private void highlightInjectedSyntax(
@NotNull PsiFile injectedPsi, @NotNull HighlightInfoHolder holder) {
List<Trinity<IElementType, SmartPsiElementPointer<PsiLanguageInjectionHost>, TextRange>>
tokens = InjectedLanguageUtil.getHighlightTokens(injectedPsi);
if (tokens == null) return;
final Language injectedLanguage = injectedPsi.getLanguage();
Project project = injectedPsi.getProject();
SyntaxHighlighter syntaxHighlighter =
SyntaxHighlighterFactory.getSyntaxHighlighter(
injectedLanguage, project, injectedPsi.getVirtualFile());
final TextAttributes defaultAttrs = myGlobalScheme.getAttributes(HighlighterColors.TEXT);
for (Trinity<IElementType, SmartPsiElementPointer<PsiLanguageInjectionHost>, TextRange> token :
tokens) {
ProgressManager.checkCanceled();
IElementType tokenType = token.getFirst();
PsiLanguageInjectionHost injectionHost = token.getSecond().getElement();
if (injectionHost == null) continue;
TextRange textRange = token.getThird();
TextAttributesKey[] keys = syntaxHighlighter.getTokenHighlights(tokenType);
if (textRange.getLength() == 0) continue;
TextRange annRange = textRange.shiftRight(injectionHost.getTextRange().getStartOffset());
// force attribute colors to override host' ones
TextAttributes attributes = null;
for (TextAttributesKey key : keys) {
TextAttributes attrs2 = myGlobalScheme.getAttributes(key);
if (attrs2 != null) {
attributes = attributes == null ? attrs2 : TextAttributes.merge(attributes, attrs2);
}
}
TextAttributes forcedAttributes;
if (attributes == null || attributes.isEmpty() || attributes.equals(defaultAttrs)) {
forcedAttributes = TextAttributes.ERASE_MARKER;
} else {
HighlightInfo info =
HighlightInfo.newHighlightInfo(HighlightInfoType.INJECTED_LANGUAGE_FRAGMENT)
.range(annRange)
.textAttributes(TextAttributes.ERASE_MARKER)
.createUnconditionally();
holder.add(info);
forcedAttributes =
new TextAttributes(
attributes.getForegroundColor(),
attributes.getBackgroundColor(),
attributes.getEffectColor(),
attributes.getEffectType(),
attributes.getFontType());
}
HighlightInfo info =
HighlightInfo.newHighlightInfo(HighlightInfoType.INJECTED_LANGUAGE_FRAGMENT)
.range(annRange)
.textAttributes(forcedAttributes)
.createUnconditionally();
holder.add(info);
}
}
protected TextAttributes convertAttributes(@NotNull TextAttributesKey[] keys) {
TextAttributes attrs = myScheme.getAttributes(HighlighterColors.TEXT);
for (TextAttributesKey key : keys) {
TextAttributes attrs2 = myScheme.getAttributes(key);
if (attrs2 != null) {
attrs = TextAttributes.merge(attrs, attrs2);
}
}
return attrs;
}
@Nullable
public TextAttributes getTextAttributes(@NotNull Editor editor) {
TextAttributes originalAttrs = getTextAttributes(editor.getColorsScheme());
if (originalAttrs == null) {
return null;
}
TextAttributes overridingAttributes = new TextAttributes();
if (myApplied) {
overridingAttributes.setBackgroundColor(((EditorEx) editor).getBackgroundColor());
} else if (myInlineWrapper) {
overridingAttributes.setBackgroundColor(
getBgColorForFragmentContainingInlines((EditorEx) editor));
}
return TextAttributes.merge(originalAttrs, overridingAttributes);
}
public class PerlSyntaxHighlighter extends SyntaxHighlighterBase {
public static final TextAttributes BOLD = new TextAttributes(null, null, null, null, Font.BOLD);
public static final TextAttributes ITALIC =
new TextAttributes(null, null, null, null, Font.ITALIC);
public static final TextAttributes BOLD_ITALIC = TextAttributes.merge(BOLD, ITALIC);
public static final TextAttributes STROKE =
