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Javascript parser, takes source code and generates preparsed code
inline JsParser (bool allowLink = true, bool allowTrace = false)
| JsParser |
Constructor
Parameters:
allowLink | True to allow linking of the code, false otherwise. |
allowTrace | True to allow the script to enable performance tracing |
bool parse (const char* text, bool fragment = false, const char* file = 0, int len = -1)
| parse |
[virtual]
Parse a string as Javascript source code
Parameters:
text | Source code text |
fragment | True if the code is just an included fragment |
file | Name of the file that is being parsed |
len | Length of text, negative if unknown |
Returns: True if the text was successfully parsed
Reimplemented from ScriptParser.
ScriptContext* createContext ()
| createContext |
[const virtual]
Create a context adequate for Javascript code
Returns: A new Javascript context
Reimplemented from ScriptParser.
ScriptRun* createRunner (ScriptCode* code, ScriptContext* context = 0, const char* title = 0)
| createRunner |
[const virtual]
Create a runner adequate for a block of parsed Javascript code
Parameters:
code | Parsed code block |
context | Javascript context, an empty one will be allocated if NULL |
title | An optional name for the runner |
Returns: A new Javascript runner, NULL if code is NULL
Reimplemented from ScriptParser.
inline ScriptRun* createRunner (ScriptContext* context = 0, const char* title = 0)
| createRunner |
[const]
Create a runner adequate for the parsed Javascript code
Parameters:
context | Javascript context, an empty one will be allocated if NULL |
title | An optional name for the runner |
Returns: A new Javascript runner, NULL if code is not yet parsed
Reimplemented from ScriptParser.
bool callable (const String& name)
| callable |
[virtual]
Check if a script has a certain function or method
Parameters:
name | Name of the function to check |
Returns: True if function exists in code
Reimplemented from ScriptParser.
void adjustPath (String& script)
| adjustPath |
[const]
Adjust a file script path to include default if needed
Parameters:
script | File path to adjust |
inline const String& basePath ()
| basePath |
[const]
Retrieve the base script path
Returns: Base path added to relative script paths
inline void basePath (const char* path)
| basePath |
Set the base script path
Parameters:
path | Base path to add to relative script paths |
inline const String& parsedFile ()
| parsedFile |
[const]
Retrieve the last parsed file name
Returns: Name of the successfully parsed file or an empty String
bool scriptChanged (const char* file)
| scriptChanged |
[const]
Check if the script or any includes have changed
Parameters:
file | Name of the file to check |
Returns: True if the script may have changed, false if not changed
inline bool scriptChanged (const char* file, const String& path)
| scriptChanged |
[const]
Check if the script or any includes have changed
Parameters:
file | Name of the file to check |
path | New base path to check |
Returns: True if the script may have changed, false if not changed
inline void link (bool allowed = true)
| link |
Set whether the Javascript code should be linked or not
Parameters:
allowed | True to allow linking, false otherwise |
inline void trace (bool allowed = true)
| trace |
Set whether the Javascript code can be traced or not
Parameters:
allowed | True to allow tracing, false otherwise |
ScriptRun::Status eval (const String& text, ExpOperation** result = 0, ScriptContext* context = 0)
| eval |
[static]
Parse and run a piece of Javascript code
Parameters:
text | Source code fragment to execute |
result | Pointer to an optional pointer to store returned value |
context | Script context, an empty one will be allocated if NULL |
Returns: Status of the runtime after code execution
JsObject* parseJSON (const char* text)
| parseJSON |
[static]
Parse a complete block of JSON text
Parameters:
text | JSON text to parse |
Returns: JsObject holding the content of JSON, must be dereferenced after use, NULL if parse error
ExpOperation* nullClone (const char* name = 0)
| nullClone |
[static]
Get a "null" object wrapper that will identity match another "null"
Parameters:
name | Name of the new wrapper, "null" if empty |
Returns: ExpWrapper for the "null" object
bool isNull (const ExpOperation& oper)
| isNull |
[static]
Check if an operation holds a null value
Returns: True if the operation holds a null object
bool isUndefined (const ExpOperation& oper)
| isUndefined |
[static]
Check if an operation holds an undefined value
Returns: True if the operation holds an undefined value
Generated by: paulc on bussard on Sun Oct 20 21:06:06 2013, using kdoc 2.0a54. |