diff options
Diffstat (limited to '')
| -rw-r--r-- | src/Test.java | 2 | ||||
| -rw-r--r-- | src/argparser/ArgParser.java | 183 |
2 files changed, 173 insertions, 12 deletions
diff --git a/src/Test.java b/src/Test.java index a06a0fe..c9c04a2 100644 --- a/src/Test.java +++ b/src/Test.java @@ -25,7 +25,7 @@ public class Test { System.out.println("Parent: " + ArgParser.parentName()); - ArgParser parser = new ArgParser("A test for argparser", "test [options] [files]", + ArgParser parser = new ArgParser.Abbreviations("A test for argparser", "test [options] [files]", "Copyright © 2013 Mattias Andrée (maandree@member.fsf.org)\n" + "\n" + "This library is free software: you can redistribute it and/or modify\n" + diff --git a/src/argparser/ArgParser.java b/src/argparser/ArgParser.java index 43d5a83..b2b56a1 100644 --- a/src/argparser/ArgParser.java +++ b/src/argparser/ArgParser.java @@ -596,6 +596,161 @@ public class ArgParser /** + * Abbreviations expander + * + * @param argument The unrecognised option + * @param options all recognised options + * @return The only alternative, or {@code null} + */ + public String abbreviations(final String argument, final String[] options) + { + return null; + } + + /** + * Standard abbreviations expander + * + * @param argument The unrecognised option + * @param options all recognised options + * @return The only alternative, or {@code null} + */ + public static String standardAbbreviations(final String argument, final String[] options) + { + String rc = null; + for (final String option : options) + if (option.startsWith(argument)) + if (rc == null) + rc = option; + else + return null; + return rc; + } + + /** + * Abbreviations expander façade + * + * @param argument The unrecognised option + * @return The only alternative, or {@code null} + */ + private String expand(final String argument) + { + final Set<String> set = this.optmap.keySet(); + final String[] options = new String[set.size()]; + set.toArray(options); + return abbreviations(argument, options); + } + + /** + * Variant of {@link ArgParser} that uses standard abbreviations + */ + public static class Abbreviations extends ArgParser + { + /** + * <p>Constructor</p> + * <p> + * The short description is printed on same line as the program name + * </p> + * + * @param description Short, single-line, description of the program + * @param usage Formated, multi-line, usage text, may be {@code null} + */ + public Abbreviations(final String description, final String usage) + { super(description, usage); + } + + /** + * <p>Constructor</p> + * <p> + * The short description is printed on same line as the program name + * </p> + * + * @param description Short, single-line, description of the program + * @param usage Formated, multi-line, usage text, may be {@code null} + * @param useStderr Whether to use stderr instead of stdout + */ + public Abbreviations(final String description, final String usage, final boolean useStderr) + { super(description, usage, useStderr); + } + + /** + * <p>Constructor</p> + * <p> + * The short description is printed on same line as the program name + * </p> + * + * @param description Short, single-line, description of the program + * @param usage Formated, multi-line, usage text, may be {@code null} + * @param longDescription Long, multi-line, description of the program, may be {@code null} + */ + public Abbreviations(final String description, final String usage, final String longDescription) + { super(description, usage, longDescription); + } + + /** + * <p>Constructor</p> + * <p> + * The short description is printed on same line as the program name + * </p> + * + * @param description Short, single-line, description of the program + * @param usage Formated, multi-line, usage text, may be {@code null} + * @param longDescription Long, multi-line, description of the program, may be {@code null} + * @param useStderr Whether to use stderr instead of stdout + */ + public Abbreviations(final String description, final String usage, final String longDescription, final boolean useStderr) + { super(description, usage, longDescription, useStderr); + } + + /** + * <p>Constructor</p> + * <p> + * The short description is printed on same line as the program name + * </p> + * + * @param description Short, single-line, description of the program + * @param usage Formated, multi-line, usage text, may be {@code null} + * @param longDescription Long, multi-line, description of the program, may be {@code null} + * @param program The name of the program, {@code null} for automatic + */ + public Abbreviations(final String description, final String usage, final String longDescription, final String program) + { super(description, usage, longDescription, program); + } + + /** + * <p>Constructor</p> + * <p> + * The short description is printed on same line as the program name + * </p> + * + * @param description Short, single-line, description of the program + * @param usage Formated, multi-line, usage text, may be {@code null} + * @param longDescription Long, multi-line, description of the program, may be {@code null} + * @param program The name of the program, {@code null} for automatic + * @param useStderr Whether to use stderr instead of stdout + */ + public Abbreviations(final String description, final String usage, final String longDescription, final String program, final boolean useStderr) + { super(description, usage, longDescription, program, useStderr); + } + + + + /** + * Abbreviations expander + * + * @param argument The unrecognised option + * @param options all recognised options + * @return The only alternative, or {@code null} + */ + @Override + public String abbreviations(final String argument, final String[] options) + { + return ArgParser.standardAbbreviations(argument, options); + } + + } + + + /** * Gets the name of the parent process * * @return The name of the parent process @@ -1208,7 +1363,7 @@ public class ArgParser else if (arg.contains("=")) { String arg_opt = arg.substring(0, arg.indexOf('=')); Option arg_opt_opt = this.optmap.get(arg_opt); - String value = arg.substring(arg.indexOf('=') + 1) + String value = arg.substring(arg.indexOf('=') + 1); if ((arg_opt_opt != null) && (arg_opt_opt instanceof Argumented)) { optqueue.add(arg_opt); argqueue.add(value); @@ -1220,11 +1375,14 @@ public class ArgParser ((Argumented)arg_opt_opt).trigger(arg_opt, value); } else - { if (++this.unrecognisedCount <= 5) - this.println(this.program + ": warning: unrecognised option " + arg_opt, true); - rc = false; - } - } + { String _arg; + if ((_arg = this.expand(arg_opt)) != null) + queue.add(0, _arg + "=" + value); + else + { if (++this.unrecognisedCount <= 5) + this.println(this.program + ": warning: unrecognised option " + arg_opt, true); + rc = false; + } } } else if ((opt != null) && (opt.getClass() == Variadic.class)) { optqueue.add(arg); argqueue.add(null); @@ -1236,11 +1394,14 @@ public class ArgParser get++; } else - { if (++this.unrecognisedCount <= 5) - this.println(this.program + ": warning: unrecognised option " + arg, true); - rc = false; - } - } + { String _arg; + if ((_arg = this.expand(arg)) != null) + queue.add(0, _arg); + else + { if (++this.unrecognisedCount <= 5) + this.println(this.program + ": warning: unrecognised option " + arg, true); + rc = false; + } } } else { String sign = String.valueOf(arg.charAt(0)), narg; int i = 1, n = arg.length(); |