ts-json-schema-generator
Version:
Generate JSON schema from your Typescript sources
68 lines • 2.86 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.EnumNodeParser = void 0;
const typescript_1 = __importDefault(require("typescript"));
const EnumType_1 = require("../Type/EnumType");
const isHidden_1 = require("../Utils/isHidden");
const nodeKey_1 = require("../Utils/nodeKey");
class EnumNodeParser {
constructor(typeChecker) {
this.typeChecker = typeChecker;
}
supportsNode(node) {
return node.kind === typescript_1.default.SyntaxKind.EnumDeclaration || node.kind === typescript_1.default.SyntaxKind.EnumMember;
}
createType(node, context) {
const members = node.kind === typescript_1.default.SyntaxKind.EnumDeclaration ? node.members.slice() : [node];
return new EnumType_1.EnumType(`enum-${(0, nodeKey_1.getKey)(node, context)}`, members
.filter((member) => !(0, isHidden_1.isNodeHidden)(member))
.map((member, index) => this.getMemberValue(member, index)));
}
getMemberValue(member, index) {
const constantValue = this.typeChecker.getConstantValue(member);
if (constantValue !== undefined) {
return constantValue;
}
const initializer = member.initializer;
if (!initializer) {
return index;
}
else if (initializer.kind === typescript_1.default.SyntaxKind.NoSubstitutionTemplateLiteral) {
return member.name.getText();
}
else {
return this.parseInitializer(initializer);
}
}
parseInitializer(initializer) {
if (initializer.kind === typescript_1.default.SyntaxKind.TrueKeyword) {
return true;
}
else if (initializer.kind === typescript_1.default.SyntaxKind.FalseKeyword) {
return false;
}
else if (initializer.kind === typescript_1.default.SyntaxKind.NullKeyword) {
return null;
}
else if (initializer.kind === typescript_1.default.SyntaxKind.StringLiteral) {
return initializer.text;
}
else if (initializer.kind === typescript_1.default.SyntaxKind.ParenthesizedExpression) {
return this.parseInitializer(initializer.expression);
}
else if (initializer.kind === typescript_1.default.SyntaxKind.AsExpression) {
return this.parseInitializer(initializer.expression);
}
else if (initializer.kind === typescript_1.default.SyntaxKind.TypeAssertionExpression) {
return this.parseInitializer(initializer.expression);
}
else {
return initializer.getText();
}
}
}
exports.EnumNodeParser = EnumNodeParser;
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