eslint-plugin-react-hooks
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eslint-plugin-react-hooks - npm Package Compare versions
Comparing version 4.0.3 to 4.0.4
@@ -10,49 +10,49 @@ /** @license React vundefined | ||
| 'use strict';function M(a){if("Identifier"===a.type)return/^use[A-Z0-9].*$/.test(a.name);if("MemberExpression"===a.type&&!a.computed&&M(a.property)){a=a.object;var c=/^[A-Z].*/;return"Identifier"===a.type&&c.test(a.name)}return!1}function aa(a){return"Identifier"===a.type?!/^[a-z]/.test(a.name):!1}function ba(a,c){return a.name===c||"MemberExpression"===a.type&&"React"===a.object.name&&a.property.name===c}function ea(a){return!!(a.parent&&a.parent.callee&&ba(a.parent.callee,"forwardRef"))} | ||
| function fa(a){return!!(a.parent&&a.parent.callee&&ba(a.parent.callee,"memo"))}function ha(a){for(;a;){var c=ia(a);if(c&&(aa(c)||M(c))||ea(a)||fa(a))return!0;a=a.parent}return!1} | ||
| function ia(a){if("FunctionDeclaration"===a.type||"FunctionExpression"===a.type&&a.id)return a.id;if("FunctionExpression"===a.type||"ArrowFunctionExpression"===a.type)return"VariableDeclarator"===a.parent.type&&a.parent.init===a?a.parent.id:"AssignmentExpression"===a.parent.type&&a.parent.right===a&&"="===a.parent.operator?a.parent.left:"Property"!==a.parent.type||a.parent.value!==a||a.parent.computed?"AssignmentPattern"!==a.parent.type||a.parent.right!==a||a.parent.computed?void 0:a.parent.left: | ||
| 'use strict';function L(a){if("Identifier"===a.type)return/^use[A-Z0-9].*$/.test(a.name);if("MemberExpression"===a.type&&!a.computed&&L(a.property)){a=a.object;var c=/^[A-Z].*/;return"Identifier"===a.type&&c.test(a.name)}return!1}function ba(a){return"Identifier"===a.type?!/^[a-z]/.test(a.name):!1}function ca(a,c){return a.name===c||"MemberExpression"===a.type&&"React"===a.object.name&&a.property.name===c}function fa(a){return!!(a.parent&&a.parent.callee&&ca(a.parent.callee,"forwardRef"))} | ||
| function ha(a){return!!(a.parent&&a.parent.callee&&ca(a.parent.callee,"memo"))}function ia(a){for(;a;){var c=ja(a);if(c&&(ba(c)||L(c))||fa(a)||ha(a))return!0;a=a.parent}return!1} | ||
| function ja(a){if("FunctionDeclaration"===a.type||"FunctionExpression"===a.type&&a.id)return a.id;if("FunctionExpression"===a.type||"ArrowFunctionExpression"===a.type)return"VariableDeclarator"===a.parent.type&&a.parent.init===a?a.parent.id:"AssignmentExpression"===a.parent.type&&a.parent.right===a&&"="===a.parent.operator?a.parent.left:"Property"!==a.parent.type||a.parent.value!==a||a.parent.computed?"AssignmentPattern"!==a.parent.type||a.parent.right!==a||a.parent.computed?void 0:a.parent.left: | ||
| a.parent.key} | ||
| function ja(a){function c(){return{isRequired:!1,isSatisfiedRecursively:!1,hasRequiredNodesBelow:!1,children:new Map}}function b(a,d){d=d.split(".");var k=!0,f=!1,h=void 0;try{for(var e=d[Symbol.iterator](),b;!(k=(b=e.next()).done);k=!0){var n=b.value,z=a.children.get(n);z||(z=c(),a.children.set(n,z));a=z}}catch(G){f=!0,h=G}finally{try{k||null==e.return||e.return()}finally{if(f)throw h;}}return a}function e(a,c,d){c=c.split(".");var k=!0,f=!1,h=void 0;try{for(var e=c[Symbol.iterator](),b;!(k= | ||
