no-internal-modules.js
15.7 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
'use strict';var _minimatch = require('minimatch');var _minimatch2 = _interopRequireDefault(_minimatch);
var _resolve = require('eslint-module-utils/resolve');var _resolve2 = _interopRequireDefault(_resolve);
var _importType = require('../core/importType');var _importType2 = _interopRequireDefault(_importType);
var _moduleVisitor = require('eslint-module-utils/moduleVisitor');var _moduleVisitor2 = _interopRequireDefault(_moduleVisitor);
var _docsUrl = require('../docsUrl');var _docsUrl2 = _interopRequireDefault(_docsUrl);function _interopRequireDefault(obj) {return obj && obj.__esModule ? obj : { 'default': obj };}
module.exports = {
meta: {
type: 'suggestion',
docs: {
url: (0, _docsUrl2['default'])('no-internal-modules') },
schema: [
{
oneOf: [
{
type: 'object',
properties: {
allow: {
type: 'array',
items: {
type: 'string' } } },
additionalProperties: false },
{
type: 'object',
properties: {
forbid: {
type: 'array',
items: {
type: 'string' } } },
additionalProperties: false }] }] },
create: function () {function noReachingInside(context) {
var options = context.options[0] || {};
var allowRegexps = (options.allow || []).map(function (p) {return _minimatch2['default'].makeRe(p);});
var forbidRegexps = (options.forbid || []).map(function (p) {return _minimatch2['default'].makeRe(p);});
// minimatch patterns are expected to use / path separators, like import
// statements, so normalize paths to use the same
function normalizeSep(somePath) {
return somePath.split('\\').join('/');
}
function toSteps(somePath) {
return normalizeSep(somePath).
split('/').
reduce(function (acc, step) {
if (!step || step === '.') {
return acc;
} else if (step === '..') {
return acc.slice(0, -1);
} else {
return acc.concat(step);
}
}, []);
}
// test if reaching to this destination is allowed
function reachingAllowed(importPath) {
return allowRegexps.some(function (re) {return re.test(importPath);});
}
// test if reaching to this destination is forbidden
function reachingForbidden(importPath) {
return forbidRegexps.some(function (re) {return re.test(importPath);});
}
function isAllowViolation(importPath) {
var steps = toSteps(importPath);
var nonScopeSteps = steps.filter(function (step) {return step.indexOf('@') !== 0;});
if (nonScopeSteps.length <= 1) return false;
// before trying to resolve, see if the raw import (with relative
// segments resolved) matches an allowed pattern
var justSteps = steps.join('/');
if (reachingAllowed(justSteps) || reachingAllowed('/' + String(justSteps))) return false;
// if the import statement doesn't match directly, try to match the
// resolved path if the import is resolvable
var resolved = (0, _resolve2['default'])(importPath, context);
if (!resolved || reachingAllowed(normalizeSep(resolved))) return false;
// this import was not allowed by the allowed paths, and reaches
// so it is a violation
return true;
}
function isForbidViolation(importPath) {
var steps = toSteps(importPath);
// before trying to resolve, see if the raw import (with relative
// segments resolved) matches a forbidden pattern
