sirius.tagliatelle.compiler

Class Compiler

java.lang.Object

sirius.tagliatelle.compiler.Compiler

public class Compiler
extends Object

Compiles a sources file into a Template.

Field Summary

Fields

Modifier and Type	Field and Description
protected CompilationContext	context
protected parsii.tokenizer.LookaheadReader	reader

Constructor Summary

Constructors

Constructor and Description
Compiler(CompilationContext context, String input) Creates a new compiler for the given context and input.

Method Summary

Modifier and Type	Method and Description
List<CompileError>	compile() Compiles the given source into the template in the given CompilationContext.
void	consumeExpectedCharacter(char expectedCharacter) Consumes the expected character from the input.
CompilationContext	getContext() Returns the current context.
parsii.tokenizer.LookaheadReader	getReader()
boolean	isAtText(int offset, String text)
protected CompositeEmitter	parseBlock(TagHandler parentHandler, String waitFor) Parses a block within the input until a stop sequence is reached.
Expression	parseExpression(boolean skipWhitespaces) Parses an expression.
int	skipWhitespaces() Skips all whitespace characters at the current input location.
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

reader

protected parsii.tokenizer.LookaheadReader reader

context

protected CompilationContext context

Constructor Detail

Compiler

public Compiler(CompilationContext context,
                String input)

Creates a new compiler for the given context and input.

Parameters:

context - the context to operate on

input - the input to compile

Method Detail

compile

public List<CompileError> compile()
                           throws CompileException

Compiles the given source into the template in the given CompilationContext.

Note that this can only be invoked once per instance.

Returns:

a list of warnings collected while compiling the source

Throws:

CompileException - in case one or more errors occured.

parseBlock

protected CompositeEmitter parseBlock(@Nullable
                                      TagHandler parentHandler,
                                      @Nullable
                                      String waitFor)

Parses a block within the input until a stop sequence is reached.

Parameters:

parentHandler - the outer tag handler if present

waitFor - the sequence to determine that the block is completely processed

Returns:

an emitter representing the parsed content

parseExpression

public Expression parseExpression(boolean skipWhitespaces)

Parses an expression.

Parameters:

skipWhitespaces - determines if the parser should stop at a whitespace or continue.

Returns:

the parsed expression

getContext

public CompilationContext getContext()

Returns the current context.

Returns:

the compilation context

skipWhitespaces

public int skipWhitespaces()

Skips all whitespace characters at the current input location.

Returns:

the number of whitespaces which were skipped

consumeExpectedCharacter

public void consumeExpectedCharacter(char expectedCharacter)

Consumes the expected character from the input.

If the input does not point to the given character, nothing will be consumed and en error created.

Parameters:

expectedCharacter - the expected character

isAtText

public boolean isAtText(int offset,
                        String text)

getReader

public parsii.tokenizer.LookaheadReader getReader()

toString

public String toString()

Overrides:

toString in class Object