/*
 * Copyright (C) 2016 Reece H. Dunn
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package uk.co.reecedunn.intellij.plugin.xquery.lexer;

import com.intellij.lexer.Lexer;
import com.intellij.openapi.editor.colors.TextAttributesKey;
import com.intellij.openapi.fileTypes.SyntaxHighlighterBase;
import com.intellij.psi.tree.IElementType;
import org.jetbrains.annotations.NotNull;
import uk.co.reecedunn.intellij.plugin.xquery.LanguageLevel;

public class SyntaxHighlighter extends SyntaxHighlighterBase {
    @NotNull
    @Override
    public Lexer getHighlightingLexer() {
        return new XQueryLexer(LanguageLevel.XQUERY_1_0);
    }

    @NotNull
    @Override
    public TextAttributesKey[] getTokenHighlights(IElementType type) {
        return EMPTY;
    }
}

/*
 * Copyright (C) 2016 Reece H. Dunn
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package uk.co.reecedunn.intellij.plugin.xquery.lexer;

import com.intellij.lexer.Lexer;
import com.intellij.openapi.editor.DefaultLanguageHighlighterColors;
import com.intellij.openapi.editor.colors.TextAttributesKey;
import com.intellij.openapi.fileTypes.SyntaxHighlighterBase;
import com.intellij.psi.tree.IElementType;
import org.jetbrains.annotations.NotNull;
import uk.co.reecedunn.intellij.plugin.xquery.LanguageLevel;
import uk.co.reecedunn.intellij.plugin.xquery.XQueryTokenType;

public class SyntaxHighlighter extends SyntaxHighlighterBase {
    @NotNull
    @Override
    public Lexer getHighlightingLexer() {
        return new XQueryLexer(LanguageLevel.XQUERY_1_0);
    }

    @NotNull
    @Override
    public TextAttributesKey[] getTokenHighlights(IElementType type) {
        if (type == XQueryTokenType.INTEGER_LITERAL ||
            type == XQueryTokenType.DECIMAL_LITERAL ||
            type == XQueryTokenType.DOUBLE_LITERAL) {
            return pack(DefaultLanguageHighlighterColors.NUMBER);
        }
        return EMPTY;
    }
}

Use the NUMBER colour for highlighting integer, decimal and double literals.