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| !0;e(H,c,function(a){a.hasRequiredNodesBelow=!0})});p.forEach(function(a){b(H,a.key).isSatisfiedRecursively=!0});u.forEach(function(a){b(H,a).isSatisfiedRecursively=!0});a=new Set;var h=new Set;f(H,a,h,function(a){return a});var d=[],z=new Set,A=new Set;p.forEach(function(a){a=a.key;h.has(a)?-1===d.indexOf(a)?d.push(a):A.add(a):!y||a.endsWith(".current")||x.has(a)?z.add(a):-1===d.indexOf(a)&&d.push(a)});a.forEach(function(a){d.push(a)});return{suggestedDependencies:d,unnecessaryDependencies:z,duplicateDependencies:A, | ||
| missingDependencies:a}} | ||
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| function ma(a){return"MemberExpression"!==a.parent.type&&"OptionalMemberExpression"!==a.parent.type||a.parent.object!==a||"current"===a.parent.property.name||a.parent.computed||null!=a.parent.parent&&"CallExpression"===a.parent.parent.type&&a.parent.parent.callee===a.parent?"MemberExpression"===a.type&&a.parent&&"AssignmentExpression"===a.parent.type?a.object:a:ma(a.parent)} | ||
| function Y(a){if("Identifier"===a.type)return a.name;if("MemberExpression"!==a.type||a.computed){if("OptionalMemberExpression"!==a.type||a.computed)throw Error("Unsupported node type: "+a.type);var c=Y(a.object);a=Y(a.property);return c+"?."+a}c=Y(a.object);a=Y(a.property);return c+"."+a}function na(a){return"MemberExpression"!==a.type||"Identifier"!==a.object.type||"React"!==a.object.name||"Identifier"!==a.property.type||a.computed?a:a.property} | ||
| function pa(a,c){var b=na(a);if("Identifier"!==b.type)return-1;switch(b.name){case "useEffect":case "useLayoutEffect":case "useCallback":case "useMemo":return 0;case "useImperativeHandle":return 1;default:if(b===a&&c&&c.additionalHooks){try{var e=Y(b)}catch(f){if(/Unsupported node type/.test(f.message))return 0;throw f;}return c.additionalHooks.test(e)?0:-1}return-1}} | ||
| function qa(a,c){for(var b=[a],e=null;b.length;){e=b.shift();if("Identifier"===e.type&&e.name===c.name&&e.range[0]===c.range[0]&&e.range[1]===c.range[1])return e;if(la(e,c)){a=0;for(var f=Object.entries(e);a<f.length;a++){var C=f[a],p=C[1];"parent"!==C[0]&&(ra(p)?(p.parent=e,b.push(p)):Array.isArray(p)&&p.forEach(function(a){ra(a)&&(a.parent=e,b.push(a))}))}}}return null} | ||
| function sa(a){for(var c="",b=0;b<a.length;b++)c+=a[b],0===b&&2===a.length?c+=" and ":b===a.length-2&&2<a.length?c+=", and ":b<a.length-1&&(c+=", ");return c}function ra(a){return"object"===typeof a&&null!==a&&!Array.isArray(a)&&"string"===typeof a.type}function la(a,c){return a.range[0]<=c.range[0]&&a.range[1]>=c.range[1]}exports.configs={recommended:{plugins:["react-hooks"],rules:{"react-hooks/rules-of-hooks":"error","react-hooks/exhaustive-deps":"warn"}}}; | ||
| exports.rules={"rules-of-hooks":{meta:{type:"problem",docs:{description:"enforces the Rules of Hooks",category:"Possible Errors",recommended:!0,url:"https://reactjs.org/docs/hooks-rules.html"}},create:function(a){var c=[],b=[];return{onCodePathSegmentStart:function(a){return b.push(a)},onCodePathSegmentEnd:function(){return b.pop()},onCodePathStart:function(){return c.push(new Map)},onCodePathEnd:function(e,b){function f(a,c){var b=f.cache,d=b.get(a.id);c=new Set(c);if(c.has(a.id)){b=[].concat(c); | ||
