private static void addCompletionVariant(
ErrorState state,
CompletionState completionState,
PsiBuilder builder_,
Object o,
int offset) {
boolean add = false;
int diff = completionState.offset - offset;
String text = completionState.convertItem(o);
int length = text == null ? 0 : text.length();
if (length == 0) return;
if (diff == 0) {
add = true;
} else if (diff > 0 && diff <= length) {
CharSequence fragment =
builder_.getOriginalText().subSequence(offset, completionState.offset);
add = StringUtil.startsWithIgnoreCase(text, fragment.toString());
} else if (diff < 0) {
for (int i = -1; ; i--) {
IElementType type = builder_.rawLookup(i);
int tokenStart = builder_.rawTokenTypeStart(i);
if (state.whitespaceTokens.contains(type) || state.commentTokens.contains(type)) {
diff = completionState.offset - tokenStart;
} else if (type != null && tokenStart < completionState.offset) {
CharSequence fragment =
builder_.getOriginalText().subSequence(tokenStart, completionState.offset);
if (StringUtil.startsWithIgnoreCase(text, fragment.toString())) {
diff = completionState.offset - tokenStart;
}
break;
} else break;
}
add = diff >= 0 && diff < length;
}
add =
add
&& length > 1
&& !(text.charAt(0) == '<' && text.charAt(length - 1) == '>')
&& !(text.charAt(0) == '\'' && text.charAt(length - 1) == '\'' && length < 5);
if (add) {
completionState.items.add(text);
}
}
private static void addCompletionVariant(
@NotNull PsiBuilder builder, @NotNull CompletionState completionState, Object o) {
int offset = builder.getCurrentOffset();
if (!builder.eof() && offset == builder.rawTokenTypeStart(1))
return; // suppress for zero-length tokens
boolean add = false;
int diff = completionState.offset - offset;
String text = completionState.convertItem(o);
int length = text == null ? 0 : text.length();
if (length == 0) return;
if (diff == 0) {
add = true;
} else if (diff > 0 && diff <= length) {
CharSequence fragment = builder.getOriginalText().subSequence(offset, completionState.offset);
add = completionState.prefixMatches(fragment.toString(), text);
} else if (diff < 0) {
for (int i = -1; ; i--) {
IElementType type = builder.rawLookup(i);
int tokenStart = builder.rawTokenTypeStart(i);
if (isWhitespaceOrComment(builder, type)) {
diff = completionState.offset - tokenStart;
} else if (type != null && tokenStart < completionState.offset) {
CharSequence fragment =
builder.getOriginalText().subSequence(tokenStart, completionState.offset);
if (completionState.prefixMatches(fragment.toString(), text)) {
diff = completionState.offset - tokenStart;
}
break;
} else break;
}
add = diff >= 0 && diff < length;
}
add =
add
&& length > 1
&& !(text.charAt(0) == '<' && text.charAt(length - 1) == '>')
&& !(text.charAt(0) == '\'' && text.charAt(length - 1) == '\'' && length < 5);
if (add) {
completionState.addItem(builder, text);
}
}
public void advance() {
final String tokenText = myBuilder.getTokenText();
final int tokenLength = tokenText == null ? 0 : tokenText.length();
final int whiteSpaceStart = getCurrentOffset() + tokenLength;
myBuilder.advanceLexer();
final int whiteSpaceEnd = getCurrentOffset();
final String whiteSpaceText =
myBuilder.getOriginalText().subSequence(whiteSpaceStart, whiteSpaceEnd).toString();
int i = whiteSpaceText.lastIndexOf('\n');
if (i >= 0) {
myCurrentIndent = whiteSpaceText.length() - i - 1;
myNewLine = true;
} else {
myNewLine = false;
}
}
public static int nextTokenIsFast(PsiBuilder builder, String tokenText, boolean caseSensitive) {
CharSequence sequence = builder.getOriginalText();
int offset = builder.getCurrentOffset();
int endOffset = offset + tokenText.length();
CharSequence subSequence = sequence.subSequence(offset, Math.min(endOffset, sequence.length()));
if (!Comparing.equal(subSequence, tokenText, caseSensitive)) return 0;
int count = 0;
while (true) {
int nextOffset = builder.rawTokenTypeStart(++count);
if (nextOffset > endOffset) {
return -count;
} else if (nextOffset == endOffset) {
break;
}
}
return count;
}
public static boolean consumeTokenInner(PsiBuilder builder_, String text, boolean caseSensitive) {
final CharSequence sequence = builder_.getOriginalText();
final int offset = builder_.getCurrentOffset();
final int endOffset = offset + text.length();
CharSequence tokenText = sequence.subSequence(offset, Math.min(endOffset, sequence.length()));
if (Comparing.equal(text, tokenText, caseSensitive)) {
int count = 0;
while (true) {
final int nextOffset = builder_.rawTokenTypeStart(++count);
if (nextOffset > endOffset) {
return false;
} else if (nextOffset == endOffset) {
break;
}
}
while (count-- > 0) builder_.advanceLexer();
return true;
}
return false;
}
public static int getIndentationOfPreviousToken(PsiBuilder builder) {
// getTokenType has some side effects. Do not remove the call.
builder.getTokenType();
int end = builder.rawTokenTypeStart(0);
return getLastIndentation(builder.getOriginalText().subSequence(0, end));
}
