Merge branch 'lukeshu/reencode-refactor'

1 files changed, 33 insertions, 0 deletions

diff --git a/reencode_string.go b/reencode_string.go
new file mode 100644
index 0000000..ab148d6
--- /dev/null
+++ b/reencode_string.go
@@ -0,0 +1,33 @@
+// Copyright (C) 2022-2023  Luke Shumaker <lukeshu@lukeshu.com>
+//
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+package lowmemjson
+
+import (
+	"git.lukeshu.com/go/lowmemjson/internal/jsonparse"
+)
+
+type reEncodeString struct {
+	out reEncoderModule
+
+	// BackslashEscape returns whether a given character in a
+	// string should be backslash-escaped.  The bool argument is
+	// whether it was \u-escaped in the input.  This does not
+	// affect characters that must or must-not be escaped to be
+	// valid JSON.
+	BackslashEscape BackslashEscaper
+}
+
+var _ reEncoderModule = (*reEncodeString)(nil)
+
+func (enc *reEncodeString) PopWriteBarrier() {
+	enc.out.PopWriteBarrier()
+}
+
+func (enc *reEncodeString) HandleRune(c rune, t jsonparse.RuneType, escape BackslashEscapeMode, stackSize int) error {
+	if t == jsonparse.RuneTypeStringChar {
+		escape = enc.BackslashEscape(c, escape)
+	}
+	return enc.out.HandleRune(c, t, escape, stackSize)
+}