@urql/exchange-graphcache - npm Package Compare versions

Comparing version 1.0.0-rc.7 to 1.0.0-rc.8

CHANGELOG.md

@@ -11,2 +11,9 @@ # Changelog
 
+## [v1.0.0-rc.8](https://github.com/FormidableLabs/urql-exchange-graphcache/compare/v1.0.0-rc.7...v1.0.0-rc.8)
+
+- Fix warnings being shown for Relay `Connection` and `Edge` embedded types (see [#79](https://github.com/FormidableLabs/urql-exchange-graphcache/pull/79))
+- Implement `readFragment` method on `Store` (see [#73](https://github.com/FormidableLabs/urql-exchange-graphcache/pull/73))
+- Implement `readQuery` method on `Store` (see [#73](https://github.com/FormidableLabs/urql-exchange-graphcache/pull/73))
+- Improve `writeFragment` method on `Store` (see [#73](https://github.com/FormidableLabs/urql-exchange-graphcache/pull/73))
+
 ## [v1.0.0-rc.7](https://github.com/FormidableLabs/urql-exchange-graphcache/compare/v1.0.0-rc.6...v1.0.0-rc.7)
@@ -13,0 +20,0 @@

dist/types/operations/query.d.ts

 import { Data, OperationRequest } from '../types';
 import { Store } from '../store';
+import { DocumentNode } from 'graphql';
 export interface QueryResult {
@@ -10,1 +11,2 @@ dependencies: Set<string>;
 export declare const read: (store: Store, request: OperationRequest, input?: Data | undefined) => QueryResult;
+export declare const readFragment: (store: Store, query: DocumentNode, entity: string | Data) => Data | null;

dist/types/store.d.ts

@@ -10,2 +10,6 @@ import { DocumentNode } from 'graphql';
 declare type RootField = 'query' | 'mutation' | 'subscription';
+interface QueryInput {
+    query: string | DocumentNode;
+    variables?: Variables;
+}
 export declare class Store {
@@ -47,4 +51,6 @@ records: Pessimism.Map<EntityField>;
     }, updater: (data: Data | null) => null | Data): void;
+    readQuery(input: QueryInput): Data | null;
+    readFragment(dataFragment: DocumentNode, entity: string | Data): Data | null;
     writeFragment(dataFragment: DocumentNode, data: Data): void;
 }
 export {};

dist/urql-exchange-graphcache.es.js

@@ -11,2 +11,16 @@ import { Kind, buildClientSchema, isNullableType, isNonNullType, isListType, GraphQLObjectType, GraphQLInterfaceType, GraphQLUnionType } from "graphql";
 
+function _extends() {
+  return (_extends = Object.assign || function(target) {
+    for (var i = 1; i < arguments.length; i++) {
+      var source = arguments[i];
+      for (var key in source) {
+        if (Object.prototype.hasOwnProperty.call(source, key)) {
+          target[key] = source[key];
+        }
+      }
+    }
+    return target;
+  }).apply(this, arguments);
+}
+
 var cache = {};
@@ -25,2 +39,6 @@
 
+var getFragmentTypeName = function(node) {
+  return node.typeCondition.name.value;
+};
+
 var getFieldAlias = function(node) {
@@ -192,16 +210,2 @@ return void 0 !== node.alias ? node.alias.value : getName(node);
 
-function _extends() {
-  return (_extends = Object.assign || function(target) {
-    for (var i = 1; i < arguments.length; i++) {
-      var source = arguments[i];
-      for (var key in source) {
-        if (Object.prototype.hasOwnProperty.call(source, key)) {
-          target[key] = source[key];
-        }
-      }
-    }
-    return target;
-  }).apply(this, arguments);
-}
-
 var isFragmentHeuristicallyMatching = function(node, typename, entityKey, ctx) {
@@ -349,9 +353,9 @@ if (!typename) {
   var select = getSelectionSet(fragment);
-  var typeName = fragment.typeCondition.name.value;
-  var writeData = _extends({}, data, {
-    __typename: typeName
-  });
+  var typename = getFragmentTypeName(fragment);
+  var writeData = _extends({
+    __typename: typename
+  }, data);
   var entityKey = store.keyOfEntity(writeData);
   if (!entityKey) {
-    return "production" !== process.env.NODE_ENV ? warning(!1, "Can't generate a key for writeFragment(...) data.\nYou have to pass an `id` or `_id` field or create a custom `keys` config for `" + typeName + "`.") : void 0;
+    return "production" !== process.env.NODE_ENV ? warning(!1, "Can't generate a key for writeFragment(...) data.\nYou have to pass an `id` or `_id` field or create a custom `keys` config for `" + typename + "`.") : void 0;
   }
@@ -427,3 +431,4 @@ var ctx = {
   if ("string" != typeof data.__typename || void 0 === ctx.store.keys[data.__typename] && null === entityKey) {
-    "production" !== process.env.NODE_ENV && warning(!1, "Invalid key: The GraphQL query at the field at `" + parentFieldKey + "` has a selection set, but no key could be generated for the data at this field.\nYou have to request `id` or `_id` fields for all selection sets or create a custom `keys` config for `" + data.__typename + "`.\nEntities without keys will be embedded directly on the parent entity. If this is intentional, create a `keys` config for `" + data.__typename + "` that always returns null.");
+    var typename = data.__typename;
+    "production" !== process.env.NODE_ENV && warning(typename.endsWith("Connection") || typename.endsWith("Edge"), "Invalid key: The GraphQL query at the field at `" + parentFieldKey + "` has a selection set, but no key could be generated for the data at this field.\nYou have to request `id` or `_id` fields for all selection sets or create a custom `keys` config for `" + typename + "`.\nEntities without keys will be embedded directly on the parent entity. If this is intentional, create a `keys` config for `" + typename + "` that always returns null.");
   }
@@ -715,3 +720,3 @@ writeSelection(ctx, key, select, data);
   var request = createRequest(input.query, input.variables);
-  var output = updater(read(this, request).data);
+  var output = updater(this.readQuery(request));
   if (null !== output) {
@@ -722,2 +727,10 @@ startWrite(this, request, output);
 
