Split out utility functions

1 files changed, 28 insertions, 0 deletions

diff --git a/src/formatter/utils.h b/src/formatter/utils.h
new file mode 100644
index 00000000..a8def627
--- /dev/null
+++ b/src/formatter/utils.h
@@ -0,0 +1,28 @@
+// This file defines utility functions for autoformatting code
+
+#pragma once
+
+#include <stdbool.h>
+
+#include "../ast.h"
+#include "../stdlib/datatypes.h"
+
+#define MAX_WIDTH 100
+
+#define must(expr)                                                                                                     \
+    ({                                                                                                                 \
+        OptionalText_t _expr = expr;                                                                                   \
+        if (_expr.length < 0) return NONE_TEXT;                                                                        \
+        (Text_t) _expr;                                                                                                \
+    })
+
+extern const Text_t single_indent;
+
+void add_line(Text_t *code, Text_t line, Text_t indent);
+OptionalText_t next_comment(Table_t comments, const char **pos, const char *end);
+bool range_has_comment(const char *start, const char *end, Table_t comments);
+CONSTFUNC bool should_have_blank_line(ast_t *ast);
+Text_t indent_code(Text_t code);
+Text_t parenthesize(Text_t code, Text_t indent);
+CONSTFUNC ast_t *unwrap_block(ast_t *ast);
+CONSTFUNC const char *binop_tomo_operator(ast_e tag);