Move motion related stuff into own file

1 files changed, 38 insertions, 0 deletions

diff --git a/text-objects.c b/text-objects.c
new file mode 100644
index 0000000..d6ac4a3
--- /dev/null
+++ b/text-objects.c
@@ -0,0 +1,38 @@
+#include <ctype.h>
+#include "text-motions.h"
+#include "text-objects.h"
+
+static Filerange empty = {
+	.start = -1,
+	.end = -1,
+};
+
+// TODO: fix problems with inclusive / exclusive
+Filerange text_object_word(Text *txt, size_t pos) {
+	char c;
+	Filerange r;
+	if (!text_byte_get(txt, pos, &c))
+		return empty;
+	if (!isspace(c)) {
+		r.start = text_word_start_prev(txt, pos);
+		r.end = text_word_end_next(txt, pos);
+	} else {
+		r.start = text_word_end_prev(txt, pos);
+		r.end = text_word_start_next(txt, pos);
+	}
+	return r;
+}
+
+Filerange text_object_sentence(Text *txt, size_t pos) {
+	Filerange r;
+	r.start = text_sentence_prev(txt, pos);
+	r.end = text_sentence_next(txt, pos);
+	return r;
+}
+
+Filerange text_object_paragraph(Text *txt, size_t pos) {
+	Filerange r;
+	r.start = text_paragraph_prev(txt, pos);
+	r.end = text_paragraph_next(txt, pos);
+	return r;
+}