aboutsummaryrefslogtreecommitdiffstats
path: root/src/qml/qml/qqmlscript.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/qml/qml/qqmlscript.cpp')
-rw-r--r--src/qml/qml/qqmlscript.cpp294
1 files changed, 0 insertions, 294 deletions
diff --git a/src/qml/qml/qqmlscript.cpp b/src/qml/qml/qqmlscript.cpp
index cf56d5701d..90d19f2035 100644
--- a/src/qml/qml/qqmlscript.cpp
+++ b/src/qml/qml/qqmlscript.cpp
@@ -66,19 +66,6 @@ static void replaceWithSpace(QString &str, int idx, int n)
*data++ = space;
}
-static QQmlScript::LocationSpan
-locationFromLexer(const QQmlJS::Lexer &lex, int startLine, int startColumn, int startOffset)
-{
- QQmlScript::LocationSpan l;
-
- l.start.line = startLine; l.start.column = startColumn;
- l.end.line = lex.tokenEndLine(); l.end.column = lex.tokenEndColumn();
- l.range.offset = startOffset;
- l.range.length = lex.tokenOffset() + lex.tokenLength() - startOffset;
-
- return l;
-}
-
/*
Searches for ".pragma <value>" declarations within \a script. Currently supported pragmas
are:
@@ -133,285 +120,4 @@ QQmlScript::Object::ScriptBlock::Pragmas QQmlScript::Parser::extractPragmas(QStr
return rv;
}
-#define CHECK_LINE if (l.tokenStartLine() != startLine) return rv;
-#define CHECK_TOKEN(t) if (token != QQmlJSGrammar:: t) return rv;
-
-static const int uriTokens[] = {
- QQmlJSGrammar::T_IDENTIFIER,
- QQmlJSGrammar::T_PROPERTY,
- QQmlJSGrammar::T_SIGNAL,
- QQmlJSGrammar::T_READONLY,
- QQmlJSGrammar::T_ON,
- QQmlJSGrammar::T_BREAK,
- QQmlJSGrammar::T_CASE,
- QQmlJSGrammar::T_CATCH,
- QQmlJSGrammar::T_CONTINUE,
- QQmlJSGrammar::T_DEFAULT,
- QQmlJSGrammar::T_DELETE,
- QQmlJSGrammar::T_DO,
- QQmlJSGrammar::T_ELSE,
- QQmlJSGrammar::T_FALSE,
- QQmlJSGrammar::T_FINALLY,
- QQmlJSGrammar::T_FOR,
- QQmlJSGrammar::T_FUNCTION,
- QQmlJSGrammar::T_IF,
- QQmlJSGrammar::T_IN,
- QQmlJSGrammar::T_INSTANCEOF,
- QQmlJSGrammar::T_NEW,
- QQmlJSGrammar::T_NULL,
- QQmlJSGrammar::T_RETURN,
- QQmlJSGrammar::T_SWITCH,
- QQmlJSGrammar::T_THIS,
- QQmlJSGrammar::T_THROW,
- QQmlJSGrammar::T_TRUE,
- QQmlJSGrammar::T_TRY,
- QQmlJSGrammar::T_TYPEOF,
- QQmlJSGrammar::T_VAR,
- QQmlJSGrammar::T_VOID,
- QQmlJSGrammar::T_WHILE,
- QQmlJSGrammar::T_CONST,
- QQmlJSGrammar::T_DEBUGGER,
- QQmlJSGrammar::T_RESERVED_WORD,
- QQmlJSGrammar::T_WITH,
-
- QQmlJSGrammar::EOF_SYMBOL
-};
-static inline bool isUriToken(int token)
-{
- const int *current = uriTokens;
- while (*current != QQmlJSGrammar::EOF_SYMBOL) {
- if (*current == token)
- return true;
- ++current;
- }
- return false;
-}
-
-static void extractVersion(QStringRef string, int *maj, int *min)
-{
- *maj = -1; *min = -1;
-
- if (!string.isEmpty()) {
-
- int dot = string.indexOf(QLatin1Char('.'));
-
- if (dot < 0) {
- *maj = string.toInt();
- *min = 0;
- } else {
- *maj = string.left(dot).toInt();
- *min = string.mid(dot + 1).toInt();
- }
- }
-}
-
-QQmlScript::Parser::JavaScriptMetaData QQmlScript::Parser::extractMetaData(QString &script, QQmlError *error)
-{
- Q_ASSERT(error);
-
- JavaScriptMetaData rv;
-
- QQmlScript::Object::ScriptBlock::Pragmas &pragmas = rv.pragmas;
-
- const QString js(QLatin1String(".js"));
- const QString library(QLatin1String("library"));
-
- QQmlJS::Lexer l(0);
- l.setCode(script, 0);
-
- int token = l.lex();
-
- while (true) {
- if (token != QQmlJSGrammar::T_DOT)
- return rv;
-
- int startOffset = l.tokenOffset();
- int startLine = l.tokenStartLine();
- int startColumn = l.tokenStartColumn();
-
- QQmlError importError;
- importError.setLine(startLine + 1); // 0-based, adjust to be 1-based
-
- token = l.lex();
-
- CHECK_LINE;
-
- if (token == QQmlJSGrammar::T_IMPORT) {
-
- // .import <URI> <Version> as <Identifier>
- // .import <file.js> as <Identifier>
-
- token = l.lex();
-
- CHECK_LINE;
-
- if (token == QQmlJSGrammar::T_STRING_LITERAL) {
-
- QString file = l.tokenText();
-
- if (!file.endsWith(js)) {
- importError.setDescription(QCoreApplication::translate("QQmlParser","Imported file must be a script"));
- importError.setColumn(l.tokenStartColumn());
- *error = importError;
- return rv;
- }
-