| a=b.slice(b.indexOf(a.id)+1);b=!0;d=!1;var g=void 0;try{for(var m=a[Symbol.iterator](),B;!(b=(B=m.next()).done);b=!0)y.add(B.value)}catch(I){d=!0,g=I}finally{try{b||null==m.return||m.return()}finally{if(d)throw g;}}return 0}c.add(a.id);if(void 0!==d)return d;if(e.thrownSegments.includes(a))d=0;else if(0===a.prevSegments.length)d=1;else{d=0;m=!0;B=!1;var K=void 0;try{g=a.prevSegments[Symbol.iterator]();for(var h;!(m=(h=g.next()).done);m=!0)d+=f(h.value,c)}catch(I){B=!0,K=I}finally{try{m||null== | ||
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| a.nextSegments.length)b=1;else{b=0;m=!0;B=!1;var K=void 0;try{g=a.nextSegments[Symbol.iterator]();for(var h;!(m=(h=g.next()).done);m=!0)b+=p(h.value,c)}catch(I){B=!0,K=I}finally{try{m||null==g.return||g.return()}finally{if(B)throw K;}}}d.set(a.id,b);return b}function u(a){var c=u.cache,b=c.get(a.id);if(null===b)return Infinity;if(void 0!==b)return b;c.set(a.id,null);if(0===a.prevSegments.length)b=1;else{b=Infinity;var d=!0,g=!1,m=void 0;try{for(var B=a.prevSegments[Symbol.iterator](),K;!(d= | ||
| (K=B.next()).done);d=!0){var h=u(K.value);h<b&&(b=h)}}catch(I){g=!0,m=I}finally{try{d||null==B.return||B.return()}finally{if(g)throw m;}}b+=1}c.set(a.id,b);return b}var x=c.pop();if(0!==x.size){var y=new Set;f.cache=new Map;p.cache=new Map;u.cache=new Map;var H=p(e.initialSegment),h=ia(b),d=ha(b),z=h?aa(h)||M(h):ea(b)||fa(b),A=Infinity,k=!0,n=!1,T=void 0;try{for(var q=e.finalSegments[Symbol.iterator](),U;!(k=(U=q.next()).done);k=!0){var D=U.value;if(D.reachable){var w=u(D);w<A&&(A=w)}}}catch(F){n= | ||
| !0,T=F}finally{try{k||null==q.return||q.return()}finally{if(n)throw T;}}k=!0;n=!1;T=void 0;try{for(var P=x[Symbol.iterator](),Z;!(k=(Z=P.next()).done);k=!0){var G=Z.value,t=G[0],W=G[1];if(t.reachable){var Q=0===t.nextSegments.length?A<=u(t):A<u(t),N=f(t)*p(t),L=y.has(t.id);x=!0;q=!1;U=void 0;try{for(var l=W[Symbol.iterator](),E;!(x=(E=l.next()).done);x=!0){var v=E.value;L&&a.report({node:v,message:'React Hook "'+a.getSource(v)+'" may be executed more than once. Possibly because it is called in a loop. React Hooks must be called in the exact same order in every component render.'}); | ||
| if(z){if(!L&&N!==H){var R='React Hook "'+a.getSource(v)+'" is called conditionally. React Hooks must be called in the exact same order in every component render.'+(Q?" Did you accidentally call a React Hook after an early return?":"");a.report({node:v,message:R})}}else if(b.parent&&("MethodDefinition"===b.parent.type||"ClassProperty"===b.parent.type)&&b.parent.value===b){var S='React Hook "'+a.getSource(v)+'" cannot be called in a class component. React Hooks must be called in a React function component or a custom React Hook function.'; | ||
| a.report({node:v,message:S})}else if(h){var J='React Hook "'+a.getSource(v)+'" is called in function "'+(a.getSource(h)+'" that is neither a React function component nor a custom React Hook function. React component names must start with an uppercase letter.');a.report({node:v,message:J})}else if("Program"===b.type){var X='React Hook "'+a.getSource(v)+'" cannot be called at the top level. React Hooks must be called in a React function component or a custom React Hook function.';a.report({node:v,message:X})}else if(d){var O= | ||
