/// <summary>
/// Execute the indentation
/// </summary>
/// <param name="code">the original code to indent</param>
/// <returns>the indented code</returns>
//Performs indentation to the inputted code
public string indent(string code)
{
NullIndentor list = new NullIndentor();
List<string> lis = new List<string>();
lis = list.convertToList(code);
List<string> fileList = new List<string>();
Storage container = new Storage();
Layers layer = new Layers();
foreach (string line in lis)
{
Regex r = new Regex(@"\s+"); // regular expression which removes extra spaces
string lin = r.Replace(line, @" "); //and replaces it with single space
CharEnumerator Cnum = lin.GetEnumerator();
CharEnumerator Cnum2 = (CharEnumerator)Cnum.Clone();
CommentTokenizer CommentTok = new CommentTokenizer();
string s = CommentTok.CommentRemover(Cnum);
if (s == null)
{
StringTokenizer Stok = new StringTokenizer();
Stok.stringtok(Cnum2);
}
}
file = container.getContainer1();
fileList = layer.setList(file);
code = null;
foreach (string line in fileList)
{
code += line;
}
return code;
}
// splitting according to semicolon
public void SemicolonSplit(List<string> lis){
Layers lay = new Layers();
List<string> li = new List<string>();
foreach (string lin in lis){
string semiSpace = lin.Replace(" ;", ";");
string line = semiSpace.Trim();
if (line.Contains(";")){
b = line.Split(';');
int i = 1;
foreach (string l in b){
if (l != ""){
if (i == b.Length){
li.Add(l);
} else {
i++;
string semi = l.Insert(l.Length, ";");
li.Add(semi);
}
}
}
} else {
li.Add(line);
}
b = null;
}
lay.BracketHierarchy(li);
}
// Passing the list to layers of functions which operate on th list for proper indentation
public List<string> setList(List<string> lis){
List<string> li = new List<string>();
Layers lay = new Layers();
lay.BracketSplit(lis);
li = lay.Bracket();
r.clear1();
r.clear3();
return li;
}
// initially breaking the list of string according to braces(both open and close braces)
public void BracketSplit(List<string> lis){
List<string> li = new List<string>();
string brac = null;
Layers lay = new Layers();
foreach (string line in lis){
brac += line;
if (line.Contains("{") && !line.Contains("\"")){
li.Add(brac);
brac = "";
} else if (line.Contains("}") && !line.Contains("\"")){
li.Add(brac);
brac = "";
}
}
lay.SemicolonSplit(li);
}
//adding brackets for else if , else if it is not present
public void BracketHierarchy(List<string> lis){
Layers lay = new Layers();
int flag = 0;
List<string> li = new List<string>();
foreach (string line in lis){
if (line.Contains("else if")){
int i = 0;
i = line.IndexOf(")");
if (line.Contains(") {") || line.Contains("){") && (line.Length > i + 2)){
if (line[i + 2] != '{'){
string h = line.Insert(i + 1, "{");
flag = 1;
li.Add(h);
} else {
li.Add(line);
}
} else {
li.Add(line);
}
} else if(flag == 1){
if (line.Contains("else") && !line.Contains("if")){
flag = 2;
li.Add(line);
} else {
li.Add(line);
}
} else if (flag == 2){
string h = line.Replace(";", ";\n}");
li.Add(h);
flag = 0;
} else {
li.Add(line);
}
}
lay.DotNormalizer(li);
}
// Verifies the spacing for the else and if controls
public void ControlNormalizer(List<string> lis){
Layers lay = new Layers();
List<string> li = new List<string>();
foreach (string line in lis){
if (line.Contains("else") && !line.Contains("if")){
if (line.Contains("} ") && !line.Contains(" {")){
string h = line.Replace("{", " {");
li.Add(h);
} else if (!line.Contains("} ") && line.Contains(" {")){
string g = line.Replace("}", "} ");
li.Add(g);
} else {
li.Add(line);
}
} else if (line.Contains("if") && !line.Contains("else")){
if (line.Contains(" {")){
string h = line.Replace(" {", "{");
li.Add(h);
} else if (line.Contains("{")){
string h = line.Replace(" {", "{");
li.Add(line);
} else {
li.Add(line);
}
} else {
li.Add(line);
}
}
r.setContainer2(li);
}
// leaving space between the brackets according to the type .. i.e whether namespace and etc..
