dd-trace
Version:
Datadog APM tracing client for JavaScript
108 lines (106 loc) • 4.05 kB
JavaScript
// file mostly untouched from apollo-graphql
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const visitor_1 = require("graphql/language/visitor");
const printer_1 = require("graphql/language/printer");
const utilities_1 = require("graphql/utilities");
const lodash_sortby_1 = __importDefault(require("lodash.sortby"));
function hideLiterals(ast) {
return visitor_1.visit(ast, {
IntValue(node) {
return Object.assign({}, node, { value: "0" });
},
FloatValue(node) {
return Object.assign({}, node, { value: "0" });
},
StringValue(node) {
return Object.assign({}, node, { value: "", block: false });
},
ListValue(node) {
return Object.assign({}, node, { values: [] });
},
ObjectValue(node) {
return Object.assign({}, node, { fields: [] });
}
});
}
exports.hideLiterals = hideLiterals;
function hideStringAndNumericLiterals(ast) {
return visitor_1.visit(ast, {
IntValue(node) {
return Object.assign({}, node, { value: "0" });
},
FloatValue(node) {
return Object.assign({}, node, { value: "0" });
},
StringValue(node) {
return Object.assign({}, node, { value: "", block: false });
}
});
}
exports.hideStringAndNumericLiterals = hideStringAndNumericLiterals;
function dropUnusedDefinitions(ast, operationName) {
const separated = utilities_1.separateOperations(ast)[operationName];
if (!separated) {
return ast;
}
return separated;
}
exports.dropUnusedDefinitions = dropUnusedDefinitions;
function sorted(items) {
if (items) {
return lodash_sortby_1.default.apply(null, arguments);
}
return undefined;
}
function sortAST(ast) {
return visitor_1.visit(ast, {
OperationDefinition(node) {
return Object.assign({}, node, { variableDefinitions: sorted(node.variableDefinitions, "variable.name.value") });
},
SelectionSet(node) {
return Object.assign({}, node, { selections: lodash_sortby_1.default(node.selections, "kind", "name.value") });
},
Field(node) {
return Object.assign({}, node, { arguments: sorted(node.arguments, "name.value") });
},
FragmentSpread(node) {
return Object.assign({}, node, { directives: sorted(node.directives, "name.value") });
},
InlineFragment(node) {
return Object.assign({}, node, { directives: sorted(node.directives, "name.value") });
},
FragmentDefinition(node) {
return Object.assign({}, node, { directives: sorted(node.directives, "name.value"), variableDefinitions: sorted(node.variableDefinitions, "variable.name.value") });
},
Directive(node) {
return Object.assign({}, node, { arguments: sorted(node.arguments, "name.value") });
}
});
}
exports.sortAST = sortAST;
function removeAliases(ast) {
return visitor_1.visit(ast, {
Field(node) {
return Object.assign({}, node, { alias: undefined });
}
});
}
exports.removeAliases = removeAliases;
function printWithReducedWhitespace(ast) {
const sanitizedAST = visitor_1.visit(ast, {
StringValue(node) {
return Object.assign({}, node, { value: Buffer.from(node.value, "utf8").toString("hex"), block: false });
}
});
const withWhitespace = printer_1.print(sanitizedAST);
const minimizedButStillHex = withWhitespace
.replace(/\s+/g, " ")
.replace(/([^_a-zA-Z0-9]) /g, (_, c) => c)
.replace(/ ([^_a-zA-Z0-9])/g, (_, c) => c);
return minimizedButStillHex.replace(/"([a-f0-9]+)"/g, (_, hex) => JSON.stringify(Buffer.from(hex, "hex").toString("utf8")));
}
exports.printWithReducedWhitespace = printWithReducedWhitespace;