+Store.prototype.readQuery = function readQuery(input) {
+  return read(this, createRequest(input.query, input.variables)).data;
+};
+
+Store.prototype.readFragment = function readFragment$1(dataFragment, entity) {
+  return readFragment(this, dataFragment, entity);
+};
+
 Store.prototype.writeFragment = function writeFragment$1(dataFragment, data) {
@@ -794,2 +807,30 @@ writeFragment(this, dataFragment, data);
 
+var readFragment = function(store, query, entity) {
+  var fragments = getFragments(query);
+  var fragment = fragments[Object.keys(fragments)[0]];
+  if (void 0 === fragment) {
+    "production" !== process.env.NODE_ENV && warning(!1, "readFragment(...) was called with an empty fragment.\nYou have to call it with at least one fragment in your GraphQL document.");
+    return null;
+  }
+  var select = getSelectionSet(fragment);
+  var typename = getFragmentTypeName(fragment);
+  if ("string" != typeof entity && !entity.__typename) {
+    entity.__typename = typename;
+  }
+  var entityKey = "string" != typeof entity ? store.keyOfEntity(_extends({
+    __typename: typename
+  }, entity)) : entity;
+  if (!entityKey) {
+    "production" !== process.env.NODE_ENV && warning(!1, "Can't generate a key for readFragment(...).\nYou have to pass an `id` or `_id` field or create a custom `keys` config for `" + typename + "`.");
+    return null;
+  }
+  return readSelection({
+    variables: {},
+    fragments: fragments,
+    partial: !1,
+    store: store,
+    schemaPredicates: store.schemaPredicates
+  }, entityKey, select, Object.create(null)) || null;
+};
+
 var readSelection = function(ctx, entityKey, select, data) {
@@ -796,0 +837,0 @@ var store = ctx.store;

dist/urql-exchange-graphcache.es.min.js

@@ -1,2 +0,2 @@
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a=Object.create(null),u=0,s=t.fields.length;u<s;u++){var c=t.fields[u];a[b(c)]=R(c.value,r)}return a;case e.VARIABLE:var l=r[b(t)];return void 0!==l?l:null;default:return t.value}},A=function(e,t){if(void 0===e.arguments||0===e.arguments.length)return null;for(var r=Object.create(null),n=0,i=e.arguments.length;n<i;n++){var o=e.arguments[n];r[b(o)]=R(o.value,t)}return r},q=function(e,t){if(void 0===e.variableDefinitions)return{};var r=t||{};return e.variableDefinitions.reduce(function(e,t){var n=b(t.variable),i=r[n];if(void 0===i){if(void 0===t.defaultValue)return e;i=R(t.defaultValue,r)}return e[n]=i,e},Object.create(null))},F=function(t){return t.kind===e.FRAGMENT_DEFINITION};function L(t){return t.kind===e.OPERATION_DEFINITION}var N=function(e){return e.definitions.find(L)};function P(e,t){return e[b(t)]=t,e}var T=function(e){return e.definitions.filter(F).reduce(P,{})},E=function(e,t){if(void 0===e.directives)return!0;for(var r=e.directives,n=0,i=r.length;n<i;n++){var 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u=e.schemaPredicates,s=void 0!==u&&u.isListNullable(r,n),c=new Array(t.length),l=0,f=t.length;l<f;l++){var v=void 0!==a?a[l]:void 0,d=M(i,""+l),y=ve(e,t[l],r,n,d,o,v);if(void 0===y&&!s)return;t[l]=void 0!==y?y:null}return c}if(null===t)return null;if(ye(t)){var p=void 0===a?Object.create(null):a,h=("string"==typeof t?t:e.store.keyOfEntity(t))||i;return fe(e,h,o,p)}},de=function(e,t,r,n,i,o){if(Array.isArray(t)){for(var a=e.schemaPredicates,u=void 0!==a&&a.isListNullable(r,n),s=new Array(t.length),c=0,l=t.length;c<l;c++){var f=de(e,t[c],r,n,i,void 0!==o?o[c]:void 0);if(void 0===f&&!u)return;s[c]=void 0!==f?f:null}return s}if(null===t)return null;var v=void 0===o?Object.create(null):o;return fe(e,t,i,v)},ye=function(e){return"string"==typeof e||"object"==typeof e&&null!==e&&"string"==typeof e.__typename},pe=function(e){this.schema=t(e)};pe.prototype.isFieldNullable=function(e,t){var n=he(this.schema,e,t);return void 0!==n&&r(n.type)},pe.prototype.isListNullable=function(e,t){var o=he(this.schema,e,t);if(void 0===o)return!1;var a=n(o.type)?o.type.ofType:o.type;return i(a)&&r(a.ofType)},pe.prototype.isFieldAvailableOnType=function(e,t){return!!he(this.schema,e,t)},pe.prototype.isInterfaceOfType=function(e,t){if(!t||!e)return!1;if(t===e)return!0;var r=this.schema.getType(e),n=this.schema.getType(t);return this.schema.isPossibleType(r,n)};var he=function(e,t,r){var n=e.getType(t);if(void 0!==n){var i=n.getFields()[r];if(void 0!==i)return i}},me=function(e,t){return b({},e,{context:b({},e.context,{meta:b({},e.context.meta,{cacheOutcome:t})})})},ge=function(e){return b({},e,{query:a(e.query)})},ke=function(e){return e.context.requestPolicy},be=function(e){return"query"===e.operationName},_e=function(e){var t=ke(e);return be(e)&&"network-only"!==t},Oe=function(e,t){return b({},e,{context:b({},e.context,{requestPolicy:t})})};function we(e){return _e(e)}function xe(e){return"miss"===e.outcome}function Se(e){return me(e.operation,e.outcome)}function Re(e){return"miss"!==e.outcome}function qe(e){return!_e(e)}var Ae=function(e){return function(t){var r=t.forward,n=t.client;e||(e={});var i=new oe(e.schema?new pe(e.schema):void 0,e.resolvers,e.updates,e.optimistic,e.keys),o=new Set,a=new Map,u=Object.create(null),s=function(e,t){var r=new Set;function i(e){return r.add(e)}t.forEach(function(e){var t=u[e];void 0!==t&&(u[e]=[],t.forEach(i))}),r.forEach(function(t){if(t!==e.key){var r=a.get(t);if(void 0!==r){a.delete(t);var i=Oe(r,"cache-first");n.reexecuteOperation(i)}}})},c=function(e){if(a=ke(n=e),function(e){return"mutation"===e.operationName}(n)&&"network-only"!==a){var t=e.key,r=G(i,e,t).dependencies;0!==r.size&&(o.add(t),s(e,r))}var n,a},l=function(e,t){t.forEach(function(t){(u[t]||(u[t]=[])).push(e.key),a.has(e.key)||a.set(e.key,"network-only"===e.context.requestPolicy?Oe(e,"cache-and-network"):e)})},f=function(e){var t,r=ke(e),n=ae(i,e),o=n.data,a=n.partial;return null===o?t="miss":(l(e,n.dependencies),t=a&&"cache-only"!==r?"partial":"hit"),{outcome:t,operation:e,data:o}},v=function(e){var t,r,n=e.operation,a=e.error,u=e.extensions,c=be(n),f=e.data,v=n.key;if(o.has(v)&&(o.delete(v),i.clearOptimistic(v)),null!=f)if(t=C(i,n,f).dependencies,c){var d=ae(i,n);f=d.data,r=d.dependencies}else f=ae(i,n,f).data;return void 0!==t&&s(e.operation,t),c&&void 0!==r&&l(e.operation,r),{data:f,error:a,extensions:u,operation:n}};function d(e){var t=e.operation,r=e.outcome,i=ke(t);if("cache-and-network"===i||"cache-first"===i&&"partial"===r){var o=Oe(t,"network-only");n.reexecuteOperation(o)}return{operation:me(t,r),data:e.data,error:e.error,extensions:e.extensions}}return function(e){var t=y(e,p(ge),h(c),m),n=y(t,g(we),p(f),m),i=y(n,g(xe),p(Se)),o=y(n,g(Re),p(d)),a=y(r(k([y(t,g(qe)),i])),p(v));return k([a,o])}}};export{oe as Store,Ae as cacheExchange,ae as query,ue as read,C as write,z as writeFragment,G as writeOptimistic};
 //# sourceMappingURL=urql-exchange-graphcache.es.min.js.map

