void (@NotNull InsertionContext context, @NotNull LookupElement item) { int tailOffset = context.getTailOffset(); PsiElement argumentList = context.getFile().findElementAt(tailOffset - 1); while (argumentList != null && !(argumentList instanceof GrArgumentList) && !(argumentList instanceof GrListOrMap)) { argumentList = argumentList.getParent(); } final Editor editor = context.getEditor(); if (argumentList != null) { CodeStyleSettings settings = CodeStyle.getSettings(context.getFile()); GroovyCodeStyleSettings codeStyleSettings = settings.getCustomSettings(GroovyCodeStyleSettings.class); CommonCodeStyleSettings commonCodeStyleSettings = settings.getCommonSettings(GroovyLanguage.INSTANCE); boolean insertSpace = codeStyleSettings.SPACE_IN_NAMED_ARGUMENT; if (context.getCompletionChar() == ':' || (insertSpace && context.getCompletionChar() == ' ')) { context.setAddCompletionChar(false); } String argumentListText = argumentList.getText(); String s = argumentListText.substring(tailOffset - argumentList.getTextOffset()); s = StringUtil.trimEnd(s, ")"); if (s.trim().isEmpty()) { String toInsert = insertSpace ? ": " : ":"; editor.getDocument().insertString(tailOffset, toInsert); editor.getCaretModel().moveToOffset(tailOffset + toInsert.length()); } else { if (context.getCompletionChar() == Lookup.REPLACE_SELECT_CHAR) { char a = s.charAt(0); if (Character.isLetterOrDigit(a)) { return; } } Matcher m = Pattern.compile("([ \\t]*):([ \\t]*)(.*)", Pattern.DOTALL).matcher(s); if (m.matches()) { int caret = tailOffset + m.end(2); if (m.group(2).isEmpty()) { editor.getDocument().insertString(caret, " "); caret++; } editor.getCaretModel().moveToOffset(caret); } else { m = Pattern.compile("([ \\t]*)([\\n \\t]*)[\\],](.*)", Pattern.DOTALL).matcher(s); if (m.matches()) { String toInsert = insertSpace ? ": " : ":"; editor.getDocument().replaceString(tailOffset, tailOffset + m.start(2), toInsert); editor.getCaretModel().moveToOffset(tailOffset + toInsert.length()); } else { m = Pattern.compile("([ \\t]*)(.*)", Pattern.DOTALL).matcher(s); if (!m.matches()) throw new RuntimeException("This pattern must match any non-empty string! (" + s + ")"); StringBuilder sb = new StringBuilder(3); sb.append(':'); int shiftCaret = 1; if (insertSpace) { sb.append(' '); shiftCaret++; } if (!m.group(2).startsWith("\n") && commonCodeStyleSettings.SPACE_AFTER_COMMA) { sb.append(' '); } editor.getDocument().replaceString(tailOffset, tailOffset + m.start(2), sb); editor.getCaretModel().moveToOffset(tailOffset + shiftCaret); } } } editor.getScrollingModel().scrollToCaret(ScrollType.RELATIVE); editor.getSelectionModel().removeSelection(); } }