| /******************************************************************************* |
| * Copyright (c) 2011-2012 University of Illinois and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Jeff Overbey (Illinois) - Initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.photran.internal.core.lang.linescanner; |
| |
| /** |
| * The type of a line read by a {@link FortranLineScanner}. |
| * <p> |
| * ISO/IEC 1539-1:2010, Section 3.3: "A Fortran program unit is a sequence of one or more |
| * lines, organized as Fortran statements, comments, and INCLUDE lines." (Note that we have |
| * also included OpenMP, OpenACC, and C preprocessor lines, which are not described in the Fortran |
| * language specification.) |
| * |
| * @author Jeff Overbey |
| * |
| * @see FortranLineScanner#getLineType() |
| */ |
| public enum FortranLineType { |
| /** |
| * A blank line. |
| * <p> |
| * A blank line consists of zero or more whitespace characters. |
| */ |
| BLANK, |
| |
| /** |
| * A Fortran comment. |
| * <p> |
| * Comments usually start with !, although in fixed form they may be indicated by a C, c, or * |
| * in column 1. |
| */ |
| COMMENT, |
| |
| /** An OpenMP or OpenACC directive, which starts with !$omp, !$acc, C$omp, c$acc, etc. */ |
| COMMENT_DIRECTIVE, |
| |
| /** A Fortran statement: a line which is not a comment, directive, or INCLUDE line */ |
| STATEMENT, |
| |
| /** |
| * A Fortran INCLUDE line. (This is distinct from a C preprocessor #include directive, which is |
| * treated as a {@link #PREPROCESSOR_DIRECTIVE}.) |
| */ |
| INCLUDE_LINE, |
| |
| /** A C preprocessor directive: #include, #define, #line, #error, etc. */ |
| PREPROCESSOR_DIRECTIVE; |
| } |