Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.api/src/com/oracle/truffle/api/SourceSection.java @ 9520:3bb1834202f7
Merge.
author | Doug Simon <doug.simon@oracle.com> |
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date | Thu, 02 May 2013 17:35:36 +0200 |
parents | c485a44097b3 |
children | 5dc05fdcf3c2 |
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/* * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package com.oracle.truffle.api; /** * Represents a section in the source code of a guest language program. */ public class SourceSection { private final Source source; private final String identifier; private final int startLine; private final int startColumn; private final int charIndex; private final int charLength; /** * Creates a new object representing a section in the source code of a guest language program. * * @param source object representing the source program this is should be a section of * @param identifier an identifier used when printing the section * @param startLine the index of the start line of the section * @param startColumn the index of the start column of the section * @param charIndex the index of the first character of the section * @param charLength the length of the section in number of characters */ public SourceSection(Source source, String identifier, int startLine, int startColumn, int charIndex, int charLength) { this.source = source; this.identifier = identifier; this.startLine = startLine; this.startColumn = startColumn; this.charIndex = charIndex; this.charLength = charLength; } /** * Returns the source object representing the source program this is a section of. * * @return the source object */ public final Source getSource() { return source; } /** * Returns the index of the start line of this source section (inclusive). * * @return the start line */ public final int getStartLine() { return startLine; } /** * Returns the index of the start column of this source section (inclusive). * * @return the start column */ public final int getStartColumn() { return startColumn; } /** * Returns the index of the first character of this section. All characters of the source can be * retrieved via the {@link Source#getCode()} method. * * @return the character index */ public final int getCharIndex() { return charIndex; } /** * Returns the length of this section in characters. All characters of the source can be * retrieved via the {@link Source#getCode()} method. * * @return the character length */ public final int getCharLength() { return charLength; } /** * Returns the identifier of this source section that is used for printing the section. * * @return the identifier of the section */ public final String getIdentifier() { return identifier; } /** * Returns the code represented by this code section. * * @return the code as a String object */ public final String getCode() { return getSource().getCode().substring(charIndex, charLength); } @Override public String toString() { return String.format("%s:%d", source.getName(), startLine); } }