solhint/lib/rules/best-practises/max-line-length.js

Solidity Code Linter

const BaseChecker = require('./../base-checker')

class MaxLineLengthChecker extends BaseChecker {
  constructor(reporter, config) {
    super(reporter)

    this.maxLength = config.getNumber('max-line-length', 120)
  }

  enterSourceUnit(ctx) {
    const lines = ctx.parser._input.tokenSource._input.strdata.split('\n')

    lines.map(line => line.length).forEach(this.validateLineLength.bind(this))
  }

  validateLineLength(curLength, lineNum) {
    if (curLength > this.maxLength) {
      const message = `Line length must be no more than ${
        this.maxLength
      } but current length is ${curLength}.`
      this.reporter.errorAt(lineNum + 1, 1, 'max-line-length', message)
    }
  }
}

module.exports = MaxLineLengthChecker