new TextAttributes(null, null, null, EffectType.STRIKEOUT, Font.PLAIN);
public static final TextAttributesKey[] EMPTY_KEYS = new TextAttributesKey[0];
public static final TextAttributesKey PERL_NUMBER =
createTextAttributesKey("PERL_NUMBER", DefaultLanguageHighlighterColors.NUMBER);
public static final TextAttributesKey PERL_VERSION =
createTextAttributesKey("PERL_VERSION", PERL_NUMBER);
public static final TextAttributesKey PERL_COMMENT =
createTextAttributesKey("PERL_COMMENT", DefaultLanguageHighlighterColors.LINE_COMMENT);
public static final TextAttributesKey PERL_COMMENT_BLOCK =
createTextAttributesKey("PERL_COMMENT_BLOCK", DefaultLanguageHighlighterColors.BLOCK_COMMENT);
public static final TextAttributesKey PERL_HANDLE =
createTextAttributesKey("PERL_HANDLE", DefaultLanguageHighlighterColors.CONSTANT);
public static final TextAttributesKey PERL_PACKAGE =
createTextAttributesKey("PERL_PACKAGE", DefaultLanguageHighlighterColors.CLASS_NAME);
public static final TextAttributesKey PERL_PACKAGE_DEFINITION =
createTextAttributesKey("PERL_PACKAGE_DEFINITION", PERL_PACKAGE);
public static final TextAttributesKey PERL_SUB =
createTextAttributesKey("PERL_SUB", DefaultLanguageHighlighterColors.FUNCTION_CALL);
public static final TextAttributesKey PERL_SUB_DEFINITION =
createTextAttributesKey(
"PERL_SUB_DEFINITION", DefaultLanguageHighlighterColors.FUNCTION_DECLARATION);
public static final TextAttributesKey PERL_SUB_DECLARATION =
createTextAttributesKey("PERL_SUB_DECLARATION", PERL_SUB_DEFINITION);
public static final TextAttributesKey PERL_LABEL =
createTextAttributesKey("PERL_LABEL", DefaultLanguageHighlighterColors.LABEL);
public static final TextAttributesKey PERL_BLOCK_NAME =
createTextAttributesKey(
"PERL_BLOCK_NAME", DefaultLanguageHighlighterColors.PREDEFINED_SYMBOL);
public static final TextAttributesKey PERL_TAG =
createTextAttributesKey("PERL_TAG", DefaultLanguageHighlighterColors.PREDEFINED_SYMBOL);
public static final TextAttributesKey PERL_KEYWORD =
createTextAttributesKey("PERL_KEYWORD", DefaultLanguageHighlighterColors.KEYWORD);
public static final TextAttributesKey PERL_OPERATOR =
createTextAttributesKey("PERL_OPERATOR", DefaultLanguageHighlighterColors.OPERATION_SIGN);
public static final TextAttributesKey PERL_DEREFERENCE =
createTextAttributesKey("PERL_DEREFERENCE", DefaultLanguageHighlighterColors.OPERATION_SIGN);
public static final TextAttributesKey PERL_REGEX_QUOTE =
createTextAttributesKey("PERL_REGEX_QUOTE", DefaultLanguageHighlighterColors.BRACKETS);
public static final TextAttributesKey PERL_REGEX_TOKEN =
createTextAttributesKey("PERL_REGEX_TOKEN", DefaultLanguageHighlighterColors.STRING);
public static final TextAttributesKey PERL_ANNOTATION =
createTextAttributesKey("PERL_ANNOTATION", DefaultLanguageHighlighterColors.METADATA);
public static final TextAttributesKey PERL_SUB_ATTRIBUTE =
createTextAttributesKey("PERL_SUB_ATTRIBUTE", DefaultLanguageHighlighterColors.METADATA);
public static final TextAttributesKey PERL_SUB_PROTOTYPE_TOKEN =
createTextAttributesKey("PERL_SUB_PROTOTYPE", DefaultLanguageHighlighterColors.PARAMETER);
public static final TextAttributesKey PERL_SQ_STRING =
createTextAttributesKey("PERL_SQ_STRING", DefaultLanguageHighlighterColors.STRING);
public static final TextAttributesKey PERL_DQ_STRING =
createTextAttributesKey("PERL_DQ_STRING", DefaultLanguageHighlighterColors.STRING);
public static final TextAttributesKey PERL_DX_STRING =
createTextAttributesKey("PERL_DX_STRING", DefaultLanguageHighlighterColors.STRING);
