For reusability of data visualization examples provided by CanvasJS.

canvasjs-example-parser is consist of three main purposes.

• Generate reusable templates from examples.
• Extract embedded data from examples.
• Apply other data to templates.

• node v8.5.0
• npm v5.4.0

$ npm install

$ npm run fetch

Generate a template of basic-line-chart.

$ node templateGenerate.js examples/01-line-chart/basic-line-chart.html

The output template file will be in the same path as the source.

Extract embedded data in basic-line-chart to a json file.

$ node dataExtract.js examples/01-line-chart/basic-line-chart.html

The output json file will be in the same path as the source.

Embed other json file to basic-line-chart and specify the mapping of column names.

$ node applyData.js examples/01-line-chart/basic-line-chart.template example.json --x=a --y=b

The column "a" and "b" will be apply to the axis "x" and "y" of basic-line-chart, respectively.

The output data visulization file will be output.html.

• example.json

[
    {
        "a": 10,
        "b": 13
    },
    {
        "a": 20,
        "b": 53
    },
    {
        "a": 30,
        "b": 32
    },
    {
        "a": 40,
        "b": 28
    }
]

• Sepecify relationships of columns between templates and files

--<template-column-name>=<file-column-name>