Diffusion Open Access Compliance Check Tool (OACCT) (paginated-inlines) Browse

rOACCT/node_modules/@emotion/react/src/get-label-from-stack-trace.js
f646e1f695a7paginated-inlines

get-label-from-stack-trace.js
View Options

			// @flow

			const getLastPart = (functionName: string): string => {
			// The match may be something like 'Object.createEmotionProps' or
			// 'Loader.prototype.render'
			const parts = functionName.split('.')
			return parts[parts.length - 1]
			}

			const getFunctionNameFromStackTraceLine = (line: string): ?string => {
			// V8
			let match = /^\s+at\s+([A-Za-z0-9$.]+)\s/.exec(line)
			if (match) return getLastPart(match[1])

			// Safari / Firefox
			match = /^([A-Za-z0-9$.]+)@/.exec(line)
			if (match) return getLastPart(match[1])

			return undefined
			}

			const internalReactFunctionNames = /* #__PURE__ */ new Set([
			'renderWithHooks',
			'processChild',
			'finishClassComponent',
			'renderToString'
			])

			// These identifiers come from error stacks, so they have to be valid JS
			// identifiers, thus we only need to replace what is a valid character for JS,
			// but not for CSS.
			const sanitizeIdentifier = (identifier: string) =>
			identifier.replace(/\$/g, '-')

			export const getLabelFromStackTrace = (stackTrace: string): ?string => {
			if (!stackTrace) return undefined

			const lines = stackTrace.split('\n')

			for (let i = 0; i < lines.length; i++) {
			const functionName = getFunctionNameFromStackTraceLine(lines[i])

			// The first line of V8 stack traces is just "Error"
			if (!functionName) continue

			// If we reach one of these, we have gone too far and should quit
			if (internalReactFunctionNames.has(functionName)) break

			// The component name is the first function in the stack that starts with an
			// uppercase letter
			if (/^[A-Z]/.test(functionName)) return sanitizeIdentifier(functionName)
			}

			return undefined
			}