graphql-language-service
Version:
The official, runtime independent Language Service for GraphQL
155 lines • 6.55 kB
JavaScript
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
import { locToRange, offsetToPosition } from '../utils';
export const LANGUAGE = 'GraphQL';
function assert(value, message) {
if (!value) {
throw new Error(message);
}
}
function getRange(text, node) {
const location = node.loc;
assert(location, 'Expected ASTNode to have a location.');
return locToRange(text, location);
}
function getPosition(text, node) {
const location = node.loc;
assert(location, 'Expected ASTNode to have a location.');
return offsetToPosition(text, location.start);
}
export function getDefinitionQueryResultForNamedType(text, node, dependencies) {
return __awaiter(this, void 0, void 0, function* () {
const name = node.name.value;
const defNodes = dependencies.filter(({ definition }) => definition.name && definition.name.value === name);
if (defNodes.length === 0) {
throw new Error(`Definition not found for GraphQL type ${name}`);
}
const definitions = defNodes.map(({ filePath, content, definition }) => getDefinitionForNodeDefinition(filePath || '', content, definition));
return {
definitions,
queryRange: definitions.map(_ => getRange(text, node)),
printedName: name,
};
});
}
export function getDefinitionQueryResultForField(fieldName, typeName, dependencies) {
var _a;
return __awaiter(this, void 0, void 0, function* () {
const defNodes = dependencies.filter(({ definition }) => definition.name && definition.name.value === typeName);
if (defNodes.length === 0) {
throw new Error(`Definition not found for GraphQL type ${typeName}`);
}
const definitions = [];
for (const { filePath, content, definition } of defNodes) {
const fieldDefinition = (_a = definition.fields) === null || _a === void 0 ? void 0 : _a.find(item => item.name.value === fieldName);
if (fieldDefinition == null) {
continue;
}
definitions.push(getDefinitionForFieldDefinition(filePath || '', content, fieldDefinition));
}
return {
definitions,
queryRange: [],
printedName: [typeName, fieldName].join('.'),
};
});
}
export function getDefinitionQueryResultForArgument(argumentName, fieldName, typeName, dependencies) {
var _a, _b, _c;
return __awaiter(this, void 0, void 0, function* () {
const definitions = [];
for (const { filePath, content, definition } of dependencies) {
const argDefinition = (_c = (_b = (_a = definition.fields) === null || _a === void 0 ? void 0 : _a.find(item => item.name.value === fieldName)) === null || _b === void 0 ? void 0 : _b.arguments) === null || _c === void 0 ? void 0 : _c.find(item => item.name.value === argumentName);
if (argDefinition == null) {
continue;
}
definitions.push(getDefinitionForArgumentDefinition(filePath || '', content, argDefinition));
}
return {
definitions,
queryRange: [],
printedName: `${[typeName, fieldName].join('.')}(${argumentName})`,
};
});
}
export function getDefinitionQueryResultForFragmentSpread(text, fragment, dependencies) {
return __awaiter(this, void 0, void 0, function* () {
const name = fragment.name.value;
const defNodes = dependencies.filter(({ definition }) => definition.name.value === name);
if (defNodes.length === 0) {
throw new Error(`Definition not found for GraphQL fragment ${name}`);
}
const definitions = defNodes.map(({ filePath, content, definition }) => getDefinitionForFragmentDefinition(filePath || '', content, definition));
return {
definitions,
queryRange: definitions.map(_ => getRange(text, fragment)),
printedName: name,
};
});
}
export function getDefinitionQueryResultForDefinitionNode(path, text, definition) {
var _a;
return {
definitions: [getDefinitionForFragmentDefinition(path, text, definition)],
queryRange: definition.name ? [getRange(text, definition.name)] : [],
printedName: (_a = definition.name) === null || _a === void 0 ? void 0 : _a.value,
};
}
function getDefinitionForFragmentDefinition(path, text, definition) {
const { name } = definition;
if (!name) {
throw new Error('Expected ASTNode to have a Name.');
}
return {
path,
position: getPosition(text, definition),
range: getRange(text, definition),
name: name.value || '',
language: LANGUAGE,
projectRoot: path,
};
}
function getDefinitionForNodeDefinition(path, text, definition) {
const { name } = definition;
assert(name, 'Expected ASTNode to have a Name.');
return {
path,
position: getPosition(text, definition),
range: getRange(text, definition),
name: name.value || '',
language: LANGUAGE,
projectRoot: path,
};
}
function getDefinitionForFieldDefinition(path, text, definition) {
const { name } = definition;
assert(name, 'Expected ASTNode to have a Name.');
return {
path,
position: getPosition(text, definition),
range: getRange(text, definition),
name: name.value || '',
language: LANGUAGE,
projectRoot: path,
};
}
function getDefinitionForArgumentDefinition(path, text, definition) {
const { name } = definition;
assert(name, 'Expected ASTNode to have a Name.');
return {
path,
position: getPosition(text, definition),
range: getRange(text, definition),
name: name.value || '',
language: LANGUAGE,
projectRoot: path,
};
}
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