- bool invalidImport = false;
-
- token = l.lex();
-
- if ((token != QQmlJSGrammar::T_AS) || (l.tokenStartLine() != startLine)) {
- invalidImport = true;
- } else {
- token = l.lex();
-
- if ((token != QQmlJSGrammar::T_IDENTIFIER) || (l.tokenStartLine() != startLine))
- invalidImport = true;
- }
-
-
- if (invalidImport) {
- importError.setDescription(QCoreApplication::translate("QQmlParser","File import requires a qualifier"));
- importError.setColumn(l.tokenStartColumn());
- *error = importError;
- return rv;
- }
-
- int endOffset = l.tokenLength() + l.tokenOffset();
-
- QString importId = script.mid(l.tokenOffset(), l.tokenLength());
-
- QQmlScript::LocationSpan location =
- locationFromLexer(l, startLine, startColumn, startOffset);
-
- token = l.lex();
-
- if (!importId.at(0).isUpper() || (l.tokenStartLine() == startLine)) {
- importError.setDescription(QCoreApplication::translate("QQmlParser","Invalid import qualifier"));
- importError.setColumn(l.tokenStartColumn());
- *error = importError;
- return rv;
- }
-
- replaceWithSpace(script, startOffset, endOffset - startOffset);
-
- Import import;
- import.type = Import::Script;
- import.uri = file;
- import.qualifier = importId;
- import.location = location;
-
- rv.imports << import;
- } else {
- // URI
- QString uri;
-
- while (true) {
- if (!isUriToken(token)) {
- importError.setDescription(QCoreApplication::translate("QQmlParser","Invalid module URI"));
- importError.setColumn(l.tokenStartColumn());
- *error = importError;
- return rv;
- }
-
- uri.append(l.tokenText());
-
- token = l.lex();
- CHECK_LINE;
- if (token != QQmlJSGrammar::T_DOT)
- break;
-
- uri.append(QLatin1Char('.'));
-
- token = l.lex();
- CHECK_LINE;
- }
-
- if (token != QQmlJSGrammar::T_NUMERIC_LITERAL) {
- importError.setDescription(QCoreApplication::translate("QQmlParser","Module import requires a version"));
- importError.setColumn(l.tokenStartColumn());
- *error = importError;
- return rv;
- }
-
- int vmaj, vmin;
- extractVersion(QStringRef(&script, l.tokenOffset(), l.tokenLength()),
- &vmaj, &vmin);
-
- bool invalidImport = false;
-
- token = l.lex();
-
- if ((token != QQmlJSGrammar::T_AS) || (l.tokenStartLine() != startLine)) {
- invalidImport = true;
- } else {
- token = l.lex();
-
- if ((token != QQmlJSGrammar::T_IDENTIFIER) || (l.tokenStartLine() != startLine))
- invalidImport = true;
- }
-
-
- if (invalidImport) {
- importError.setDescription(QCoreApplication::translate("QQmlParser","Module import requires a qualifier"));
- importError.setColumn(l.tokenStartColumn());
- *error = importError;
- return rv;
- }
-
- int endOffset = l.tokenLength() + l.tokenOffset();
-
- QString importId = script.mid(l.tokenOffset(), l.tokenLength());
-
- QQmlScript::LocationSpan location =
- locationFromLexer(l, startLine, startColumn, startOffset);
-
- token = l.lex();
-
- if (!importId.at(0).isUpper() || (l.tokenStartLine() == startLine)) {
- importError.setDescription(QCoreApplication::translate("QQmlParser","Invalid import qualifier"));
- importError.setColumn(l.tokenStartColumn());
- *error = importError;
- return rv;
- }
-
- replaceWithSpace(script, startOffset, endOffset - startOffset);
-
- Import import;
- import.type = Import::Library;
- import.uri = uri;
- import.majorVersion = vmaj;
- import.minorVersion = vmin;
- import.qualifier = importId;
- import.location = location;
-
- rv.imports << import;
- }
- } else if (token == QQmlJSGrammar::T_PRAGMA) {
- token = l.lex();
-
- CHECK_TOKEN(T_IDENTIFIER);
- CHECK_LINE;
-
- QString pragmaValue = script.mid(l.tokenOffset(), l.tokenLength());
- int endOffset = l.tokenLength() + l.tokenOffset();
-
- if (pragmaValue == library) {
- pragmas |= QQmlScript::Object::ScriptBlock::Shared;
- replaceWithSpace(script, startOffset, endOffset - startOffset);
- } else {
- return rv;
- }
-
- token = l.lex();
- if (l.tokenStartLine() == startLine)
- return rv;
-
- } else {
- return rv;
- }
- }
- return rv;
-}
-
QT_END_NAMESPACE
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-16 07:51:52 +0000