public void IndentNormalizer(List<string> lis){
Layers lay = new Layers();
List<string> li = new List<string>();
foreach (string lin in lis){
Regex r = new Regex(@"\s+");
string reg = r.Replace(lin, @" ");
string trim = reg.Trim();
string s = trim.TrimStart();
string line = s.TrimEnd();
if (line.Contains("namespace") || line.Contains("class")){
if (line.Contains(" {")){
li.Add(line);
} else {
string h = line.Replace("{", " {");
li.Add(h);
}
} else if (line.Contains("else if")){
string h = null;
if (line.Contains(" {")){
h = line.Replace(" {", "{");
if (!h.Contains("} ")){
string g = h.Replace("}", "} ");
li.Add(g);
} else {
li.Add(h);
}
} else if (!line.Contains("} ")){
string g = line.Replace("}", "} ");
li.Add(g);
} else {
li.Add(line);
}
} else {
li.Add(line);
}
}
lay.ControlNormalizer(li);
}
// normalizing the else if control to make sure that
// there is a space before else if control.
public void elseifcontrol(List<string> lis){
List<string> li = new List<string>();
int i = 0;
foreach (string line in lis){
i++;
if (line.Contains("else if")){
string h = li[i - 2].Replace("}", "} " + line);
li[i - 2].Remove(0);
string g = h.TrimStart();
li[i - 2] = g;
i--;
} else {
li.Add(line);
}
}
Layers lay = new Layers();
lay.IndentNormalizer(li);
}
// normalizing the else control to make sure that there is
//space before and after else between the close and open braces
public void elsecontrol(List<string> lis){
List<string> li = new List<string>();
int i = 0;
foreach (string line in lis){
i++;
if (line.Contains("else") && !line.Contains("if")){
string h = li[i - 2].Replace("}", "} " + line);
li[i - 2].Remove(0);
li[i - 2] = h;
i--;
} else {
li.Add(line);
}
}
Layers lay = new Layers();
lay.elseifcontrol(li);
}
// adding space wherever necessary..
public void SpaceAdder(List<string> lis){
Layers lay = new Layers();
List<string> li = new List<string>();
foreach (string line in lis){
if (line.Contains(".") && !line.Contains("using")){
if (line.Contains("+")){
string h = line.Replace("+", " + ");
li.Add(h);
} else {
li.Add(line);
}
} else {
li.Add(line);
}
}
lay.elsecontrol(li);
}
// splitting according to close brackets
public void CloseBracesSplit(List<string> lis){
Layers lay = new Layers();
List<string> li = new List<string>();
foreach (string lin in lis){
string line = lin.Trim();
int i = 0;
if (line.Contains("}") && !line.Contains("while") && !line.Contains("\"")){
b = line.Split('}');
foreach (string l in b){
if (l.Contains("\n")){
string d = l.Replace("\n", "");
li.Add(d);
} else if (l != " "){
i++;
if (l != ""){
if (!l.Contains(";")){
li.Add(l);
}
} else if (l == "" && i != b.Length){
li.Add("}");
}
}
}
} else {
li.Add(line);
}
}
lay.SpaceAdder(li);
}
// splitting according to open brackets
public void OpenBracesSplit(List<string> lis){
Layers lay = new Layers();
List<string> li = new List<string>();
foreach (string lin in lis){
string line = lin.Trim();
if (line.Contains("{") && !line.Contains("\"")){
b = line.Split('{');
if (b[0] == ""){
string semi = b[0].Insert(0, "{");
li.Add(semi);
continue;
}
foreach (string l in b){
if (l != ""){
if (l.Contains("for")){
string semi = l.Insert(l.Length, "{");
li.Add(semi);
} else if (!l.Contains(";")){
string semi = l.Insert(l.Length, "{");
li.Add(semi);
} else {
li.Add(l);
}
}
}
} else {
li.Add(line);
}
}
lay.CloseBracesSplit(li);
}
// adding brackets for the controls for,else,if and while
//in the case they dont have open and close braces.