public static final TextAttributesKey PERL_COMMA =
createTextAttributesKey("PERL_COMMA", DefaultLanguageHighlighterColors.COMMA);
public static final TextAttributesKey PERL_SEMICOLON =
createTextAttributesKey("PERL_SEMICOLON", DefaultLanguageHighlighterColors.SEMICOLON);
public static final TextAttributesKey PERL_BRACE =
createTextAttributesKey("PERL_BRACES", DefaultLanguageHighlighterColors.BRACES);
public static final TextAttributesKey PERL_PAREN =
createTextAttributesKey("PERL_PARENTESS", DefaultLanguageHighlighterColors.PARENTHESES);
public static final TextAttributesKey PERL_BRACK =
createTextAttributesKey("PERL_BRACKETS", DefaultLanguageHighlighterColors.BRACKETS);
public static final TextAttributesKey PERL_ANGLE =
createTextAttributesKey("PERL_ANGLES", DefaultLanguageHighlighterColors.BRACKETS);
public static final TextAttributesKey PERL_SCALAR =
createTextAttributesKey("PERL_SCALAR", DefaultLanguageHighlighterColors.IDENTIFIER);
public static final TextAttributesKey PERL_ARRAY =
createTextAttributesKey("PERL_ARRAY", DefaultLanguageHighlighterColors.IDENTIFIER);
public static final TextAttributesKey PERL_HASH =
createTextAttributesKey("PERL_HASH", DefaultLanguageHighlighterColors.IDENTIFIER);
public static final TextAttributesKey PERL_GLOB =
createTextAttributesKey("PERL_GLOB", DefaultLanguageHighlighterColors.IDENTIFIER);
private static final HashMap<IElementType, TextAttributesKey[]> attributesMap = new HashMap<>();
static {
attributesMap.put(
PerlElementTypes.ANNOTATION_ABSTRACT_KEY, new TextAttributesKey[] {PERL_ANNOTATION});
attributesMap.put(
PerlElementTypes.ANNOTATION_DEPRECATED_KEY, new TextAttributesKey[] {PERL_ANNOTATION});
attributesMap.put(
PerlElementTypes.ANNOTATION_METHOD_KEY, new TextAttributesKey[] {PERL_ANNOTATION});
attributesMap.put(
PerlElementTypes.ANNOTATION_OVERRIDE_KEY, new TextAttributesKey[] {PERL_ANNOTATION});
attributesMap.put(
PerlElementTypes.ANNOTATION_PREFIX, new TextAttributesKey[] {PERL_ANNOTATION});
attributesMap.put(
PerlElementTypes.ANNOTATION_RETURNS_KEY, new TextAttributesKey[] {PERL_ANNOTATION});
attributesMap.put(
PerlElementTypes.ANNOTATION_UNKNOWN_KEY, new TextAttributesKey[] {PERL_ANNOTATION});
attributesMap.put(PerlElementTypes.PERL_ARROW_COMMA, new TextAttributesKey[] {PERL_COMMA});
attributesMap.put(PerlElementTypes.PERL_BLOCK_NAME, new TextAttributesKey[] {PERL_KEYWORD});
attributesMap.put(PerlElementTypes.PERL_COLON, new TextAttributesKey[] {PERL_OPERATOR});
attributesMap.put(PerlElementTypes.PERL_COMMA, new TextAttributesKey[] {PERL_COMMA});
attributesMap.put(PerlElementTypes.PERL_COMMENT, new TextAttributesKey[] {PERL_COMMENT});
attributesMap.put(PerlElementTypes.PERL_COMMENT_BLOCK, new TextAttributesKey[] {PERL_COMMENT});
attributesMap.put(
PerlElementTypes.PERL_DEREFERENCE, new TextAttributesKey[] {PERL_DEREFERENCE});
attributesMap.put(PerlElementTypes.PERL_SUB, new TextAttributesKey[] {PERL_SUB});
attributesMap.put(
PerlElementTypes.PERL_SUB_PROTOTYPE_TOKEN,
new TextAttributesKey[] {PERL_SUB_PROTOTYPE_TOKEN});
attributesMap.put(
PerlElementTypes.PERL_SUB_ATTRIBUTE, new TextAttributesKey[] {PERL_SUB_ATTRIBUTE});
attributesMap.put(PerlElementTypes.PERL_HANDLE, new TextAttributesKey[] {PERL_HANDLE});
attributesMap.put(PerlElementTypes.TEMPLATE_BLOCK_HTML, new TextAttributesKey[] {PERL_COMMENT});
attributesMap.put(PerlElementTypes.PERL_HEREDOC_END, new TextAttributesKey[] {PERL_SQ_STRING});
attributesMap.put(
