bears.js.ESLintBear

Complexity

Total Complexity

6

Size/Duplication

Total Lines	36
Duplicated Lines	0 %

2 Methods

Rating	Name	Duplication	Size	Complexity
A	run()	0	12	2
A	_process_issues()	0	14	4

import json

from coalib.bearlib.abstractions.Lint import Lint
from coalib.bears.LocalBear import LocalBear
from coalib.results.RESULT_SEVERITY import RESULT_SEVERITY
from coalib.misc.Shell import escape_path_argument
from coalib.results.Result import Result


class ESLintBear(LocalBear, Lint):
    executable = 'eslint'
    arguments = '--no-ignore --no-color -f=json'
    severity_map = {
        "2": RESULT_SEVERITY.MAJOR,
        "1": RESULT_SEVERITY.NORMAL,
        "0": RESULT_SEVERITY.INFO
    }

    def run(self, filename, file, eslint_config: str=""):
        '''
        Checks the code with eslint. This will run eslint over each of the files
        seperately.

        :param eslint_config: The location of the .eslintrc config file.
        '''
        if eslint_config:
            self.arguments += (" --config "
                               + escape_path_argument(eslint_config))

        return self.lint(filename)

    def _process_issues(self, output, filename):
        try:
            output = json.loads("".join(output))
            for lintLines in output[0]['messages']:
                if lintLines['severity'] == '0':
                    continue
                yield Result.from_values(
                    origin=self,
                    message=lintLines['message'],
                    file=filename,
                    severity=self.severity_map[str(lintLines['severity'])],
                    line=lintLines['line'])
        except (json.decoder.JSONDecodeError):

There is an unnecessary parenthesis after except.

            output = {}