.go

(limited to 'vendor/github.com/jackc/pgservicefile/pgservicefile.go')

diff --git a/vendor/github.com/jackc/pgservicefile/pgservicefile.go b/vendor/github.com/jackc/pgservicefile/pgservicefile.go
new file mode 100644
index 0000000..c62caa7
--- /dev/null
+++ b/vendor/github.com/jackc/pgservicefile/pgservicefile.go
@@ -0,0 +1,81 @@
+// Package pgservicefile is a parser for PostgreSQL service files (e.g. .pg_service.conf).
+package pgservicefile
+
+import (
+	"bufio"
+	"errors"
+	"fmt"
+	"io"
+	"os"
+	"strings"
+)
+
+type Service struct {
+	Name     string
+	Settings map[string]string
+}
+
+type Servicefile struct {
+	Services       []*Service
+	servicesByName map[string]*Service
+}
+
+// GetService returns the named service.
+func (sf *Servicefile) GetService(name string) (*Service, error) {
+	service, present := sf.servicesByName[name]
+	if !present {
+		return nil, errors.New("not found")
+	}
+	return service, nil
+}
+
+// ReadServicefile reads the file at path and parses it into a Servicefile.
+func ReadServicefile(path string) (*Servicefile, error) {
+	f, err := os.Open(path)
+	if err != nil {
+		return nil, err
+	}
+	defer f.Close()
+
+	return ParseServicefile(f)
+}
+
+// ParseServicefile reads r and parses it into a Servicefile.
+func ParseServicefile(r io.Reader) (*Servicefile, error) {
+	servicefile := &Servicefile{}
+
+	var service *Service
+	scanner := bufio.NewScanner(r)
+	lineNum := 0
+	for scanner.Scan() {
+		lineNum += 1
+		line := scanner.Text()
+		line = strings.TrimSpace(line)
+
+		if line == "" || strings.HasPrefix(line, "#") {
+			// ignore comments and empty lines
+		} else if strings.HasPrefix(line, "[") && strings.HasSuffix(line, "]") {
+			service = &Service{Name: line[1 : len(line)-1], Settings: make(map[string]string)}
+			servicefile.Services = append(servicefile.Services, service)
+		} else if service != nil {
+			parts := strings.SplitN(line, "=", 2)
+			if len(parts) != 2 {
+				return nil, fmt.Errorf("unable to parse line %d", lineNum)
+			}
+
+			key := strings.TrimSpace(parts[0])
+			value := strings.TrimSpace(parts[1])
+
+			service.Settings[key] = value
+		} else {
+			return nil, fmt.Errorf("line %d is not in a section", lineNum)
+		}
+	}
+
+	servicefile.servicesByName = make(map[string]*Service, len(servicefile.Services))
+	for _, service := range servicefile.Services {
+		servicefile.servicesByName[service.Name] = service
+	}
+
+	return servicefile, scanner.Err()
+}
-- 
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