dist/urql-exchange-graphcache.js

@@ -15,2 +15,16 @@ "use strict";
 
+function _extends() {
+  return (_extends = Object.assign || function(target) {
+    for (var i = 1; i < arguments.length; i++) {
+      var source = arguments[i];
+      for (var key in source) {
+        if (Object.prototype.hasOwnProperty.call(source, key)) {
+          target[key] = source[key];
+        }
+      }
+    }
+    return target;
+  }).apply(this, arguments);
+}
+
 var cache = {};
@@ -29,2 +43,6 @@
 
+var getFragmentTypeName = function(node) {
+  return node.typeCondition.name.value;
+};
+
 var getFieldAlias = function(node) {
@@ -196,16 +214,2 @@ return void 0 !== node.alias ? node.alias.value : getName(node);
 
-function _extends() {
-  return (_extends = Object.assign || function(target) {
-    for (var i = 1; i < arguments.length; i++) {
-      var source = arguments[i];
-      for (var key in source) {
-        if (Object.prototype.hasOwnProperty.call(source, key)) {
-          target[key] = source[key];
-        }
-      }
-    }
-    return target;
-  }).apply(this, arguments);
-}
-
 var isFragmentHeuristicallyMatching = function(node, typename, entityKey, ctx) {
@@ -353,9 +357,9 @@ if (!typename) {
   var select = getSelectionSet(fragment);
-  var typeName = fragment.typeCondition.name.value;
-  var writeData = _extends({}, data, {
-    __typename: typeName
-  });
+  var typename = getFragmentTypeName(fragment);
+  var writeData = _extends({
+    __typename: typename
+  }, data);
   var entityKey = store.keyOfEntity(writeData);
   if (!entityKey) {
-    return "production" !== process.env.NODE_ENV ? warning(!1, "Can't generate a key for writeFragment(...) data.\nYou have to pass an `id` or `_id` field or create a custom `keys` config for `" + typeName + "`.") : void 0;
+    return "production" !== process.env.NODE_ENV ? warning(!1, "Can't generate a key for writeFragment(...) data.\nYou have to pass an `id` or `_id` field or create a custom `keys` config for `" + typename + "`.") : void 0;
   }
@@ -431,3 +435,4 @@ var ctx = {
   if ("string" != typeof data.__typename || void 0 === ctx.store.keys[data.__typename] && null === entityKey) {
-    "production" !== process.env.NODE_ENV && warning(!1, "Invalid key: The GraphQL query at the field at `" + parentFieldKey + "` has a selection set, but no key could be generated for the data at this field.\nYou have to request `id` or `_id` fields for all selection sets or create a custom `keys` config for `" + data.__typename + "`.\nEntities without keys will be embedded directly on the parent entity. If this is intentional, create a `keys` config for `" + data.__typename + "` that always returns null.");
+    var typename = data.__typename;
+    "production" !== process.env.NODE_ENV && warning(typename.endsWith("Connection") || typename.endsWith("Edge"), "Invalid key: The GraphQL query at the field at `" + parentFieldKey + "` has a selection set, but no key could be generated for the data at this field.\nYou have to request `id` or `_id` fields for all selection sets or create a custom `keys` config for `" + typename + "`.\nEntities without keys will be embedded directly on the parent entity. If this is intentional, create a `keys` config for `" + typename + "` that always returns null.");
   }
@@ -719,3 +724,3 @@ writeSelection(ctx, key, select, data);
   var request = urql.createRequest(input.query, input.variables);
-  var output = updater(read(this, request).data);
+  var output = updater(this.readQuery(request));
   if (null !== output) {
@@ -726,2 +731,10 @@ startWrite(this, request, output);
 
