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41 lines
1.5 KiB
Plaintext
41 lines
1.5 KiB
Plaintext
import { GraphQLScalarType, Kind } from 'graphql';
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import { createGraphQLError } from '../error.js';
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const HEX_COLOR_CODE = /^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3}|[A-Fa-f0-9]{8})$/;
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const validate = (value, ast) => {
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if (typeof value !== 'string') {
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throw createGraphQLError(`Value is not string: ${value}`, ast ? { nodes: ast } : undefined);
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}
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if (!HEX_COLOR_CODE.test(value)) {
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throw createGraphQLError(`Value is not a valid HexColorCode: ${value}`, ast ? { nodes: ast } : undefined);
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}
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return value;
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};
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const specifiedByURL = 'https://en.wikipedia.org/wiki/Web_colors';
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export const GraphQLHexColorCodeConfig = /*#__PURE__*/ {
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name: `HexColorCode`,
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description: `A field whose value is a hex color code: https://en.wikipedia.org/wiki/Web_colors.`,
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serialize(value) {
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return validate(value);
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},
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parseValue(value) {
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return validate(value);
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},
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parseLiteral(ast) {
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if (ast.kind !== Kind.STRING) {
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throw createGraphQLError(`Can only validate strings as hex color codes but got a: ${ast.kind}`, { nodes: ast });
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}
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return validate(ast.value, ast);
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},
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specifiedByURL,
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specifiedByUrl: specifiedByURL,
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extensions: {
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codegenScalarType: 'string',
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jsonSchema: {
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title: 'HexColorCode',
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type: 'string',
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pattern: HEX_COLOR_CODE.source,
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},
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},
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};
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export const GraphQLHexColorCode = /*#__PURE__*/ new GraphQLScalarType(GraphQLHexColorCodeConfig);
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