CheckUtils { public static String trimQuotes(String value) { if (value.length() > 1 && (value.startsWith("'") || value.startsWith("\""))) { return value.substring(1, value.length() - 1); } return value; } private  CheckUtils(); static boolean isFunction(Tree tree); static String getFunctionName(FunctionTree functionDec); @Nullable static String getFunctionName(FunctionCallTree functionCall); @Nullable static String getLowerCaseFunctionName(FunctionCallTree functionCall); @Nullable static String functionName(FunctionCallTree functionCall); @Nullable static String lowerCaseFunctionName(FunctionCallTree functionCall); static Set<String> lowerCaseSet(String... names); static String getClassName(ClassDeclarationTree classDeclaration); static String getLowerCaseClassName(ClassDeclarationTree classDeclarationTree); @Nullable static String nameOf(Tree tree); static boolean isOverriding(MethodDeclarationTree declaration); static boolean isExitExpression(FunctionCallTree functionCallTree); static boolean hasModifier(ClassMemberTree tree, String toFind); static boolean hasModifier(List<SyntaxToken> modifiers, String toFind); static boolean isClosingTag(SyntaxToken token); static boolean isClosingTag(Tree tree); static Stream<String> lines(PhpFile file); static ExpressionTree skipParenthesis(ExpressionTree expr); @Nullable static ExpressionTree getForCondition(ForStatementTree tree); static String trimQuotes(String value); static String trimQuotes(LiteralTree literalTree); static boolean isFalseValue(ExpressionTree tree); static boolean isTrueValue(ExpressionTree tree); static boolean isStringLiteralWithValue(@Nullable Tree tree, String s); static boolean isNullOrEmptyString(ExpressionTree tree); static boolean hasAnnotation(Tree declaration, String annotation); static boolean isPublic(ClassMemberTree tree); static boolean isAbstract(ClassDeclarationTree tree); static final ImmutableList<Kind> FUNCTION_KINDS; static final ImmutableMap<String, String> SUPERGLOBALS_BY_OLD_NAME; static final ImmutableSet<String> SUPERGLOBALS; }
@Test public void trim_quotes() throws Exception { assertThat(trimQuotes("")).isEqualTo(""); assertThat(trimQuotes("'")).isEqualTo("'"); assertThat(trimQuotes("''")).isEqualTo(""); assertThat(trimQuotes("\"\"")).isEqualTo(""); assertThat(trimQuotes("\"abc\"")).isEqualTo("abc"); assertThat(trimQuotes("'abc'")).isEqualTo("abc"); assertThat(trimQuotes("abc")).isEqualTo("abc"); }
@Test public void trim_quotes_literal() { assertThat(trimQuotes((LiteralTree) expressionFromStatement("\"abc\";"))).isEqualTo("abc"); assertThat(trimQuotes((LiteralTree) expressionFromStatement("'abc';"))).isEqualTo("abc"); assertThat(trimQuotes((LiteralTree) expressionFromStatement("'';"))).isEqualTo(""); }
@Test(expected = IllegalArgumentException.class) public void trim_quotes_literal_on_non_string() { trimQuotes((LiteralTree) expressionFromStatement("42;")); }