+Store.prototype.readQuery = function readQuery(input) {
+  return read(this, urql.createRequest(input.query, input.variables)).data;
+};
+
+Store.prototype.readFragment = function readFragment$1(dataFragment, entity) {
+  return readFragment(this, dataFragment, entity);
+};
+
 Store.prototype.writeFragment = function writeFragment$1(dataFragment, data) {
@@ -798,2 +811,30 @@ writeFragment(this, dataFragment, data);
 
+var readFragment = function(store, query, entity) {
+  var fragments = getFragments(query);
+  var fragment = fragments[Object.keys(fragments)[0]];
+  if (void 0 === fragment) {
+    "production" !== process.env.NODE_ENV && warning(!1, "readFragment(...) was called with an empty fragment.\nYou have to call it with at least one fragment in your GraphQL document.");
+    return null;
+  }
+  var select = getSelectionSet(fragment);
+  var typename = getFragmentTypeName(fragment);
+  if ("string" != typeof entity && !entity.__typename) {
+    entity.__typename = typename;
+  }
+  var entityKey = "string" != typeof entity ? store.keyOfEntity(_extends({
+    __typename: typename
+  }, entity)) : entity;
+  if (!entityKey) {
+    "production" !== process.env.NODE_ENV && warning(!1, "Can't generate a key for readFragment(...).\nYou have to pass an `id` or `_id` field or create a custom `keys` config for `" + typename + "`.");
+    return null;
+  }
+  return readSelection({
+    variables: {},
+    fragments: fragments,
+    partial: !1,
+    store: store,
+    schemaPredicates: store.schemaPredicates
+  }, entityKey, select, Object.create(null)) || null;
+};
+
 var readSelection = function(ctx, entityKey, select, data) {
@@ -800,0 +841,0 @@ var store = ctx.store;