| 'React Hook "'+a.getSource(v)+'" cannot be called inside a callback. React Hooks must be called in a React function component or a custom React Hook function.';a.report({node:v,message:O})}}}catch(F){q=!0,U=F}finally{try{x||null==l.return||l.return()}finally{if(q)throw U;}}}}}catch(F){n=!0,T=F}finally{try{k||null==P.return||P.return()}finally{if(n)throw T;}}}},CallExpression:function(a){if(M(a.callee)){var e=c[c.length-1],C=b[b.length-1],p=e.get(C);p||(p=[],e.set(C,p));p.push(a.callee)}}}}},"exhaustive-deps":{meta:{type:"suggestion", | ||
| function ka(a){function c(){return{isRequired:!1,isSatisfiedRecursively:!1,hasRequiredNodesBelow:!1,children:new Map}}function e(a,d){d=d.split(".");var l=!0,b=!1,h=void 0;try{for(var e=d[Symbol.iterator](),n;!(l=(n=e.next()).done);l=!0){var B=n.value,k=f(a,B);k||(k=c(),a.children.set(B,k));a=k}}catch(r){b=!0,h=r}finally{try{l||null==e.return||e.return()}finally{if(b)throw h;}}return a}function h(a,c,d){c=c.split(".");var l=!0,b=!1,e=void 0;try{for(var h=c[Symbol.iterator](),n;!(l=(n=h.next()).done);l= | ||
| !0){var k=f(a,n.value);if(!k)break;d(k);a=k}}catch(r){b=!0,e=r}finally{try{l||null==h.return||h.return()}finally{if(b)throw e;}}}function f(a,c){return a.children.get(c)||a.children.get(c.split("?")[0])||a.children.get(c+"?")}function k(a,c,d,b){a.children.forEach(function(a,l){var f=b(l);a.isSatisfiedRecursively?a.hasRequiredNodesBelow&&d.add(f):a.isRequired?c.add(f):k(a,c,d,function(a){return f+"."+a})})}var q=a.dependencies,t=a.declaredDependencies,x=a.optionalDependencies,A=a.externalDependencies, | ||
| V=a.isEffect,d=c();q.forEach(function(a,c){e(d,c).isRequired=!0;h(d,c,function(a){a.hasRequiredNodesBelow=!0})});t.forEach(function(a){e(d,a.key).isSatisfiedRecursively=!0});x.forEach(function(a){e(d,a).isSatisfiedRecursively=!0});a=new Set;var b=new Set;k(d,a,b,function(a){return a});var n=[],D=new Set,p=new Set;t.forEach(function(a){a=a.key;b.has(a)?-1===n.indexOf(a)?n.push(a):p.add(a):!V||a.endsWith(".current")||A.has(a)?D.add(a):-1===n.indexOf(a)&&n.push(a)});a.forEach(function(a){n.push(a)}); | ||
| return{suggestedDependencies:n,unnecessaryDependencies:D,duplicateDependencies:p,missingDependencies:a}} | ||
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| 0;t<a.references.length;t++){var x=a.references[t];if(x.writeExpr)if(f){a=!0;break a}else{f=!0;continue}for(var A=x.from;A!==h&&null!=A;)A=A.upper;if(A!==h&&!ma(c,x.identifier)){a=!0;break a}}a=!1}return{fn:e,suggestUseCallback:a}})} | ||
| function na(a){return"MemberExpression"!==a.parent.type&&"OptionalMemberExpression"!==a.parent.type||a.parent.object!==a||"current"===a.parent.property.name||a.parent.computed||null!=a.parent.parent&&"CallExpression"===a.parent.parent.type&&a.parent.parent.callee===a.parent?"MemberExpression"===a.type&&a.parent&&"AssignmentExpression"===a.parent.type?a.object:a:na(a.parent)} | ||
| function Z(a){if("Identifier"===a.type)return a.name;if("MemberExpression"!==a.type||a.computed){if("OptionalMemberExpression"!==a.type||a.computed)throw Error("Unsupported node type: "+a.type);var c=Z(a.object);a=Z(a.property);return c+"?."+a}c=Z(a.object);a=Z(a.property);return c+"."+a}function oa(a){return"MemberExpression"!==a.type||"Identifier"!==a.object.type||"React"!==a.object.name||"Identifier"!==a.property.type||a.computed?a:a.property} | ||
