aaac7fed
 liuqimichale
add
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/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
class IgnorePlugin {
constructor(resourceRegExp, contextRegExp) {
this.resourceRegExp = resourceRegExp;
this.contextRegExp = contextRegExp;
this.checkIgnore = this.checkIgnore.bind(this);
}
/*
* Only returns true if a "resourceRegExp" exists
* and the resource given matches the regexp.
*/
checkResource(resource) {
if(!this.resourceRegExp) {
return false;
}
return this.resourceRegExp.test(resource);
}
/*
* Returns true if contextRegExp does not exist
* or if context matches the given regexp.
*/
checkContext(context) {
if(!this.contextRegExp) {
return true;
}
return this.contextRegExp.test(context);
}
/*
* Returns true if result should be ignored.
* false if it shouldn't.
*
* Not that if "contextRegExp" is given, both the "resourceRegExp"
* and "contextRegExp" have to match.
*/
checkResult(result) {
if(!result) {
return true;
}
return this.checkResource(result.request) && this.checkContext(result.context);
}
checkIgnore(result, callback) {
// check if result is ignored
if(this.checkResult(result)) {
return callback();
}
return callback(null, result);
}
apply(compiler) {
compiler.plugin("normal-module-factory", (nmf) => {
nmf.plugin("before-resolve", this.checkIgnore);
});
compiler.plugin("context-module-factory", (cmf) => {
cmf.plugin("before-resolve", this.checkIgnore);
});
}
}
module.exports = IgnorePlugin;
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