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Commit76271ce

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committed
remove unneeded code from rewire for coderoad usage
1 parent673c285 commit76271ce

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9 files changed

+74
-116
lines changed

9 files changed

+74
-116
lines changed

‎lib/__get__.js

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -11,10 +11,10 @@
1111
*/
1212
function__get__(varName){
1313
try{
14-
if(varName&&typeofvarName==="string"){
14+
if(varName&&typeofvarName==='string'){
1515
returneval(varName);
1616
}else{
17-
thrownewTypeError("__get__ expects a non-empty string");
17+
thrownewTypeError('__get__ expects a non-empty string');
1818
}
1919
}catch(e){
2020
// does not exist

‎lib/detectImports.js

Lines changed: 9 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,9 @@
1+
constimport=/\bimport\s+(?:.+\s+from\s+)?[\'"]([^"\']+)["\']/;
2+
3+
// detects imports
4+
// adds imports to global scope of rewired object
5+
functiondetectImports(file){
6+
7+
}
8+
9+
module.exports=detectImports;

‎lib/detectStrictMode.js

Lines changed: 9 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -1,6 +1,6 @@
1-
varmultiLineComment=/^\s*\/\*.*?\*\//;
2-
varsingleLineComment=/^\s*\/\/.*?[\r\n]/;
3-
varstrictMode=/^\s*(?:"usestrict"|'usestrict')[\t]*(?:[\r\n]|;)/;
1+
constmultiLineComment=/^\s*\/\*.*?\*\//;
2+
constsingleLineComment=/^\s*\/\/.*?[\r\n]/;
3+
conststrictMode=/^\s*(?:["']usestrict["'])[\t]*(?:[\r\n]|;)/;
44

55
/**
66
* Returns true if the source code is intended to run in strict mode. Does not detect
@@ -13,15 +13,17 @@ function detectStrictMode(src) {
1313
varsingleLine;
1414
varmultiLine;
1515

16-
while((singleLine=singleLineComment.test(src))||(multiLine=multiLineComment.test(src))){
16+
while(
17+
(singleLine=singleLineComment.test(src))
18+
||(multiLine=multiLineComment.test(src))
19+
){
1720
if(singleLine){
18-
src=src.replace(singleLineComment,"");
21+
src=src.replace(singleLineComment,'');
1922
}
2023
if(multiLine){
21-
src=src.replace(multiLineComment,"");
24+
src=src.replace(multiLineComment,'');
2225
}
2326
}
24-
2527
returnstrictMode.test(src);
2628
}
2729

‎lib/fileExists.js

Lines changed: 16 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,16 @@
1+
varfs=require('fs');
2+
3+
functionfileExists(path){
4+
try{
5+
fs.accessSync(path,fs.F_OK);
6+
}
7+
catch(e){
8+
if(e){
9+
console.log(e);
10+
}
11+
returnfalse;
12+
}
13+
returntrue;
14+
}
15+
16+
module.exports=fileExists;

‎lib/getDefinePropertySrc.js

Lines changed: 11 additions & 18 deletions
Original file line numberDiff line numberDiff line change
@@ -1,27 +1,20 @@
1-
"use strict";
1+
'use strict';
22

3-
var__get__=require("./__get__.js");
3+
const__get__=require("./__get__.js");
44

5-
varsrcs={
5+
constsrcs={
66
"__get__":__get__.toString(),
77
};
88

99
functiongetDefinePropertySrc(){
10-
varsrc="if (typeof(module.exports) === 'function' || \n"+
11-
"(typeof(module.exports) === 'object' && module.exports !== null && Object.isExtensible(module.exports))) {\n";
12-
13-
src+=Object.keys(srcs).reduce(functionforEachSrc(preValue,value){
14-
returnpreValue+="Object.defineProperty(module.exports, '"+
15-
value+
16-
"', {enumerable: false, value: "+
17-
srcs[value]+
18-
", "+
19-
"writable: true}); ";
20-
},"");
21-
22-
src+="\n}";
23-
24-
returnsrc;
10+
return`
11+
if (typeof(module.exports) === 'function' ||
12+
(typeof(module.exports) === 'object' && module.exports !== null && Object.isExtensible(module.exports))) {
13+
${Object.keys(srcs).reduce((preValue,value)=>{
14+
returnpreValue+=`Object.defineProperty(module.exports, '${value}', {enumerable: false, value:${srcs[value]}, writable: true});`;
15+
},'')
16+
}
17+
}`;
2518
}
2619