| function pa(a,c){var e=oa(a);if("Identifier"!==e.type)return-1;switch(e.name){case "useEffect":case "useLayoutEffect":case "useCallback":case "useMemo":return 0;case "useImperativeHandle":return 1;default:if(e===a&&c&&c.additionalHooks){try{var h=Z(e)}catch(f){if(/Unsupported node type/.test(f.message))return 0;throw f;}return c.additionalHooks.test(h)?0:-1}return-1}} | ||
| function qa(a,c){for(var e=[a],h=null;e.length;){h=e.shift();if("Identifier"===h.type&&h.name===c.name&&h.range[0]===c.range[0]&&h.range[1]===c.range[1])return h;if(ma(h,c)){a=0;for(var f=Object.entries(h);a<f.length;a++){var k=f[a],q=k[1];"parent"!==k[0]&&(ra(q)?(q.parent=h,e.push(q)):Array.isArray(q)&&q.forEach(function(a){ra(a)&&(a.parent=h,e.push(a))}))}}}return null} | ||
| function sa(a){for(var c="",e=0;e<a.length;e++)c+=a[e],0===e&&2===a.length?c+=" and ":e===a.length-2&&2<a.length?c+=", and ":e<a.length-1&&(c+=", ");return c}function ra(a){return"object"===typeof a&&null!==a&&!Array.isArray(a)&&"string"===typeof a.type}function ma(a,c){return a.range[0]<=c.range[0]&&a.range[1]>=c.range[1]}exports.configs={recommended:{plugins:["react-hooks"],rules:{"react-hooks/rules-of-hooks":"error","react-hooks/exhaustive-deps":"warn"}}}; | ||
| exports.rules={"rules-of-hooks":{meta:{type:"problem",docs:{description:"enforces the Rules of Hooks",category:"Possible Errors",recommended:!0,url:"https://reactjs.org/docs/hooks-rules.html"}},create:function(a){var c=[],e=[];return{onCodePathSegmentStart:function(a){return e.push(a)},onCodePathSegmentEnd:function(){return e.pop()},onCodePathStart:function(){return c.push(new Map)},onCodePathEnd:function(e,f){function h(a,c){var d=h.cache,b=d.get(a.id);c=new Set(c);if(c.has(a.id)){d=[].concat(c); | ||
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| g.return||g.return()}finally{if(y)throw I;}}}a.reachable&&0===b?d.delete(a.id):d.set(a.id,b);return b}function q(a,c){var d=q.cache,b=d.get(a.id);c=new Set(c);if(c.has(a.id)){d=Array.from(c);a=d.slice(d.indexOf(a.id)+1);d=!0;b=!1;var g=void 0;try{for(var m=a[Symbol.iterator](),y;!(d=(y=m.next()).done);d=!0)A.add(y.value)}catch(G){b=!0,g=G}finally{try{d||null==m.return||m.return()}finally{if(b)throw g;}}return 0}c.add(a.id);if(void 0!==b)return b;if(e.thrownSegments.includes(a))b=0;else if(0=== | ||
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| c.elements[0]);return!0}if(c.elements[0]===a.identifiers[0]&&"useState"===b)for(a=a.references,c=0;c<a.length;c++)x.add(a[c].identifier)}return!1},A),aa=e(function(a){if(!Array.isArray(a.defs))return!1;a=a.defs[0];if(null==a||null==a.node||null==a.node.id)return!1;var c=a.node,b=C.childScopes;a=null;var g;for(g=0;g<b.length;g++){var d=b[g],e=d.block;if("FunctionDeclaration"===c.type&&e===c||"VariableDeclarator"===c.type&&e.parent===c){a=d;break}}if(null==a)return!1;for(g=0;g<a.through.length;g++)if(c= | ||
| a.through[g],null!=c.resolved&&D.has(c.resolved.scope)&&!P(c.resolved))return!1;return!0},V),U=new Map,r=new Map;l(k);U.forEach(function(a,b){var g=a.dependencyNode;a=a.reference.resolved.references;for(var d=!1,e=0;e<a.length;e++){var m=a[e].identifier.parent;if(null!=m&&"MemberExpression"===m.type&&!m.computed&&"Identifier"===m.property.type&&"current"===m.property.name&&"AssignmentExpression"===m.parent.type&&m.parent.left===m){d=!0;break}}d||c({node:g.parent.property,message:"The ref value '"+ | ||
