package com.dmarcotte.handlebars;
import com.dmarcotte.handlebars.parsing.HbLexer;
import com.dmarcotte.handlebars.parsing.HbTokenTypes;
import com.intellij.lang.annotation.HighlightSeverity;
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.openapi.util.Pair;
import com.intellij.psi.tree.IElementType;
import org.jetbrains.annotations.NotNull;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.Map;
public class HbHighlighter extends SyntaxHighlighterBase {
private static final Map<IElementType, TextAttributesKey> keys1;
private static final Map<IElementType, TextAttributesKey> keys2;
@NotNull
public Lexer getHighlightingLexer() {
return new HbLexer();
}
private static final TextAttributesKey MUSTACHES = TextAttributesKey.createTextAttributesKey(
"HANDLEBARS.MUSTACHES",
DefaultLanguageHighlighterColors.BRACES
);
private static final TextAttributesKey IDENTIFIERS = TextAttributesKey.createTextAttributesKey(
"HANDLEBARS.IDENTIFIERS",
DefaultLanguageHighlighterColors.KEYWORD
);
private static final TextAttributesKey COMMENTS = TextAttributesKey.createTextAttributesKey(
"HANDLEBARS.COMMENTS",
DefaultLanguageHighlighterColors.BLOCK_COMMENT
);
private static final TextAttributesKey OPERATORS = TextAttributesKey.createTextAttributesKey(
"HANDLEBARS.OPERATORS",
DefaultLanguageHighlighterColors.OPERATION_SIGN
);
private static final TextAttributesKey VALUES = TextAttributesKey.createTextAttributesKey(
"HANDLEBARS.VALUES",
DefaultLanguageHighlighterColors.NUMBER
);
private static final TextAttributesKey STRINGS = TextAttributesKey.createTextAttributesKey(
"HANDLEBARS.STRINGS",
DefaultLanguageHighlighterColors.STRING
);
private static final TextAttributesKey DATA_PREFIX = TextAttributesKey.createTextAttributesKey(
"HANDLEBARS.DATA_PREFIX",
DefaultLanguageHighlighterColors.KEYWORD
);
private static final TextAttributesKey ESCAPE = TextAttributesKey.createTextAttributesKey(
"HANDLEBARS.ESCAPE",
DefaultLanguageHighlighterColors.VALID_STRING_ESCAPE
);
static {
keys1 = new HashMap<IElementType, TextAttributesKey>();
keys2 = new HashMap<IElementType, TextAttributesKey>();
keys1.put(HbTokenTypes.OPEN, MUSTACHES);
keys1.put(HbTokenTypes.OPEN_BLOCK, MUSTACHES);
keys1.put(HbTokenTypes.OPEN_PARTIAL, MUSTACHES);
keys1.put(HbTokenTypes.OPEN_ENDBLOCK, MUSTACHES);
keys1.put(HbTokenTypes.OPEN_INVERSE, MUSTACHES);
keys1.put(HbTokenTypes.OPEN_UNESCAPED, MUSTACHES);
keys1.put(HbTokenTypes.CLOSE, MUSTACHES);
keys1.put(HbTokenTypes.CLOSE_UNESCAPED, MUSTACHES);
keys1.put(HbTokenTypes.ID, IDENTIFIERS);
keys1.put(HbTokenTypes.COMMENT, COMMENTS);
keys1.put(HbTokenTypes.UNCLOSED_COMMENT, COMMENTS);
keys1.put(HbTokenTypes.EQUALS, OPERATORS);
keys1.put(HbTokenTypes.SEP, OPERATORS);
keys1.put(HbTokenTypes.NUMBER, VALUES);
keys1.put(HbTokenTypes.ELSE, IDENTIFIERS);
keys1.put(HbTokenTypes.BOOLEAN, VALUES);
keys1.put(HbTokenTypes.STRING, STRINGS);
keys1.put(HbTokenTypes.DATA_PREFIX, DATA_PREFIX);
keys1.put(HbTokenTypes.ESCAPE_CHAR, ESCAPE);
}
@NotNull
public TextAttributesKey[] getTokenHighlights(IElementType tokenType) {
return pack(keys1.get(tokenType), keys2.get(tokenType));
}
public static final Map<TextAttributesKey, Pair<String, HighlightSeverity>> DISPLAY_NAMES
= new LinkedHashMap<TextAttributesKey, Pair<String, HighlightSeverity>>();
static {
DISPLAY_NAMES.put(MUSTACHES, new Pair<String, HighlightSeverity>(HbBundle.message("hb.page.colors.descriptor.mustaches.key"), null));
DISPLAY_NAMES
.put(IDENTIFIERS, new Pair<String, HighlightSeverity>(HbBundle.message("hb.page.colors.descriptor.identifiers.key"), null));
DISPLAY_NAMES.put(COMMENTS, new Pair<String, HighlightSeverity>(HbBundle.message("hb.page.colors.descriptor.comments.key"), null));
DISPLAY_NAMES.put(OPERATORS, new Pair<String, HighlightSeverity>(HbBundle.message("hb.page.colors.descriptor.operators.key"), null));
DISPLAY_NAMES.put(VALUES, new Pair<String, HighlightSeverity>(HbBundle.message("hb.page.colors.descriptor.values.key"), null));
DISPLAY_NAMES.put(STRINGS, new Pair<String, HighlightSeverity>(HbBundle.message("hb.page.colors.descriptor.strings.key"), null));
DISPLAY_NAMES
.put(DATA_PREFIX, new Pair<String, HighlightSeverity>(HbBundle.message("hb.page.colors.descriptor.data.prefix.key"), null));
DISPLAY_NAMES.put(ESCAPE, new Pair<String, HighlightSeverity>(HbBundle.message("hb.page.colors.descriptor.escape.key"), null));
}
}