2720
module.exports=getDefinePropertySrc;

‎lib/getImportGlobalsSrc.js

Lines changed: 6 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -10,16 +10,16 @@
1010
functiongetImportGlobalsSrc(ignore){
1111
varkey,
1212
value,
13-
src="",
14-
globalObj=typeofglobal==="undefined"?window:global;
13+
src='',
14+
globalObj=typeofglobal==='undefined'?window:global;
1515

1616
ignore=ignore||[];
1717
// global itself can't be overridden because it's the only reference to our real global objects
18-
ignore.push("global");
18+
ignore.push('global');
1919
// ignore 'module', 'exports' and 'require' on the global scope, because otherwise our code would
2020
// shadow the module-internal variables
2121
//@see https://github.com/jhnns/rewire-webpack/pull/6
22-
ignore.push("module","exports","require");
22+
ignore.push('module','exports','require');
2323

2424
for(keyinglobalObj){/* jshint forin: false */
2525
if(ignore.indexOf(key)!==-1){
@@ -29,8 +29,8 @@ function getImportGlobalsSrc(ignore) {
2929

3030
// key may be an invalid variable name (e.g. 'a-b')
3131
try{
32-
eval("var"+key+";");
33-
src+="var"+key+"= global."+key+"; ";
32+
eval(`var${key};`);
33+
src+=`var${key}= global.${key};`;
3434
}catch(e){}
3535
}
3636

‎lib/index.js

Lines changed: 5 additions & 20 deletions
Original file line numberDiff line numberDiff line change
@@ -1,21 +1,5 @@
1-
varrewireModule=require("./rewire.js");
2-
varfs=require('fs');
3-
4-
functionfileExists(path,silent){
5-
if(silent===void0){silent=true;}
6-
try{
7-
fs.accessSync(path,fs.F_OK);
8-
}
9-
catch(e){
10-
if(e){
11-
if(!silent){
12-
console.log(e);
13-
}
14-
returnfalse;
15-
}
16-
}
17-
returntrue;
18-
}
1+
varrewireModule=require('./rewire.js');
2+
varfileExists=require('./fileExists');
193

204
/**
215
* Adds a special setter and getter to the module located at filename. After the module has been rewired, you can
@@ -28,7 +12,7 @@ function rewire(filename) {
2812
// is not a package path
2913
if(!filename.match(/^[a-zA-Z]/)){
3014
// if the file doesn't exist yet,
31-
//settoget undefined
15+
//create a __get__ mocktoprevent tests breaking
3216
if(!fileExists(filename)){
3317
return{
3418
__get__:()=>{}
@@ -41,4 +25,5 @@ function rewire(filename) {
4125

4226
module.exports=rewire;
4327

44-
deleterequire.cache[__filename];// deleting self from module cache so the parent module is always up to date
28+
deleterequire.cache[__filename];
29+
// deleting self from module cache so the parent module is always up to date

‎lib/moduleEnv.js

Lines changed: 3 additions & 50 deletions
Original file line numberDiff line numberDiff line change
@@ -1,8 +1,7 @@
1-
"use strict";
1+
'use strict';
22

3-
varModule=require("module"),
4-
fs=require("fs"),
5-
coffee;
3+
varModule=require('module'),
4+
fs=require('fs');
65

76
// caching original wrapper
87
varmoduleWrapper0=Module.wrapper[0],
@@ -16,7 +15,6 @@ function load(targetModule) {
1615
targetModule.require=requireProxy;
1716
currentModule=targetModule;
1817

19-
registerExtensions();
2018
targetModule.load(targetModule.id);
2119

2220
// This is only necessary if nothing has been required within the module
@@ -26,7 +24,6 @@ function load(targetModule) {
2624
functionreset(){
2725
Module.wrapper[0]=moduleWrapper0;
2826
Module.wrapper[1]=moduleWrapper1;
29-
restoreExtensions();
3027
}
3128

