private PredefinedRuleSet ParsePredefinedRuleSet(string className, string css)
{
var predefinedRuleSet = new PredefinedRuleSet {
Selector = className.Trim()
};
predefinedRuleSet.Declarations = ParseDeclarations(css);
return(predefinedRuleSet);
}
private Keyframe ParseKeyframe(string css)
{
Keyframe keyframe = new Keyframe();
IRule current = keyframe;
string buffer = string.Empty;
bool nestedClassClosed = true;
foreach (char ch in css)
{
switch (ch)
{
case ';':
Declaration declaration = ParseDeclaration(buffer.Trim());
if (declaration != null)
{
current.Declarations.Add(declaration);
}
buffer = string.Empty;
break;
case '{':
IRule nestedClass;
nestedClass = new PredefinedRuleSet
{
Selector = buffer.Trim()
};
keyframe.NestedRules.Add(nestedClass);
buffer = string.Empty;
current = nestedClass;
nestedClassClosed = false;
break;
case '}':
nestedClassClosed = true;
break;
default:
buffer += ch;
break;
}
}
if (!nestedClassClosed)
{
throw StyledException.GetException(css, "A nested class is missing a '}' character", null);
}
if (buffer.Trim() != string.Empty)
{
throw StyledException.GetException(buffer, "This is usually caused by a missing ';' character at the end of a declaration", null);
}
keyframe.SetClassName();
return(keyframe);
}
private RuleSet ParseRuleSet(string css)
{
RuleSet ruleSet = new RuleSet();
IRule current = ruleSet;
string buffer = string.Empty;
foreach (char ch in css)
{
switch (ch)
{
case ';':
var declaration = ParseDeclaration(buffer.Trim());
if (declaration != null)
{
current.Declarations.Add(declaration);
}
buffer = string.Empty;
break;
case '{':
IRule nestedClass;
if (buffer.IndexOf("@media") == -1)
{
nestedClass = new PredefinedRuleSet();
nestedClass.Selector = buffer.Trim();
}
else
{
nestedClass = new MediaQuery();
nestedClass.Selector = buffer.Trim() + "{&";
}
ruleSet.NestedRules.Add(nestedClass);
buffer = string.Empty;
current = nestedClass;
break;
case '}':
break;
default:
buffer += ch;
break;
}
}
ruleSet.SetClassName();
return(ruleSet);
}
private Keyframe ParseKeyframe(string css)
{
var keyframe = new Keyframe();
IRule current = keyframe;
string buffer = string.Empty;
foreach (char ch in css)
{
switch (ch)
{
case ';':
var declaration = ParseDeclaration(buffer.Trim());
if (declaration != null)
{
current.Declarations.Add(declaration);
}
buffer = string.Empty;
break;
case '{':
IRule nestedClass;
nestedClass = new PredefinedRuleSet
{
Selector = buffer.Trim()
};
keyframe.NestedRules.Add(nestedClass);
buffer = string.Empty;
current = nestedClass;
break;
case '}':
break;
default:
buffer += ch;
break;
}
}
keyframe.SetClassName();
return(keyframe);
}
private RuleSet ParseRuleSet(string css)
{
RuleSet ruleSet = new RuleSet
{
Label = _id != DEFAULT ? _id : null
};
IRule current = ruleSet;
string buffer = string.Empty;
bool nestedClassClosed = true; //Start from true becuase the parent doesnt need to be closed
foreach (char ch in css)
{
switch (ch)
{
case ';':
Declaration declaration = ParseDeclaration(buffer.Trim());
if (declaration != null)
{
if (declaration.Property == "label")
{
current.Label = current.Label == null?declaration.Value.Trim() : $"{current.Label}-{declaration.Value.Trim()}";
}
else
{
current.Declarations.Add(declaration);
}
}
buffer = string.Empty;
break;
case '{':
IRule nestedClass;
if (buffer.IndexOf("@media") == -1)
{
nestedClass = new PredefinedRuleSet
{
Selector = buffer.Trim()
};
}
else
{
nestedClass = new MediaQuery
{
Selector = buffer.Trim() + "{&"
};
}
ruleSet.NestedRules.Add(nestedClass);
buffer = string.Empty;
current = nestedClass;
nestedClassClosed = false;
break;
case '}':
nestedClassClosed = true;
break;
default:
buffer += ch;
break;
}
}
if (!nestedClassClosed)
{
throw StyledException.GetException(css, "A nested class is missing a '}' character", null);
}
if (buffer.Trim() != string.Empty)
{
throw StyledException.GetException(buffer, "This is usually caused by a missing ';' character at the end of a declaration", null);
}
ruleSet.SetClassName();
return(ruleSet);
}