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10 changes: 6 additions & 4 deletions index.js
Original file line number Diff line number Diff line change
Expand Up @@ -42,17 +42,19 @@ class ResembleHelper extends Helper {
const actualImage = this.screenshotFolder + image;

// check whether the base and the screenshot images are present.
fs.access(baseImage, fs.constants.F_OK | fs.constants.W_OK, (err) => {
fs.access(baseImage, fs.constants.F_OK | fs.constants.R_OK, (err) => {
if (err) {
throw new Error(
`${baseImage} ${err.code === 'ENOENT' ? 'base image does not exist' : 'is read-only'}`);
`${baseImage} ${err.code === 'ENOENT' ? 'base image does not exist' :
'base image has an access error'}`);
}
});

fs.access(actualImage, fs.constants.F_OK | fs.constants.W_OK, (err) => {
fs.access(actualImage, fs.constants.F_OK | fs.constants.R_OK, (err) => {
if (err) {
throw new Error(
`${actualImage} ${err.code === 'ENOENT' ? 'screenshot image does not exist' : 'is read-only'}`);
`${actualImage} ${err.code === 'ENOENT' ? 'screenshot image does not exist' :
'screenshot image has an access error'}`);
}
});

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