List<TemplateImpl> (CharSequence text, int caretOffset, @Nullable Character shortcutChar, TemplateSettings settings, boolean hasArgument) { List<TemplateImpl> candidates = Collections.emptyList(); for (int i = settings.getMaxKeyLength(); i >= 1; i--) { int wordStart = caretOffset - i; if (wordStart < 0) { continue; } String key = text.subSequence(wordStart, caretOffset).toString(); if (Character.isJavaIdentifierStart(key.charAt(0))) { if (wordStart > 0 && Character.isJavaIdentifierPart(text.charAt(wordStart - 1))) { continue; } } candidates = settings.collectMatchingCandidates(key, shortcutChar, hasArgument); if (!candidates.isEmpty()) break; } return candidates; }