vendor dependencies with dep

vendor/github.com/go-pg/pg/internal/parser/array_parser.go

@@ -0,0 +1,80 @@
+package parser
+
+import (
+	"bytes"
+	"fmt"
+)
+
+type ArrayParser struct {
+	*Parser
+
+	stickyErr error
+}
+
+func NewArrayParser(b []byte) *ArrayParser {
+	var err error
+	if len(b) < 2 || b[0] != '{' || b[len(b)-1] != '}' {
+		err = fmt.Errorf("pg: can't parse array: %s", string(b))
+	} else {
+		b = b[1 : len(b)-1]
+	}
+	return &ArrayParser{
+		Parser: New(b),
+
+		stickyErr: err,
+	}
+}
+
+func (p *ArrayParser) NextElem() ([]byte, error) {
+	if p.stickyErr != nil {
+		return nil, p.stickyErr
+	}
+
+	switch c := p.Peek(); c {
+	case '"':
+		p.Advance()
+		b := p.readSubstring()
+		p.Skip(',')
+		return b, nil
+	case '{':
+		b := p.readElem()
+		if b != nil {
+			b = append(b, '}')
+		}
+		p.Skip(',')
+		return b, nil
+	default:
+		b, _ := p.ReadSep(',')
+		if bytes.Equal(b, pgNull) {
+			b = nil
+		}
+		return b, nil
+	}
+}
+
+func (p *ArrayParser) readElem() []byte {
+	var b []byte
+	for p.Valid() {
+		c := p.Read()
+		switch c {
+		case '"':
+			b = append(b, '"')
+			for {
+				bb, ok := p.ReadSep('"')
+				b = append(b, bb...)
+				stop := len(b) > 0 && b[len(b)-1] != '\\'
+				if ok {
+					b = append(b, '"')
+				}
+				if stop {
+					break
+				}
+			}
+		case '}':
+			return b
+		default:
+			b = append(b, c)
+		}
+	}
+	return b
+}