3229
functioninject(prelude,appendix){
@@ -46,49 +43,5 @@ function requireProxy(path) {
4643
returnnodeRequire.call(currentModule,path);// node's require only works when "this" points to the module
4744
}
4845

49-
functionregisterExtensions(){
50-
varoriginalCoffeeExtension=require.extensions[".coffee"];
51-
52-
if(originalCoffeeExtension){
53-
originalExtensions.coffee=originalCoffeeExtension;
54-
}
55-
require.extensions[".coffee"]=coffeeExtension;
56-
}
57-
58-
functionrestoreExtensions(){
59-
if("coffee"inoriginalExtensions){
60-
require.extensions[".coffee"]=originalExtensions.coffee;
61-
}
62-
}
63-
64-
functioncoffeeExtension(module,filename){
65-
varcontent=stripBOM(fs.readFileSync(filename,"utf8"));
66-
67-
content=coffee.compile(content,{
68-
filename:filename,
69-
bare:true
70-
});
71-
module._compile(content,filename);
72-
}
73-
74-
/**
75-
*@see https://github.com/joyent/node/blob/master/lib/module.js
76-
*/
77-
functionstripBOM(content){
78-
// Remove byte order marker. This catches EF BB BF (the UTF-8 BOM)
79-
// because the buffer-to-string conversion in `fs.readFileSync()`
80-
// translates it to FEFF, the UTF-16 BOM.
81-
if(content.charCodeAt(0)===0xFEFF){
82-
content=content.slice(1);
83-
}
84-
returncontent;
85-
}
86-
87-
try{
88-
coffee=require("coffee-script");
89-
}catch(err){
90-
// We are not able to provide coffee-script support, but that's ok as long as the user doesn't want it.
91-
}
92-
9346
exports.load=load;
9447
exports.inject=inject;

‎lib/rewire.js

Lines changed: 13 additions & 13 deletions
Original file line numberDiff line numberDiff line change
@@ -1,9 +1,9 @@
1-
varModule=require("module"),
2-
fs=require("fs"),
3-
getImportGlobalsSrc=require("./getImportGlobalsSrc.js"),
4-
getDefinePropertySrc=require("./getDefinePropertySrc.js"),
5-
detectStrictMode=require("./detectStrictMode.js"),
6-
moduleEnv=require("./moduleEnv.js");
1+
varModule=require('module'),
2+
fs=require('fs'),
3+
getImportGlobalsSrc=require('./getImportGlobalsSrc.js'),
4+
getDefinePropertySrc=require('./getDefinePropertySrc.js'),
5+
detectStrictMode=require('./detectStrictMode.js'),
6+
moduleEnv=require('./moduleEnv.js');
77

88
/**
99
* Does actual rewiring the module. For further documentation @see index.js
@@ -15,8 +15,8 @@ function internalRewire(parentModulePath, targetPath) {
1515
src;
1616

1717
// Checking params
18-
if(typeoftargetPath!=="string"){
19-
thrownewTypeError("Filename must be a string");
18+
if(typeoftargetPath!=='string'){
19+
thrownewTypeError('Filename must be a string');
2020
}
2121

2222
// Resolve full filename relative to the parent module
@@ -38,19 +38,19 @@ function internalRewire(parentModulePath, targetPath) {
3838

3939
// Wrap module src inside IIFE so that function declarations do not clash with global variables
4040
//@see https://github.com/jhnns/rewire/issues/56
41-
prelude+="(function () {";
41+
prelude+='(function () {';
4242

4343
// We append our special setter and getter.
44-
appendix="\n"+getDefinePropertySrc();
44+
appendix='\n'+getDefinePropertySrc();
4545

4646
// End of IIFE
47-
appendix+="})();";
47+
appendix+='})();';
4848

4949
// Check if the module uses the strict mode.
5050
// If so we must ensure that "use strict"; stays at the beginning of the module.
51-
src=fs.readFileSync(targetPath,"utf8");
51+
src=fs.readFileSync(targetPath,'utf8');
5252
if(detectStrictMode(src)===true){
53-
prelude=' "use strict";'+prelude;
53+
prelude=` "use strict";${prelude}`;
5454
}
5555

5656
moduleEnv.inject(prelude,appendix);

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