dist/urql-exchange-graphcache.min.js

@@ -1,2 +0,2 @@
-"use strict";Object.defineProperty(exports,"__esModule",{value:!0});var e,t=require("graphql"),r=require("urql"),n=require("pessimism"),i=(e=require("fast-json-stable-stringify"))&&"object"==typeof e&&"default"in e?e.default:e,o=require("wonka"),a=function(e){return e.name.value},u=function(e){return void 0!==e.alias?e.alias.value:a(e)},s=function(e){return void 0!==e.selectionSet?e.selectionSet.selections:[]},c=function(e){var t=e.typeCondition;return void 0!==t?a(t):null},l=function(e){return e.kind===t.Kind.FIELD},f=function(e){return e.kind===t.Kind.INLINE_FRAGMENT},v=function(e,r){switch(e.kind){case t.Kind.NULL:return null;case t.Kind.INT:return parseInt(e.value,10);case t.Kind.FLOAT:return parseFloat(e.value);case t.Kind.LIST:for(var n=new Array(e.values.length),i=0,o=e.values.length;i<o;i++)n[i]=v(e.values[i],r);return n;case t.Kind.OBJECT:for(var u=Object.create(null),s=0,c=e.fields.length;s<c;s++){var l=e.fields[s];u[a(l)]=v(l.value,r)}return u;case t.Kind.VARIABLE:var f=r[a(e)];return void 0!==f?f:null;default:return e.value}},d=function(e,t){if(void 0===e.arguments||0===e.arguments.length)return null;for(var r=Object.create(null),n=0,i=e.arguments.length;n<i;n++){var o=e.arguments[n];r[a(o)]=v(o.value,t)}return r},p=function(e,t){if(void 0===e.variableDefinitions)return{};var r=t||{};return e.variableDefinitions.reduce(function(e,t){var n=a(t.variable),i=r[n];if(void 0===i){if(void 0===t.defaultValue)return e;i=v(t.defaultValue,r)}return e[n]=i,e},Object.create(null))},y=function(e){return e.kind===t.Kind.FRAGMENT_DEFINITION};function h(e){return e.kind===t.Kind.OPERATION_DEFINITION}var m=function(e){return e.definitions.find(h)};function g(e,t){return e[a(t)]=t,e}var k=function(e){return e.definitions.filter(y).reduce(g,{})},b=function(e,t){if(void 0===e.directives)return!0;for(var r=e.directives,n=0,i=r.length;n<i;n++){var o=r[n],u=a(o),s="include"===u;if(s||"skip"===u){var c=o.arguments?o.arguments[0]:null;if(c&&"if"===a(c)){var l=v(c.value,t);if("boolean"==typeof l||null===l)return s?!!l:!l}}}return!0},O=function(e,t){return t?e+"("+i(t)+")":e},x=function(e,t){return e+"."+t};function w(){return(w=Object.assign||function(e){for(var t=1;t<arguments.length;t++){var r=arguments[t];for(var n in r)Object.prototype.hasOwnProperty.call(r,n)&&(e[n]=r[n])}return e}).apply(this,arguments)}var _=function(e,t,r,n){return!(!t||t!==c(e)&&s(e).some(function(e){if(!l(e))return!1;var t=a(e),i=d(e,n.variables),o=O(t,i);return!n.store.hasField(x(r,o))}))},q=function(e,t,r,n){this.typename=e,this.entityKey=t,this.context=n,this.indexStack=[0],this.selectionStack=[r]};q.prototype.next=function(){for(;0!==this.indexStack.length;){var e=this.indexStack[this.indexStack.length-1]++,t=this.selectionStack[this.selectionStack.length-1];if(e>=t.length)this.indexStack.pop(),this.selectionStack.pop();else{var r=t[e];if(b(r,this.context.variables)){if(l(r)){if("__typename"===a(r))continue;return r}var n=f(r)?r:this.context.fragments[a(r)];void 0!==n&&(void 0!==this.context.schemaPredicates?this.context.schemaPredicates.isInterfaceOfType(c(n),this.typename):_(n,this.typename,this.entityKey,this.context))&&(this.indexStack.push(0),this.selectionStack.push(s(n)))}}}};var S=function(e){return Array.isArray(e)?e.some(S):"object"!=typeof e||null!==e&&"string"!=typeof e.__typename},R=function(e,t,r){M(0);var n=A(e,t,r);return Q(),n},A=function(e,t,r){var n=m(t.query),i={dependencies:D()},o={variables:p(n,t.variables),fragments:k(t.query),result:i,store:e,schemaPredicates:e.schemaPredicates},a=s(n),u=o.store.getRootKey(n.operation);return u===o.store.getRootKey("query")?F(o,u,a,r):L(o,u,a,r),i},N=function(e,t,r){M(r);var n=m(t.query),i={dependencies:D()},o={variables:p(n,t.variables),fragments:k(t.query),result:i,store:e,schemaPredicates:e.schemaPredicates},u=o.store.getRootKey(n.operation);if(u===o.store.getRootKey("mutation"))for(var c,l=s(n),f=new q(u,u,l,o);void 0!==(c=f.next());)if(void 0!==c.selectionSet){var v=a(c),y=o.store.optimisticMutations[v];if(void 0!==y){var h=d(c,o.variables),g=s(c),b=y(h||{},o.store,o);S(b)||P(o,b,g)}}return Q(),i},T=function(e,t,r){var n=k(t),i=n[Object.keys(n)[0]];if(void 0!==i){var o=s(i),a=w({},r,{__typename:i.typeCondition.name.value}),u=e.keyOfEntity(a);if(u){var c={variables:{},fragments:n,result:{dependencies:D()},store:e,schemaPredicates:e.schemaPredicates};F(c,u,o,a)}}},F=function(e,t,r,n){var i=e.store,o=e.variables,c=t===e.store.getRootKey("query"),l=n.__typename;c||V(t),i.writeField(c?t:l,t,"__typename");for(var f,v=new q(l,t,r,e);void 0!==(f=v.next());){var p=a(f),y=d(f,o),h=x(t,O(p,y)),m=n[u(f)];if(c&&V(h),void 0===f.selectionSet)i.writeRecord(m,h);else if(S(m))i.writeRecord(m,h);else{var g=s(f),k=K(e,h,g,m);i.writeLink(k,h),i.removeRecord(h)}}},K=function(e,t,r,n){if(Array.isArray(n)){for(var i=new Array(n.length),o=0,a=n.length;o<a;o++){var u=n[o],s=x(t,""+o),c=K(e,s,r,u);i[o]=c}return i}if(null===n)return null;var l=e.store.keyOfEntity(n),f=null!==l?l:t;return F(e,f,r,n),f},L=function(e,t,r,n){for(var i,o=new q(t,t,r,e);void 0!==(i=o.next());){var c=a(i),l=u(i),f=d(i,e.variables),v=n[l];if(void 0!==i.selectionSet&&null!