bears.js.ESLintBear

Complexity

Total Complexity

5

Size/Duplication

Total Lines	34
Duplicated Lines	0 %

2 Methods

Rating	Name	Duplication	Size	Complexity
A	_process_issues()	0	12	3
A	run()	0	12	2

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):
        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'])