public void addbrackets(List<string> lis){
Layers lay = new Layers();
List<string> li = new List<string>();
foreach (string line in lis){
if (line.Contains("for") && !line.Contains("{")){
string g = line.Replace(")", "){");
string h = g.Insert(g.Length, "}");
if (h.Contains("{;")){
string j = h.Replace("{;", ";\n");
li.Add(j);
} else {
li.Add(h);
}
} else if (line.Contains("while") && !line.Contains(");") && !line.Contains("()")){
string j = line.Replace(")", "){");
string h = j.Replace(";", ";\n}");
li.Add(h);
} else if (line.Contains("if") && !line.Contains("{") && !line.Contains("else")){
string j = line.Replace(")", "){");
string h = j.Replace(";", ";\n}");
li.Add(h);
} else if (line.Contains("else") && !line.Contains("{") && !line.Contains("if")){
string j = line.Replace("else", "else{");
string h = j.Replace(";", ";\n}");
li.Add(h);
} else {
li.Add(line);
}
}
lay.OpenBracesSplit(li);
}
// making sure the for control is in a single line
//rather than splitted by semicolons.
public void forcontrol(List<string> lis){
Layers lay = new Layers();
List<string> li = new List<string>();
string j = null;
int flag = 0;
foreach (string line in lis){
if (line.Contains("for")){
j += line;
if (line.Contains(")")){
li.Add(line);
} else {
flag = 1;
}
} else if(flag == 1){
j += line;
if (line.Contains(")")){
li.Add(j);
flag = 0;
}
} else if(flag == 0){
li.Add(line);
}
}
lay.addbrackets(li);
}
// normalizing parathesis.. without spaces wherever necessary
public void ParanthesisNormalizer(List<string> lis){
List<string> li = new List<string>();
Layers lay = new Layers();
foreach (string line in lis){
string j = null;
string g = null;
string n = null;
string m = null;
if (line.Contains('(') && line.Contains(')')){
j = line.Replace(" (", "(");
g = j.Replace(" )", ")");
n = g.Replace("( ", "(");
m = n.Replace(") ", ")");
li.Add(m);
} else if (line.Contains("(")){
j = line.Replace(" (", "(");
n = j.Replace("( ", "(");
li.Add(n);
} else if (line.Contains(")")){
g = line.Replace(" )", ")");
m = g.Replace(") ", ")");
li.Add(m);
} else {
li.Add(line);
}
}
lay.forcontrol(li);
}
// no space between the dot operator
public void DotNormalizer(List<string> lis){
Layers lay = new Layers();
List<string> li = new List<string>();
foreach (string line in lis){
if (line.Contains(".") && !line.Contains("using")){
int i = line.IndexOf(".");
if (line[i - 1] == ' ' && line[i + 1] == ' '){
string g = line.Replace(" . ", ".");
li.Add(g);
} else if ((line[i - 1] == ' ' && line[i + 1] != ' ') || (line[i - 1] != ' ' && line[i + 1] == ' ')){
int j = line.IndexOf(".");
if (line[i + 1] == ' '){
string g = line.Replace(". ", ".");
li.Add(g);
} else {
string g = line.Replace(" .", ".");
li.Add(g);
}
li.Add(line);
} else {
li.Add(line);
}
} else {
li.Add(line);
}
}
lay.ParanthesisNormalizer(li);
}