==v&&!S(v)){var p=s(i);P(e,v,p)}if(t===e.store.getRootKey("mutation")||t===e.store.getRootKey("subscription")){var y=e.store.updates[t][c];void 0!==y&&y(n,f||{},e.store,e)}}},P=function(e,t,r){if(Array.isArray(t)){for(var n=new Array(t.length),i=0,o=t.length;i<o;i++)n[i]=P(e,t[i],r);return n}if(null!==t){var a=e.store.keyOfEntity(t);null!==a?F(e,a,r,t):L(e,t.__typename,r,t)}},E=function(e,t,r){var n,i=e.store,o=e.variables,u="Query"===t;if(u)n=t;else{if(V(t),"string"!=typeof(n=i.getField(t,"__typename")))return;i.removeRecord(x(t,O("__typename")))}for(var c,l=new q(n,t,r,e);void 0!==(c=l.next());){var f=a(c),v=d(c,o),p=x(t,O(f,v));if(u&&V(p),void 0===c.selectionSet)i.removeRecord(p);else{var y=s(c),h=i.getLink(p);if(i.removeLink(p),void 0===h)void 0!==i.getRecord(p)&&i.removeRecord(p);else if(Array.isArray(h))for(var m=0,g=h.length;m<g;m++){var k=h[m];null!==k&&E(e,k,y)}else null!==h&&E(e,h,y)}}},j={current:null},I={current:null},M=function(e){j.current=new Set,I.current=e},Q=function(){j.current=null,I.current=null},D=function(){return j.current},V=function(e){j.current.add(e)},C=function(e,t,r){return n.setOptimistic(e,t,r,I.current||0)},B=function(e,t){var r=I.current||0;return r?n.setOptimistic(e,t,void 0,r):n.remove(e,t)},G=function(e,t,r,i,o){var a;if(this.records=n.asMutable(n.make()),this.links=n.asMutable(n.make()),this.resolvers=t||{},this.optimisticMutations=i||{},this.keys=o||{},this.schemaPredicates=e,this.updates={Mutation:r&&r.Mutation||{},Subscription:r&&r.Subscription||{}},e){var u=e.schema,s=u.getQueryType(),c=u.getMutationType(),l=u.getSubscriptionType(),f=s?s.name:"Query",v=c?c.name:"Mutation",d=l?l.name:"Subscription";this.rootFields={query:f,mutation:v,subscription:d},this.rootNames=((a={})[f]="query",a[v]="mutation",a[d]="subscription",a)}else this.rootFields={query:"Query",mutation:"Mutation",subscription:"Subscription"},this.rootNames={Query:"query",Mutation:"mutation",Subscription:"subscription"}};G.prototype.getRootKey=function(e){return this.rootFields[e]},G.prototype.keyOfEntity=function(e){var t,r=e.__typename,n=e.id,i=e._id;if(!r)return null;if(this.rootNames[r])return this.rootNames[r];if(this.keys[r])t=this.keys[r](e);else if(null!=n)t=""+n;else{if(null==i)return null;t=""+i}return t?r+":"+t:null},G.prototype.clearOptimistic=function(e){this.records=n.clearOptimistic(this.records,e),this.links=n.clearOptimistic(this.links,e)},G.prototype.getRecord=function(e){return n.get(this.records,e)},G.prototype.removeRecord=function(e){return 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r=m(t.query),n={variables:p(r,t.variables),fragments:k(t.query),store:e,schemaPredicates:e.schemaPredicates};E(n,n.store.getRootKey("query"),s(r)),Q()}(this,{query:e,variables:t})},G.prototype.hasField=function(e){return void 0!==this.getRecord(e)||void 0!==this.getLink(e)},G.prototype.updateQuery=function(e,t){var n=r.createRequest(e.query,e.variables),i=t(J(this,n).data);null!==i&&A(this,n,i)},G.prototype.writeFragment=function(e,t){T(this,e,t)};var z=function(e,t,r){M(0);var n=J(e,t,r);return Q(),n},J=function(e,t,r){var n=m(t.query),i=e.getRootKey(n.operation),o=s(n),a={variables:p(n,t.variables),fragments:k(t.query),partial:!1,store:e,schemaPredicates:e.schemaPredicates},u=r||Object.create(null);return u="Query"!==i?U(a,i,o,u):W(a,i,o,u),{dependencies:D(),partial:void 0!==u&&a.partial,data:void 0===u?null:u}},U=function(e,t,r,n){if("string"!=typeof n.__typename)return n;var i=Object.create(null);i.__typename=n.__typename;for(var o,a=new q(t,t,r,e);void 0!==(o=a.next());){var 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r=b(t.query),n={variables:h(r,t.variables),fragments:O(t.query),store:e,schemaPredicates:e.schemaPredicates};j(n,n.store.getRootKey("query"),l(r)),D()}(this,{query:e,variables:t})},z.prototype.hasField=function(e){return void 0!==this.getRecord(e)||void 0!==this.getLink(e)},z.prototype.updateQuery=function(e,t){var n=r.createRequest(e.query,e.variables),i=t(this.readQuery(n));null!==i&&N(this,n,i)},z.prototype.readQuery=function(e){return U(this,r.createRequest(e.query,e.variables)).data},z.prototype.readFragment=function(e,t){return X(this,e,t)},z.prototype.writeFragment=function(e,t){T(this,e,t)};var J=function(e,t,r){Q(0);var n=U(e,t,r);return D(),n},U=function(e,t,r){var n=b(t.query),i=e.getRootKey(n.operation),o=l(n),a={variables:h(n,t.variables),fragments:O(t.query),partial:!1,store:e,schemaPredicates:e.schemaPredicates},u=r||Object.create(null);return u="Query"!==i?H(a,i,o,u):Y(a,i,o,u),{dependencies:V(),partial:void 0!==u&&a.partial,data:void 0===u?null:u}},H=function(e,t,r,n){if("string"!=typeof n.__typename)return n;var i=Object.create(null);i.__typename=n.__typename;for(var o,a=new S(t,t,r,e);void 0!==(o=a.next());){var u=c(o),s=n[u];i[u]=void 0===o.selectionSet||null===s||R(s)?s:W(e,l(o),s)}return i},W=function(e,t,r){if(Array.isArray(r)){for(var n=new Array(r.length),i=0,o=r.length;i<o;i++)n[i]=W(e,t,r[i]);return n}if(null===r)return null;var a=e.store.keyOfEntity(r);if(null!==a){var u=Object.create(null),s=Y(e,a,t,u);return void 0===s?null:s}return H(e,r.__typename,t,r)},X=function(e,t,r){var n=O(t),i=n[Object.keys(n)[0]];if(void 0===i)return null;var o=l(i),u=s(i);"string"==typeof r||r.