var justSteps = steps.join('/');
if (reachingForbidden(justSteps) || reachingForbidden('/' + String(justSteps))) return true;
// if the import statement doesn't match directly, try to match the
// resolved path if the import is resolvable
var resolved = (0, _resolve2['default'])(importPath, context);
if (resolved && reachingForbidden(normalizeSep(resolved))) return true;
// this import was not forbidden by the forbidden paths so it is not a violation
return false;
}
// find a directory that is being reached into, but which shouldn't be
var isReachViolation = options.forbid ? isForbidViolation : isAllowViolation;
function checkImportForReaching(importPath, node) {
var potentialViolationTypes = ['parent', 'index', 'sibling', 'external', 'internal'];
if (potentialViolationTypes.indexOf((0, _importType2['default'])(importPath, context)) !== -1 &&
isReachViolation(importPath))
{
context.report({
node: node,
message: 'Reaching to "' + String(importPath) + '" is not allowed.' });
}
}
return (0, _moduleVisitor2['default'])(function (source) {
checkImportForReaching(source.value, source);
}, { commonjs: true });
}return noReachingInside;}() };
//# sourceMappingURL=data:application/json;charset=utf-8;base64,{"version":3,"sources":["../../src/rules/no-internal-modules.js"],"names":["module","exports","meta","type","docs","url","schema","oneOf","properties","allow","items","additionalProperties","forbid","create","noReachingInside","context","options","allowRegexps","map","minimatch","makeRe","p","forbidRegexps","normalizeSep","somePath","split","join","toSteps","reduce","acc","step","slice","concat","reachingAllowed","importPath","some","re","test","reachingForbidden","isAllowViolation","steps","nonScopeSteps","filter","indexOf","length","justSteps","resolved","isForbidViolation","isReachViolation","checkImportForReaching","node","potentialViolationTypes","report","message","source","value","commonjs"],"mappings":"aAAA,sC;;AAEA,sD;AACA,gD;AACA,kE;AACA,qC;;AAEAA,OAAOC,OAAP,GAAiB;AACfC,QAAM;AACJC,UAAM,YADF;AAEJC,UAAM;AACJC,WAAK,0BAAQ,qBAAR,CADD,EAFF;;;AAMJC,YAAQ;AACN;AACEC,aAAO;AACL;AACEJ,cAAM,QADR;AAEEK,oBAAY;AACVC,iBAAO;AACLN,kBAAM,OADD;AAELO,mBAAO;AACLP,oBAAM,QADD,EAFF,EADG,EAFd;;;;AAUEQ,8BAAsB,KAVxB,EADK;;AAaL;AACER,cAAM,QADR;AAEEK,oBAAY;AACVI,kBAAQ;AACNT,kBAAM,OADA;AAENO,mBAAO;AACLP,oBAAM,QADD,EAFD,EADE,EAFd;;;;AAUEQ,8BAAsB,KAVxB,EAbK,CADT,EADM,CANJ,EADS;;;;;;;AAuCfE,uBAAQ,SAASC,gBAAT,CAA0BC,OAA1B,EAAmC;AACzC,UAAMC,UAAUD,QAAQC,OAAR,CAAgB,CAAhB,KAAsB,EAAtC;AACA,UAAMC,eAAe,CAACD,QAAQP,KAAR,IAAiB,EAAlB,EAAsBS,GAAtB,CAA0B,qBAAKC,uBAAUC,MAAV,CAAiBC,CAAjB,CAAL,EAA1B,CAArB;AACA,UAAMC,gBAAgB,CAACN,QAAQJ,MAAR,IAAkB,EAAnB,EAAuBM,GAAvB,CAA2B,qBAAKC,uBAAUC,MAAV,CAAiBC,CAAjB,CAAL,EAA3B,CAAtB;;AAEA;AACA;AACA,eAASE,YAAT,CAAsBC,QAAtB,EAAgC;AAC9B,eAAOA,SAASC,KAAT,CAAe,IAAf,EAAqBC,IAArB,CAA0B,GAA1B,CAAP;AACD;;AAED,eAASC,OAAT,CAAiBH,QAAjB,EAA2B;AACzB,eAAQD,aAAaC,QAAb;AACLC,aADK,CACC,GADD;AAELG,cAFK,CAEE,UAACC,GAAD,EAAMC,IAAN,EAAe;AACrB,cAAI,CAACA,IAAD,IAASA,SAAS,GAAtB,EAA2B;AACzB,mBAAOD,GAAP;AACD,WAFD,MAEO,IAAIC,SAAS,IAAb,EAAmB;AACxB,mBAAOD,IAAIE,KAAJ,CAAU,CAAV,EAAa,CAAC,CAAd,CAAP;AACD,WAFM,MAEA;AACL,mBAAOF,IAAIG,MAAJ,CAAWF,IAAX,CAAP;AACD;AACF,SAVK,EAUH,EAVG,CAAR;AAWD;;AAED;AACA,eAASG,eAAT,CAAyBC,UAAzB,EAAqC;AACnC,eAAOjB,aAAakB,IAAb,CAAkB,sBAAMC,GAAGC,IAAH,CAAQH,UAAR,CAAN,EAAlB,CAAP;AACD;;AAED;AACA,eAASI,iBAAT,CAA2BJ,UAA3B,EAAuC;AACrC,eAAOZ,cAAca,IAAd,CAAmB,sBAAMC,GAAGC,IAAH,CAAQH,UAAR,CAAN,EAAnB,CAAP;AACD;;AAED,eAASK,gBAAT,CAA0BL,UAA1B,EAAsC;AACpC,YAAMM,QAAQb,QAAQO,UAAR,CAAd;;AAEA,YAAMO,gBAAgBD,MAAME,MAAN,CAAa,wBAAQZ,KAAKa,OAAL,CAAa,GAAb,MAAsB,CAA9B,EAAb,CAAtB;AACA,YAAIF,cAAcG,MAAd,IAAwB,CAA5B,EAA+B,OAAO,KAAP;;AAE/B;AACA;AACA,YAAMC,YAAYL,MAAMd,IAAN,CAAW,GAAX,CAAlB;AACA,YAAIO,gBAAgBY,SAAhB,KAA8BZ,6BAAoBY,SAApB,EAAlC,EAAoE,OAAO,KAAP;;AAEpE;AACA;AACA,YAAMC,WAAW,0BAAQZ,UAAR,EAAoBnB,OAApB,CAAjB;AACA,YAAI,CAAC+B,QAAD,IAAab,gBAAgBV,aAAauB,QAAb,CAAhB,CAAjB,EAA0D,OAAO,KAAP;;AAE1D;AACA;AACA,eAAO,IAAP;AACD;;AAED,eAASC,iBAAT,CAA2Bb,UAA3B,EAAuC;AACrC,YAAMM,QAAQb,QAAQO,UAAR,CAAd;;AAEA;AACA;AACA,YAAMW,YAAYL,MAAMd,IAAN,CAAW,GAAX,CAAlB;;AAEA,YAAIY,kBAAkBO,SAAlB,KAAgCP,+BAAsBO,SAAtB,EAApC,EAAwE,OAAO,IAAP;;AAExE;AACA;AACA,YAAMC,WAAW,0BAAQZ,UAAR,EAAoBnB,OAApB,CAAjB;AACA,YAAI+B,YAAYR,kBAAkBf,aAAauB,QAAb,CAAlB,CAAhB,EAA2D,OAAO,IAAP;;AAE3D;AACA,eAAO,KAAP;AACD;;AAED;AACA,UAAME,mBAAmBhC,QAAQJ,MAAR,GAAiBmC,iBAAjB,GAAqCR,gBAA9D;;AAEA,eAASU,sBAAT,CAAgCf,UAAhC,EAA4CgB,IAA5C,EAAkD;AAChD,YAAMC,0BAA0B,CAAC,QAAD,EAAW,OAAX,EAAoB,SAApB,EAA+B,UAA/B,EAA2C,UAA3C,CAAhC;AACA,YAAIA,wBAAwBR,OAAxB,CAAgC,6BAAWT,UAAX,EAAuBnB,OAAvB,CAAhC,MAAqE,CAAC,CAAtE;AACFiC,yBAAiBd,UAAjB,CADF;AAEE;AACAnB,kBAAQqC,MAAR,CAAe;AACbF,sBADa;AAEbG,8CAAyBnB,UAAzB,uBAFa,EAAf;;AAID;AACF;;AAED,aAAO,gCAAc,UAACoB,MAAD,EAAY;AAC/BL,+BAAuBK,OAAOC,KAA9B,EAAqCD,MAArC;AACD,OAFM,EAEJ,EAAEE,UAAU,IAAZ,EAFI,CAAP;AAGD,KA5FD,OAAiB1C,gBAAjB,IAvCe,EAAjB","file":"no-internal-modules.js","sourcesContent":["import minimatch from 'minimatch';\n\nimport resolve from 'eslint-module-utils/resolve';\nimport importType from '../core/importType';\nimport moduleVisitor from 'eslint-module-utils/moduleVisitor';\nimport docsUrl from '../docsUrl';\n\nmodule.exports = {\n  meta: {\n    type: 'suggestion',\n    docs: {\n      url: docsUrl('no-internal-modules'),\n    },\n\n    schema: [\n      {\n        oneOf: [\n          {\n            type: 'object',\n            properties: {\n              allow: {\n                type: 'array',\n                items: {\n                  type: 'string',\n                },\n              },\n            },\n            additionalProperties: false,\n          },\n          {\n            type: 'object',\n            properties: {\n              forbid: {\n                type: 'array',\n                items: {\n                  type: 'string',\n                },\n              },\n            },\n            additionalProperties: false,\n          },\n        ],\n      },\n    ],\n  },\n\n  create: function noReachingInside(context) {\n    const options = context.options[0] || {};\n    const allowRegexps = (options.allow || []).map(p => minimatch.makeRe(p));\n    const forbidRegexps = (options.forbid || []).map(p => minimatch.makeRe(p));\n\n    // minimatch patterns are expected to use / path separators, like import\n    // statements, so normalize paths to use the