| b+".current' will likely have changed by the time this effect cleanup function runs. If this ref points to a node rendered by React, copy '"+(b+".current' to a variable inside the effect, and use that variable in the cleanup function.")})});var X=new Set,Q=new Set;r.forEach(function(b,d){var g=b.references;b.isStatic&&Q.add(d);g.forEach(function(b){b.writeExpr&&(b=b.writeExpr,X.has(d)||(X.add(d),c({node:b,message:"Assignments to the '"+d+"' variable from inside React Hook "+(a.getSource(h)+" will be lost after each render. To preserve the value over time, store it in a useRef Hook and keep the mutable value in the '.current' property. Otherwise, you can move this variable directly inside ")+ | ||
| (a.getSource(h)+".")})))})});if(!(0<X.size))if(b){var M=[],K=new Set;"ArrayExpression"!==b.type?c({node:b,message:"React Hook "+a.getSource(h)+" was passed a dependency list that is not an array literal. This means we can't statically verify whether you've passed the correct dependencies."}):b.elements.forEach(function(b){if(null!==b)if("SpreadElement"===b.type)c({node:b,message:"React Hook "+a.getSource(h)+" has a spread element in its dependency array. This means we can't statically verify whether you've passed the correct dependencies."}); | ||
| else{try{var d=Z(b)}catch(J){if(/Unsupported node type/.test(J.message)){"Literal"===b.type?r.has(b.value)?c({node:b,message:"The "+b.raw+" literal is not a valid dependency because it never changes. Did you mean to include "+(b.value+" in the array instead?")}):c({node:b,message:"The "+b.raw+" literal is not a valid dependency because it never changes. You can safely remove it."}):c({node:b,message:"React Hook "+a.getSource(h)+" has a complex expression in the dependency array. Extract it to a separate variable so it can be statically checked."}); | ||
| return}throw J;}for(var g=b;"MemberExpression"===g.type;)g=g.object;var e=!C.through.some(function(a){return a.identifier===g});M.push({key:d,node:b});e||K.add(d)}});var u=ka({dependencies:r,declaredDependencies:M,optionalDependencies:Q,externalDependencies:K,isEffect:p});v=u.unnecessaryDependencies;var E=u.missingDependencies,z=u.duplicateDependencies,R=u.suggestedDependencies;if(0===z.size+E.size+v.size)la({declaredDependencies:M,declaredDependenciesNode:b,componentScope:C,scope:k}).forEach(function(a){var d= | ||
| a.fn;a=a.suggestUseCallback;var g="The '"+d.name.name+"' function makes the dependencies of "+(f+" Hook (at line "+b.loc.start.line+") change on every render.");g=a?g+(" To fix this, wrap the '"+(d.name.name+"' definition into its own useCallback() Hook.")):g+(" Move it inside the "+f+" callback. Alternatively, wrap the '"+(d.name.name+"' definition into its own useCallback() Hook."));var e;a&&"Variable"===d.type&&(e=[{desc:"Wrap the '"+d.name.name+"' definition into its own useCallback() Hook.", | ||
