insomnia/plugins/insomnia-plugin-jsonpath/index.js
2019-08-20 17:24:18 -07:00

42 lines
941 B
JavaScript

const jq = require('jsonpath');
module.exports.templateTags = [
{
displayName: 'JSONPath',
name: 'jsonpath',
description: 'pull data from JSON strings with JSONPath',
args: [
{
displayName: 'JSON string',
type: 'string',
},
{
displayName: 'JSONPath Filter',
encoding: 'base64', // So it doesn't cause syntax errors
type: 'string',
},
],
run(context, jsonString, filter) {
let body;
try {
body = JSON.parse(jsonString);
} catch (err) {
throw new Error(`Invalid JSON: ${err.message}`);
}
let results;
try {
results = jq.query(body, filter);
} catch (err) {
throw new Error(`Invalid JSONPath query: ${filter}`);
}
if (results.length === 0) {
throw new Error(`JSONPath query returned no results: ${filter}`);
}
return results[0];
},
},
];