PerlElementTypes.PERL_STRING_CONTENT, new TextAttributesKey[] {PERL_SQ_STRING});
attributesMap.put(
PerlElementTypes.PERL_REGEX_QUOTE_CLOSE, new TextAttributesKey[] {PERL_REGEX_QUOTE});
attributesMap.put(
PerlElementTypes.PERL_REGEX_QUOTE_OPEN, new TextAttributesKey[] {PERL_REGEX_QUOTE});
attributesMap.put(
PerlElementTypes.PERL_REGEX_TOKEN, new TextAttributesKey[] {PERL_REGEX_TOKEN});
attributesMap.put(PerlElementTypes.PERL_REGEX_MODIFIER, new TextAttributesKey[] {PERL_KEYWORD});
attributesMap.put(PerlElementTypes.PERL_QUOTE, new TextAttributesKey[] {PERL_SQ_STRING});
attributesMap.put(PerlElementTypes.PERL_SEMI, new TextAttributesKey[] {PERL_SEMICOLON});
attributesMap.put(PerlElementTypes.PERL_LBRACE, new TextAttributesKey[] {PERL_BRACE});
attributesMap.put(PerlElementTypes.PERL_RBRACE, new TextAttributesKey[] {PERL_BRACE});
attributesMap.put(PerlElementTypes.PERL_LBRACK, new TextAttributesKey[] {PERL_BRACK});
attributesMap.put(PerlElementTypes.PERL_RBRACK, new TextAttributesKey[] {PERL_BRACK});
attributesMap.put(PerlElementTypes.PERL_LPAREN, new TextAttributesKey[] {PERL_PAREN});
attributesMap.put(PerlElementTypes.PERL_RPAREN, new TextAttributesKey[] {PERL_PAREN});
attributesMap.put(PerlElementTypes.PERL_LANGLE, new TextAttributesKey[] {PERL_ANGLE});
attributesMap.put(PerlElementTypes.PERL_RANGLE, new TextAttributesKey[] {PERL_ANGLE});
attributesMap.put(PerlElementTypes.PERL_NUMBER, new TextAttributesKey[] {PERL_NUMBER});
attributesMap.put(PerlElementTypes.PERL_NUMBER_VERSION, new TextAttributesKey[] {PERL_VERSION});
attributesMap.put(PerlElementTypes.PERL_OPERATOR, new TextAttributesKey[] {PERL_OPERATOR});
attributesMap.put(PerlElementTypes.PERL_OPERATOR_DIV, new TextAttributesKey[] {PERL_OPERATOR});
attributesMap.put(PerlElementTypes.PERL_OPERATOR_X, new TextAttributesKey[] {PERL_OPERATOR});
attributesMap.put(
PerlElementTypes.PERL_OPERATOR_FILETEST, new TextAttributesKey[] {PERL_OPERATOR});
attributesMap.put(PerlElementTypes.PERL_OPERATOR_NOT, new TextAttributesKey[] {PERL_OPERATOR});
attributesMap.put(
PerlElementTypes.PERL_OPERATOR_UNARY, new TextAttributesKey[] {PERL_OPERATOR});
attributesMap.put(PerlElementTypes.PERL_RESERVED, new TextAttributesKey[] {PERL_KEYWORD});
attributesMap.put(PerlElementTypes.PERL_TAG, new TextAttributesKey[] {PERL_TAG});
attributesMap.put(PerlElementTypes.PERL_PACKAGE, new TextAttributesKey[] {PERL_PACKAGE});
attributesMap.put(PerlElementTypes.PERL_HANDLE, new TextAttributesKey[] {PERL_HANDLE});
attributesMap.put(PerlElementTypes.PERL_SIGIL_SCALAR, new TextAttributesKey[] {PERL_SCALAR});
attributesMap.put(
PerlElementTypes.PERL_SIGIL_SCALAR_INDEX, new TextAttributesKey[] {PERL_SCALAR});
attributesMap.put(PerlElementTypes.PERL_SIGIL_ARRAY, new TextAttributesKey[] {PERL_ARRAY});
attributesMap.put(PerlElementTypes.PERL_SIGIL_HASH, new TextAttributesKey[] {PERL_HASH});
attributesMap.put(
PerlElementTypes.PERL_VARIABLE_NAME,
new TextAttributesKey[] {DefaultLanguageHighlighterColors.IDENTIFIER});
}
private static final SyntaxHighlighter POD_SYNTAX_HIGHLIGHTER = new PodSyntaxHighlighter();
@NotNull
@Override
public Lexer getHighlightingLexer() {
return new PerlHighlightningLexer();
}
@NotNull
@Override
public TextAttributesKey[] getTokenHighlights(IElementType tokenType) {
TextAttributesKey[] attributesKeys;
if (tokenType instanceof PodTokenType)
attributesKeys = POD_SYNTAX_HIGHLIGHTER.getTokenHighlights(tokenType);
else attributesKeys = attributesMap.get(tokenType);
return attributesKeys == null ? EMPTY_KEYS : attributesKeys;
}
}