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eslint missing-make-observable-rule support for namespaces and fix imports #3284

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eslint missing-make-observable-rule support for namespaces and fix imports #3284

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4c7d762
Add support for namespaces and fix imports
WearyMonkey Feb 9, 2022
0fe7e04
super
WearyMonkey Feb 9, 2022
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190 changes: 167 additions & 23 deletions packages/eslint-plugin-mobx/__tests__/missing-make-observable.js
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Original file line number Diff line number Diff line change
Expand Up @@ -8,22 +8,22 @@ const tester = new RuleTester({
});

const fields = [
'@observable o = 5',
'@observable.ref or = []',
'@observable.shallow os = []',
'@observable.deep od = {}',
'@computed get c() {}',
'@computed.struct get cs() {}',
'@computed({ equals }) get co() {}',
'@action a() {}',
'@action.bound ab() {}',
'@flow *f() {}',
'@flow.bound *fb() {}',
'observable o = 5',
'observable.ref or = []',
'observable.shallow os = []',
'observable.deep od = {}',
'computed get c() {}',
'computed.struct get cs() {}',
'computed({ equals }) get co() {}',
'action a() {}',
'action.bound ab() {}',
'flow *f() {}',
'flow.bound *fb() {}',
];

const valid1 = fields.map(field => `
class C {
${field}
@${field}

constructor() {
makeObservable(this)
Expand All @@ -48,7 +48,7 @@ class C {

const valid3 = fields.map(field => `
class C {
${field}
@${field}

constructor() {
makeObservable(this, null, { name: 'foo' })
Expand All @@ -58,7 +58,7 @@ class C {

const valid4 = fields.map(field => `
class C {
${field}
@${field}

constructor(aString: string);
constructor(aNum: number);
Expand All @@ -71,7 +71,7 @@ class C {
const invalid1 = fields.map(field => ({
code: `
class C {
${field}
@${field}
}
`,
errors: [
Expand All @@ -80,15 +80,15 @@ class C {
output: `
class C {
constructor() { makeObservable(this); }
${field}
@${field}
}
`
}))

const invalid2 = fields.map(field => ({
code: `
class C {
${field}
@${field}
constructor() {}
}
`,
Expand All @@ -97,7 +97,7 @@ class C {
],
output: `
class C {
${field}
@${field}
constructor() {;makeObservable(this);}
}
`,
Expand All @@ -106,7 +106,7 @@ class C {
const invalid3 = fields.map(field => ({
code: `
class C {
${field}
@${field}
constructor() {
makeObservable({ a: 5 });
}
Expand All @@ -117,7 +117,7 @@ class C {
],
output: `
class C {
${field}
@${field}
constructor() {
makeObservable({ a: 5 });
;makeObservable(this);}
Expand All @@ -128,7 +128,7 @@ class C {
const invalid4 = fields.map(field => ({
code: `
class C {
${field}
@${field}
constructor()
}
`,
Expand All @@ -137,7 +137,7 @@ class C {
],
output: `
class C {
${field}
@${field}
constructor() { makeObservable(this); }
}
`,
Expand All @@ -147,7 +147,7 @@ class C {
const invalid5 = fields.map(field => ({
code: `
class C {
${field}
@${field}
constructor() {
makeObservable(this, { o: observable.ref });
}
Expand All @@ -158,6 +158,143 @@ class C {
],
}))

const invalid6 = fields.map(field => ({
code: `
import * as mobx from 'mobx';

class C {
@mobx.${field}
}
`,
errors: [
{ messageId: 'missingMakeObservable' },
],
output: `
import * as mobx from 'mobx';

class C {
constructor() { mobx.makeObservable(this); }
@mobx.${field}
}
`,
}
))

const invalid7 = fields.map(field => ({
code: `
import { foo } from 'mobx';

class C {
@${field}
}
`,
errors: [
{ messageId: 'missingMakeObservable' },
],
output: `
import { foo, makeObservable } from 'mobx';

class C {
constructor() { makeObservable(this); }
@${field}
}
`,
}
))

const invalid8 = fields.map(field => ({
code: `
import { foo } from 'mobx';
import * as mobx from 'mobx';

class C {
@mobx.${field}
}
`,
errors: [
{ messageId: 'missingMakeObservable' },
],
output: `
import { foo } from 'mobx';
import * as mobx from 'mobx';

class C {
constructor() { mobx.makeObservable(this); }
@mobx.${field}
}
`,
}
))

const invalid9 = fields.map(field => ({
code: `
import { makeObservable as makeBanana } from 'mobx';

class C {
@${field}
}
`,
errors: [
{ messageId: 'missingMakeObservable' },
],
output: `
import { makeObservable as makeBanana } from 'mobx';

class C {
constructor() { makeBanana(this); }
@${field}
}
`,
}
))

const invalid10 = fields.map(field => ({
code: `
class C extends Component {
@${field}
}
`,
errors: [
{ messageId: 'missingMakeObservable' },
],
output: `
class C extends Component {
constructor(props) { super(props); makeObservable(this); }
@${field}
}
`,
}
))

const invalid11 = fields.map(field => ({
code: `
class C extends React.Component<{ foo: string }> {
@${field}
}
`,
errors: [
{ messageId: 'missingMakeObservable' },
],
output: `
class C extends React.Component<{ foo: string }> {
constructor(props: { foo: string }) { super(props); makeObservable(this); }
@${field}
}
`,
}
))

const invalid12 = fields.map(field => ({
code: `
class C extends Banana {
@${field}
}
`,
errors: [
{ messageId: 'missingMakeObservableSuper' },
],
}
))

tester.run("missing-make-observable", rule, {
valid: [
Expand All @@ -172,5 +309,12 @@ tester.run("missing-make-observable", rule, {
...invalid3,
...invalid4,
...invalid5,
...invalid6,
...invalid7,
...invalid8,
...invalid9,
...invalid10,
...invalid11,
...invalid12,
],
});
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