public IfAction(ParseInfo parseInfo, Scope scope, If ifContext)
{
// Get the if condition.
Expression = parseInfo.GetExpression(scope, ifContext.Expression);
// Contains the path info of all blocks in the if/else-if/else list.
var paths = new List <PathInfo>();
// Get the if's block.
Block = parseInfo.GetStatement(scope, ifContext.Statement);
// Add the if block path info.
paths.Add(new PathInfo(Block, ifContext.Range, false));
// Get the else-ifs.
ElseIfs = new ElseIfAction[ifContext.ElseIfs.Count];
for (int i = 0; i < ElseIfs.Length; i++)
{
ElseIfs[i] = new ElseIfAction(parseInfo, scope, ifContext.ElseIfs[i]);
paths.Add(new PathInfo(Block, ifContext.Range, false));
}
// If there is an else statement, get the else block.
if (ifContext.Else != null)
{
ElseBlock = parseInfo.GetStatement(scope, ifContext.Else.Statement);
// Add the else path info.
paths.Add(new PathInfo(ElseBlock, ifContext.Range, true));
}
Paths = paths.ToArray();
}
public ElseIfAction(ParseInfo parseInfo, Scope scope, ElseIf elseIfContext)
{
// Get the else-if's expression.
Expression = parseInfo.GetExpression(scope, elseIfContext.Expression);
// Get the else-if's block.
Block = parseInfo.GetStatement(scope, elseIfContext.Statement);
}
public ElseIfAction(ParseInfo parseInfo, Scope scope, ElseIf elseIfContext)
{
// Get the else-if's expression.
Expression = parseInfo.GetExpression(scope, elseIfContext.Expression);
TypeComparison.ExpectNonConstant(parseInfo, elseIfContext.Expression.Range, Expression.Type());
// Get the else-if's block.
Block = parseInfo.GetStatement(scope, elseIfContext.Statement);
}
private SwitchElement[] ResolveElements(ParseInfo parseInfo, Scope scope, Switch switchContext)
{
List <SwitchElement> elements = new List <SwitchElement>();
bool inSection = false;
bool caseError = false;
bool gotDefault = false;
// Resolve paths.
foreach (var statement in switchContext.Statements)
{
var switchCase = statement as SwitchCase;
// Syntax error if there is a statement before a case.
if (switchCase == null && !inSection && !caseError)
{
parseInfo.Script.Diagnostics.Error("Expected case or default.", statement.Range);
caseError = true;
}
// Don't throw the syntax error multiple times in one switch.
if (switchCase != null)
{
inSection = true;
}
// Default case.
if (switchCase != null && switchCase.IsDefault)
{
if (gotDefault)
{
parseInfo.Script.Diagnostics.Error("Switch cannot have multiple defaults.", switchCase.Range);
}
gotDefault = true;
}
// Get the statement
if (switchCase == null)
{
elements.Add(new SwitchElement(parseInfo.GetStatement(scope, statement)));
}
// Get the case
else if (!switchCase.IsDefault)
{
elements.Add(new SwitchElement(switchCase.Token.Range, parseInfo.GetExpression(scope, switchCase.Value)));
}
// Get default
else
{
elements.Add(new SwitchElement(switchCase.Token.Range));
}
}
return(elements.ToArray());
}
public BlockAction(ParseInfo parseInfo, Scope scope, Block blockContext)
{
BlockScope = scope.Child();
Statements = new IStatement[blockContext.Statements.Count];
for (int i = 0; i < Statements.Length; i++)
{
Statements[i] = parseInfo.GetStatement(BlockScope, blockContext.Statements[i]);
}
parseInfo.Script.AddCompletionRange(new CompletionRange(BlockScope, blockContext.Range, CompletionRangeKind.Catch));
}
private SwitchElement[] ResolveElements(ParseInfo parseInfo, Scope scope, DeltinScriptParser.SwitchContext switchContext)
{
List <SwitchElement> elements = new List <SwitchElement>();
bool inSection = false;
bool caseError = false;
bool gotDefault = false;
// Resolve paths.
foreach (var switchElement in switchContext.switch_element())
{
// Syntax error if there is a statement before a case.
if (switchElement.documented_statement() != null && !inSection && !caseError)
{
parseInfo.Script.Diagnostics.Error("Expected case or default.", DocRange.GetRange(switchElement));
caseError = true;
}
// Don't throw the syntax error multiple times in one switch.
if (switchElement.DEFAULT() != null || switchElement.@case() != null)
{
inSection = true;
}
// Default case.
if (switchElement.DEFAULT() != null)
{
if (gotDefault)
{
parseInfo.Script.Diagnostics.Error("Switch cannot have multiple defaults.", DocRange.GetRange(switchElement));
}
gotDefault = true;
}
// Get the statement
if (switchElement.documented_statement() != null)
{
elements.Add(new SwitchElement(parseInfo.GetStatement(scope, switchElement.documented_statement())));
}
// Get the case
else if (switchElement.@case() != null)
{
elements.Add(new SwitchElement(DocRange.GetRange(switchElement.@case().CASE()), parseInfo.GetExpression(scope, switchElement.@case().expr())));
}
// Get default
else if (switchElement.DEFAULT() != null)
{
elements.Add(new SwitchElement(DocRange.GetRange(switchElement.DEFAULT())));
}
}
return(elements.ToArray());
}
public BlockAction(ParseInfo parseInfo, Scope scope, DeltinScriptParser.S_blockContext blockContext)
{
BlockScope = scope.Child();
if (blockContext.statement() == null)
{
Statements = new IStatement[0];
}
else
{
Statements = new IStatement[blockContext.statement().Length];
for (int i = 0; i < Statements.Length; i++)
{
Statements[i] = parseInfo.GetStatement(BlockScope, blockContext.statement(i));
}
}
parseInfo.Script.AddCompletionRange(new CompletionRange(BlockScope, DocRange.GetRange(blockContext.BLOCK_START(), blockContext.BLOCK_END()), CompletionRangeKind.Catch));
}