| fix:function(a){return[a.insertTextBefore(d.node.init,"useCallback("),a.insertTextAfter(d.node.init,")")]}}]);c({node:d.node,message:g,suggest:e})});else{!p&&0<E.size&&(R=ka({dependencies:r,declaredDependencies:[],optionalDependencies:Q,externalDependencies:K,isEffect:p}).suggestedDependencies);(function(){if(0===M.length)return!0;var a=M.map(function(a){return a.key}),b=a.slice().sort();return a.join(",")===b.join(",")})()&&R.sort();u="";if(0<v.size){var S=null;Array.from(v.keys()).forEach(function(a){null=== | ||
| S&&a.endsWith(".current")&&(S=a)});if(null!==S)u=" Mutable values like '"+S+"' aren't valid dependencies because mutating them doesn't re-render the component.";else if(0<K.size){var H=Array.from(K)[0];k.set.has(H)||(u=" Outer scope values like '"+H+"' aren't valid dependencies because mutating them doesn't re-render the component.")}}if(!u&&E.has("props")){k=r.get("props");if(null==k)return;k=k.references;if(!Array.isArray(k))return;H=!0;for(var Y=0;Y<k.length;Y++){var N=qa(C.block,k[Y].identifier); | ||
| if(!N){H=!1;break}N=N.parent;if(null==N){H=!1;break}if("MemberExpression"!==N.type){H=!1;break}}H&&(u=" However, 'props' will change when *any* prop changes, so the preferred fix is to destructure the 'props' object outside of the "+(f+" call and refer to those specific props inside ")+(a.getSource(h)+"."))}if(!u&&0<E.size){var F=null;E.forEach(function(a){if(!F){var b=C.set.get(a),c=r.get(a);if(c.references[0].resolved===b&&(b=b.defs[0],null!=b&&null!=b.name&&"Parameter"===b.type)){b=!1;for(var d, | ||
| e=0;e<c.references.length;e++)if(d=c.references[e].identifier,null!=d&&null!=d.parent&&"CallExpression"===d.parent.type&&d.parent.callee===d){b=!0;break}b&&(F=a)}}});null!==F&&(u=" If '"+F+"' changes too often, find the parent component that defines it and wrap that definition in useCallback.")}if(!u&&0<E.size){var w=null;E.forEach(function(a){if(null===w)for(var b=r.get(a).references,c,d,e=0;e<b.length;e++){c=b[e].identifier;for(d=c.parent;null!=d&&d!==C.block;){if("CallExpression"===d.type){var g= | ||
| t.get(d.callee);if(null!=g){g.name===a?w={missingDep:a,setter:d.callee.name,form:"updater"}:x.has(c)?w={missingDep:a,setter:d.callee.name,form:"reducer"}:(c=b[e].resolved,null!=c&&(c=c.defs[0],null!=c&&"Parameter"===c.type&&(w={missingDep:a,setter:d.callee.name,form:"inlineReducer"})));break}}d=d.parent}if(null!==w)break}});if(null!==w)switch(w.form){case "reducer":u=" You can also replace multiple useState variables with useReducer if '"+(w.setter+"' needs the current value of '")+(w.missingDep+ | ||
| "'.");break;case "inlineReducer":u=" If '"+w.setter+"' needs the current value of '"+(w.missingDep+"', you can also switch to useReducer instead of useState and read '")+(w.missingDep+"' in the reducer.");break;case "updater":u=" You can also do a functional update '"+w.setter+"("+w.missingDep.substring(0,1)+" => ...)' if you only need '"+w.missingDep+"' in the '"+(w.setter+"' call.");break;default:throw Error("Unknown case.");}}c({node:b,message:"React Hook "+a.getSource(h)+" has "+(n(E,"a","missing", | ||
| "include")||n(v,"an","unnecessary","exclude")||n(z,"a","duplicate","omit"))+u,suggest:[{desc:"Update the dependencies array to be: ["+R.join(", ")+"]",fix:function(a){return a.replaceText(b,"["+R.join(", ")+"]")}}]})}}else{var W=null;r.forEach(function(a,b){W||a.references.forEach(function(a){if(!W&&t.has(a.identifier)){for(a=a.from;"function"!==a.type;)a=a.upper;a.block===d&&(W=b)}})});if(W){var da=ka({dependencies:r,declaredDependencies:[],optionalDependencies:Q,externalDependencies:new Set,isEffect:!0}).suggestedDependencies; | ||
