| Safe Haskell | None |
|---|
Language.Javascript.JSC.Evaluate
Description
If you just want to run some JavaScript that you have as a string this is
you can use eval or evaluateScript.
- evaluateScript :: (MakeStringRef script, MakeObjectRef this, MakeStringRef url) => script -> this -> url -> Int -> JSC JSValueRef
- eval :: MakeStringRef script => script -> JSC JSValueRef
Documentation
Arguments
| :: (MakeStringRef script, MakeObjectRef this, MakeStringRef url) | |
| => script | JavaScript to evaluate |
| -> this | |
| -> url | |
| -> Int | The Line number of the first line of the script |
| -> JSC JSValueRef |
Evaluates a script (like eval in java script). Unlike eval this function lets you
specify a source URL and starting line number for beter error information.
>>>testJSC $ (evaluateScript "\n\n{" global "FileName" 53 >>= valToText) `catch` \(JSException e) -> array (e,e!"sourceURL", e!"line") >>= valToTextSyntaxError: Expected token '}',FileName,55
Arguments
| :: MakeStringRef script | |
| => script | JavaScript to evaluate |
| -> JSC JSValueRef |
Evaluates a script (like eval in java script)
>>>testJSC $ eval "1+1"2