swc/bundler/tests/.cache/deno/9f785be930eb0edcce28b7f5e8b1fbb94c2c66bb.ts
강동윤 bbaf619f63
fix(bundler): Fix bugs (#1437)
swc_bundler:
 - [x] Fix wrapped esms. (denoland/deno#9307)
 - [x] Make test secure.
2021-03-02 17:33:03 +09:00

179 lines
4.8 KiB
TypeScript

// Loaded from https://deno.land/x/graphql_deno@v15.0.0/lib/utilities/astFromValue.js
import isFinite from '../polyfills/isFinite.js';
import arrayFrom from '../polyfills/arrayFrom.js';
import objectValues from '../polyfills/objectValues.js';
import inspect from '../jsutils/inspect.js';
import invariant from '../jsutils/invariant.js';
import isObjectLike from '../jsutils/isObjectLike.js';
import isCollection from '../jsutils/isCollection.js';
import { Kind } from '../language/kinds.js';
import { GraphQLID } from '../type/scalars.js';
import { isLeafType, isEnumType, isInputObjectType, isListType, isNonNullType } from '../type/definition.js';
/**
* Produces a GraphQL Value AST given a JavaScript object.
* Function will match JavaScript/JSON values to GraphQL AST schema format
* by using suggested GraphQLInputType. For example:
*
* astFromValue("value", GraphQLString)
*
* A GraphQL type must be provided, which will be used to interpret different
* JavaScript values.
*
* | JSON Value | GraphQL Value |
* | ------------- | -------------------- |
* | Object | Input Object |
* | Array | List |
* | Boolean | Boolean |
* | String | String / Enum Value |
* | Number | Int / Float |
* | Mixed | Enum Value |
* | null | NullValue |
*
*/
export function astFromValue(value, type) {
if (isNonNullType(type)) {
const astValue = astFromValue(value, type.ofType);
if (astValue?.kind === Kind.NULL) {
return null;
}
return astValue;
} // only explicit null, not undefined, NaN
if (value === null) {
return {
kind: Kind.NULL
};
} // undefined
if (value === undefined) {
return null;
} // Convert JavaScript array to GraphQL list. If the GraphQLType is a list, but
// the value is not an array, convert the value using the list's item type.
if (isListType(type)) {
const itemType = type.ofType;
if (isCollection(value)) {
const valuesNodes = []; // Since we transpile for-of in loose mode it doesn't support iterators
// and it's required to first convert iteratable into array
for (const item of arrayFrom(value)) {
const itemNode = astFromValue(item, itemType);
if (itemNode != null) {
valuesNodes.push(itemNode);
}
}
return {
kind: Kind.LIST,
values: valuesNodes
};
}
return astFromValue(value, itemType);
} // Populate the fields of the input object by creating ASTs from each value
// in the JavaScript object according to the fields in the input type.
if (isInputObjectType(type)) {
if (!isObjectLike(value)) {
return null;
}
const fieldNodes = [];
for (const field of objectValues(type.getFields())) {
const fieldValue = astFromValue(value[field.name], field.type);
if (fieldValue) {
fieldNodes.push({
kind: Kind.OBJECT_FIELD,
name: {
kind: Kind.NAME,
value: field.name
},
value: fieldValue
});
}
}
return {
kind: Kind.OBJECT,
fields: fieldNodes
};
}
if (isLeafType(type)) {
// Since value is an internally represented value, it must be serialized
// to an externally represented value before converting into an AST.
const serialized = type.serialize(value);
if (serialized == null) {
return null;
} // Others serialize based on their corresponding JavaScript scalar types.
if (typeof serialized === 'boolean') {
return {
kind: Kind.BOOLEAN,
value: serialized
};
} // JavaScript numbers can be Int or Float values.
if (typeof serialized === 'number' && isFinite(serialized)) {
const stringNum = String(serialized);
return integerStringRegExp.test(stringNum) ? {
kind: Kind.INT,
value: stringNum
} : {
kind: Kind.FLOAT,
value: stringNum
};
}
if (typeof serialized === 'string') {
// Enum types use Enum literals.
if (isEnumType(type)) {
return {
kind: Kind.ENUM,
value: serialized
};
} // ID types can use Int literals.
if (type === GraphQLID && integerStringRegExp.test(serialized)) {
return {
kind: Kind.INT,
value: serialized
};
}
return {
kind: Kind.STRING,
value: serialized
};
}
throw new TypeError(`Cannot convert value to AST: ${inspect(serialized)}.`);
} // Not reachable. All possible input types have been considered.
invariant(false, 'Unexpected input type: ' + inspect(type));
}
/**
* IntValue:
* - NegativeSign? 0
* - NegativeSign? NonZeroDigit ( Digit+ )?
*/
const integerStringRegExp = /^-?(?:0|[1-9][0-9]*)$/;