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dmd.statement
Compiler implementation of the
D programming language.
Authors:
License:
Source: statement.d
- TypeIdentifier
getThrowable
(); - Returns:TypeIdentifier corresponding to object.Throwable
- abstract class
Statement
: dmd.root.rootobject.RootObject; Specification:
http: //dlang.org/spec/statement.html
- bool
hasBreak
(); - Determine if an enclosed break would apply to this statement, such as if it is a loop or switch statement.Returns:true if it does
- bool
hasContinue
(); - Determine if an enclosed continue would apply to this statement, such as if it is a loop statement.Returns:true if it does
- final bool
usesEH
(); - Returns:true if statement uses exception handling
- final bool
comeFrom
(); - Returns:true if statement 'comes from' somewhere else, like a goto
- final bool
hasCode
(); - Returns:true if statement has executable code.
- Statement
scopeCode
(Scope*sc
, Statement*sentry
, Statement*sexception
, Statement*sfinally
); - If this statement has code that needs to run in a finally clause at the end of the current scope, return that code in the form of a Statement.Parameters:
Scope* sc
context Statement* sentry
set to code executed upon entry to the scope Statement* sexception
set to code executed upon exit from the scope via exception Statement* sfinally
set to code executed in finally block Returns:code to be run in the finally clause - Statements*
flatten
(Scope*sc
); - Flatten out the scope by presenting the statement as an array of statements.Parameters:
Scope* sc
context Returns:The array of Statements, or null if no flattening necessary - inout pure nothrow inout(Statement)
last
(); - Find
last
statement in a sequence of statements.Returns:thelast
statement, or null if there isn't one - ErrorStatement
isErrorStatement
();
inout pure nothrow inout(ScopeStatement)isScopeStatement
();
ExpStatementisExpStatement
();
inout pure nothrow inout(CompoundStatement)isCompoundStatement
();
inout pure nothrow inout(ReturnStatement)isReturnStatement
();
IfStatementisIfStatement
();
CaseStatementisCaseStatement
();
DefaultStatementisDefaultStatement
();
LabelStatementisLabelStatement
();
pure GotoDefaultStatementisGotoDefaultStatement
();
pure GotoCaseStatementisGotoCaseStatement
();
inout pure nothrow inout(BreakStatement)isBreakStatement
();
DtorExpStatementisDtorExpStatement
();
ForwardingStatementisForwardingStatement
(); - A cheaper method of doing downcasting of Statements.Returns:the downcast statement if it can be downcasted, otherwise null
- void
accept
(Visitorv
); - Support Visitor PatternParameters:
Visitor v
visitor
- class
ErrorStatement
: dmd.statement.Statement; - Any Statement that fails semantic() or has a component that is an ErrorExp or a TypeError should return an
ErrorStatement
from semantic(). - class
PeelStatement
: dmd.statement.Statement; - Statement
toStatement
(Dsymbols
); - Convert TemplateMixin members (== Dsymbols) to Statements.
- class
ExpStatement
: dmd.statement.Statement; - class
DtorExpStatement
: dmd.statement.ExpStatement; - class
CompileStatement
: dmd.statement.Statement; - class
CompoundStatement
: dmd.statement.Statement; -
- final this(Loc
loc
, Statements*s
); - Construct a CompoundStatement using an already existing array of Statement
s
Parameters:Loc loc
Instantiation information Statements* s
An array of Statement s
, that will referenced by this class - final this(Loc
loc
, Statement[]sts
...); - Construct a CompoundStatement from an array of StatementsParameters:
Loc loc
Instantiation information s A variadic array of Statements, that will copied in this class The entries themselves will not be copied.
- class
CompoundDeclarationStatement
: dmd.statement.CompoundStatement; - class
UnrolledLoopStatement
: dmd.statement.Statement; - The purpose of this is so that continue will go to the next of the statements, and break will go to the end of the statements.
- class
ScopeStatement
: dmd.statement.Statement; - class
ForwardingStatement
: dmd.statement.Statement; - Statement whose symbol table contains foreach index variables in a local scope and forwards other members to the parent scope. This wraps a statement.Also see: dmd.attrib.ForwardingAttribDeclaration
- ForwardingScopeDsymbol
sym
; - The symbol containing the static foreach variables.
- Statement
statement
; - The wrapped
statement
. - Statements*
flatten
(Scope*sc
); - ForwardingStatements are distributed over the flattened sequence of statements. This prevents flattening to be "blocked" by a ForwardingStatement and is necessary, for example, to support generating scope guards with `static foreach`:static foreach(i; 0 .. 10) scope(exit) writeln(i); writeln("this is printed first"); // then, it prints 10, 9, 8, 7, ...
- class
WhileStatement
: dmd.statement.Statement; - class
DoStatement
: dmd.statement.Statement; - class
ForStatement
: dmd.statement.Statement; - class
ForeachStatement
: dmd.statement.Statement; - class
ForeachRangeStatement
: dmd.statement.Statement; - class
IfStatement
: dmd.statement.Statement; - class
ConditionalStatement
: dmd.statement.Statement; - class
StaticForeachStatement
: dmd.statement.Statement; - Static foreach statements, like: void main() { static foreach(i; 0 .. 10) { pragma(msg, i); } }
- class
PragmaStatement
: dmd.statement.Statement; - class
StaticAssertStatement
: dmd.statement.Statement; - class
SwitchStatement
: dmd.statement.Statement; - class
CaseStatement
: dmd.statement.Statement; - class
CaseRangeStatement
: dmd.statement.Statement; - class
DefaultStatement
: dmd.statement.Statement; - class
GotoDefaultStatement
: dmd.statement.Statement; - class
GotoCaseStatement
: dmd.statement.Statement; - class
SwitchErrorStatement
: dmd.statement.Statement; - class
ReturnStatement
: dmd.statement.Statement; - class
BreakStatement
: dmd.statement.Statement; - class
ContinueStatement
: dmd.statement.Statement; - class
SynchronizedStatement
: dmd.statement.Statement; - class
WithStatement
: dmd.statement.Statement; - class
TryCatchStatement
: dmd.statement.Statement; - class
Catch
: dmd.root.rootobject.RootObject; - class
TryFinallyStatement
: dmd.statement.Statement; - class
OnScopeStatement
: dmd.statement.Statement; - class
ThrowStatement
: dmd.statement.Statement; - class
DebugStatement
: dmd.statement.Statement; - class
GotoStatement
: dmd.statement.Statement; - class
LabelStatement
: dmd.statement.Statement; - class
LabelDsymbol
: dmd.dsymbol.Dsymbol; - class
AsmStatement
: dmd.statement.Statement; - class
CompoundAsmStatement
: dmd.statement.CompoundStatement; - a complete asm {} block
- class
ImportStatement
: dmd.statement.Statement;
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