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undeclared-identifiers
Advanced tools
find undeclared identifiers and property accesses in a javascript file.
find undeclared identifiers and property accesses in a javascript file.
npm install undeclared-identifiers
var undeclaredIdentifiers = require('undeclared-identifiers')
undeclaredIdentifiers(src)
// { identifiers: ['Buffer'],
// properties: ['Buffer.isBuffer'] }
res = undeclaredIdentifiers(source, opts)
Find undeclared identifiers and properties that are used in the source
. source
can be an AST or a source string that will be parsed using acorn-node.
res
is an object with properties:
res.identifiers
- an array of variable names as strings.res.properties
- an array of property names as .-separated strings, such as 'xyz.abc'
. These are the property accesses on the undeclared variables found in res.identifiers
.Set opts.properties
to false to only return identifiers.
When opts.wildcard
is true, unknown uses of undeclared identifiers will be added to res.properties
as 'VarName.*'
.
undeclaredIdentifiers('Buffer(), Buffer.from()', { wildcard: true })
// { identifiers: ['Buffer'],
// properties: ['Buffer.*', 'Buffer.from'] }
1.1.3
FAQs
find undeclared identifiers and property accesses in a javascript file.
The npm package undeclared-identifiers receives a total of 482,082 weekly downloads. As such, undeclared-identifiers popularity was classified as popular.
We found that undeclared-identifiers demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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