| c({node:h,message:"React Hook "+f+" contains a call to '"+W+"'. Without a list of dependencies, this can lead to an infinite chain of updates. To fix this, pass ["+da.join(", ")+("] as a second argument to the "+f+" Hook."),suggest:[{desc:"Add dependencies array: ["+da.join(", ")+"]",fix:function(a){return a.insertTextAfter(d,", ["+da.join(", ")+"]")}}]})}}}}var f=a.options&&a.options[0]&&a.options[0].enableDangerousAutofixThisMayCauseInfiniteLoops||!1,k={additionalHooks:a.options&&a.options[0]&& | ||
| a.options[0].additionalHooks?new RegExp(a.options[0].additionalHooks):void 0,enableDangerousAutofixThisMayCauseInfiniteLoops:f},q=a.getSourceCode().scopeManager,t=new WeakMap,x=new WeakSet,A=new WeakMap,V=new WeakMap;return{CallExpression:function(d){var b=pa(d.callee,k);if(-1!==b){var e=d.arguments[b],f=d.callee,p=oa(f).name,l=d.arguments[b+1];d=/Effect($|[^a-z])/g.test(p);if(l||d){switch(e.type){case "FunctionExpression":case "ArrowFunctionExpression":h(e,l,f,p,d);return;case "Identifier":if(!l|| | ||
| l.elements&&l.elements.some(function(a){return"Identifier"===a.type&&a.name===e.name}))return;b=a.getScope().set.get(e.name);if(null==b||null==b.defs)return;b=b.defs[0];if(!b||!b.node)break;if("Variable"!==b.type&&"FunctionName"!==b.type)break;switch(b.node.type){case "FunctionDeclaration":h(b.node,l,f,p,d);return;case "VariableDeclarator":if(b=b.node.init)switch(b.type){case "ArrowFunctionExpression":case "FunctionExpression":h(b,l,f,p,d);return}}break;default:c({node:f,message:"React Hook "+p+" received a function whose dependencies are unknown. Pass an inline function instead."}); | ||
| return}c({node:f,message:"React Hook "+p+" has a missing dependency: '"+e.name+"'. Either include it or remove the dependency array.",suggest:[{desc:"Update the dependencies array to be: ["+e.name+"]",fix:function(a){return a.replaceText(l,"["+e.name+"]")}}]})}else"useMemo"!==p&&"useCallback"!==p||c({node:f,message:"React Hook "+p+" does nothing when called with only one argument. Did you forget to pass an array of dependencies?"})}}}}}}; |
| { | ||
| "name": "eslint-plugin-react-hooks", | ||
| "description": "ESLint rules for React Hooks", | ||
| "version": "4.0.3", | ||
| "version": "4.0.4", | ||
| "repository": { | ||
@@ -6,0 +6,0 @@ "type": "git", |
@@ -21,6 +21,19 @@ # `eslint-plugin-react-hooks` | ||
| Then add it to your ESLint configuration: | ||
| Then extend the recommended eslint config: | ||
| ```js | ||
| { | ||
| "extends": [ | ||
| // ... | ||
| "plugin:react-hooks/recommended" | ||
| ] | ||
| } | ||
| ``` | ||
| ### Custom Configuration | ||
| If you want more fine-grained configuration, you can instead add a snippet like this to your ESLint configuration file: | ||
| ```js | ||
| { | ||
| "plugins": [ | ||
@@ -38,13 +51,3 @@ // ... | ||
| Or use the recommended config: | ||
| ```js | ||
| { | ||
| "extends": [ | ||
| // ... | ||
| "plugin:react-hooks/recommended" | ||
| ] | ||
| } | ||
| ``` | ||
| ## Valid and Invalid Examples | ||
@@ -51,0 +54,0 @@ |
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