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https://github.com/dimfeld/merge-geo
Merge CSV data into GeoJSON Features
https://github.com/dimfeld/merge-geo
cli csv geodata geojson
Last synced: about 2 months ago
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Merge CSV data into GeoJSON Features
- Host: GitHub
- URL: https://github.com/dimfeld/merge-geo
- Owner: dimfeld
- License: mit
- Created: 2023-02-24T19:10:53.000Z (almost 2 years ago)
- Default Branch: master
- Last Pushed: 2023-02-25T03:36:38.000Z (almost 2 years ago)
- Last Synced: 2024-10-28T03:59:31.362Z (3 months ago)
- Topics: cli, csv, geodata, geojson
- Language: JavaScript
- Homepage: https://www.npmjs.com/package/merge-geo
- Size: 28.3 KB
- Stars: 2
- Watchers: 2
- Forks: 0
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
- License: LICENSE
Awesome Lists containing this project
README
# merge-geo
A utility to read CSV data about geographic locations and merge it into a GeoJSON FeatureCollection.
## Example
```bash
$ npm -g install merge-geo
$ merge-geo
--feature-id CBSAFP # The property containing the feature ID, if not present as `id` \
--csv-id CBSA # CSV column containing the ID \
--filter '!STCOU' # Javascript expression to filter CSV rows \
-c cbsa-est2021-alldata.csv # Input CSV data \
-j cbsa.json # Input GeoJSON \
--autocoerce # Automatically convert strings to numbers when possible \
> cbsa_new.json
```
## Usage
```
Merge data from CSV files into GeoJSON Features
Options:
--version Show version number [boolean]
--help Show help [boolean]
--feature-id, --id A Feature property containing the ID used to match to CSV rows.
If absent, an `id` field will be expected in each Feature [string]
--csv-id A CSV column containing the ID to match to GeoJSON Features.
If absent, the `feature-id` option is used if present. [string]
--filter One or more Javascript boolean expressions that will be used to filter the CSV rows. [array]
-c, --csv The paths to one or more CSV files [array] [required]
-j, --json The path to a GeoJSON file [string] [required]
--autocoerce, --ac Attempt to convert all CSV values to numbers and booleans [boolean]
-c, --coerce Attempt to convert these CSV columns to numbers and booleans [array]
-d, --delimiter The CSV column delimiter [string] [default: ","]
--include A list of CSV columns to include [array]
--exclude A list of CSV columns to exclude [array]
--strict Throw an error if a CSV row does not match a GeoJSON Feature [boolean]
-r, --replace Replace the input GeoJSON file with the merged output [boolean]
-o, --output Write the output to this file instead of the terminal [string]
--prefix A prefix to add to all CSV column names when adding them to Features [string]
--omit-empty Ignore empty values in the CSV instead of adding empty strings [boolean]
```