__typename||(r.__typename=u);var c="string"!=typeof r?e.keyOfEntity(a({__typename:u},r)):r;return c&&Y({variables:{},fragments:n,partial:!1,store:e,schemaPredicates:e.schemaPredicates},c,o,Object.create(null))||null},Y=function(e,t,r,n){var i=e.store,o=e.variables,a=e.schemaPredicates,s=t===i.getRootKey("query");s||C(t);var f=s?t:i.getField(t,"__typename");if("string"==typeof f){n.__typename=f;for(var v,d=new S(f,t,r,e),p=!1,h=!1;void 0!==(v=d.next());){var m=u(v),g=y(v,o),b=c(v),k=w(t,x(m,g)),O=i.getRecord(k);s&&C(k);var _=void 0,q=i.resolvers[f];if(void 0!==q&&"function"==typeof q[m]){void 0!==O&&(n[b]=O);var R=q[m](n,g||{},i,e);void 0!==v.selectionSet&&(R=Z(e,R,f,m,k,l(v),n[b]));var A=null==R;_=A&&void 0!==a?void 0:A?null:R}else if(void 0===v.selectionSet)_=O;else{var N=l(v),P=i.getLink(k);void 0!==P?_=$(e,P,f,m,N,n[b]):"object"==typeof O&&null!==O&&(_=O)}if(void 0===_&&void 0!==a&&a.isFieldNullable(f,m))h=!0,n[b]=null;else{if(void 0===_)return;p=!0,n[b]=_}}return h&&(e.partial=!0),s&&h&&!p?void 0:n}},Z=function(e,t,r,n,i,o,a){if(Array.isArray(t)){for(var u=e.schemaPredicates,s=void 0!==u&&u.isListNullable(r,n),c=new Array(t.length),l=0,f=t.length;l<f;l++){var v=void 0!==a?a[l]:void 0,d=w(i,""+l),p=Z(e,t[l],r,n,d,o,v);if(void 0===p&&!s)return;t[l]=void 0!==p?p:null}return c}if(null===t)return null;if(ee(t)){var y=void 0===a?Object.create(null):a,h=("string"==typeof t?t:e.store.keyOfEntity(t))||i;return Y(e,h,o,y)}},$=function(e,t,r,n,i,o){if(Array.isArray(t)){for(var a=e.schemaPredicates,u=void 0!==a&&a.isListNullable(r,n),s=new Array(t.length),c=0,l=t.length;c<l;c++){var f=$(e,t[c],r,n,i,void 0!==o?o[c]:void 0);if(void 0===f&&!u)return;s[c]=void 0!==f?f:null}return s}if(null===t)return null;var v=void 0===o?Object.create(null):o;return Y(e,t,i,v)},ee=function(e){return"string"==typeof e||"object"==typeof e&&null!==e&&"string"==typeof e.__typename},te=function(e){this.schema=t.buildClientSchema(e)};te.prototype.isFieldNullable=function(e,r){var n=re(this.schema,e,r);return void 0!==n&&t.isNullableType(n.type)},te.prototype.isListNullable=function(e,r){var n=re(this.schema,e,r);if(void 0===n)return!1;var i=t.isNonNullType(n.type)?n.type.ofType:n.type;return t.isListType(i)&&t.isNullableType(i.ofType)},te.prototype.isFieldAvailableOnType=function(e,t){return!!re(this.schema,e,t)},te.prototype.isInterfaceOfType=function(e,t){if(!t||!e)return!1;if(t===e)return!0;var r=this.schema.getType(e),n=this.schema.getType(t);return this.schema.isPossibleType(r,n)};var re=function(e,t,r){var n=e.getType(t);if(void 0!==n){var i=n.getFields()[r];if(void 0!==i)return i}},ne=function(e,t){return a({},e,{context:a({},e.context,{meta:a({},e.context.meta,{cacheOutcome:t})})})},ie=function(e){return a({},e,{query:r.formatDocument(e.query)})},oe=function(e){return e.context.requestPolicy},ae=function(e){return"query"===e.operationName},ue=function(e){var t=oe(e);return ae(e)&&"network-only"!==t},se=function(e,t){return a({},e,{context:a({},e.context,{requestPolicy:t})})};function ce(e){return ue(e)}function le(e){return"miss"===e.outcome}function fe(e){return ne(e.operation,e.outcome)}function ve(e){return"miss"!==e.outcome}function de(e){return!ue(e)}exports.Store=z,exports.cacheExchange=function(e){return function(t){var r=t.forward,n=t.client;e||(e={});var i=new z(e.schema?new te(e.schema):void 0,e.resolvers,e.updates,e.optimistic,e.keys),a=new Set,u=new Map,s=Object.create(null),c=function(e,t){var r=new Set;function i(e){return r.add(e)}t.forEach(function(e){var t=s[e];void 0!==t&&(s[e]=[],t.forEach(i))}),r.forEach(function(t){if(t!==e.key){var r=u.get(t);if(void 0!==r){u.delete(t);var i=se(r,"cache-first");n.reexecuteOperation(i)}}})},l=function(e){if(o=oe(n=e),function(e){return"mutation"===e.operationName}(n)&&"network-only"!==o){var t=e.key,r=P(i,e,t).dependencies;0!==r.size&&(a.add(t),c(e,r))}var n,o},f=function(e,t){t.forEach(function(t){(s[t]||(s[t]=[])).push(e.key),u.has(e.key)||u.set(e.key,"network-only"===e.context.requestPolicy?se(e,"cache-and-network"):e)})},v=function(e){var t,r=oe(e),n=J(i,e),o=n.data,a=n.partial;return null===o?t="miss":(f(e,n.dependencies),t=a&&"cache-only"!==r?"partial":"hit"),{outcome:t,operation:e,data:o}},d=function(e){var t,r,n=e.operation,o=e.error,u=e.extensions,s=ae(n),l=e.data,v=n.key;if(a.has(v)&&(a.delete(v),i.clearOptimistic(v)),null!=l)if(t=A(i,n,l).dependencies,s){var d=J(i,n);l=d.data,r=d.dependencies}else l=J(i,n,l).data;return void 0!==t&&c(e.operation,t),s&&void 0!==r&&f(e.operation,r),{data:l,error:o,extensions:u,operation:n}};function p(e){var t=e.operation,r=e.outcome,i=oe(t);if("cache-and-network"===i||"cache-first"===i&&"partial"===r){var o=se(t,"network-only");n.reexecuteOperation(o)}return{operation:ne(t,r),data:e.data,error:e.error,extensions:e.extensions}}return function(e){var t=o.pipe(e,o.map(ie),o.tap(l),o.share),n=o.pipe(t,o.filter(ce),o.map(v),o.share),i=o.pipe(n,o.filter(le),o.map(fe)),a=o.pipe(n,o.filter(ve),o.map(p)),u=o.pipe(r(o.merge([o.pipe(t,o.filter(de)),i])),o.map(d));return o.merge([u,a])}}},exports.query=J,exports.read=U,exports.write=A,exports.writeFragment=T,exports.writeOptimistic=P;
 //# sourceMappingURL=urql-exchange-graphcache.min.js.map

