Split out error codes into separate files

pkg/analyzer/lib/src/analysis_options/error/option_codes.dart

+// Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+library analyzer.src.analysis_options.error.option_codes;
+
+import 'package:analyzer/error/error.dart';
+
+/**
+ * The error codes used for errors in analysis options files. The convention for
+ * this class is for the name of the error code to indicate the problem that
+ * caused the error to be generated and for the error message to explain what is
+ * wrong and, when appropriate, how the problem can be corrected.
+ */
+class AnalysisOptionsErrorCode extends ErrorCode {
+  /**
+   * An error code indicating that there is a syntactic error in the file.
+   *
+   * Parameters:
+   * 0: the error message from the parse error
+   */
+  static const AnalysisOptionsErrorCode PARSE_ERROR =
+      const AnalysisOptionsErrorCode('PARSE_ERROR', '{0}');
+
+  /**
+   * Initialize a newly created error code to have the given [name].
+   */
+  const AnalysisOptionsErrorCode(String name, String message,
+      [String correction])
+      : super(name, message, correction);
+
+  @override
+  ErrorSeverity get errorSeverity => ErrorSeverity.ERROR;
+
+  @override
+  ErrorType get type => ErrorType.COMPILE_TIME_ERROR;
+}
+
+/**
+ * The error codes used for warnings in analysis options files. The convention
+ * for this class is for the name of the error code to indicate the problem that
+ * caused the error to be generated and for the error message to explain what is
+ * wrong and, when appropriate, how the problem can be corrected.
+ */
+class AnalysisOptionsWarningCode extends ErrorCode {
+  /**
+   * An error code indicating that a plugin is being configured with an
+   * unsupported option and legal options are provided.
+   *
+   * Parameters:
+   * 0: the plugin name
+   * 1: the unsupported option key
+   * 2: legal values
+   */
+  static const AnalysisOptionsWarningCode UNSUPPORTED_OPTION_WITH_LEGAL_VALUES =
+      const AnalysisOptionsWarningCode(
+          'UNSUPPORTED_OPTION_WITH_LEGAL_VALUES',
+          "The option '{1}' isn't supported by '{0}'.",
+          "Try using one of the supported options: {2}.");
+
+  /**
+   * An error code indicating that a plugin is being configured with an
+   * unsupported option where there is just one legal value.
+   *
+   * Parameters:
+   * 0: the plugin name
+   * 1: the unsupported option key
+   * 2: the legal value
+   */
+  static const AnalysisOptionsWarningCode UNSUPPORTED_OPTION_WITH_LEGAL_VALUE =
+      const AnalysisOptionsWarningCode(
+          'UNSUPPORTED_OPTION_WITH_LEGAL_VALUE',
+          "The option '{1}' isn't supported by '{0}'."
+          "Try using the only supported option: '{2}'.");
+
+  /**
+   * An error code indicating that an option entry is being configured with an
+   * unsupported value.
+   *
+   * Parameters:
+   * 0: the option name
+   * 1: the unsupported value
+   * 2: legal values
+   */
+  static const AnalysisOptionsWarningCode UNSUPPORTED_VALUE =
+      const AnalysisOptionsWarningCode(
+          'UNSUPPORTED_VALUE',
+          "The value '{1}' isn't supported by '{0}'.",
+          "Try using one of the supported options: {2}.");
+
+  /**
+   * An error code indicating that an unrecognized error code is being used to
+   * specify an error filter.
+   *
+   * Parameters:
+   * 0: the unrecognized error code
+   */
+  static const AnalysisOptionsWarningCode UNRECOGNIZED_ERROR_CODE =
+      const AnalysisOptionsWarningCode(
+          'UNRECOGNIZED_ERROR_CODE', "'{0}' isn't a recognized error code.");
+
+  /**
+   * Initialize a newly created warning code to have the given [name].
+   */
+  const AnalysisOptionsWarningCode(String name, String message,
+      [String correction])
+      : super(name, message, correction);
+
+  @override
+  ErrorSeverity get errorSeverity => ErrorSeverity.WARNING;
+
+  @override
+  ErrorType get type => ErrorType.STATIC_WARNING;
+}