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2 | ** |
3 | ** Copyright (C) 2016 The Qt Company Ltd. |
4 | ** Contact: https://www.qt.io/licensing/ |
5 | ** |
6 | ** This file is part of the QtXmlPatterns module of the Qt Toolkit. |
7 | ** |
8 | ** $QT_BEGIN_LICENSE:LGPL$ |
9 | ** Commercial License Usage |
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17 | ** GNU Lesser General Public License Usage |
18 | ** Alternatively, this file may be used under the terms of the GNU Lesser |
19 | ** General Public License version 3 as published by the Free Software |
20 | ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
21 | ** packaging of this file. Please review the following information to |
22 | ** ensure the GNU Lesser General Public License version 3 requirements |
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24 | ** |
25 | ** GNU General Public License Usage |
26 | ** Alternatively, this file may be used under the terms of the GNU |
27 | ** General Public License version 2.0 or (at your option) the GNU General |
28 | ** Public license version 3 or any later version approved by the KDE Free |
29 | ** Qt Foundation. The licenses are as published by the Free Software |
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35 | ** |
36 | ** $QT_END_LICENSE$ |
37 | ** |
38 | ****************************************************************************/ |
39 | |
40 | #include "qcommonsequencetypes_p.h" |
41 | #include "qpatternistlocale_p.h" |
42 | #include "qqnamevalue_p.h" |
43 | #include "qatomicstring_p.h" |
44 | |
45 | #include "qerrorfn_p.h" |
46 | |
47 | QT_BEGIN_NAMESPACE |
48 | |
49 | using namespace QPatternist; |
50 | |
51 | Item ErrorFN::evaluateSingleton(const DynamicContext::Ptr &context) const |
52 | { |
53 | QString msg; |
54 | |
55 | switch(m_operands.count()) |
56 | { |
57 | case 0: /* No args. */ |
58 | { |
59 | context->error(message: QtXmlPatterns::tr(sourceText: "%1 was called." ).arg(a: formatFunction(np: context->namePool(), func: signature())), |
60 | errorCode: ReportContext::FOER0000, reflection: this); |
61 | return Item(); |
62 | } |
63 | case 3: |
64 | /* Fallthrough, we don't use the 'error object' param. */ |
65 | Q_FALLTHROUGH(); |
66 | case 2: |
67 | msg = m_operands.at(i: 1)->evaluateSingleton(context).stringValue(); |
68 | Q_FALLTHROUGH(); |
69 | case 1: |
70 | { |
71 | const QNameValue::Ptr qName(m_operands.first()->evaluateSingleton(context).as<QNameValue>()); |
72 | |
73 | if(qName) |
74 | context->error(message: msg, qName: qName->qName(), r: this); |
75 | else |
76 | context->error(message: msg, errorCode: ReportContext::FOER0000, reflection: this); |
77 | |
78 | return Item(); |
79 | } |
80 | default: |
81 | { |
82 | Q_ASSERT_X(false, Q_FUNC_INFO, |
83 | "Invalid number of arguments passed to fn:error." ); |
84 | return Item(); |
85 | } |
86 | } |
87 | } |
88 | |
89 | FunctionSignature::Ptr ErrorFN::signature() const |
90 | { |
91 | const FunctionSignature::Ptr e(FunctionCall::signature()); |
92 | |
93 | if(m_operands.count() != 1) |
94 | return e; |
95 | |
96 | FunctionSignature::Ptr nev(FunctionSignature::Ptr(new FunctionSignature(e->name(), |
97 | e->minimumArguments(), |
98 | e->maximumArguments(), |
99 | e->returnType(), |
100 | e->properties()))); |
101 | const FunctionArgument::List args(e->arguments()); |
102 | FunctionArgument::List nargs; |
103 | const QXmlName argName(StandardNamespaces::empty, StandardLocalNames::error); |
104 | nargs.append(t: FunctionArgument::Ptr(new FunctionArgument(argName, CommonSequenceTypes::ExactlyOneQName))); |
105 | nargs.append(t: args[1]); |
106 | nargs.append(t: args[2]); |
107 | nev->setArguments(nargs); |
108 | |
109 | return nev; |
110 | } |
111 | |
112 | QT_END_NAMESPACE |
113 | |