function pragma(file, encoding, callback) {
if (file.isNull()) {
return callback(null, file);
}
if (file.isStream()) {
return callback(new gutil.PluginError('gulp-pragma', 'Doesn\'t support Streams'));
}
if (cfg) {
if (istextorbinary.isTextSync(file.path, file.contents)) {
var tContents = file.contents.toString('utf-8');
for (var pgma in cfg) {
if (pgma.toLowerCase() == 'all') {
if (cfg[pgma] === false) {
tContents = stripAllPragma(tContents);
}
} else {
if (cfg[pgma] === false) {
tContents = stripPragma(pgma, tContents);
}
}
}
file.contents = new Buffer(tContents, 'utf-8');
}
}
callback(null, file);
}
return transformAllFiles(function(file, enc) {
if (multimatch(file.relative, self.options.filerev).length) {
self.filerev[file.relative] = {
regexp: new RegExp(STARTING_DELIMITER + escapeRegExp(webPath.call(self, file)) + ENDING_DELIMITER, 'g'),
references: []
};
}
if (multimatch(file.relative, self.options.replace).length && istextorbinary.isTextSync(null, file.contents)) {
self.replace[file.relative] = {
contents: String(file.contents)
};
}
});
.pipe(ignore.include(file => istextorbinary.isTextSync(file.basename, file.contents)))