jminusminus

Class JBlock

java.lang.Object

jminusminus.JAST

jminusminus.JStatement

jminusminus.JBlock

 class JBlock
extends JStatement

The AST node for a block, which delimits a nested level of scope.

Field Summary

Fields inherited from class jminusminus.JAST

compilationUnit, line

Constructor Summary

Constructors

Constructor and Description
JBlock(int line, ArrayList<JStatement> statements) Construct an AST node for a block given its line number, and the list of statements forming the block body.

Method Summary

Methods

Modifier and Type	Method and Description
JBlock	analyze(Context context) Analyzing a block consists of creating a new nested context for that block and analyzing each of its statements within that context.
void	codegen(CLEmitter output) Generating code for a block consists of generating code for each of its statements.
ArrayList<JStatement>	statements() Return the list of statements comprising the block.
void	writeToStdOut(PrettyPrinter p) Write the information pertaining to this AST to STDOUT.

Methods inherited from class jminusminus.JAST

line, partialCodegen

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

JBlock

public JBlock(int line,
      ArrayList<JStatement> statements)

Construct an AST node for a block given its line number, and the list of statements forming the block body.

Parameters:

line - line in which the block occurs in the source file.

statements - list of statements forming the block body.

Method Detail

statements

public ArrayList<JStatement> statements()

Return the list of statements comprising the block.

Returns:

list of statements.

analyze

public JBlock analyze(Context context)

Analyzing a block consists of creating a new nested context for that block and analyzing each of its statements within that context.

Specified by:

analyze in class JAST

Parameters:

context - context in which names are resolved.

Returns:

the analyzed (and possibly rewritten) AST subtree.

codegen

public void codegen(CLEmitter output)

Generating code for a block consists of generating code for each of its statements.

Specified by:

codegen in class JAST

Parameters:

output - the code emitter (basically an abstraction for producing the .class file).

writeToStdOut

public void writeToStdOut(PrettyPrinter p)

Description copied from class: JAST

Write the information pertaining to this AST to STDOUT.

Specified by:

writeToStdOut in class JAST

Parameters:

p - for pretty printing with indentation.