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prettifying.cpp
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#include "prettifying.h"
using namespace std;
string tabs(int tabsCount, string tab )
{
string text = "";
for (int i = 0; i < tabsCount; i++)
text.append(tab);
return text;
}
void testTabs()
{
string text;
//1 tab
text = "hello";
cout << "before: " << text << endl;
text += tabs(1);
text.append("hello");
cout << "after: " << text;
cout << "\n\n";
//3 tabs
text = "hello";
cout << "before: " << text << endl;
text += tabs(3);
text.append("hello");
cout << "after: " << text;
cout << "\n\n";
//3 tabs, each tab is 2 spaces
text = "hello";
cout << "before: " << text << endl;
text += tabs(3, " ");
text.append("hello");
cout << "after: " << text;
cout << "\n\n";
}
string printPrettyXmlTree(TreeNode n, int depth, string tab)
{
string prettyXml = "";
if (n.isText)
{
prettyXml += tabs(depth, tab);
prettyXml.append(n.value + "\n");
}
else if (n.isComment)
{
prettyXml += tabs(depth, tab);
prettyXml.append("<!-- " + n.value + " -->\n");
}
else
{
prettyXml += tabs(depth, tab);
prettyXml += "<" + n.value;
for (int i = 0; i < n.keys.size(); i++)
prettyXml += " " + n.keys[i] + "=\"" + n.values[i] + "\"";
prettyXml += ">\n";
for (int i = 0; i < n.children.size(); i++)
prettyXml += printPrettyXmlTree(n.children[i], depth + 1, tab);
prettyXml += tabs(depth, tab);
prettyXml.append("</" + n.value + ">\n");
}
return prettyXml;
}
void testPrintPrettyXmlTree()
{
string minString;
ProcessedFile file;
//tab(text)
minString = "<body>hello world</body>";
cout << "minString: " << minString << endl;
file = parse(minString);
cout << "prettified:\n";
cout << printPrettyXmlTree(file.tree.root, 0) << "\n\n";
//tag(tag(text), comment, text, tag(tag(text, comment)))
minString = "<body><div>hello world</div><!-- first comment -->hello world2<div><div>hello world3<!-- second comment --></div></div></body>";
cout << "minString: " << minString << endl;
file = parse(minString);
cout << "prettified:\n";
cout << printPrettyXmlTree(file.tree.root, 0, " ") << "\n\n";
}
string prettify(string text)
{
ProcessedFile file = parse(text);
string prettyString = "";
string tab = " ";
for (int i = 0; i < file.declarations.size(); i++)
{
prettyString.append(file.declarations[i] + "\n");
}
for (int i = 0; i < file.upperComments.size(); i++)
{
prettyString.append(file.upperComments[i] + "\n");
}
prettyString += printPrettyXmlTree(file.tree.root, 0, tab);
for (int i = 0; i < file.lowerComments.size(); i++)
{
prettyString.append(file.lowerComments[i] + "\n");
}
return prettyString;
}
void testPrettify()
{
string minString;
ProcessedFile file;
//2 declaration & 2 comments & root tag (with attributes) & 1 lower comment
minString = "<?xml version=\"1.0\" encoding=\"UTF-8\"?><?xml-model href=\"data.rnc\" type=\"application/relax-ng-compact-syntax\"?><!-- first comment --><!-- second comment --><body class=\"red\" id=\"my-body\"><div>hello world</div><!-- first comment -->hello world2<div><div>hello world3<!-- second comment --></div></div></body><!-- third comment -->";
cout << "minString: " << minString << endl;
cout << "prettified:\n";
cout << prettify(minString);
cout << "\n\n\n";
}