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package com.lexicalscope.jewel.cli.parser; |
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import com.lexicalscope.jewel.cli.ArgumentValidationException; |
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| 5 | 244 | class ArgumentParserImpl implements ArgumentParser |
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{ |
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@Override |
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public void parseArguments(final ParsedArguments parsedArguments, final String... arguments) throws ArgumentValidationException |
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{ |
| 13 | 244 | boolean finishedOptions = false; |
| 14 | 818 | for (final String argument : arguments) |
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{ |
| 16 | 578 | if(finishedOptions) |
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{ |
| 18 | 16 | parsedArguments.addValue(argument); |
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} |
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else |
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{ |
| 22 | 562 | finishedOptions = add(parsedArguments, argument); |
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} |
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} |
| 25 | 240 | } |
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private boolean add(final ParsedArguments parsedArguments, final String argument) throws ArgumentValidationException |
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{ |
| 29 | 562 | if (startsWithDash(argument)) |
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{ |
| 31 | 260 | if (startsWithDoubleDash(argument)) |
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{ |
| 33 | 240 | if (argument.length() > 2) |
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{ |
| 35 | 230 | addOptionAndValue(parsedArguments, argument); |
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} |
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else |
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{ |
| 39 | 10 | parsedArguments.unparsedOptionsFollow(); |
| 40 | 10 | return true; |
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} |
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} |
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else |
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{ |
| 45 | 20 | addConjoinedOptions(parsedArguments, argument.substring(1)); |
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} |
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} |
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else |
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{ |
| 50 | 302 | parsedArguments.addValue(argument); |
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} |
| 52 | 548 | return false; |
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} |
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|
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private void addConjoinedOptions(final ParsedArguments parsedArguments, final String options) throws ArgumentValidationException |
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{ |
| 57 | 56 | for (int i = 0; i < options.length(); i++) |
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{ |
| 59 | 36 | parsedArguments.addOption(options.substring(i, i + 1)); |
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} |
| 61 | 20 | } |
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private void addOptionAndValue(final ParsedArguments parsedArguments, final String argument) throws ArgumentValidationException |
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{ |
| 65 | 230 | if (argument.contains("=")) |
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{ |
| 67 | 2 | final int separatorIndex = argument.indexOf("="); |
| 68 | 2 | parsedArguments.addOption(argument.substring(2, separatorIndex).trim()); |
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|
| 70 | 2 | if (argument.length() > separatorIndex + 1) |
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{ |
| 72 | 2 | parsedArguments.addValue(argument.substring(separatorIndex + 1).trim()); |
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} |
| 74 | 2 | } |
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else |
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{ |
| 77 | 228 | parsedArguments.addOption(argument.substring(2, argument.length()).trim()); |
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} |
| 79 | 226 | } |
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|
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private boolean startsWithDash(final String argument) |
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{ |
| 83 | 562 | return argument.length() > 1 && argument.startsWith("-"); |
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} |
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|
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private boolean startsWithDoubleDash(final String argument) |
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{ |
| 88 | 260 | return argument.startsWith("--"); |
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} |
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} |