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Diffstat (limited to 'vendor/github.com/tdewolff/parse/v2/buffer/reader.go')
-rw-r--r--vendor/github.com/tdewolff/parse/v2/buffer/reader.go44
1 files changed, 44 insertions, 0 deletions
diff --git a/vendor/github.com/tdewolff/parse/v2/buffer/reader.go b/vendor/github.com/tdewolff/parse/v2/buffer/reader.go
new file mode 100644
index 000000000..9926eef66
--- /dev/null
+++ b/vendor/github.com/tdewolff/parse/v2/buffer/reader.go
@@ -0,0 +1,44 @@
+package buffer
+
+import "io"
+
+// Reader implements an io.Reader over a byte slice.
+type Reader struct {
+ buf []byte
+ pos int
+}
+
+// NewReader returns a new Reader for a given byte slice.
+func NewReader(buf []byte) *Reader {
+ return &Reader{
+ buf: buf,
+ }
+}
+
+// Read reads bytes into the given byte slice and returns the number of bytes read and an error if occurred.
+func (r *Reader) Read(b []byte) (n int, err error) {
+ if len(b) == 0 {
+ return 0, nil
+ }
+ if r.pos >= len(r.buf) {
+ return 0, io.EOF
+ }
+ n = copy(b, r.buf[r.pos:])
+ r.pos += n
+ return
+}
+
+// Bytes returns the underlying byte slice.
+func (r *Reader) Bytes() []byte {
+ return r.buf
+}
+
+// Reset resets the position of the read pointer to the beginning of the underlying byte slice.
+func (r *Reader) Reset() {
+ r.pos = 0
+}
+
+// Len returns the length of the buffer.
+func (r *Reader) Len() int {
+ return len(r.buf)
+}