package.json

 {
   "name": "@urql/exchange-graphcache",
-  "version": "1.0.0-rc.7",
+  "version": "1.0.0-rc.8",
   "description": "A normalized and configurable cache exchange for urql",
@@ -5,0 +5,0 @@ "repository": "https://github.com/FormidableLabs/urql-exchange-graphcache",

src/operations/query.ts

@@ -10,2 +10,3 @@ import { warning } from '../helpers/warning';
   getFieldAlias,
+  getFragmentTypeName,
 } from '../ast';
@@ -35,2 +36,3 @@
 import { SchemaPredicates } from '../ast/schemaPredicates';
+import { DocumentNode, FragmentDefinitionNode } from 'graphql';
 
@@ -154,2 +156,54 @@ export interface QueryResult {
 
+export const readFragment = (
+  store: Store,
+  query: DocumentNode,
+  entity: Data | string
+): Data | null => {
+  const fragments = getFragments(query);
+  const names = Object.keys(fragments);
+  const fragment = fragments[names[0]] as FragmentDefinitionNode;
+  if (fragment === undefined) {
+    warning(
+      false,
+      'readFragment(...) was called with an empty fragment.\n' +
+        'You have to call it with at least one fragment in your GraphQL document.'
+    );
+
+    return null;
+  }
+
+  const select = getSelectionSet(fragment);
+  const typename = getFragmentTypeName(fragment);
+  if (typeof entity !== 'string' && !entity.__typename) {
+    entity.__typename = typename;
+  }
+
+  const entityKey =
+    typeof entity !== 'string'
+      ? store.keyOfEntity({ __typename: typename, ...entity } as Data)
+      : entity;
+
+  if (!entityKey) {
+    warning(
+      false,
+      "Can't generate a key for readFragment(...).\n" +
+        'You have to pass an `id` or `_id` field or create a custom `keys` config for `' +
+        typename +
+        '`.'
+    );
+
+    return null;
+  }
+
+  const ctx: Context = {
+    variables: {},
+    fragments,
+    partial: false,
+    store,
+    schemaPredicates: store.schemaPredicates,
+  };
+
+  return readSelection(ctx, entityKey, select, Object.create(null)) || null;
+};
+
 const readSelection = (
@@ -156,0 +210,0 @@ ctx: Context,

src/operations/write.ts

@@ -160,6 +160,5 @@ import { warning } from '../helpers/warning';
   const select = getSelectionSet(fragment);
-  const typeName = getFragmentTypeName(fragment);
-  const writeData = { ...data, __typename: typeName } as Data;
-
-  const entityKey = store.keyOfEntity(writeData) as string;
+  const typename = getFragmentTypeName(fragment);
+  const writeData = { __typename: typename, ...data } as Data;
+  const entityKey = store.keyOfEntity(writeData);
   if (!entityKey) {
@@ -170,3 +169,3 @@ return warning(
         'You have to pass an `id` or `_id` field or create a custom `keys` config for `' +
-        typeName +
+        typename +
         '`.'
@@ -177,3 +176,3 @@ );
   const ctx: Context = {
-    variables: {}, // TODO: Should we support variables?
+    variables: {},
     fragments,
@@ -294,4 +293,6 @@ result: { dependencies: getCurrentDependencies() },
   ) {
+    const typename = data.__typename;
+
     warning(
-      false,
+      typename.endsWith('Connection') || typename.endsWith('Edge'),
       'Invalid key: The GraphQL query at the field at `' +
@@ -303,7 +304,7 @@ parentFieldKey +
         'a custom `keys` config for `' +
-        data.__typename +
+        typename +
         '`.\n' +
         'Entities without keys will be embedded directly on the parent entity. ' +
         'If this is intentional, create a `keys` config for `' +
-        data.__typename +
+        typename +
         '` that always returns null.'
@@ -310,0 +311,0 @@ );

src/store.test.ts

@@ -184,4 +184,5 @@ import gql from 'graphql-tag';
 
-  it('should be able to update a fragment', () => {
+  it('should be able to write a fragment', () => {
     initStoreState(0);
+
     store.writeFragment(
@@ -222,2 +223,28 @@ gql`
 
+  it('should be able to read a fragment', () => {
+    initStoreState(0);
+    const result = store.readFragment(
+      gql`
+        fragment _ on Todo {
+          id
+          text
+          complete
+        }
+      `,
+      { id: '0' }
+    );
+
+    const deps = getCurrentDependencies();
+    expect(deps).toEqual(new Set(['Todo:0']));
+
+    expect(result).toEqual({
+      id: '0',
+      text: 'Go to the shops',
+      complete: false,
+      __typename: 'Todo',
+    });
+
+    clearStoreState();
+  });
+
   it('should be able to update a query', () => {
@@ -308,2 +335,25 @@ initStoreState(0);
 
+  it('should be able to read a query', () => {
+    initStoreState(0);
+    const result = store.readQuery({ query: Todos });
+
+    const deps = getCurrentDependencies();
+    expect(deps).toEqual(
+      new Set([
+        'Query.todos',
+        'Todo:0',
+        'Todo:1',
+        'Todo:2',
+        'Author:0',
+        'Author:1',
+      ])
+    );
+
+    expect(result).toEqual({
+      __typename: 'Query',
+      todos: todosData.todos,
+    });
+    clearStoreState();
+  });
+
   it('should be able to optimistically mutate', () => {
@@ -310,0 +360,0 @@ const { dependencies } = writeOptimistic(

src/store.ts

@@ -19,3 +19,3 @@ import invariant from 'invariant';
 import { joinKeys, keyOfField } from './helpers';
-import { read } from './operations/query';
+import { read, readFragment } from './operations/query';
 import { writeFragment, startWrite } from './operations/write';
@@ -78,2 +78,7 @@ import { invalidate } from './operations/invalidate';
 
+interface QueryInput {
+  query: string | DocumentNode;
+  variables?: Variables;
+}
+
 export class Store {
@@ -262,3 +267,3 @@ records: Pessimism.Map<EntityField>;
     const request = createRequest(input.query, input.variables);
-    const output = updater(read(this, request).data);
+    const output = updater(this.readQuery(request as QueryInput));
     if (output !== null) {
@@ -269,2 +274,10 @@ startWrite(this, request, output);
 
+  readQuery(input: QueryInput): Data | null {
+    return read(this, createRequest(input.query, input.variables)).data;
+  }
+
+  readFragment(dataFragment: DocumentNode, entity: string | Data): Data | null {
+    return readFragment(this, dataFragment, entity);
+  }
+
   writeFragment(dataFragment: DocumentNode, data: Data): void {
@@ -271,0 +284,0 @@ writeFragment(this, dataFragment, data);

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increased by3.22%

Lines of code

6388

increased by2.98%

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increased by10.81%

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