diff options
Diffstat (limited to 'alarm/node_modules/graphql/utilities/assertValidName.mjs')
-rw-r--r-- | alarm/node_modules/graphql/utilities/assertValidName.mjs | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/alarm/node_modules/graphql/utilities/assertValidName.mjs b/alarm/node_modules/graphql/utilities/assertValidName.mjs new file mode 100644 index 0000000..d504d22 --- /dev/null +++ b/alarm/node_modules/graphql/utilities/assertValidName.mjs @@ -0,0 +1,31 @@ +import devAssert from "../jsutils/devAssert.mjs"; +import { GraphQLError } from "../error/GraphQLError.mjs"; +var NAME_RX = /^[_a-zA-Z][_a-zA-Z0-9]*$/; +/** + * Upholds the spec rules about naming. + */ + +export function assertValidName(name) { + var error = isValidNameError(name); + + if (error) { + throw error; + } + + return name; +} +/** + * Returns an Error if a name is invalid. + */ + +export function isValidNameError(name) { + typeof name === 'string' || devAssert(0, 'Expected name to be a string.'); + + if (name.length > 1 && name[0] === '_' && name[1] === '_') { + return new GraphQLError("Name \"".concat(name, "\" must not begin with \"__\", which is reserved by GraphQL introspection.")); + } + + if (!NAME_RX.test(name)) { + return new GraphQLError("Names must match /^[_a-zA-Z][_a-zA-Z0-9]*$/ but \"".concat(name, "\" does not.")); + } +} |