1 files changed, 47 insertions, 0 deletions
diff --git a/src/stdlib/patterns.h b/src/stdlib/patterns.h
new file mode 100644
index 00000000..53db0978
--- /dev/null
+++ b/src/stdlib/patterns.h
@@ -0,0 +1,47 @@
+#pragma once
+
+// The type representing text patterns for pattern matching.
+
+#include <stdbool.h>
+#include <printf.h>
+#include <stdint.h>
+
+#include "datatypes.h"
+#include "integers.h"
+#include "optionals.h"
+#include "types.h"
+
+#define Pattern(text) ((Pattern_t)Text(text))
+#define Patterns(...) ((Pattern_t)Texts(__VA_ARGS__))
+
+typedef struct {
+    Text_t text;
+    Int_t index;
+    Array_t captures;
+} Match_t;
+
+typedef Match_t OptionalMatch_t;
+#define NONE_MATCH ((OptionalMatch_t){.index=NONE_INT})
+
+Text_t Text$replace(Text_t str, Pattern_t pat, Text_t replacement, Pattern_t backref_pat, bool recursive);
+Pattern_t Pattern$escape_text(Text_t text);
+Text_t Text$replace_all(Text_t text, Table_t replacements, Pattern_t backref_pat, bool recursive);
+Array_t Text$split(Text_t text, Pattern_t pattern);
+Closure_t Text$by_split(Text_t text, Pattern_t pattern);
+Text_t Text$trim(Text_t text, Pattern_t pattern, bool trim_left, bool trim_right);
+OptionalMatch_t Text$find(Text_t text, Pattern_t pattern, Int_t i);
+Array_t Text$find_all(Text_t text, Pattern_t pattern);
+Closure_t Text$by_match(Text_t text, Pattern_t pattern);
+PUREFUNC bool Text$has(Text_t text, Pattern_t pattern);
+OptionalArray_t Text$matches(Text_t text, Pattern_t pattern);
+Text_t Text$map(Text_t text, Pattern_t pattern, Closure_t fn, bool recursive);
+void Text$each(Text_t text, Pattern_t pattern, Closure_t fn, bool recursive);
+
+#define Pattern$hash Text$hash
+#define Pattern$compare Text$compare
+#define Pattern$equal Text$equal
+
+extern const TypeInfo_t Match$info;
+extern const TypeInfo_t Pattern$info;
+
+// vim: ts=4 sw=0 et cino=L2,l1,(0,W4,m1,\:0