1 files changed, 42 insertions, 0 deletions
diff --git a/prism/regexp.h b/prism/regexp.h
new file mode 100644
index 0000000000..42bc504107
--- /dev/null
+++ b/prism/regexp.h
@@ -0,0 +1,42 @@
+/**
+ * @file regexp.h
+ *
+ * A regular expression parser.
+ */
+#ifndef PRISM_REGEXP_H
+#define PRISM_REGEXP_H
+
+#include "prism/defines.h"
+#include "prism/parser.h"
+#include "prism/encoding.h"
+#include "prism/util/pm_memchr.h"
+#include "prism/util/pm_string.h"
+
+#include <stdbool.h>
+#include <stddef.h>
+#include <string.h>
+
+/**
+ * This callback is called when a named capture group is found.
+ */
+typedef void (*pm_regexp_name_callback_t)(const pm_string_t *name, void *data);
+
+/**
+ * This callback is called when a parse error is found.
+ */
+typedef void (*pm_regexp_error_callback_t)(const uint8_t *start, const uint8_t *end, const char *message, void *data);
+
+/**
+ * Parse a regular expression.
+ *
+ * @param parser The parser that is currently being used.
+ * @param source The source code to parse.
+ * @param size The size of the source code.
+ * @param name_callback The optional callback to call when a named capture group is found.
+ * @param name_data The optional data to pass to the name callback.
+ * @param error_callback The callback to call when a parse error is found.
+ * @param error_data The data to pass to the error callback.
+ */
+PRISM_EXPORTED_FUNCTION void pm_regexp_parse(pm_parser_t *parser, const uint8_t *source, size_t size, pm_regexp_name_callback_t name_callback, void *name_data, pm_regexp_error_callback_t error_callback, void *error_data);
+
+#endif