A quickfix sentiment analyzer written in javascript. Uses AFINN(http://www2.imm.dtu.dk/pubdb/views/publication_details.php?id=6010) word list to compute scores in a give text string.
Run npm install sentiyapa to install the package
var s = new sentiyapa.Sentiyapa();
s.init(); //initialize sentiyapa
Now to compute sentiment score for a given string use:
s.score("your text here")
This function will return a number. Positive numbers indicate a positive sentiment and negative numbers indicate negative sentiments. The |number| indicates the extent of the sentiment.