org.codehaus.groovy.transform.powerassert
Class SourceText

java.lang.Object
  org.codehaus.groovy.transform.powerassert.SourceText

public class SourceText
extends Object

Provides the source text for an assertion statement and translates coordinates in the original source text to coordinates relative to the assertion's (normalized) source text.

Author:

Peter Niederwieser

Constructor Summary

SourceText(AssertStatement stat, SourceUnit sourceUnit, Janitor janitor)
Constructs a SourceText by reading the given assertion's source text from the given source unit.

Method Summary

int	getNormalizedColumn(int line, int column) Returns the column in getNormalizedText() corresponding to the given line and column in the original source text.
int	getNormalizedColumn(String str, int line, int column) Returns the normalized column of the last occurrence of the given substring within the original source text ending before the given line and column (exclusive), or -1 if no such occurrence is found.
String	getNormalizedText() Returns the assertion's source text after removing line breaks.

Methods inherited from class java.lang.Object

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

Constructor Detail

SourceText

public SourceText(AssertStatement stat,
                  SourceUnit sourceUnit,
                  Janitor janitor)

Constructs a SourceText by reading the given assertion's source text from the given source unit.

Parameters:

stat - an assertion statement

sourceUnit - the source unit containing the assertion statement

janitor - a Janitor for cleaning up reader sources

Method Detail

getNormalizedText

public String getNormalizedText()

Returns the assertion's source text after removing line breaks.

Limitation: Line comments within the assertion's source text are not handled.

Returns:

the assertion's source text after removing line breaks.

getNormalizedColumn

public int getNormalizedColumn(int line,
                               int column)

Returns the column in getNormalizedText() corresponding to the given line and column in the original source text. The first character in the normalized text has column 1.

Parameters:

line - a line number

column - a column number

Returns:

the column in getNormalizedText() corresponding to the given line and column in the original source text

getNormalizedColumn

public int getNormalizedColumn(String str,
                               int line,
                               int column)

Returns the normalized column of the last occurrence of the given substring within the original source text ending before the given line and column (exclusive), or -1 if no such occurrence is found.

Parameters:

str - a substring in the original source text

line - a line number

column - a column number

Returns:

the normalized column of the last occurrence of the given substring within the original source text ending before the given line and column (exclusive), or -1 if no such occurrence is found