From 0be032c6998e712dc2c9f2ed97c3491d89eb05af Mon Sep 17 00:00:00 2001
From: Aleksey Veresov <aleksey@veresov.pro>
Date: Fri, 31 Jan 2020 17:16:27 +0300
Subject: [xift] Almost done.

---
 src/xift.hpp | 87 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 src/xift.hpp

(limited to 'src/xift.hpp')

diff --git a/src/xift.hpp b/src/xift.hpp
new file mode 100644
index 0000000..a37f1c2
--- /dev/null
+++ b/src/xift.hpp
@@ -0,0 +1,87 @@
+#ifndef XIFT_INCLUDED_XIFT
+#define XIFT_INCLUDED_XIFT
+
+#include "exporter.hpp"
+#include "tag.hpp"
+#include <stdio.h>
+
+
+enum XiftError {
+    xift_ok = 0,
+    xift_wrong_char,
+    xift_attr_sep,
+    xift_something_after_close,
+    xift_close_selfclose,
+    xift_unwanted_close
+};
+
+const char *XiftErrorMessage(XiftError error);
+
+
+class Xift: public XiftTags {
+public:
+    Xift(XiftExporter &exporter);
+
+    void Put(char c);
+    void Put(const char *str);
+    void Put(FILE *file);
+    void PutFile(const char *path);
+
+    bool End();
+
+    bool      IsError();
+    int       ErrorPosition();
+    int       ErrorLine();
+    int       ErrorColumn();
+    XiftError GetError();
+
+private:
+    int       error_pos;
+    int       error_line;
+    int       error_column;
+    XiftError error;
+
+    XiftExporter &exporter;
+    XiftTags      opened;
+
+    enum State {
+        state_error = 0,
+        reading_text,
+        opening_tag,
+        reading_name,
+        waiting_attr,
+        reading_attr_name,
+        waiting_attr_sep,
+        waiting_attr_value,
+        reading_attr_value,
+        closing_tag
+    } state;
+    char value_quota;
+
+    bool is_closing;
+    bool is_self_closing;
+
+    void ReadText(char c);
+    void OpenTag(char c);
+    void ReadName(char c);
+    void WaitAttr(char c);
+    void ReadAttrName(char c);
+    void WaitAttrSep(char c);
+    void WaitAttrValue(char c);
+    void ReadAttrValue(char c);
+    void CloseTag(char c);
+
+    void CompleteCurrent();
+    void CloseCurrent();
+    void CloseTop();
+    void CloseName(const char *name);
+    void SelfcloseCurrent();
+    void PutCurrent();
+
+    static bool AllowedInTokenStart(char c);
+    static bool AllowedInToken(char c);
+    static bool IsWhitespace(char c);
+};
+
+
+#endif
-- 
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