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fix: check result object #311

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20 changes: 16 additions & 4 deletions src/Linter.js
Expand Up @@ -83,7 +83,10 @@ export default class Linter {

static skipIgnoredFileWarning(res) {
return (
res &&
res.warningCount === 1 &&
res.results &&
res.results[0] &&
res.results[0].messages[0] &&
res.results[0].messages[0].message &&
res.results[0].messages[0].message.indexOf('ignore') > 1
Expand All @@ -96,7 +99,13 @@ export default class Linter {
// quiet filter done now
// eslint allow rules to be specified in the input between comments
// so we can found warnings defined in the input itself
if (this.options.quiet && res.warningCount) {
if (
this.options.quiet &&
res &&
res.warningCount &&
res.results &&
res.results[0]
) {
res.warningCount = 0;
res.results[0].warningCount = 0;
res.results[0].messages = res.results[0].messages.filter(
Expand All @@ -109,9 +118,12 @@ export default class Linter {

autoFix(res) {
if (
res.results[0].output !== res.src ||
res.results[0].fixableErrorCount > 0 ||
res.results[0].fixableWarningCount > 0
res &&
res.results &&
res.results[0] &&
(res.results[0].output !== res.src ||
res.results[0].fixableErrorCount > 0 ||
res.results[0].fixableWarningCount > 0)
) {
this.CLIEngine.outputFixes(res);
}
Expand Down