same\n    function normalizeSep(somePath) {\n      return somePath.split('\\\\').join('/');\n    }\n\n    function toSteps(somePath) {\n      return  normalizeSep(somePath)\n        .split('/')\n        .reduce((acc, step) => {\n          if (!step || step === '.') {\n            return acc;\n          } else if (step === '..') {\n            return acc.slice(0, -1);\n          } else {\n            return acc.concat(step);\n          }\n        }, []);\n    }\n\n    // test if reaching to this destination is allowed\n    function reachingAllowed(importPath) {\n      return allowRegexps.some(re => re.test(importPath));\n    }\n\n    // test if reaching to this destination is forbidden\n    function reachingForbidden(importPath) {\n      return forbidRegexps.some(re => re.test(importPath));\n    }\n\n    function isAllowViolation(importPath) {\n      const steps = toSteps(importPath);\n\n      const nonScopeSteps = steps.filter(step => step.indexOf('@') !== 0);\n      if (nonScopeSteps.length <= 1) return false;\n\n      // before trying to resolve, see if the raw import (with relative\n      // segments resolved) matches an allowed pattern\n      const justSteps = steps.join('/');\n      if (reachingAllowed(justSteps) || reachingAllowed(`/${justSteps}`)) return false;\n\n      // if the import statement doesn't match directly, try to match the\n      // resolved path if the import is resolvable\n      const resolved = resolve(importPath, context);\n      if (!resolved || reachingAllowed(normalizeSep(resolved))) return false;\n\n      // this import was not allowed by the allowed paths, and reaches\n      // so it is a violation\n      return true;\n    }\n\n    function isForbidViolation(importPath) {\n      const steps = toSteps(importPath);\n\n      // before trying to resolve, see if the raw import (with relative\n      // segments resolved) matches a forbidden pattern\n      const justSteps = steps.join('/');\n\n      if (reachingForbidden(justSteps) || reachingForbidden(`/${justSteps}`)) return true;\n\n      // if the import statement doesn't match directly, try to match the\n      // resolved path if the import is resolvable\n      const resolved = resolve(importPath, context);\n      if (resolved && reachingForbidden(normalizeSep(resolved))) return true;\n\n      // this import was not forbidden by the forbidden paths so it is not a violation\n      return false;\n    }\n\n    // find a directory that is being reached into, but which shouldn't be\n    const isReachViolation = options.forbid ? isForbidViolation : isAllowViolation;\n\n    function checkImportForReaching(importPath, node) {\n      const potentialViolationTypes = ['parent', 'index', 'sibling', 'external', 'internal'];\n      if (potentialViolationTypes.indexOf(importType(importPath, context)) !== -1 &&\n        isReachViolation(importPath)\n      ) {\n        context.report({\n          node,\n          message: `Reaching to \"${importPath}\" is not allowed.`,\n        });\n      }\n    }\n\n    return moduleVisitor((source) => {\n      checkImportForReaching(source.value, source);\n    }, { commonjs: true });\n  },\n};\n"]}