/*
* Copyright 2009 Max Ishchenko
*
* 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 net.ishchenko.idea.nginx.lexer;
import com.intellij.lexer.FlexAdapter;
import com.intellij.lexer.Lexer;
import com.intellij.openapi.editor.HighlighterColors;
import com.intellij.openapi.editor.SyntaxHighlighterColors;
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 java.util.HashMap;
import java.util.Map;
/**
* Created by IntelliJ IDEA.
* User: Max
* Date: 06.07.2009
* Time: 16:40:05
*/
public class NginxSyntaxHighlighter extends SyntaxHighlighterBase {
private Lexer lexer;
private final TextAttributesKey[] BAD_CHARACTER_KEYS = new TextAttributesKey[]{HighlighterColors.BAD_CHARACTER};
private final Map<IElementType, TextAttributesKey> colors = new HashMap<IElementType, TextAttributesKey>();
public NginxSyntaxHighlighter() {
lexer = new FlexAdapter(new _NginxLexer((java.io.Reader) null));
colors.put(NginxElementTypes.BAD_CHARACTER, HighlighterColors.BAD_CHARACTER);
colors.put(NginxElementTypes.COMMENT, SyntaxHighlighterColors.JAVA_BLOCK_COMMENT);
colors.put(NginxElementTypes.CONTEXT_NAME, SyntaxHighlighterColors.KEYWORD);
colors.put(NginxElementTypes.DIRECTIVE_STRING_VALUE, SyntaxHighlighterColors.STRING);
colors.put(NginxElementTypes.INNER_VARIABLE, SyntaxHighlighterColors.NUMBER);
}
@NotNull
public Lexer getHighlightingLexer() {
return lexer;
}
@NotNull
public TextAttributesKey[] getTokenHighlights(IElementType iElementType) {
TextAttributesKey[] textAttributesKeys = {colors.get(iElementType)};
if (textAttributesKeys == null) {
textAttributesKeys = BAD_CHARACTER_KEYS;
}
return textAttributesKeys;
}
}